Function client to send GET /path to server (#4)

* Created default project * Added client to .vscode/launch.json * Ignore .vscode/settings.json * Some data scraping * Client skeleton * Client data types and fromJson() functions * Final touches on JSON * Added ApiService * ApiService changes * Prototype for stops * ViewModel and UI * Basic client UI
2025-04-02 15:39:57 -04:00 · 2025-04-02 15:39:57 -04:00 · dc9a3b0e1d
commit dc9a3b0e1d
parent f18509ff1d
56 changed files with 4919 additions and 0 deletions
--- a/.gitignore
+++ b/.gitignore
@ -0,0 +1 @@
+.vscode/settings.json
--- a/.vscode/cspell.json
+++ b/.vscode/cspell.json
@ -0,0 +1,14 @@
+{
+    "version": "0.2",
+    "ignorePaths": [
+        "src/client/data/**"
+    ],
+    "dictionaryDefinitions": [],
+    "dictionaries": [],
+    "words": [
+        "dotw",
+        "Occt"
+    ],
+    "ignoreWords": [],
+    "import": []
+}
--- a/.vscode/launch.json
+++ b/.vscode/launch.json
@ -0,0 +1,22 @@
+{
+  // Use IntelliSense to learn about possible attributes.
+  // Hover to view descriptions of existing attributes.
+  // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
+  "version": "0.2.0",
+  "configurations": [
+    {
+      "name": "client (windows)",
+      "cwd": "src\\client",
+      "request": "launch",
+      "type": "dart",
+      "args": ["-d", "windows"]
+    },
+    {
+      "name": "client (web)",
+      "cwd": "src\\client",
+      "request": "launch",
+      "type": "dart",
+      "args": ["-d", "chrome"]
+    },
+  ]
+}
--- a/src/client/.gitignore
+++ b/src/client/.gitignore
@ -0,0 +1,45 @@
+# Miscellaneous
+*.class
+*.log
+*.pyc
+*.swp
+.DS_Store
+.atom/
+.build/
+.buildlog/
+.history
+.svn/
+.swiftpm/
+migrate_working_dir/
+
+# IntelliJ related
+*.iml
+*.ipr
+*.iws
+.idea/
+
+# The .vscode folder contains launch configuration and tasks you configure in
+# VS Code which you may wish to be included in version control, so this line
+# is commented out by default.
+#.vscode/
+
+# Flutter/Dart/Pub related
+**/doc/api/
+**/ios/Flutter/.last_build_id
+.dart_tool/
+.flutter-plugins
+.flutter-plugins-dependencies
+.pub-cache/
+.pub/
+/build/
+
+# Symbolication related
+app.*.symbols
+
+# Obfuscation related
+app.*.map.json
+
+# Android Studio will place build artifacts here
+/android/app/debug
+/android/app/profile
+/android/app/release
--- a/src/client/.metadata
+++ b/src/client/.metadata
@ -0,0 +1,33 @@
+# This file tracks properties of this Flutter project.
+# Used by Flutter tool to assess capabilities and perform upgrades etc.
+#
+# This file should be version controlled and should not be manually edited.
+
+version:
+  revision: "3e493a3e4d0a5c99fa7da51faae354e95a9a1abe"
+  channel: "beta"
+
+project_type: app
+
+# Tracks metadata for the flutter migrate command
+migration:
+  platforms:
+    - platform: root
+      create_revision: 3e493a3e4d0a5c99fa7da51faae354e95a9a1abe
+      base_revision: 3e493a3e4d0a5c99fa7da51faae354e95a9a1abe
+    - platform: web
+      create_revision: 3e493a3e4d0a5c99fa7da51faae354e95a9a1abe
+      base_revision: 3e493a3e4d0a5c99fa7da51faae354e95a9a1abe
+    - platform: windows
+      create_revision: 3e493a3e4d0a5c99fa7da51faae354e95a9a1abe
+      base_revision: 3e493a3e4d0a5c99fa7da51faae354e95a9a1abe
+
+  # User provided section
+
+  # List of Local paths (relative to this file) that should be
+  # ignored by the migrate tool.
+  #
+  # Files that are not part of the templates will be ignored by default.
+  unmanaged_files:
+    - 'lib/main.dart'
+    - 'ios/Runner.xcodeproj/project.pbxproj'
--- a/src/client/README.md
+++ b/src/client/README.md
@ -0,0 +1,16 @@
+# client
+
+A new Flutter project.
+
+## Getting Started
+
+This project is a starting point for a Flutter application.
+
+A few resources to get you started if this is your first Flutter project:
+
+- [Lab: Write your first Flutter app](https://docs.flutter.dev/get-started/codelab)
+- [Cookbook: Useful Flutter samples](https://docs.flutter.dev/cookbook)
+
+For help getting started with Flutter development, view the
+[online documentation](https://docs.flutter.dev/), which offers tutorials,
+samples, guidance on mobile development, and a full API reference.
--- a/src/client/analysis_options.yaml
+++ b/src/client/analysis_options.yaml
@ -0,0 +1,52 @@
+# This file configures the analyzer, which statically analyzes Dart code to
+# check for errors, warnings, and lints. See the following for docs:
+# https://dart.dev/guides/language/analysis-options
+#
+# The issues identified by the analyzer are surfaced in the UI of Dart-enabled
+# IDEs (https://dart.dev/tools#ides-and-editors). The analyzer can also be
+# invoked from the command line by running `flutter analyze`.
+include: package:very_good_analysis/analysis_options.yaml  # has more lints
+
+analyzer:
+  language:
+    # Strict casts isn't helpful with null safety. It only notifies you on `dynamic`,
+    # which happens all the time in JSON.
+    #
+    # See https://github.com/dart-lang/language/blob/main/resources/type-system/strict-casts.md
+    strict-casts: false
+
+    # Don't let any types be inferred as `dynamic`.
+    #
+    # See https://github.com/dart-lang/language/blob/main/resources/type-system/strict-inference.md
+    strict-inference: true
+
+    # Don't let Dart infer the wrong type on the left side of an assignment.
+    #
+    # See https://github.com/dart-lang/language/blob/main/resources/type-system/strict-raw-types.md
+    strict-raw-types: true
+
+  exclude:
+    - lib/generated/**.dart
+    - test/**.dart
+    - example/**.dart
+
+linter:
+  rules:
+    # Rules NOT in package:very_good_analysis
+    prefer_double_quotes: true
+    prefer_expression_function_bodies: true
+
+    # Rules to be disabled from package:very_good_analysis
+    prefer_single_quotes: false  # prefer_double_quotes
+    lines_longer_than_80_chars: false  # lines should be at most 100 chars
+    sort_pub_dependencies: false  # Sort dependencies by function
+    use_key_in_widget_constructors: false  # not in Flutter apps
+    directives_ordering: false  # sort dart, then flutter, then package imports
+    always_use_package_imports: false  # not when importing sibling files
+    sort_constructors_first: false  # final properties, then constructor
+    avoid_dynamic_calls: false  # this lint takes over errors in the IDE
+    one_member_abstracts: false  # abstract classes are good for interfaces
+    cascade_invocations: false  # cascades are often harder to read
+
+    # Temporarily disabled until we are ready to document
+    public_member_api_docs: false
--- a/src/client/bin/occt.dart
+++ b/src/client/bin/occt.dart
@ -0,0 +1,132 @@
+// Entrypoints can print
+// ignore_for_file: avoid_print
+
+import "dart:convert";
+import "dart:io";
+import "package:http/http.dart";
+import "package:html/parser.dart";
+
+typedef Json = Map<String, dynamic>;
+
+extension <E> on List<E> {
+  Iterable<(int, E)> enumerate() sync* {
+    for (var i = 0; i < length; i++) {
+      yield (i, this[i]);
+    }
+  }
+}
+
+final spotClient = Client();
+
+class OcctStop {
+  static final Map<int, OcctStop> stopsById = {};
+  static final Map<String, OcctStop> stopsByName = {};
+
+  static Future<void> readStops() async {
+    final file = File("data/stops.json");
+    final json = jsonDecode(await file.readAsString()) as List;
+    for (final stopJson in json.cast<Json>()) {
+      final name = stopJson["name"] as String;
+      final id = stopJson["id"] as int;
+      final routeId = stopJson["rid"] as int;
+      var stop = stopsById[id];
+      if (stop == null) {
+        stop = OcctStop(id, name);
+        stopsById[id] = stop;
+        stopsByName[name] = stop;
+      }
+      stop.routes.add(routeId);
+    }
+  }
+
+  final String name;
+  final int id;
+  final List<int> routes = [];
+  OcctStop(this.id, this.name);
+}
+
+class OcctRoute {
+  final int id;
+  final String name;
+  final String abbr;
+  final List<OcctRouteStop> stops = [];
+  final String encodedLine;
+  final String hexColor;
+
+  OcctRoute.fromJson(Json json) :
+    id = json["id"],
+    name = json["name"],
+    abbr = json["abbr"],
+    encodedLine = json["encLine"],
+    hexColor = json["color"];
+}
+
+class OcctRouteStop {
+  final int id;
+  final String name;
+  final List<String> times = [];
+
+  OcctRouteStop(this.id, this.name);
+}
+
+/*
+{
+  "route_id": "int",
+  "stops": [
+    {
+       "stop_id": "int",
+       "stop_name": "string",
+       "times": [ "HH:MM PM" ]
+    }
+  ]
+}
+*/
+
+String getStopName(String text) {
+  final regex = RegExp("(?:Returns to|Arrives at|Leaves)? ?(?:the )?(.+)");
+  const stopNameSubstitutions = {
+    "Binghamton University": "University Union",
+    "Innovative Tech Complex": "Innovative Technology Center",
+    "UClub / University Plaza": "UCLUB",
+  };
+  print("Trying to find stop name in [$text]");
+  final match = regex.firstMatch(text)!;
+  final name = match.group(1)!;
+  return stopNameSubstitutions[name] ?? name;
+}
+
+void main() async {
+  await OcctStop.readStops();
+  final uri = Uri.parse("https://occtransport.org/pages/routes/iu.html");
+  final response = await get(uri);
+  if (response.statusCode != 200) {
+    print("Got non-200 status: ");
+    print(response.body);
+    return;
+  }
+  final html = parse(response.body);
+  final table = html.getElementsByTagName("tbody").first;
+  print(table.children.first.innerHtml);
+  final numStops = table.children.first.children.length;
+  print("There are $numStops stops");
+
+  final stopsHtml = html.getElementsByClassName("sch-notes").first;
+  final routeStops = <OcctRouteStop>[];
+  for (final stopHtml in stopsHtml.children) {
+    final sourceName = stopHtml.text.substring(2);  // eg, 1 Leaves Mohawk
+    final name = getStopName(sourceName);
+    final id = OcctStop.stopsByName[name]?.id;
+    if (id == null) {
+      print("Could not find a stop with the name: $name");
+      return;
+    }
+    routeStops.add(OcctRouteStop(id, name));
+  }
+  for (final row in table.children) {
+    for (final (index, timeHtml) in row.children.enumerate()) {
+      final time = timeHtml.innerHtml;
+      routeStops[index].times.add(time);
+    }
+  }
+  print(routeStops);
+}
--- a/src/client/data/routes.json
+++ b/src/client/data/routes.json
@ -0,0 +1,442 @@
+[
+  {
+    "id": 1,
+    "name": "Westside Outbound",
+    "abbr": "WS O",
+    "stops": [
+      1,
+      2,
+      3,
+      4,
+      5,
+      6,
+      7,
+      8,
+      9,
+      10,
+      11,
+      12,
+      132,
+      13,
+      14,
+      15,
+      16,
+      17,
+      18,
+      19,
+      20,
+      21
+    ],
+    "vType": "Bus",
+    "encLine": "wb{_GhitnMBAFh@LZ@nCO~CIfA??IpAUjBM|@AVSbA_@`B??e@|Ao@rA}@lAm@f@??o@PSCy@?aAAy@O??eAYi@W??WWkA|Be@v@??eBjBy@l@s@b@??YNuBv@gB`@??aCd@SRUb@iAO??s@?}DNBwA??D{CTcAPk@V_@??`CeDRi@Fc@?YA_@EUM]W_@OKe@M??cIS??sHU??mCOsC]??mD}@iA_@??yCkAyB_A??iH{C??mGoCUY??oAm@g@[g@k@u@iA??e@q@Q]GYCWAe@B]NWBg@CUWMMaA??i@iGI]E{@??m@wK??s@kL??u@kL??u@mL??QoCo@qG??]gD[_E??s@qJ??YkDUqA??Qw@cB{F??w@eB]a@kAmA??_CiB~@iC??rA_EdAgC??`E}I??`EcJ??`DgH^u@??fAwBdCuF??nD_I??rCmG??nBkE??nBiE??pBmE??pBkE??rBkE??xByE??nAuC`@sA??tAqG??^aBTuAXyB??dAeJ??`A_J??n@cGDwB??FwK??@aAlCf@PFTA??XGPIV[Re@F[L{A~B^????|Dv@",
+    "color": "#191970",
+    "type": "INBOUND",
+    "order": 1,
+    "showDirection": false,
+    "showPlatform": false,
+    "showScheduleNumber": 1,
+    "useCustomShape": 0,
+    "showVehicleCapacity": true
+  },
+  {
+    "id": 2,
+    "name": "Westside Inbound",
+    "abbr": "WS I",
+    "stops": [
+      42,
+      43,
+      44,
+      45,
+      46,
+      47,
+      48,
+      49,
+      50,
+      51,
+      52,
+      53,
+      54,
+      55,
+      56,
+      57,
+      58,
+      59,
+      60,
+      32,
+      118,
+      1,
+      61
+    ],
+    "vType": "Bus",
+    "encLine": "qv|_G`_jnMA?iDq@_@S}B_@??y@OSFM`BSn@Y^OJ[J??]LmCg@AxA??IrMCb@]xC??UdCiBhP??a@nDg@~C_BjH??k@~Bs@fB{@jB??wE`K??uE~J??uEbK??uEdK??uEbK??w@fBgBlD{@nB??wEfK??wEhK??gB|D_C|G????i@zA??A@zBdBh@h@bAhAVf@??f@lAzAjF\\zA??RlBfAxN@?TbDnA`M??pA|S??pA~S??~@bP?r@??DxAR|C@|@OHCHCLA\\D\\PJFR??Fp@HzAD`@Lp@Zn@X`@XRl@T~Ab@??j@RRBhGhC??pInD??vFfC|Aj@??d@PfBVfBRrBN??~CLzA?`BH@?|IV??d@BTJPNLRL`@Db@?RGf@Sd@ST??QHa@FYCWOSWOc@CU?a@???]EUNcJ??J{K??BcAPo@DIRMXGjAH??dAH~ATpBd@??p@R|@f@jBxA??NTxAjEFh@??^|Cf@|Bb@`B??BXHTp@xAv@|@~@l@??r@Xh@JfAF|@A??XANERKn@Q^WRU??v@gAXg@^_A^uA??h@_CDY@WTaB??LgARyCJaCB]ZOHIBa@?{@???qAGeB????g@DC@Ij@Cd@",
+    "color": "#191970",
+    "type": "INBOUND",
+    "order": 2,
+    "showDirection": false,
+    "showPlatform": false,
+    "showScheduleNumber": 1,
+    "useCustomShape": 0,
+    "showVehicleCapacity": true
+  },
+  {
+    "id": 3,
+    "name": "Downtown Center Leroy Outbound",
+    "abbr": "DCL O",
+    "stops": [
+      1,
+      2,
+      3,
+      33,
+      34,
+      35,
+      36,
+      37,
+      38,
+      39,
+      40,
+      41,
+      42
+    ],
+    "vType": "Bus",
+    "encLine": "sb{_GlitnM??Fb@LZ@nCO~CMhB??[zCM|@AVq@|C??]pA_@~@Yf@_ApA??k@b@o@PSCy@?aAAo@K??oA]i@Y??WUkA|Bg@z@??cBfBy@l@mAr@a@P??sAd@mAXuCj@??YTUb@o@Ka@Ek@@{BH??aADHsFTcAJ[??DOT]bCgDL[FUDk@??Ai@Kc@O[OSOKSIQC{BE??gJY??eFQ{@G}AS??q@ImAYcBc@{Ag@??gCcA{DaB??{IwD??yCqASWqAo@q@e@??i@q@oAkBWk@EYA[Bq@NWXKr@Mb@OTM??ROd@e@nBsCL]h@q@??lFqG??vCsDlAeB??Zo@hCsDr@kA??vEwH??l@eARe@H[L}@ZiD??z@sL??~@eM??LmAVcBtAgG??d@mBVw@pCmG??fFmL??r@gBTo@tAkG?AlAoFfAkE??dD}K@?pBuIVkA??fAqFd@oD??^kDsA?kBL??{EX??iDRKcE??SuJ??SuJ??SwJ??SmK???cA^{I??`@eL????L{C~A`@??lJ|B??nAZc@uI??e@qJ??k@qJ??e@yH??E]@YM@u@IiFcA??GAIIi@K",
+    "color": "#D2042D",
+    "type": "INBOUND",
+    "order": 3,
+    "showDirection": false,
+    "showPlatform": false,
+    "showScheduleNumber": 1,
+    "useCustomShape": 0,
+    "showVehicleCapacity": true
+  },
+  {
+    "id": 4,
+    "name": "Downtown Center Leroy Inbound",
+    "abbr": "DCL I",
+    "stops": [
+      21,
+      22,
+      23,
+      24,
+      25,
+      26,
+      27,
+      28,
+      29,
+      30,
+      31,
+      32,
+      118,
+      61,
+      1
+    ],
+    "vType": "Bus",
+    "encLine": "iy|_Gz~inM?A??xB`@H@JClCf@??bB\\t@HJVTpC??`AxP??RrDOFIBS?{EkA??gCo@QxA??_AtIG|@??i@pN??a@bK?z@??TxL??VhM??TnK??PfI??D`B|CQ??~DU??rCSj@???f@?c@`E]hC??Y|AsAlG??qArFk@zB??qCdJ??gAjEcApE??_BjHUn@a@bA??{D~I??_E|I??g@xAoBnI??YxAS|Am@hI??eAzN??g@|FGd@Kh@KXq@pA??uErH??}@xAqBtC??W\\a@x@_CzC??oEtF??gD`Ec@`@??yBfC]Z]R??c@RQ@UCYI??[QY?WLGV?j@BNPJDNJ`A??FnAL`AXt@`@j@??XTXJbD`A??NBjEhB??rElB??~EtB??dF|B??pBr@|B\\@?nALjCRX@??nFJ??tGT??`BBhAFJDZTLRL`@D^??Cj@Kf@U^[Pa@FYCa@YIMKY??G_@?_AEUNaJ??L{M??Ru@DIRMXG|CT??rAR|@RdBd@b@T??p@`@rAhANTf@tA??`@rAN`@V`CL|@??h@dCb@`BBXb@hA??Vd@dAhAj@^n@V`@J??xAJl@?\\A??ZGRKn@Q^Wn@u@??Zg@n@sATq@f@oB??ZaB@WL}@TkBNwB??RaETK??NMBa@?eD??IoA??@Bk@DIj@CZ",
+    "color": "#D2042D",
+    "type": "INBOUND",
+    "order": 4,
+    "showDirection": false,
+    "showPlatform": false,
+    "showScheduleNumber": 1,
+    "useCustomShape": 0,
+    "showVehicleCapacity": true
+  },
+  {
+    "id": 8,
+    "name": "Campus Shuttle",
+    "abbr": "CS",
+    "stops": [
+      61,
+      117,
+      62,
+      63,
+      64,
+      65,
+      110,
+      111,
+      112,
+      113,
+      114,
+      115,
+      116,
+      1
+    ],
+    "vType": "Bus",
+    "encLine": "{a{_GdptnM?u@??A_A??AgA??CiA?AAe@Ee@??GkA??KgA??MaAQ{@??g@kBy@uB??aAqBm@y@??MKg@Ye@IS?A?UBe@Pg@ZGL??[f@Sj@M`A??IhB?jB??LtD??@LgAl@WNY\\??_@j@s@vA??e@v@{@x@??GFI@g@Tg@L??a@JWLWDMLEJEZ??B^LP`AtC??Vt@????V`CMj@??I`C??IdCEn@??WxB?jA??J`Av@tB??FRbBgB??f@{@t@{A?ADEx@j@n@V??^JtAJ??p@???RpHA?nAE??nCO??dCU??pAGr@M??bC]??bC]??bC]H?AhASjB??WfAYv@o@pA??s@~@cAdA??cBdB??q@r@]j@??q@CG@]zB?h@`@?@I??TqAV{@??b@w@`AcA??|B_C??|@eAj@cA??Rc@Xw@XoA?AJaAFw@AqAEg@??Gm@Mq@Qk@g@oAKShB{C??|BgE??v@eBp@mB??HW}@o@?A?@YWCAe@zAABG^BfB??Dl@DL??HN}@`B??wAhC??sAxBg@n@??}@|@{@n@??gCnA??u@\\[Jo@L??m@D_AE??a@Gk@SQOO[??e@cBl@g@j@s@??j@aATk@f@aB??j@gCDY@WNeA??RcBTeD??LiC",
+    "color": "#228B22",
+    "type": "Linear",
+    "order": 5,
+    "showDirection": false,
+    "showPlatform": false,
+    "showScheduleNumber": 0,
+    "useCustomShape": true,
+    "showVehicleCapacity": true
+  },
+  {
+    "id": 16,
+    "name": "ITC - UCLUB",
+    "abbr": "IU",
+    "stops": [
+      61,
+      63,
+      64,
+      65,
+      109,
+      66,
+      67,
+      68,
+      134,
+      69
+    ],
+    "vType": "Bus",
+    "encLine": "ub{_GfbtnMYkBQaAe@gBe@qA??a@aAs@sAs@_Ag@[??]KOAU?UBe@Pg@Zc@t@Qd@??OdAIjB?lBJrC??Bl@gAl@c@\\m@z@e@|@??m@jAWXq@l@I@g@Te@L??c@JWLWDy@OkA]??uAe@uBi@A?{B_@wBK??OAe@_@M[Kq@J}F??P{L??FqE|CM??hBKh@Gb@Q^U??`A{@??e@qAUa@o@m@??QWEQ?a@n@yARoA??\\cCJBD_@??f@uD??BMa@D??[Be@C?B???Cc@ESBMH??ITSpA??CV@VFLLH??bAZ\\HRAGb@In@?AWfBK^??k@pA?N???PDPHNRR??b@`@Zl@??^dAu@n@??k@`@c@PYD??wBL??sAF??kADBqB??HqF??F}ANkC??PiBTaB??t@qE??v@mE??x@oE??x@mE??t@cE??t@eE??`@aCn@R??jA\\T@??`AZ??O~@??e@nC??g@xC??e@lC??QhATJ?AbC|@??lBr@??fA`@d@H??lC`@??lC\\`AX??zCjAXXBN??RbAFbAEx@o@bI??CVxE[??tDWdAOj@O??d@KzCcAn@O??h@Gv@@zBH??lBDr@AF|A??NfDmCR??[JKJUd@G\\?nADjCAt@??IjB]zBa@tAi@nA??e@x@]b@wAtAs@h@??y@f@y@\\o@R_@H??WBy@BaAQIB[T??UPPxA@H?DHpAH|@??????DdB??@bB??@rA@FXMHIBa@?}@???oAGcB??c@B??G@I}@Cw@??AW",
+    "color": "#CF9FFF",
+    "type": "INBOUND",
+    "order": 6,
+    "showDirection": false,
+    "showPlatform": false,
+    "showScheduleNumber": 1,
+    "useCustomShape": 0,
+    "showVehicleCapacity": true
+  },
+  {
+    "id": 5,
+    "name": "UCLUB",
+    "abbr": "UC",
+    "stops": [
+      61,
+      63,
+      64,
+      65,
+      66,
+      67,
+      68,
+      69,
+      134,
+      1
+    ],
+    "vType": "Bus",
+    "encLine": "yb{_GxatnMS_BWkA??a@{Ae@oA??a@cAcAgB??c@k@GEg@Yi@I??a@@UFUJg@Z??c@t@Ut@MdAGrB???tAJlC??Br@{@b@c@XUVY`@??}AxC?AWZq@l@I@]N??}Ad@??MFWDg@Iy@S??mAc@??kBi@??cAWu@K??y@MiAG??}@E_@YIKGO??Mw@FaD??HyF??HwF??HyF??HwF??DoCJkB??NsBViC??T_Bl@gD??fAcG??bAqF??bAsF??`AsF?@b@kCn@R??jA\\N?~@X??FB_@|BC???B?m@jD??m@nD??YfBTH??lE`B??jBp@rAT??hDd@??bALXFpAd@??pBv@XXJ`@A?Lp@FbAQ`C??a@nF??Eb@~DY??rEY??`AOpA[??tCaA??~@S^Ev@@h@B??~DJr@AHlB??LvC}BNWDSHKJ??Ud@G\\?nADjCAjAItA[pB??c@~Ae@hAi@~@gAnAm@h@w@l@??qAr@mA`@g@Ji@D_@?a@G??[GI?u@f@RzAH`BH|@M`A",
+    "color": "#BF40BF",
+    "type": "INBOUND",
+    "order": 7,
+    "showDirection": false,
+    "showPlatform": false,
+    "showScheduleNumber": 1,
+    "useCustomShape": 0,
+    "showVehicleCapacity": true
+  },
+  {
+    "id": 12,
+    "name": "University Downtown Center Outbound",
+    "abbr": "UDC O",
+    "stops": [
+      1,
+      21,
+      42
+    ],
+    "vType": "Bus",
+    "encLine": "sb{_GnitnMF`@LZ@nCO~CSxCUjBM|@AVIb@??y@lDUp@o@rA}@lAWVa@Tc@J??SCy@?aAAc@G{Aa@g@WYWi@m@e@o@e@aAQMg@mB??c@qBc@mDCY@e@G_BS{AD]G[??MSOIWDy@Ok@OuBs@{Aa@kAU??kAQgCMe@_@M[Kq@HcE??ZgU??NiKPaD`@_E??TgBdCeN??zCoPtAeI??xBkMn@oEX{A??dAsFh@cCd@kBzAcF??l@aBdEuK??bGsOn@yB??fAkEl@mDT}ANuA\\iE??|A{Z??d@iJ@oAC}AC_AU_De@wC??o@eCkHaT??w@{Bq@yBk@aCc@qC]qCk@{D??mDuV??e@wCWoBSo@Wa@GG_@Qa@EY@kFp@??qDb@cCVI@eAISIQO[e@Oq@??Cm@Hw@Vs@d@a@F@b@E`@D\\P^l@??FPHf@t@pL??RfEG~@ERQb@y@d@w@O@?cCc@IIs@M",
+    "color": "#FF7F50",
+    "type": "INBOUND",
+    "order": 8,
+    "showDirection": false,
+    "showPlatform": false,
+    "showScheduleNumber": 1,
+    "useCustomShape": 0,
+    "showVehicleCapacity": true
+  },
+  {
+    "id": 13,
+    "name": "University Downtown Center Inbound",
+    "abbr": "UDC I",
+    "stops": [
+      21,
+      32,
+      118,
+      1,
+      61
+    ],
+    "vType": "Bus",
+    "encLine": "qx|_G~~inMD@??zAX??AyE??E}D@u@???AfAe@n@Ov@MN@~AS??xGw@??~Ca@\\BVJPNLN??N^Jl@bAlH??xA`K??hB`M@?x@bGh@tCNl@??XdA`DfJ??dEzL??l@jB^`Bb@bDRxC??B|BCvA_@hI??{@nP??c@vIa@~E??_@vCe@nCa@fBy@|C??w@dCgEzK??kHdRoAhE??q@hC{@~DcAtFcA|G??UzAsBrK_B~I??eF~Y??a@dCQvA]|DMpCSlI??Y|X??G|El@AlBLpAJl@H??nB^dBd@|@f@`At@??h@b@NTxAjEV`CRrA??b@nBb@`BFb@^`AVb@v@|@`An@??f@R^JzAJl@?h@CNERKb@KJE`@Y??hA{AXg@^_Ah@sBXoAJk@@WD[??\\mCRyCNyC?EZOHIBa@AgA??@eAG_B?Ck@D??Ij@Cd@",
+    "color": "#FF7F50",
+    "type": "INBOUND",
+    "order": 9,
+    "showDirection": false,
+    "showPlatform": false,
+    "showScheduleNumber": 1,
+    "useCustomShape": 0,
+    "showVehicleCapacity": true
+  },
+  {
+    "id": 14,
+    "name": "Main Street Outbound",
+    "abbr": "MS O",
+    "stops": [
+      1,
+      2,
+      3,
+      70,
+      71,
+      72,
+      73,
+      74,
+      75,
+      76,
+      77,
+      155,
+      78,
+      12,
+      132,
+      13,
+      14,
+      15,
+      16,
+      17,
+      18,
+      19,
+      21
+    ],
+    "vType": "Bus",
+    "encLine": "sb{_GfitnMFh@LZ@nCO~C[`E??[`CAVEX}@vDk@|Ak@`A??y@bA_@VUHYFSCy@?}@A??cAQs@Qa@Q[S??OOkA|Bg@z@WV??kAnAy@l@mAr@cA^??q@VmAXuCj@YTMV??GJo@Ka@Ek@@sBH??iADHsFRaA??\\}@~AwB??n@}@Ri@Fc@?YCg@??I[O[OS[QYGoBE??mGQ??uHW??qAIoC]_B_@??qA]aA[aE_B??eJ{D??kH_DSWo@YAJeAg@q@e@{@w@gAkAeA_A??m@]o@YeAW{@IeA?_@D??{@Ny@Vm@VsDjB??mBbAkB|@o@RyAX??yADqD?KK[GUKSQ??SYKUMk@UuBK]Wg@[Ya@S[Ei@F??}ARIi@Ay@EmH??GaP??EgFBY?e@OmJ??KaFtGYlHa@OmCIaCIsD?kBCkCcEsCr@oCNSb@yA??|@eDd@{AiD@gCJoFR}DT}C`@s@mBa@gAi@uBOmAAuB?y@f@WXFxEvCz@b@a@|BMz@Ct@FnABXpBKbCIxCMdHQh@AFSjBkG??lCsJ`@}AAMd@}A??x@qCrCiIt@iB??lI_R??fFgLlByD??rImR??zIsR??zIqR?@pCeGr@gBV}@hAoF??h@}BTuA\\mC~AuNJB??KCrA_MDy@@sE????FcIjCd@??RHL?`@IVMLOJUJWHc@??JsAvATxB`@??|AZ",
+    "color": "#6495ED",
+    "type": "INBOUND",
+    "order": 10,
+    "showDirection": false,
+    "showPlatform": false,
+    "showScheduleNumber": 1,
+    "useCustomShape": 0,
+    "showVehicleCapacity": true
+  },
+  {
+    "id": 15,
+    "name": "Main Street Inbound",
+    "abbr": "MS I",
+    "stops": [
+      42,
+      43,
+      44,
+      45,
+      46,
+      47,
+      48,
+      49,
+      50,
+      51,
+      79,
+      155,
+      80,
+      81,
+      82,
+      83,
+      84,
+      85,
+      32,
+      61,
+      1
+    ],
+    "vType": "Bus",
+    "encLine": "wv|_G~~inMyCk@??KC_@SwB_@A?}@OSFKtAI`@Uf@UV??IDg@NQHmB]??_@IItL???`BEx@c@vDM~A??sAhLGAF@y@vH]zB?A}BpK??W~@Wr@eBvD??yCtG??{CtG??yCtG??mAjC??uAxC?@gDnH??gDpH??gDpH??uAnCuA|C??gDpH??gDrH??gDnH??]|@_C~G??{@jCw@lCGDW~@??wCjK??oBjH{IRuH^iD`@y@Hg@qAk@{Ac@}AQ{@IcAAmA@kA\\WNGd@RtD`Cd@Vh@TShA]dBAn@BjAHp@zEYtGU`FIs@vB??sA|EGZs@jC?AAHfEjC?T??@pCDhD??RzH??@t@}DP??yFX??}BJIF?fA??DjFJ~F??@x@FXFtH??DzL??@dGDxBKl@?H??BzCTlG??DlA@`GdA@??lBAf@QLIVYP]Po@VsA??TcAZq@RSRMTGZC??XCNGpCE@?t@Ij@KbA]\\Q??`EuB??hAk@lCqA??`@Op@Ql@IfAA|@F??t@LRFhAj@f@\\t@t@??rBrB\\V|Av@??r@\\NLfFvB??dHvC??rErB??pB|@lBr@??THfBVxAP??xCTjAB??vCD~AH??pFN??tCJTJPNLRJX??BTBh@Gf@GRU^MHYJUBOA??SGWSS_@Ig@AiA??CKPwK??JaL??@IPo@DIRMXGjCR??dBT|@RdBf@??|@d@nA`A??ZVNT~@nC??Xz@V`CXhB??`AzDFb@^|@??Vf@v@|@x@j@~@\\??b@HfAFl@?h@CNERK??n@Q^Wx@cAh@}@??Vo@Tq@\\uA^aBDY@WL}@??TkBRyCLqC??@M????`@UDM@U???oCCeAC]_@BK@M~@?Z",
+    "color": "#6495ED",
+    "type": "INBOUND",
+    "order": 11,
+    "showDirection": false,
+    "showPlatform": false,
+    "showScheduleNumber": 1,
+    "useCustomShape": 0,
+    "showVehicleCapacity": true
+  },
+  {
+    "id": 9,
+    "name": "Riviera Ridge - Town Square Mall",
+    "abbr": "RRT",
+    "stops": [
+      118,
+      2,
+      3,
+      119,
+      120,
+      121,
+      122,
+      123,
+      124,
+      125,
+      126,
+      127,
+      128,
+      32,
+      61,
+      1
+    ],
+    "vType": "Bus",
+    "encLine": "me{_GbysnMX|@d@vBRzAFxA??JdAFvC@nCC^??K~BSxCUjBM|@AV??e@zBi@rB_@~@Yf@m@x@??]b@_@Vo@PSCy@?aAAq@M??aAUa@Q_@UKMeBbD??MTcBfBy@l@mAr@??uBv@mAXsB`@??g@JSRUb@o@Ka@Ek@@iBF??sAF_@?MjM??EzBe@rL??q@nM??q@vM??KfDGvE??CnI??CfI??EhN?AFvFLrF??D`AXD~BInGa@??rJg@??rCOBbB??VzHPjI??NbJRhD??ZrEyEZ??UBoAZiF~B??}GzC??yC|AwA~@??{AlANbC??bA`P??H~AD^f@fA??F\\m@\\SN??CBFj@Bf@Mf@Kf@EXJX??FZ\\|@??t@fB??RXFDf@GNCIsA??OaC??OcC??MsB??C_@bAO??~AK??|AO??dAKLAMuB??OaC??QgC??OgC??QeC??OgC??OeC?AQcC??OoB??OuB??UkC??U{C??W{C??U{C??U{C??W{C?@U{C??W{C??U{C??Q}C?@MyC??GqC??AmC??CmC??@mC??@oC??BmC???mC??@kC???_B??@qB??@oB??@}B??DaC?@F}B@?A?J_C??JaC??L_C??L_C??J_C??L_C??LaC??L_C??J_C??H_C??J}B??F_C??F}B??D_C??BaC??BmB`AE??jBIA?|@Ah@F??f@HTc@XU??fB]??bB_@??~Ag@??l@Wh@[??b@Wl@c@??jAmA??b@c@j@aA??v@}Ax@j@z@Z??f@Jj@D??h@Br@C??TANERK^I@?LG^Wn@u@??Zg@l@oA??Vu@\\sA?A^aBDg@??VmB??RyB??NwB??JsB??@Y`@UDM@U???cC??EyAAU[BM@A?????Ij@Cf@",
+    "color": "#E37383",
+    "type": "INBOUND",
+    "order": 12,
+    "showDirection": false,
+    "showPlatform": false,
+    "showScheduleNumber": 1,
+    "useCustomShape": 0,
+    "showVehicleCapacity": true
+  },
+  {
+    "id": 10,
+    "name": "Oakdale Commons",
+    "abbr": "OC",
+    "stops": [
+      118,
+      2,
+      3,
+      129,
+      130,
+      32,
+      61,
+      1
+    ],
+    "vType": "Bus",
+    "encLine": "me{_GdysnMBFf@jBR~@NhAHz@Bv@H|@FpD??@tBO~CSxCUjB??M|@AVEX}@vDk@|AYf@k@x@??_@b@_@Vo@PSCy@?aAAgAS??mAa@_@UKMkA|Bc@r@??gBnBy@l@mAr@QH??cBl@mAXoB^??k@LSRUb@o@Ka@E{BF??mBHDuB??B}BTcAZ{@rBqC??Zc@L[FUDu@Ek@Og@W_@OKSIQCe@A??{FO??kGQ??{CM{@GsAQ??{@KmAYcBc@yAg@??iCcA{DaB??gIkD??mD}AqCqA??k@a@mDkDm@c@??kAk@eAW{@IeA???aANs@NmAd@qAp@??sGdD??g@To@Ru@Pw@HsAB??uG@??}DGyA???_CAyCDg@BA?iBHsARqAXo@R??q@TyB|@eClA??cHnD??kD`BuBz@??uExB]JYDG^EpA??EtB@tBA`E???hAaBB??Y@Ut@Uf@]n@??UZWXu@f@e@Py@NeER?O???qCEc@??ASEEe@???iBBED??CNCbA??B~B???DfDCz@E??hCMx@OJE??XKt@g@VYT[??\\o@Tg@Ts@??zBGNFv@@??N?r@RRBlAE??n@EE}B??M{G??G_CSa@WZ??y@dAKTEVB~@??J~F??DvBSCs@S??WOWUISKu@@mA??FkF??D}ATi@??d@w@xAo@??pCyA??vCwA??vCuA??vCuA??tCwA??lCoA??~@a@zAg@??x@Q~AS??pAKdCC??|DA??fE???dE???dE???z@Al@EfAU??|@YxBgA??nDkB??|BiAt@Y??l@Ol@IfAAn@D??bANZJ`Af@t@h@??zC|Cj@^??dBx@\\RNLnAh@??jDvA??xD`B??xD`B??bEhB??p@ZpBr@TD??pAPvBTA?|BPdBD??|BBvAH??dFN??~ABhAFTJRP??Tf@DXBh@Gf@Sd@WVYJ_@@??OAWOSWIQIg@?_AEU??HeF??HeF??DgF????DoCPo@DIRMXG\\B??rBNjAP??|Bf@`AZ??t@`@bBpA??V\\\\~@j@hBN`@BX??b@lDd@tB??d@hBBXHTb@bAV`@?Al@r@x@j@x@ZTFn@D??j@Dl@?h@Cl@U??d@MTOVW|@kA??n@uAf@cB??j@eCDY@WF]??ZkCLiB??ToE??ZOHIBa@?a@???kBCw@?@Cm@k@D????Ij@Ch@",
+    "color": "#FFC000",
+    "type": "INBOUND",
+    "order": 13,
+    "showDirection": false,
+    "showPlatform": false,
+    "showScheduleNumber": 1,
+    "useCustomShape": 0,
+    "showVehicleCapacity": true
+  },
+  {
+    "id": 17,
+    "name": "Downtown Southside Outbound",
+    "abbr": "DSO",
+    "stops": [
+      136,
+      137,
+      1,
+      138,
+      139,
+      140,
+      141,
+      142,
+      143,
+      144,
+      145,
+      146,
+      147,
+      148,
+      154,
+      150,
+      151,
+      153,
+      21
+    ],
+    "vType": "Bus",
+    "encLine": "ub{_GbitnM@?@VDTLZ?X@tBQtD??QbCUjBM|@AVEX}@vDk@|AYj@A?{@hAWVa@Tc@JSCy@?aAA_AQ_AWA?e@WYW??i@m@e@o@e@aAQMc@aBg@}BYyB??MmA@e@G_B??QuA@M@UAQMWKI??IEWDg@I??}@U}@[??_Cs@{@SoBYgCMe@_@M[??Kq@JmF??ToP??R{M??DsATgDZuC^gC??xBuL??fAeG??pAeHfC{N?AfAsGNgA??^gCz@sE??`@yB@A\\[^gA??n@kB??r@wBVo@j@iA??|BmE??`BkE??|BmG??fCaH??t@sBbB{F??xBsH??V}@\\gBLmAJoB?@TuD`@cE??|A_Q?A`@mEj@gF??V}C?@HsBMyEKaAUgAiAkD??mB{Go@qB??mE{M??gBsF?@}@qC??EOwCK??aDEuAG??[Gi@Sg@_@Y[Sc@Qc@gAsE??gCyL??i@uCk@eF??a@qEUoG??]mNK_C??mAuJqAkG??UmB_AaN??WiDuAcL??_AqH??Ky@mBp@??uFrB??uFrB??yGbC??eBr@s@`@}BzA??uEbDOH[F??e@LsEx@?rC@hBh@lFd@xEb@hCn@`D`@bCf@tCj@pCThAz@bF??TbB??BPEf@PpAjAnG??R`AJHNt@??ZfBb@jG??Dn@vAX??nB^??lB\\@?n@DzE???z@ATNO|B??IrA??CXR@jBZ??hDn@@?j@L",
+    "color": "#CECECE",
+    "type": "INBOUND",
+    "order": 15,
+    "showDirection": false,
+    "showPlatform": false,
+    "showScheduleNumber": 1,
+    "useCustomShape": 0,
+    "showVehicleCapacity": true
+  }
+]
--- a/src/client/data/stops.json
+++ b/src/client/data/stops.json
--- a/src/client/lib/data.dart
+++ b/src/client/lib/data.dart
@ -0,0 +1,4 @@
+export "src/data/utils.dart";
+export "src/data/trip.dart";
+export "src/data/path.dart";
+export "src/data/stop.dart";
--- a/src/client/lib/main.dart
+++ b/src/client/lib/main.dart
@ -0,0 +1,27 @@
+import "package:flutter/material.dart";
+
+import "package:client/models.dart";
+import "package:client/pages.dart";
+import "package:client/services.dart";
+
+Future<void> main() async {
+  await services.init();
+  await models.init();
+  await models.initFromOthers();
+  runApp(const ClientApp());
+}
+
+/// The main app widget.
+class ClientApp extends StatelessWidget {
+  /// A const constructor.
+  const ClientApp();
+
+  @override
+  Widget build(BuildContext context) => MaterialApp.router(
+    title: "Flutter Demo",
+    theme: ThemeData(
+      useMaterial3: true,
+    ),
+    routerConfig: router,
+  );
+}
--- a/src/client/lib/models.dart
+++ b/src/client/lib/models.dart
@ -0,0 +1,31 @@
+import "src/models/model.dart";
+
+export "src/models/model.dart";
+
+/// A [DataModel] to manage all other data models.
+class Models extends DataModel {
+	/// Prevents other instances of this class from being created.
+	Models._();
+
+  // List your models here
+
+	/// A list of all models to manage.
+	List<DataModel> get models => [];
+
+	@override
+	Future<void> init() async {
+		for (final model in models) {
+      await model.init();
+    }
+	}
+
+  @override
+  Future<void> initFromOthers() async {
+    for (final model in models) {
+      await model.initFromOthers();
+    }
+  }
+}
+
+/// The global data model singleton.
+final models = Models._();
--- a/src/client/lib/pages.dart
+++ b/src/client/lib/pages.dart
@ -0,0 +1,22 @@
+import "package:go_router/go_router.dart";
+export "package:go_router/go_router.dart";
+
+import "src/pages/home.dart";
+
+/// Contains all the routes for this app.
+class Routes {
+  /// The route for the home page.
+  static const home = "/";
+}
+
+/// The router for the app.
+final router = GoRouter(
+  initialLocation: Routes.home,
+  routes: [
+    GoRoute(
+      path: Routes.home,
+      name: Routes.home,
+      builder: (_, __) => HomePage(),
+    ),
+  ],
+);
--- a/src/client/lib/services.dart
+++ b/src/client/lib/services.dart
@ -0,0 +1,27 @@
+/// Defines and manages the different services used by the app.
+library;
+
+import "src/services/api.dart";
+import "src/services/service.dart";
+
+/// A [Service] that manages all other services used by the app.
+class Services extends Service {
+	/// Prevents other instances of this class from being created.
+	Services._();
+
+  // Define your services here
+  final api = ApiService();
+
+	/// The different services to initialize, in this order.
+	List<Service> get services => [api];
+
+	@override
+	Future<void> init() async {
+		for (final service in services) {
+      await service.init();
+    }
+	}
+}
+
+/// The global services object.
+final services = Services._();
--- a/src/client/lib/src/data/path.dart
+++ b/src/client/lib/src/data/path.dart
@ -0,0 +1,15 @@
+import "trip.dart";
+import "utils.dart";
+
+class PathStep {
+  final Trip trip;
+  final TripStop enter;
+  final TripStop exit;
+
+  PathStep.fromJson(Json json) :
+    trip = Trip.fromJson(json["trip"]),
+    enter = TripStop.fromJson(json["enter_bus"]),
+    exit = TripStop.fromJson(json["exit_bus"]);
+}
+
+typedef Path = List<PathStep>;
--- a/src/client/lib/src/data/stop.dart
+++ b/src/client/lib/src/data/stop.dart
@ -0,0 +1,13 @@
+import "trip.dart";
+import "utils.dart";
+
+class Stop {
+  final double latitude;
+  final double longitude;
+  final List<TripID> trips;
+
+  Stop.fromJson(Json json) :
+    latitude = json["latitude"],
+    longitude = json["longitude"],
+    trips = json["trips"];
+}
--- a/src/client/lib/src/data/trip.dart
+++ b/src/client/lib/src/data/trip.dart
@ -0,0 +1,71 @@
+import "utils.dart";
+
+import "package:flutter/material.dart" show TimeOfDay;
+
+extension type TripID(String id) { }
+extension type StopID(String id) { }
+
+class Trip {
+  final List<TripStop> stops;
+  final String path;
+  final String name;
+  final String abbrev;
+  final String polyline;
+
+  const Trip({
+    required this.stops,
+    required this.path,
+    required this.name,
+    required this.abbrev,
+    required this.polyline,
+  });
+
+  Trip.fromJson(Json json) :
+    stops = [
+      for (final stop in json["stops"])
+        TripStop.fromJson(stop),
+    ],
+    path = json["path"],
+    name = json["name"],
+    abbrev = json["abbrev"],
+    polyline = json["polyline"];
+}
+
+class TripStop {
+  final double lat;
+  final double long;
+  final List<ScheduledTime> times;
+
+  const TripStop({
+    required this.lat,
+    required this.long,
+    required this.times,
+  });
+
+  TripStop.fromJson(Json json) :
+    lat = json["latitude"],
+    long = json["longitude"],
+    times = [
+      for (final time in json["times"])
+        ScheduledTime.fromJson(time),
+    ];
+}
+
+class ScheduledTime {
+  static const weekdays = ["Mo", "Tu", "We", "Th", "Fr", "Sa", "Su"];
+
+  final String weekday;
+  final TimeOfDay timeOfDay;
+
+  const ScheduledTime({
+    required this.weekday,
+    required this.timeOfDay,
+  });
+
+  factory ScheduledTime.fromJson(Json json) {
+    final weekday = json["dotw"];
+    final [hour, minute] = (json["time"] as String).split(":");
+    final timeOfDay = TimeOfDay(hour: int.parse(hour), minute: int.parse(minute));
+    return ScheduledTime(weekday: weekday, timeOfDay: timeOfDay);
+  }
+}
--- a/src/client/lib/src/data/utils.dart
+++ b/src/client/lib/src/data/utils.dart
@ -0,0 +1,30 @@
+/// A JSON object
+typedef Json = Map<String, dynamic>;
+
+typedef FromJson<T> = T Function(Json);
+
+typedef Coordinates = ({double lat, double long});
+
+/// Utils on [Map].
+extension MapUtils<K, V> on Map<K, V> {
+  /// Gets all the keys and values as 2-element records.
+	Iterable<(K, V)> get records => entries.map((entry) => (entry.key, entry.value));
+}
+
+/// Zips two lists, like Python
+Iterable<(E1, E2)> zip<E1, E2>(List<E1> list1, List<E2> list2) sync* {
+  if (list1.length != list2.length) throw ArgumentError("Trying to zip lists of different lengths");
+  for (var index = 0; index < list1.length; index++) {
+    yield (list1[index], list2[index]);
+  }
+}
+
+/// Extensions on lists
+extension ListUtils<E> on List<E> {
+  /// Iterates over a pair of indexes and elements, like Python
+  Iterable<(int, E)> get enumerate sync* {
+    for (var i = 0; i < length; i++) {
+      yield (i, this[i]);
+    }
+  }
+}
--- a/src/client/lib/src/models/model.dart
+++ b/src/client/lib/src/models/model.dart
@ -0,0 +1,17 @@
+import "package:flutter/foundation.dart";
+
+/// A model containing data needed throughout the app.
+///
+/// This model may need to be initialized, so [init] should be called before using it. This model
+/// should also be held as a singleton in some global scope.
+abstract class DataModel with ChangeNotifier {
+	/// Loads any data needed by the model.
+  ///
+  /// This function must not depend on any other model.
+	Future<void> init();
+
+  /// Loads any data from other models.
+  ///
+  /// At this point, all models have run [init], so it is safe to use other models.
+  Future<void> initFromOthers() async { }
+}
--- a/src/client/lib/src/pages/home.dart
+++ b/src/client/lib/src/pages/home.dart
@ -0,0 +1,86 @@
+import "package:client/data.dart";
+import "package:flutter/material.dart";
+
+import "package:client/view_models.dart";
+import "package:client/widgets.dart";
+
+/// The home page.
+class HomePage extends ReactiveWidget<HomeModel> {
+  @override
+  HomeModel createModel() => HomeModel();
+
+  @override
+  Widget build(BuildContext context, HomeModel model) => Scaffold(
+    appBar: AppBar(title: const Text("Counter")),
+    body: Center(
+      child: SizedBox(
+        width: 300,
+        child: Column(
+          children: [
+            Row(
+              children: [
+                Expanded(
+                  child: TextField(
+                    controller: model.startLatitudeController,
+                    decoration: const InputDecoration(
+                      hintText: "Start latitude",
+                      border: OutlineInputBorder(),
+                    ),
+                  ),
+                ),
+                const SizedBox(width: 8),
+                Expanded(
+                  child: TextField(
+                    controller: model.startLongitudeController,
+                    decoration: const InputDecoration(
+                      hintText: "Start longitude",
+                      border: OutlineInputBorder(),
+                    ),
+                  ),
+                ),
+              ],
+            ),
+            const SizedBox(height: 12),
+            Row(
+              children: [
+                Expanded(
+                  child: TextField(
+                    controller: model.endLatitudeController,
+                    decoration: const InputDecoration(
+                      hintText: "End latitude",
+                      border: OutlineInputBorder(),
+                    ),
+                  ),
+                ),
+                const SizedBox(width: 8),
+                Expanded(
+                  child: TextField(
+                    controller: model.endLongitudeController,
+                    decoration: const InputDecoration(
+                      hintText: "End Longitude",
+                      border: OutlineInputBorder(),
+                    ),
+                  ),
+                ),
+              ],
+            ),
+            const SizedBox(height: 24),
+            FilledButton(onPressed: model.search, child: const Text("Search for a path")),
+            const SizedBox(height: 8),
+            const Divider(),
+            const SizedBox(height: 8),
+            if (model.isLoading)
+              const LinearProgressIndicator()
+            else if (model.isSearching && model.path == null)
+              const Text("Could not connect to API")
+            else
+              for (final step in model.path ?? <PathStep>[]) Text(
+                "Get on at ${step.enter.lat}, ${step.enter.long}\n"
+                "Get off at ${step.exit.lat}, ${step.exit.long}",
+              ),
+          ],
+        ),
+      ),
+    ),
+  );
+}
--- a/src/client/lib/src/services/api.dart
+++ b/src/client/lib/src/services/api.dart
@ -0,0 +1,53 @@
+import "dart:convert";
+
+import "package:http/http.dart" as http;
+
+import "package:client/data.dart";
+
+import "service.dart";
+
+class ApiService extends Service {
+  final client = http.Client();
+
+  @override
+  Future<void> init() async { }
+
+  Uri get _base => Uri(scheme: "https", host: "localhost", port: 5000);
+
+  Future<List<T>?> _getAll<T>(Uri uri, FromJson<T> fromJson) async {
+    try {
+      final response = await client.get(uri);
+      if (response.statusCode != 200) return null;
+      final json = jsonDecode(response.body) as List;
+      return [
+        for (final obj in json.cast<Json>())
+          fromJson(obj),
+      ];
+    } catch (error) {
+      return null;
+    }
+  }
+
+  Future<List<Trip>?> getTrips() => _getAll(
+    _base.replace(path: "/trips"),
+    Trip.fromJson,
+  );
+
+  Future<Path?> getPath({
+    required Coordinates start,
+    required Coordinates end,
+  }) => _getAll(
+    _base.replace(
+      path: "/path",
+    ).replace(
+      queryParameters: {
+        "start_lat": start.lat.toString(),
+        "start_lon": start.long.toString(),
+        "end_lat": end.lat.toString(),
+        "end_lon": end.long.toString(),
+        "time": DateTime.now().millisecondsSinceEpoch.toString(),
+      },
+    ),
+    PathStep.fromJson,
+  );
+}
--- a/src/client/lib/src/services/service.dart
+++ b/src/client/lib/src/services/service.dart
@ -0,0 +1,7 @@
+/// Defines a service: a singleton object to manage a resource.
+abstract class Service {
+	/// Initializes any resources needed by the service.
+	///
+	/// This is guaranteed to be called before any other methods.
+	Future<void> init();
+}
--- a/src/client/lib/src/view_models/home.dart
+++ b/src/client/lib/src/view_models/home.dart
@ -0,0 +1,34 @@
+import "package:client/data.dart";
+import "package:client/services.dart";
+import "package:flutter/widgets.dart" hide Path;
+
+import "view_model.dart";
+
+/// The view model for the home page.
+class HomeModel extends ViewModel {
+  final startLatitudeController = TextEditingController();
+  final startLongitudeController = TextEditingController();
+  final endLatitudeController = TextEditingController();
+  final endLongitudeController = TextEditingController();
+
+  Path? path;
+
+  double? get startLatitude => double.tryParse(startLatitudeController.text);
+  double? get startLongitude => double.tryParse(startLongitudeController.text);
+  double? get endLatitude => double.tryParse(endLatitudeController.text);
+  double? get endLongitude => double.tryParse(endLongitudeController.text);
+
+  bool isSearching = false;
+
+  Future<void> search() async {
+    final start = (lat: startLatitude, long: startLongitude);
+    final end = (lat: endLatitude, long: endLongitude);
+    if (start.lat == null || start.long == null) return;
+    if (end.lat == null || end.long == null) return;
+    isSearching = true;
+    isLoading = true;
+    path = await services.api.getPath(start: start as Coordinates, end: end as Coordinates);
+    if (path != null) isSearching = false;
+    isLoading = false;
+  }
+}
--- a/src/client/lib/src/view_models/view_model.dart
+++ b/src/client/lib/src/view_models/view_model.dart
@ -0,0 +1,54 @@
+import "package:flutter/foundation.dart";
+
+/// A model to load and manage state needed by any piece of UI.
+///
+/// [init] is called right away it is *not* awaited. Use [isLoading] and
+/// [errorText] to convey progress to the user. This allows the UI to load immediately.
+abstract class ViewModel with ChangeNotifier {
+  /// Calls [init] right away but does not await it.
+  ViewModel() {
+    init();
+  }
+
+	/// Override this method to initializes any data needed by the model.
+  Future<void> init() async {}
+
+  /// Whether this model is currently loading data. Setting this updates the UI.
+  bool _isLoading = false;
+  bool get isLoading => _isLoading;
+  set isLoading(bool value) {
+    _isLoading = value;
+    notifyListeners();
+  }
+
+  /// Whether this model has encountered an error. Setting this updates the UI.
+  String? _errorText;
+  String? get errorText => _errorText;
+  set errorText(String? value) {
+    _errorText = value;
+    notifyListeners();
+  }
+
+  /// Wether this model is still attached to a widget.
+  bool _isMounted = true;
+
+  @override
+  void notifyListeners() {
+    if (_isMounted) super.notifyListeners();
+  }
+
+  @override
+  void dispose() {
+    _isMounted = false;
+    super.dispose();
+  }
+}
+
+/// A model to build a value from the UI.
+abstract class BuilderModel<T> extends ViewModel {
+	/// The value being edited.
+	T get value;
+
+	/// Whether the [value] is ready to be accessed.
+	bool get isReady;
+}
--- a/src/client/lib/src/widgets/generic/reactive_widget.dart
+++ b/src/client/lib/src/widgets/generic/reactive_widget.dart
@ -0,0 +1,80 @@
+import "package:flutter/material.dart";
+
+abstract class ReactiveWidgetInterface<T extends ChangeNotifier> extends StatefulWidget {
+  const ReactiveWidgetInterface();
+
+  /// A function to create or find the model. This function will only be called once.
+  T createModel();
+
+  /// Whether the view model should be disposed or not.
+  bool get shouldDispose;
+
+  /// Builds the UI according to the state in [model].
+	Widget build(BuildContext context, T model);
+
+  @override
+	ReactiveWidgetState createState() => ReactiveWidgetState<T>();
+
+  /// This function gives you an opportunity to update the view model when the widget updates.
+  ///
+  /// For more details, see [State.didUpdateWidget].
+  void didUpdateWidget(covariant ReactiveWidgetInterface<T> oldWidget, T model) { }
+}
+
+/// A widget that creates, subscribes to, and disposes of a [ChangeNotifier].
+abstract class ReactiveWidget<T extends ChangeNotifier> extends ReactiveWidgetInterface<T> {
+	/// A const constructor.
+	const ReactiveWidget();
+
+  @override
+	T createModel();
+
+  @override
+  bool get shouldDispose => true;
+}
+
+/// A [ReactiveWidget] that works with a reusable [ChangeNotifier].
+abstract class ReusableReactiveWidget<T extends ChangeNotifier> extends ReactiveWidgetInterface<T> {
+  /// The model to listen to.
+  final T model;
+  /// Creates a widget that listens to a view model.
+  const ReusableReactiveWidget(this.model);
+
+  @override
+  T createModel() => model;
+
+  @override
+  bool get shouldDispose => false;
+}
+
+/// A state for [ReactiveWidget] that manages the [model].
+class ReactiveWidgetState<T extends ChangeNotifier> extends State<ReactiveWidgetInterface<T>>{
+	/// The model to listen to.
+	late final T model;
+
+	@override
+	void initState() {
+		super.initState();
+		model = widget.createModel();
+		model.addListener(listener);
+	}
+
+	@override
+	void dispose() {
+		model.removeListener(listener);
+    if (widget.shouldDispose) model.dispose();
+		super.dispose();
+	}
+
+  @override
+  void didUpdateWidget(covariant ReactiveWidgetInterface<T> oldWidget) {
+    widget.didUpdateWidget(oldWidget, model);
+    super.didUpdateWidget(oldWidget);
+  }
+
+	/// Updates the UI when [model] updates.
+	void listener() => setState(() {});
+
+	@override
+	Widget build(BuildContext context) => widget.build(context, model);
+}
--- a/src/client/lib/view_models.dart
+++ b/src/client/lib/view_models.dart
@ -0,0 +1,3 @@
+export "src/view_models/view_model.dart";
+
+export "src/view_models/home.dart";
--- a/src/client/lib/widgets.dart
+++ b/src/client/lib/widgets.dart
@ -0,0 +1,20 @@
+import "package:flutter/material.dart";
+
+export "package:go_router/go_router.dart";
+
+export "src/widgets/generic/reactive_widget.dart";
+
+/// Helpful methods on [BuildContext].
+extension ContextUtils on BuildContext {
+	/// Gets the app's color scheme.
+	ColorScheme get colorScheme => Theme.of(this).colorScheme;
+
+	/// Gets the app's text theme.
+	TextTheme get textTheme => Theme.of(this).textTheme;
+
+	/// Formats a date according to the user's locale.
+	String formatDate(DateTime date) => MaterialLocalizations.of(this).formatCompactDate(date);
+
+	/// Formats a time according to the user's locale.
+	String formatTime(DateTime time) => MaterialLocalizations.of(this).formatTimeOfDay(TimeOfDay.fromDateTime(time));
+}
--- a/src/client/pubspec.lock
+++ b/src/client/pubspec.lock
@ -0,0 +1,266 @@
+# Generated by pub
+# See https://dart.dev/tools/pub/glossary#lockfile
+packages:
+  async:
+    dependency: transitive
+    description:
+      name: async
+      sha256: "758e6d74e971c3e5aceb4110bfd6698efc7f501675bcfe0c775459a8140750eb"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.13.0"
+  boolean_selector:
+    dependency: transitive
+    description:
+      name: boolean_selector
+      sha256: "8aab1771e1243a5063b8b0ff68042d67334e3feab9e95b9490f9a6ebf73b42ea"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.1.2"
+  characters:
+    dependency: transitive
+    description:
+      name: characters
+      sha256: f71061c654a3380576a52b451dd5532377954cf9dbd272a78fc8479606670803
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.4.0"
+  clock:
+    dependency: transitive
+    description:
+      name: clock
+      sha256: fddb70d9b5277016c77a80201021d40a2247104d9f4aa7bab7157b7e3f05b84b
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.1.2"
+  collection:
+    dependency: transitive
+    description:
+      name: collection
+      sha256: "2f5709ae4d3d59dd8f7cd309b4e023046b57d8a6c82130785d2b0e5868084e76"
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.19.1"
+  csslib:
+    dependency: transitive
+    description:
+      name: csslib
+      sha256: "09bad715f418841f976c77db72d5398dc1253c21fb9c0c7f0b0b985860b2d58e"
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.0.2"
+  fake_async:
+    dependency: transitive
+    description:
+      name: fake_async
+      sha256: "5368f224a74523e8d2e7399ea1638b37aecfca824a3cc4dfdf77bf1fa905ac44"
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.3.3"
+  flutter:
+    dependency: "direct main"
+    description: flutter
+    source: sdk
+    version: "0.0.0"
+  flutter_test:
+    dependency: "direct dev"
+    description: flutter
+    source: sdk
+    version: "0.0.0"
+  flutter_web_plugins:
+    dependency: transitive
+    description: flutter
+    source: sdk
+    version: "0.0.0"
+  go_router:
+    dependency: "direct main"
+    description:
+      name: go_router
+      sha256: f02fd7d2a4dc512fec615529824fdd217fecb3a3d3de68360293a551f21634b3
+      url: "https://pub.dev"
+    source: hosted
+    version: "14.8.1"
+  html:
+    dependency: "direct main"
+    description:
+      name: html
+      sha256: "1fc58edeaec4307368c60d59b7e15b9d658b57d7f3125098b6294153c75337ec"
+      url: "https://pub.dev"
+    source: hosted
+    version: "0.15.5"
+  http:
+    dependency: "direct main"
+    description:
+      name: http
+      sha256: fe7ab022b76f3034adc518fb6ea04a82387620e19977665ea18d30a1cf43442f
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.3.0"
+  http_parser:
+    dependency: transitive
+    description:
+      name: http_parser
+      sha256: "178d74305e7866013777bab2c3d8726205dc5a4dd935297175b19a23a2e66571"
+      url: "https://pub.dev"
+    source: hosted
+    version: "4.1.2"
+  leak_tracker:
+    dependency: transitive
+    description:
+      name: leak_tracker
+      sha256: "6bb818ecbdffe216e81182c2f0714a2e62b593f4a4f13098713ff1685dfb6ab0"
+      url: "https://pub.dev"
+    source: hosted
+    version: "10.0.9"
+  leak_tracker_flutter_testing:
+    dependency: transitive
+    description:
+      name: leak_tracker_flutter_testing
+      sha256: f8b613e7e6a13ec79cfdc0e97638fddb3ab848452eff057653abd3edba760573
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.0.9"
+  leak_tracker_testing:
+    dependency: transitive
+    description:
+      name: leak_tracker_testing
+      sha256: "6ba465d5d76e67ddf503e1161d1f4a6bc42306f9d66ca1e8f079a47290fb06d3"
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.0.1"
+  logging:
+    dependency: transitive
+    description:
+      name: logging
+      sha256: c8245ada5f1717ed44271ed1c26b8ce85ca3228fd2ffdb75468ab01979309d61
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.3.0"
+  matcher:
+    dependency: transitive
+    description:
+      name: matcher
+      sha256: dc58c723c3c24bf8d3e2d3ad3f2f9d7bd9cf43ec6feaa64181775e60190153f2
+      url: "https://pub.dev"
+    source: hosted
+    version: "0.12.17"
+  material_color_utilities:
+    dependency: transitive
+    description:
+      name: material_color_utilities
+      sha256: f7142bb1154231d7ea5f96bc7bde4bda2a0945d2806bb11670e30b850d56bdec
+      url: "https://pub.dev"
+    source: hosted
+    version: "0.11.1"
+  meta:
+    dependency: transitive
+    description:
+      name: meta
+      sha256: e3641ec5d63ebf0d9b41bd43201a66e3fc79a65db5f61fc181f04cd27aab950c
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.16.0"
+  path:
+    dependency: transitive
+    description:
+      name: path
+      sha256: "75cca69d1490965be98c73ceaea117e8a04dd21217b37b292c9ddbec0d955bc5"
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.9.1"
+  sky_engine:
+    dependency: transitive
+    description: flutter
+    source: sdk
+    version: "0.0.0"
+  source_span:
+    dependency: transitive
+    description:
+      name: source_span
+      sha256: "254ee5351d6cb365c859e20ee823c3bb479bf4a293c22d17a9f1bf144ce86f7c"
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.10.1"
+  stack_trace:
+    dependency: transitive
+    description:
+      name: stack_trace
+      sha256: "8b27215b45d22309b5cddda1aa2b19bdfec9df0e765f2de506401c071d38d1b1"
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.12.1"
+  stream_channel:
+    dependency: transitive
+    description:
+      name: stream_channel
+      sha256: "969e04c80b8bcdf826f8f16579c7b14d780458bd97f56d107d3950fdbeef059d"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.1.4"
+  string_scanner:
+    dependency: transitive
+    description:
+      name: string_scanner
+      sha256: "921cd31725b72fe181906c6a94d987c78e3b98c2e205b397ea399d4054872b43"
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.4.1"
+  term_glyph:
+    dependency: transitive
+    description:
+      name: term_glyph
+      sha256: "7f554798625ea768a7518313e58f83891c7f5024f88e46e7182a4558850a4b8e"
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.2.2"
+  test_api:
+    dependency: transitive
+    description:
+      name: test_api
+      sha256: fb31f383e2ee25fbbfe06b40fe21e1e458d14080e3c67e7ba0acfde4df4e0bbd
+      url: "https://pub.dev"
+    source: hosted
+    version: "0.7.4"
+  typed_data:
+    dependency: transitive
+    description:
+      name: typed_data
+      sha256: f9049c039ebfeb4cf7a7104a675823cd72dba8297f264b6637062516699fa006
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.4.0"
+  vector_math:
+    dependency: transitive
+    description:
+      name: vector_math
+      sha256: "80b3257d1492ce4d091729e3a67a60407d227c27241d6927be0130c98e741803"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.1.4"
+  very_good_analysis:
+    dependency: "direct dev"
+    description:
+      name: very_good_analysis
+      sha256: "1fb637c0022034b1f19ea2acb42a3603cbd8314a470646a59a2fb01f5f3a8629"
+      url: "https://pub.dev"
+    source: hosted
+    version: "6.0.0"
+  vm_service:
+    dependency: transitive
+    description:
+      name: vm_service
+      sha256: ddfa8d30d89985b96407efce8acbdd124701f96741f2d981ca860662f1c0dc02
+      url: "https://pub.dev"
+    source: hosted
+    version: "15.0.0"
+  web:
+    dependency: transitive
+    description:
+      name: web
+      sha256: "868d88a33d8a87b18ffc05f9f030ba328ffefba92d6c127917a2ba740f9cfe4a"
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.1.1"
+sdks:
+  dart: ">=3.7.0-0 <4.0.0"
+  flutter: ">=3.22.0"
--- a/src/client/pubspec.yaml
+++ b/src/client/pubspec.yaml
@ -0,0 +1,22 @@
+name: client
+publish_to: 'none' # Remove this line if you wish to publish to pub.dev
+
+version: 0.1.0+1
+
+environment:
+  sdk: ^3.5.0
+
+dependencies:
+  flutter:
+    sdk: flutter
+  go_router: ^14.2.7
+  html: ^0.15.5
+  http: ^1.3.0
+
+dev_dependencies:
+  flutter_test:
+    sdk: flutter
+  very_good_analysis: ^6.0.0
+
+flutter:
+  uses-material-design: true
--- a/src/client/test/widget_test.dart
+++ b/src/client/test/widget_test.dart
@ -0,0 +1,30 @@
+// This is a basic Flutter widget test.
+//
+// To perform an interaction with a widget in your test, use the WidgetTester
+// utility in the flutter_test package. For example, you can send tap and scroll
+// gestures. You can also use WidgetTester to find child widgets in the widget
+// tree, read text, and verify that the values of widget properties are correct.
+
+import 'package:flutter/material.dart';
+import 'package:flutter_test/flutter_test.dart';
+
+import 'package:client/main.dart';
+
+void main() {
+  testWidgets('Counter increments smoke test', (WidgetTester tester) async {
+    // Build our app and trigger a frame.
+    await tester.pumpWidget(const MyApp());
+
+    // Verify that our counter starts at 0.
+    expect(find.text('0'), findsOneWidget);
+    expect(find.text('1'), findsNothing);
+
+    // Tap the '+' icon and trigger a frame.
+    await tester.tap(find.byIcon(Icons.add));
+    await tester.pump();
+
+    // Verify that our counter has incremented.
+    expect(find.text('0'), findsNothing);
+    expect(find.text('1'), findsOneWidget);
+  });
+}
--- a/src/client/web/favicon.png
+++ b/src/client/web/favicon.png
--- a/src/client/web/icons/Icon-192.png
+++ b/src/client/web/icons/Icon-192.png
--- a/src/client/web/icons/Icon-512.png
+++ b/src/client/web/icons/Icon-512.png
--- a/src/client/web/icons/Icon-maskable-192.png
+++ b/src/client/web/icons/Icon-maskable-192.png
--- a/src/client/web/icons/Icon-maskable-512.png
+++ b/src/client/web/icons/Icon-maskable-512.png
--- a/src/client/web/index.html
+++ b/src/client/web/index.html
@ -0,0 +1,38 @@
+<!DOCTYPE html>
+<html>
+<head>
+  <!--
+    If you are serving your web app in a path other than the root, change the
+    href value below to reflect the base path you are serving from.
+
+    The path provided below has to start and end with a slash "/" in order for
+    it to work correctly.
+
+    For more details:
+    * https://developer.mozilla.org/en-US/docs/Web/HTML/Element/base
+
+    This is a placeholder for base href that will be replaced by the value of
+    the `--base-href` argument provided to `flutter build`.
+  -->
+  <base href="$FLUTTER_BASE_HREF">
+
+  <meta charset="UTF-8">
+  <meta content="IE=Edge" http-equiv="X-UA-Compatible">
+  <meta name="description" content="A new Flutter project.">
+
+  <!-- iOS meta tags & icons -->
+  <meta name="mobile-web-app-capable" content="yes">
+  <meta name="apple-mobile-web-app-status-bar-style" content="black">
+  <meta name="apple-mobile-web-app-title" content="client">
+  <link rel="apple-touch-icon" href="icons/Icon-192.png">
+
+  <!-- Favicon -->
+  <link rel="icon" type="image/png" href="favicon.png"/>
+
+  <title>client</title>
+  <link rel="manifest" href="manifest.json">
+</head>
+<body>
+  <script src="flutter_bootstrap.js" async></script>
+</body>
+</html>
--- a/src/client/web/manifest.json
+++ b/src/client/web/manifest.json
@ -0,0 +1,35 @@
+{
+    "name": "client",
+    "short_name": "client",
+    "start_url": ".",
+    "display": "standalone",
+    "background_color": "#0175C2",
+    "theme_color": "#0175C2",
+    "description": "A new Flutter project.",
+    "orientation": "portrait-primary",
+    "prefer_related_applications": false,
+    "icons": [
+        {
+            "src": "icons/Icon-192.png",
+            "sizes": "192x192",
+            "type": "image/png"
+        },
+        {
+            "src": "icons/Icon-512.png",
+            "sizes": "512x512",
+            "type": "image/png"
+        },
+        {
+            "src": "icons/Icon-maskable-192.png",
+            "sizes": "192x192",
+            "type": "image/png",
+            "purpose": "maskable"
+        },
+        {
+            "src": "icons/Icon-maskable-512.png",
+            "sizes": "512x512",
+            "type": "image/png",
+            "purpose": "maskable"
+        }
+    ]
+}
--- a/src/client/windows/.gitignore
+++ b/src/client/windows/.gitignore
@ -0,0 +1,17 @@
+flutter/ephemeral/
+
+# Visual Studio user-specific files.
+*.suo
+*.user
+*.userosscache
+*.sln.docstates
+
+# Visual Studio build-related files.
+x64/
+x86/
+
+# Visual Studio cache files
+# files ending in .cache can be ignored
+*.[Cc]ache
+# but keep track of directories ending in .cache
+!*.[Cc]ache/
--- a/src/client/windows/CMakeLists.txt
+++ b/src/client/windows/CMakeLists.txt
@ -0,0 +1,108 @@
+# Project-level configuration.
+cmake_minimum_required(VERSION 3.14)
+project(client LANGUAGES CXX)
+
+# The name of the executable created for the application. Change this to change
+# the on-disk name of your application.
+set(BINARY_NAME "client")
+
+# Explicitly opt in to modern CMake behaviors to avoid warnings with recent
+# versions of CMake.
+cmake_policy(VERSION 3.14...3.25)
+
+# Define build configuration option.
+get_property(IS_MULTICONFIG GLOBAL PROPERTY GENERATOR_IS_MULTI_CONFIG)
+if(IS_MULTICONFIG)
+  set(CMAKE_CONFIGURATION_TYPES "Debug;Profile;Release"
+    CACHE STRING "" FORCE)
+else()
+  if(NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES)
+    set(CMAKE_BUILD_TYPE "Debug" CACHE
+      STRING "Flutter build mode" FORCE)
+    set_property(CACHE CMAKE_BUILD_TYPE PROPERTY STRINGS
+      "Debug" "Profile" "Release")
+  endif()
+endif()
+# Define settings for the Profile build mode.
+set(CMAKE_EXE_LINKER_FLAGS_PROFILE "${CMAKE_EXE_LINKER_FLAGS_RELEASE}")
+set(CMAKE_SHARED_LINKER_FLAGS_PROFILE "${CMAKE_SHARED_LINKER_FLAGS_RELEASE}")
+set(CMAKE_C_FLAGS_PROFILE "${CMAKE_C_FLAGS_RELEASE}")
+set(CMAKE_CXX_FLAGS_PROFILE "${CMAKE_CXX_FLAGS_RELEASE}")
+
+# Use Unicode for all projects.
+add_definitions(-DUNICODE -D_UNICODE)
+
+# Compilation settings that should be applied to most targets.
+#
+# Be cautious about adding new options here, as plugins use this function by
+# default. In most cases, you should add new options to specific targets instead
+# of modifying this function.
+function(APPLY_STANDARD_SETTINGS TARGET)
+  target_compile_features(${TARGET} PUBLIC cxx_std_17)
+  target_compile_options(${TARGET} PRIVATE /W4 /WX /wd"4100")
+  target_compile_options(${TARGET} PRIVATE /EHsc)
+  target_compile_definitions(${TARGET} PRIVATE "_HAS_EXCEPTIONS=0")
+  target_compile_definitions(${TARGET} PRIVATE "$<$<CONFIG:Debug>:_DEBUG>")
+endfunction()
+
+# Flutter library and tool build rules.
+set(FLUTTER_MANAGED_DIR "${CMAKE_CURRENT_SOURCE_DIR}/flutter")
+add_subdirectory(${FLUTTER_MANAGED_DIR})
+
+# Application build; see runner/CMakeLists.txt.
+add_subdirectory("runner")
+
+
+# Generated plugin build rules, which manage building the plugins and adding
+# them to the application.
+include(flutter/generated_plugins.cmake)
+
+
+# === Installation ===
+# Support files are copied into place next to the executable, so that it can
+# run in place. This is done instead of making a separate bundle (as on Linux)
+# so that building and running from within Visual Studio will work.
+set(BUILD_BUNDLE_DIR "$<TARGET_FILE_DIR:${BINARY_NAME}>")
+# Make the "install" step default, as it's required to run.
+set(CMAKE_VS_INCLUDE_INSTALL_TO_DEFAULT_BUILD 1)
+if(CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT)
+  set(CMAKE_INSTALL_PREFIX "${BUILD_BUNDLE_DIR}" CACHE PATH "..." FORCE)
+endif()
+
+set(INSTALL_BUNDLE_DATA_DIR "${CMAKE_INSTALL_PREFIX}/data")
+set(INSTALL_BUNDLE_LIB_DIR "${CMAKE_INSTALL_PREFIX}")
+
+install(TARGETS ${BINARY_NAME} RUNTIME DESTINATION "${CMAKE_INSTALL_PREFIX}"
+  COMPONENT Runtime)
+
+install(FILES "${FLUTTER_ICU_DATA_FILE}" DESTINATION "${INSTALL_BUNDLE_DATA_DIR}"
+  COMPONENT Runtime)
+
+install(FILES "${FLUTTER_LIBRARY}" DESTINATION "${INSTALL_BUNDLE_LIB_DIR}"
+  COMPONENT Runtime)
+
+if(PLUGIN_BUNDLED_LIBRARIES)
+  install(FILES "${PLUGIN_BUNDLED_LIBRARIES}"
+    DESTINATION "${INSTALL_BUNDLE_LIB_DIR}"
+    COMPONENT Runtime)
+endif()
+
+# Copy the native assets provided by the build.dart from all packages.
+set(NATIVE_ASSETS_DIR "${PROJECT_BUILD_DIR}native_assets/windows/")
+install(DIRECTORY "${NATIVE_ASSETS_DIR}"
+   DESTINATION "${INSTALL_BUNDLE_LIB_DIR}"
+   COMPONENT Runtime)
+
+# Fully re-copy the assets directory on each build to avoid having stale files
+# from a previous install.
+set(FLUTTER_ASSET_DIR_NAME "flutter_assets")
+install(CODE "
+  file(REMOVE_RECURSE \"${INSTALL_BUNDLE_DATA_DIR}/${FLUTTER_ASSET_DIR_NAME}\")
+  " COMPONENT Runtime)
+install(DIRECTORY "${PROJECT_BUILD_DIR}/${FLUTTER_ASSET_DIR_NAME}"
+  DESTINATION "${INSTALL_BUNDLE_DATA_DIR}" COMPONENT Runtime)
+
+# Install the AOT library on non-Debug builds only.
+install(FILES "${AOT_LIBRARY}" DESTINATION "${INSTALL_BUNDLE_DATA_DIR}"
+  CONFIGURATIONS Profile;Release
+  COMPONENT Runtime)
--- a/src/client/windows/flutter/CMakeLists.txt
+++ b/src/client/windows/flutter/CMakeLists.txt
@ -0,0 +1,109 @@
+# This file controls Flutter-level build steps. It should not be edited.
+cmake_minimum_required(VERSION 3.14)
+
+set(EPHEMERAL_DIR "${CMAKE_CURRENT_SOURCE_DIR}/ephemeral")
+
+# Configuration provided via flutter tool.
+include(${EPHEMERAL_DIR}/generated_config.cmake)
+
+# TODO: Move the rest of this into files in ephemeral. See
+# https://github.com/flutter/flutter/issues/57146.
+set(WRAPPER_ROOT "${EPHEMERAL_DIR}/cpp_client_wrapper")
+
+# Set fallback configurations for older versions of the flutter tool.
+if (NOT DEFINED FLUTTER_TARGET_PLATFORM)
+  set(FLUTTER_TARGET_PLATFORM "windows-x64")
+endif()
+
+# === Flutter Library ===
+set(FLUTTER_LIBRARY "${EPHEMERAL_DIR}/flutter_windows.dll")
+
+# Published to parent scope for install step.
+set(FLUTTER_LIBRARY ${FLUTTER_LIBRARY} PARENT_SCOPE)
+set(FLUTTER_ICU_DATA_FILE "${EPHEMERAL_DIR}/icudtl.dat" PARENT_SCOPE)
+set(PROJECT_BUILD_DIR "${PROJECT_DIR}/build/" PARENT_SCOPE)
+set(AOT_LIBRARY "${PROJECT_DIR}/build/windows/app.so" PARENT_SCOPE)
+
+list(APPEND FLUTTER_LIBRARY_HEADERS
+  "flutter_export.h"
+  "flutter_windows.h"
+  "flutter_messenger.h"
+  "flutter_plugin_registrar.h"
+  "flutter_texture_registrar.h"
+)
+list(TRANSFORM FLUTTER_LIBRARY_HEADERS PREPEND "${EPHEMERAL_DIR}/")
+add_library(flutter INTERFACE)
+target_include_directories(flutter INTERFACE
+  "${EPHEMERAL_DIR}"
+)
+target_link_libraries(flutter INTERFACE "${FLUTTER_LIBRARY}.lib")
+add_dependencies(flutter flutter_assemble)
+
+# === Wrapper ===
+list(APPEND CPP_WRAPPER_SOURCES_CORE
+  "core_implementations.cc"
+  "standard_codec.cc"
+)
+list(TRANSFORM CPP_WRAPPER_SOURCES_CORE PREPEND "${WRAPPER_ROOT}/")
+list(APPEND CPP_WRAPPER_SOURCES_PLUGIN
+  "plugin_registrar.cc"
+)
+list(TRANSFORM CPP_WRAPPER_SOURCES_PLUGIN PREPEND "${WRAPPER_ROOT}/")
+list(APPEND CPP_WRAPPER_SOURCES_APP
+  "flutter_engine.cc"
+  "flutter_view_controller.cc"
+)
+list(TRANSFORM CPP_WRAPPER_SOURCES_APP PREPEND "${WRAPPER_ROOT}/")
+
+# Wrapper sources needed for a plugin.
+add_library(flutter_wrapper_plugin STATIC
+  ${CPP_WRAPPER_SOURCES_CORE}
+  ${CPP_WRAPPER_SOURCES_PLUGIN}
+)
+apply_standard_settings(flutter_wrapper_plugin)
+set_target_properties(flutter_wrapper_plugin PROPERTIES
+  POSITION_INDEPENDENT_CODE ON)
+set_target_properties(flutter_wrapper_plugin PROPERTIES
+  CXX_VISIBILITY_PRESET hidden)
+target_link_libraries(flutter_wrapper_plugin PUBLIC flutter)
+target_include_directories(flutter_wrapper_plugin PUBLIC
+  "${WRAPPER_ROOT}/include"
+)
+add_dependencies(flutter_wrapper_plugin flutter_assemble)
+
+# Wrapper sources needed for the runner.
+add_library(flutter_wrapper_app STATIC
+  ${CPP_WRAPPER_SOURCES_CORE}
+  ${CPP_WRAPPER_SOURCES_APP}
+)
+apply_standard_settings(flutter_wrapper_app)
+target_link_libraries(flutter_wrapper_app PUBLIC flutter)
+target_include_directories(flutter_wrapper_app PUBLIC
+  "${WRAPPER_ROOT}/include"
+)
+add_dependencies(flutter_wrapper_app flutter_assemble)
+
+# === Flutter tool backend ===
+# _phony_ is a non-existent file to force this command to run every time,
+# since currently there's no way to get a full input/output list from the
+# flutter tool.
+set(PHONY_OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/_phony_")
+set_source_files_properties("${PHONY_OUTPUT}" PROPERTIES SYMBOLIC TRUE)
+add_custom_command(
+  OUTPUT ${FLUTTER_LIBRARY} ${FLUTTER_LIBRARY_HEADERS}
+    ${CPP_WRAPPER_SOURCES_CORE} ${CPP_WRAPPER_SOURCES_PLUGIN}
+    ${CPP_WRAPPER_SOURCES_APP}
+    ${PHONY_OUTPUT}
+  COMMAND ${CMAKE_COMMAND} -E env
+    ${FLUTTER_TOOL_ENVIRONMENT}
+    "${FLUTTER_ROOT}/packages/flutter_tools/bin/tool_backend.bat"
+      ${FLUTTER_TARGET_PLATFORM} $<CONFIG>
+  VERBATIM
+)
+add_custom_target(flutter_assemble DEPENDS
+  "${FLUTTER_LIBRARY}"
+  ${FLUTTER_LIBRARY_HEADERS}
+  ${CPP_WRAPPER_SOURCES_CORE}
+  ${CPP_WRAPPER_SOURCES_PLUGIN}
+  ${CPP_WRAPPER_SOURCES_APP}
+)
--- a/src/client/windows/flutter/generated_plugin_registrant.cc
+++ b/src/client/windows/flutter/generated_plugin_registrant.cc
@ -0,0 +1,11 @@
+//
+//  Generated file. Do not edit.
+//
+
+// clang-format off
+
+#include "generated_plugin_registrant.h"
+
+
+void RegisterPlugins(flutter::PluginRegistry* registry) {
+}
--- a/src/client/windows/flutter/generated_plugin_registrant.h
+++ b/src/client/windows/flutter/generated_plugin_registrant.h
@ -0,0 +1,15 @@
+//
+//  Generated file. Do not edit.
+//
+
+// clang-format off
+
+#ifndef GENERATED_PLUGIN_REGISTRANT_
+#define GENERATED_PLUGIN_REGISTRANT_
+
+#include <flutter/plugin_registry.h>
+
+// Registers Flutter plugins.
+void RegisterPlugins(flutter::PluginRegistry* registry);
+
+#endif  // GENERATED_PLUGIN_REGISTRANT_
--- a/src/client/windows/flutter/generated_plugins.cmake
+++ b/src/client/windows/flutter/generated_plugins.cmake
@ -0,0 +1,23 @@
+#
+# Generated file, do not edit.
+#
+
+list(APPEND FLUTTER_PLUGIN_LIST
+)
+
+list(APPEND FLUTTER_FFI_PLUGIN_LIST
+)
+
+set(PLUGIN_BUNDLED_LIBRARIES)
+
+foreach(plugin ${FLUTTER_PLUGIN_LIST})
+  add_subdirectory(flutter/ephemeral/.plugin_symlinks/${plugin}/windows plugins/${plugin})
+  target_link_libraries(${BINARY_NAME} PRIVATE ${plugin}_plugin)
+  list(APPEND PLUGIN_BUNDLED_LIBRARIES $<TARGET_FILE:${plugin}_plugin>)
+  list(APPEND PLUGIN_BUNDLED_LIBRARIES ${${plugin}_bundled_libraries})
+endforeach(plugin)
+
+foreach(ffi_plugin ${FLUTTER_FFI_PLUGIN_LIST})
+  add_subdirectory(flutter/ephemeral/.plugin_symlinks/${ffi_plugin}/windows plugins/${ffi_plugin})
+  list(APPEND PLUGIN_BUNDLED_LIBRARIES ${${ffi_plugin}_bundled_libraries})
+endforeach(ffi_plugin)
--- a/src/client/windows/runner/CMakeLists.txt
+++ b/src/client/windows/runner/CMakeLists.txt
@ -0,0 +1,40 @@
+cmake_minimum_required(VERSION 3.14)
+project(runner LANGUAGES CXX)
+
+# Define the application target. To change its name, change BINARY_NAME in the
+# top-level CMakeLists.txt, not the value here, or `flutter run` will no longer
+# work.
+#
+# Any new source files that you add to the application should be added here.
+add_executable(${BINARY_NAME} WIN32
+  "flutter_window.cpp"
+  "main.cpp"
+  "utils.cpp"
+  "win32_window.cpp"
+  "${FLUTTER_MANAGED_DIR}/generated_plugin_registrant.cc"
+  "Runner.rc"
+  "runner.exe.manifest"
+)
+
+# Apply the standard set of build settings. This can be removed for applications
+# that need different build settings.
+apply_standard_settings(${BINARY_NAME})
+
+# Add preprocessor definitions for the build version.
+target_compile_definitions(${BINARY_NAME} PRIVATE "FLUTTER_VERSION=\"${FLUTTER_VERSION}\"")
+target_compile_definitions(${BINARY_NAME} PRIVATE "FLUTTER_VERSION_MAJOR=${FLUTTER_VERSION_MAJOR}")
+target_compile_definitions(${BINARY_NAME} PRIVATE "FLUTTER_VERSION_MINOR=${FLUTTER_VERSION_MINOR}")
+target_compile_definitions(${BINARY_NAME} PRIVATE "FLUTTER_VERSION_PATCH=${FLUTTER_VERSION_PATCH}")
+target_compile_definitions(${BINARY_NAME} PRIVATE "FLUTTER_VERSION_BUILD=${FLUTTER_VERSION_BUILD}")
+
+# Disable Windows macros that collide with C++ standard library functions.
+target_compile_definitions(${BINARY_NAME} PRIVATE "NOMINMAX")
+
+# Add dependency libraries and include directories. Add any application-specific
+# dependencies here.
+target_link_libraries(${BINARY_NAME} PRIVATE flutter flutter_wrapper_app)
+target_link_libraries(${BINARY_NAME} PRIVATE "dwmapi.lib")
+target_include_directories(${BINARY_NAME} PRIVATE "${CMAKE_SOURCE_DIR}")
+
+# Run the Flutter tool portions of the build. This must not be removed.
+add_dependencies(${BINARY_NAME} flutter_assemble)
--- a/src/client/windows/runner/Runner.rc
+++ b/src/client/windows/runner/Runner.rc
@ -0,0 +1,121 @@
+// Microsoft Visual C++ generated resource script.
+//
+#pragma code_page(65001)
+#include "resource.h"
+
+#define APSTUDIO_READONLY_SYMBOLS
+/////////////////////////////////////////////////////////////////////////////
+//
+// Generated from the TEXTINCLUDE 2 resource.
+//
+#include "winres.h"
+
+/////////////////////////////////////////////////////////////////////////////
+#undef APSTUDIO_READONLY_SYMBOLS
+
+/////////////////////////////////////////////////////////////////////////////
+// English (United States) resources
+
+#if !defined(AFX_RESOURCE_DLL) || defined(AFX_TARG_ENU)
+LANGUAGE LANG_ENGLISH, SUBLANG_ENGLISH_US
+
+#ifdef APSTUDIO_INVOKED
+/////////////////////////////////////////////////////////////////////////////
+//
+// TEXTINCLUDE
+//
+
+1 TEXTINCLUDE
+BEGIN
+    "resource.h\0"
+END
+
+2 TEXTINCLUDE
+BEGIN
+    "#include ""winres.h""\r\n"
+    "\0"
+END
+
+3 TEXTINCLUDE
+BEGIN
+    "\r\n"
+    "\0"
+END
+
+#endif    // APSTUDIO_INVOKED
+
+
+/////////////////////////////////////////////////////////////////////////////
+//
+// Icon
+//
+
+// Icon with lowest ID value placed first to ensure application icon
+// remains consistent on all systems.
+IDI_APP_ICON            ICON                    "resources\\app_icon.ico"
+
+
+/////////////////////////////////////////////////////////////////////////////
+//
+// Version
+//
+
+#if defined(FLUTTER_VERSION_MAJOR) && defined(FLUTTER_VERSION_MINOR) && defined(FLUTTER_VERSION_PATCH) && defined(FLUTTER_VERSION_BUILD)
+#define VERSION_AS_NUMBER FLUTTER_VERSION_MAJOR,FLUTTER_VERSION_MINOR,FLUTTER_VERSION_PATCH,FLUTTER_VERSION_BUILD
+#else
+#define VERSION_AS_NUMBER 1,0,0,0
+#endif
+
+#if defined(FLUTTER_VERSION)
+#define VERSION_AS_STRING FLUTTER_VERSION
+#else
+#define VERSION_AS_STRING "1.0.0"
+#endif
+
+VS_VERSION_INFO VERSIONINFO
+ FILEVERSION VERSION_AS_NUMBER
+ PRODUCTVERSION VERSION_AS_NUMBER
+ FILEFLAGSMASK VS_FFI_FILEFLAGSMASK
+#ifdef _DEBUG
+ FILEFLAGS VS_FF_DEBUG
+#else
+ FILEFLAGS 0x0L
+#endif
+ FILEOS VOS__WINDOWS32
+ FILETYPE VFT_APP
+ FILESUBTYPE 0x0L
+BEGIN
+    BLOCK "StringFileInfo"
+    BEGIN
+        BLOCK "040904e4"
+        BEGIN
+            VALUE "CompanyName", "com.example" "\0"
+            VALUE "FileDescription", "client" "\0"
+            VALUE "FileVersion", VERSION_AS_STRING "\0"
+            VALUE "InternalName", "client" "\0"
+            VALUE "LegalCopyright", "Copyright (C) 2025 com.example. All rights reserved." "\0"
+            VALUE "OriginalFilename", "client.exe" "\0"
+            VALUE "ProductName", "client" "\0"
+            VALUE "ProductVersion", VERSION_AS_STRING "\0"
+        END
+    END
+    BLOCK "VarFileInfo"
+    BEGIN
+        VALUE "Translation", 0x409, 1252
+    END
+END
+
+#endif    // English (United States) resources
+/////////////////////////////////////////////////////////////////////////////
+
+
+
+#ifndef APSTUDIO_INVOKED
+/////////////////////////////////////////////////////////////////////////////
+//
+// Generated from the TEXTINCLUDE 3 resource.
+//
+
+
+/////////////////////////////////////////////////////////////////////////////
+#endif    // not APSTUDIO_INVOKED
--- a/src/client/windows/runner/flutter_window.cpp
+++ b/src/client/windows/runner/flutter_window.cpp
@ -0,0 +1,71 @@
+#include "flutter_window.h"
+
+#include <optional>
+
+#include "flutter/generated_plugin_registrant.h"
+
+FlutterWindow::FlutterWindow(const flutter::DartProject& project)
+    : project_(project) {}
+
+FlutterWindow::~FlutterWindow() {}
+
+bool FlutterWindow::OnCreate() {
+  if (!Win32Window::OnCreate()) {
+    return false;
+  }
+
+  RECT frame = GetClientArea();
+
+  // The size here must match the window dimensions to avoid unnecessary surface
+  // creation / destruction in the startup path.
+  flutter_controller_ = std::make_unique<flutter::FlutterViewController>(
+      frame.right - frame.left, frame.bottom - frame.top, project_);
+  // Ensure that basic setup of the controller was successful.
+  if (!flutter_controller_->engine() || !flutter_controller_->view()) {
+    return false;
+  }
+  RegisterPlugins(flutter_controller_->engine());
+  SetChildContent(flutter_controller_->view()->GetNativeWindow());
+
+  flutter_controller_->engine()->SetNextFrameCallback([&]() {
+    this->Show();
+  });
+
+  // Flutter can complete the first frame before the "show window" callback is
+  // registered. The following call ensures a frame is pending to ensure the
+  // window is shown. It is a no-op if the first frame hasn't completed yet.
+  flutter_controller_->ForceRedraw();
+
+  return true;
+}
+
+void FlutterWindow::OnDestroy() {
+  if (flutter_controller_) {
+    flutter_controller_ = nullptr;
+  }
+
+  Win32Window::OnDestroy();
+}
+
+LRESULT
+FlutterWindow::MessageHandler(HWND hwnd, UINT const message,
+                              WPARAM const wparam,
+                              LPARAM const lparam) noexcept {
+  // Give Flutter, including plugins, an opportunity to handle window messages.
+  if (flutter_controller_) {
+    std::optional<LRESULT> result =
+        flutter_controller_->HandleTopLevelWindowProc(hwnd, message, wparam,
+                                                      lparam);
+    if (result) {
+      return *result;
+    }
+  }
+
+  switch (message) {
+    case WM_FONTCHANGE:
+      flutter_controller_->engine()->ReloadSystemFonts();
+      break;
+  }
+
+  return Win32Window::MessageHandler(hwnd, message, wparam, lparam);
+}
--- a/src/client/windows/runner/flutter_window.h
+++ b/src/client/windows/runner/flutter_window.h
@ -0,0 +1,33 @@
+#ifndef RUNNER_FLUTTER_WINDOW_H_
+#define RUNNER_FLUTTER_WINDOW_H_
+
+#include <flutter/dart_project.h>
+#include <flutter/flutter_view_controller.h>
+
+#include <memory>
+
+#include "win32_window.h"
+
+// A window that does nothing but host a Flutter view.
+class FlutterWindow : public Win32Window {
+ public:
+  // Creates a new FlutterWindow hosting a Flutter view running |project|.
+  explicit FlutterWindow(const flutter::DartProject& project);
+  virtual ~FlutterWindow();
+
+ protected:
+  // Win32Window:
+  bool OnCreate() override;
+  void OnDestroy() override;
+  LRESULT MessageHandler(HWND window, UINT const message, WPARAM const wparam,
+                         LPARAM const lparam) noexcept override;
+
+ private:
+  // The project to run.
+  flutter::DartProject project_;
+
+  // The Flutter instance hosted by this window.
+  std::unique_ptr<flutter::FlutterViewController> flutter_controller_;
+};
+
+#endif  // RUNNER_FLUTTER_WINDOW_H_
--- a/src/client/windows/runner/main.cpp
+++ b/src/client/windows/runner/main.cpp
@ -0,0 +1,43 @@
+#include <flutter/dart_project.h>
+#include <flutter/flutter_view_controller.h>
+#include <windows.h>
+
+#include "flutter_window.h"
+#include "utils.h"
+
+int APIENTRY wWinMain(_In_ HINSTANCE instance, _In_opt_ HINSTANCE prev,
+                      _In_ wchar_t *command_line, _In_ int show_command) {
+  // Attach to console when present (e.g., 'flutter run') or create a
+  // new console when running with a debugger.
+  if (!::AttachConsole(ATTACH_PARENT_PROCESS) && ::IsDebuggerPresent()) {
+    CreateAndAttachConsole();
+  }
+
+  // Initialize COM, so that it is available for use in the library and/or
+  // plugins.
+  ::CoInitializeEx(nullptr, COINIT_APARTMENTTHREADED);
+
+  flutter::DartProject project(L"data");
+
+  std::vector<std::string> command_line_arguments =
+      GetCommandLineArguments();
+
+  project.set_dart_entrypoint_arguments(std::move(command_line_arguments));
+
+  FlutterWindow window(project);
+  Win32Window::Point origin(10, 10);
+  Win32Window::Size size(1280, 720);
+  if (!window.Create(L"client", origin, size)) {
+    return EXIT_FAILURE;
+  }
+  window.SetQuitOnClose(true);
+
+  ::MSG msg;
+  while (::GetMessage(&msg, nullptr, 0, 0)) {
+    ::TranslateMessage(&msg);
+    ::DispatchMessage(&msg);
+  }
+
+  ::CoUninitialize();
+  return EXIT_SUCCESS;
+}
--- a/src/client/windows/runner/resource.h
+++ b/src/client/windows/runner/resource.h
@ -0,0 +1,16 @@
+//{{NO_DEPENDENCIES}}
+// Microsoft Visual C++ generated include file.
+// Used by Runner.rc
+//
+#define IDI_APP_ICON                    101
+
+// Next default values for new objects
+//
+#ifdef APSTUDIO_INVOKED
+#ifndef APSTUDIO_READONLY_SYMBOLS
+#define _APS_NEXT_RESOURCE_VALUE        102
+#define _APS_NEXT_COMMAND_VALUE         40001
+#define _APS_NEXT_CONTROL_VALUE         1001
+#define _APS_NEXT_SYMED_VALUE           101
+#endif
+#endif
--- a/src/client/windows/runner/resources/app_icon.ico
+++ b/src/client/windows/runner/resources/app_icon.ico
--- a/src/client/windows/runner/runner.exe.manifest
+++ b/src/client/windows/runner/runner.exe.manifest
@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
+<assembly xmlns="urn:schemas-microsoft-com:asm.v1" manifestVersion="1.0">
+  <application xmlns="urn:schemas-microsoft-com:asm.v3">
+    <windowsSettings>
+      <dpiAwareness xmlns="http://schemas.microsoft.com/SMI/2016/WindowsSettings">PerMonitorV2</dpiAwareness>
+    </windowsSettings>
+  </application>
+  <compatibility xmlns="urn:schemas-microsoft-com:compatibility.v1">
+    <application>
+      <!-- Windows 10 and Windows 11 -->
+      <supportedOS Id="{8e0f7a12-bfb3-4fe8-b9a5-48fd50a15a9a}"/>
+    </application>
+  </compatibility>
+</assembly>
--- a/src/client/windows/runner/utils.cpp
+++ b/src/client/windows/runner/utils.cpp
@ -0,0 +1,65 @@
+#include "utils.h"
+
+#include <flutter_windows.h>
+#include <io.h>
+#include <stdio.h>
+#include <windows.h>
+
+#include <iostream>
+
+void CreateAndAttachConsole() {
+  if (::AllocConsole()) {
+    FILE *unused;
+    if (freopen_s(&unused, "CONOUT$", "w", stdout)) {
+      _dup2(_fileno(stdout), 1);
+    }
+    if (freopen_s(&unused, "CONOUT$", "w", stderr)) {
+      _dup2(_fileno(stdout), 2);
+    }
+    std::ios::sync_with_stdio();
+    FlutterDesktopResyncOutputStreams();
+  }
+}
+
+std::vector<std::string> GetCommandLineArguments() {
+  // Convert the UTF-16 command line arguments to UTF-8 for the Engine to use.
+  int argc;
+  wchar_t** argv = ::CommandLineToArgvW(::GetCommandLineW(), &argc);
+  if (argv == nullptr) {
+    return std::vector<std::string>();
+  }
+
+  std::vector<std::string> command_line_arguments;
+
+  // Skip the first argument as it's the binary name.
+  for (int i = 1; i < argc; i++) {
+    command_line_arguments.push_back(Utf8FromUtf16(argv[i]));
+  }
+
+  ::LocalFree(argv);
+
+  return command_line_arguments;
+}
+
+std::string Utf8FromUtf16(const wchar_t* utf16_string) {
+  if (utf16_string == nullptr) {
+    return std::string();
+  }
+  unsigned int target_length = ::WideCharToMultiByte(
+      CP_UTF8, WC_ERR_INVALID_CHARS, utf16_string,
+      -1, nullptr, 0, nullptr, nullptr)
+    -1; // remove the trailing null character
+  int input_length = (int)wcslen(utf16_string);
+  std::string utf8_string;
+  if (target_length == 0 || target_length > utf8_string.max_size()) {
+    return utf8_string;
+  }
+  utf8_string.resize(target_length);
+  int converted_length = ::WideCharToMultiByte(
+      CP_UTF8, WC_ERR_INVALID_CHARS, utf16_string,
+      input_length, utf8_string.data(), target_length, nullptr, nullptr);
+  if (converted_length == 0) {
+    return std::string();
+  }
+  return utf8_string;
+}
--- a/src/client/windows/runner/utils.h
+++ b/src/client/windows/runner/utils.h
@ -0,0 +1,19 @@
+#ifndef RUNNER_UTILS_H_
+#define RUNNER_UTILS_H_
+
+#include <string>
+#include <vector>
+
+// Creates a console for the process, and redirects stdout and stderr to
+// it for both the runner and the Flutter library.
+void CreateAndAttachConsole();
+
+// Takes a null-terminated wchar_t* encoded in UTF-16 and returns a std::string
+// encoded in UTF-8. Returns an empty std::string on failure.
+std::string Utf8FromUtf16(const wchar_t* utf16_string);
+
+// Gets the command line arguments passed in as a std::vector<std::string>,
+// encoded in UTF-8. Returns an empty std::vector<std::string> on failure.
+std::vector<std::string> GetCommandLineArguments();
+
+#endif  // RUNNER_UTILS_H_
--- a/src/client/windows/runner/win32_window.cpp
+++ b/src/client/windows/runner/win32_window.cpp
@ -0,0 +1,288 @@
+#include "win32_window.h"
+
+#include <dwmapi.h>
+#include <flutter_windows.h>
+
+#include "resource.h"
+
+namespace {
+
+/// Window attribute that enables dark mode window decorations.
+///
+/// Redefined in case the developer's machine has a Windows SDK older than
+/// version 10.0.22000.0.
+/// See: https://docs.microsoft.com/windows/win32/api/dwmapi/ne-dwmapi-dwmwindowattribute
+#ifndef DWMWA_USE_IMMERSIVE_DARK_MODE
+#define DWMWA_USE_IMMERSIVE_DARK_MODE 20
+#endif
+
+constexpr const wchar_t kWindowClassName[] = L"FLUTTER_RUNNER_WIN32_WINDOW";
+
+/// Registry key for app theme preference.
+///
+/// A value of 0 indicates apps should use dark mode. A non-zero or missing
+/// value indicates apps should use light mode.
+constexpr const wchar_t kGetPreferredBrightnessRegKey[] =
+  L"Software\\Microsoft\\Windows\\CurrentVersion\\Themes\\Personalize";
+constexpr const wchar_t kGetPreferredBrightnessRegValue[] = L"AppsUseLightTheme";
+
+// The number of Win32Window objects that currently exist.
+static int g_active_window_count = 0;
+
+using EnableNonClientDpiScaling = BOOL __stdcall(HWND hwnd);
+
+// Scale helper to convert logical scaler values to physical using passed in
+// scale factor
+int Scale(int source, double scale_factor) {
+  return static_cast<int>(source * scale_factor);
+}
+
+// Dynamically loads the |EnableNonClientDpiScaling| from the User32 module.
+// This API is only needed for PerMonitor V1 awareness mode.
+void EnableFullDpiSupportIfAvailable(HWND hwnd) {
+  HMODULE user32_module = LoadLibraryA("User32.dll");
+  if (!user32_module) {
+    return;
+  }
+  auto enable_non_client_dpi_scaling =
+      reinterpret_cast<EnableNonClientDpiScaling*>(
+          GetProcAddress(user32_module, "EnableNonClientDpiScaling"));
+  if (enable_non_client_dpi_scaling != nullptr) {
+    enable_non_client_dpi_scaling(hwnd);
+  }
+  FreeLibrary(user32_module);
+}
+
+}  // namespace
+
+// Manages the Win32Window's window class registration.
+class WindowClassRegistrar {
+ public:
+  ~WindowClassRegistrar() = default;
+
+  // Returns the singleton registrar instance.
+  static WindowClassRegistrar* GetInstance() {
+    if (!instance_) {
+      instance_ = new WindowClassRegistrar();
+    }
+    return instance_;
+  }
+
+  // Returns the name of the window class, registering the class if it hasn't
+  // previously been registered.
+  const wchar_t* GetWindowClass();
+
+  // Unregisters the window class. Should only be called if there are no
+  // instances of the window.
+  void UnregisterWindowClass();
+
+ private:
+  WindowClassRegistrar() = default;
+
+  static WindowClassRegistrar* instance_;
+
+  bool class_registered_ = false;
+};
+
+WindowClassRegistrar* WindowClassRegistrar::instance_ = nullptr;
+
+const wchar_t* WindowClassRegistrar::GetWindowClass() {
+  if (!class_registered_) {
+    WNDCLASS window_class{};
+    window_class.hCursor = LoadCursor(nullptr, IDC_ARROW);
+    window_class.lpszClassName = kWindowClassName;
+    window_class.style = CS_HREDRAW | CS_VREDRAW;
+    window_class.cbClsExtra = 0;
+    window_class.cbWndExtra = 0;
+    window_class.hInstance = GetModuleHandle(nullptr);
+    window_class.hIcon =
+        LoadIcon(window_class.hInstance, MAKEINTRESOURCE(IDI_APP_ICON));
+    window_class.hbrBackground = 0;
+    window_class.lpszMenuName = nullptr;
+    window_class.lpfnWndProc = Win32Window::WndProc;
+    RegisterClass(&window_class);
+    class_registered_ = true;
+  }
+  return kWindowClassName;
+}
+
+void WindowClassRegistrar::UnregisterWindowClass() {
+  UnregisterClass(kWindowClassName, nullptr);
+  class_registered_ = false;
+}
+
+Win32Window::Win32Window() {
+  ++g_active_window_count;
+}
+
+Win32Window::~Win32Window() {
+  --g_active_window_count;
+  Destroy();
+}
+
+bool Win32Window::Create(const std::wstring& title,
+                         const Point& origin,
+                         const Size& size) {
+  Destroy();
+
+  const wchar_t* window_class =
+      WindowClassRegistrar::GetInstance()->GetWindowClass();
+
+  const POINT target_point = {static_cast<LONG>(origin.x),
+                              static_cast<LONG>(origin.y)};
+  HMONITOR monitor = MonitorFromPoint(target_point, MONITOR_DEFAULTTONEAREST);
+  UINT dpi = FlutterDesktopGetDpiForMonitor(monitor);
+  double scale_factor = dpi / 96.0;
+
+  HWND window = CreateWindow(
+      window_class, title.c_str(), WS_OVERLAPPEDWINDOW,
+      Scale(origin.x, scale_factor), Scale(origin.y, scale_factor),
+      Scale(size.width, scale_factor), Scale(size.height, scale_factor),
+      nullptr, nullptr, GetModuleHandle(nullptr), this);
+
+  if (!window) {
+    return false;
+  }
+
+  UpdateTheme(window);
+
+  return OnCreate();
+}
+
+bool Win32Window::Show() {
+  return ShowWindow(window_handle_, SW_SHOWNORMAL);
+}
+
+// static
+LRESULT CALLBACK Win32Window::WndProc(HWND const window,
+                                      UINT const message,
+                                      WPARAM const wparam,
+                                      LPARAM const lparam) noexcept {
+  if (message == WM_NCCREATE) {
+    auto window_struct = reinterpret_cast<CREATESTRUCT*>(lparam);
+    SetWindowLongPtr(window, GWLP_USERDATA,
+                     reinterpret_cast<LONG_PTR>(window_struct->lpCreateParams));
+
+    auto that = static_cast<Win32Window*>(window_struct->lpCreateParams);
+    EnableFullDpiSupportIfAvailable(window);
+    that->window_handle_ = window;
+  } else if (Win32Window* that = GetThisFromHandle(window)) {
+    return that->MessageHandler(window, message, wparam, lparam);
+  }
+
+  return DefWindowProc(window, message, wparam, lparam);
+}
+
+LRESULT
+Win32Window::MessageHandler(HWND hwnd,
+                            UINT const message,
+                            WPARAM const wparam,
+                            LPARAM const lparam) noexcept {
+  switch (message) {
+    case WM_DESTROY:
+      window_handle_ = nullptr;
+      Destroy();
+      if (quit_on_close_) {
+        PostQuitMessage(0);
+      }
+      return 0;
+
+    case WM_DPICHANGED: {
+      auto newRectSize = reinterpret_cast<RECT*>(lparam);
+      LONG newWidth = newRectSize->right - newRectSize->left;
+      LONG newHeight = newRectSize->bottom - newRectSize->top;
+
+      SetWindowPos(hwnd, nullptr, newRectSize->left, newRectSize->top, newWidth,
+                   newHeight, SWP_NOZORDER | SWP_NOACTIVATE);
+
+      return 0;
+    }
+    case WM_SIZE: {
+      RECT rect = GetClientArea();
+      if (child_content_ != nullptr) {
+        // Size and position the child window.
+        MoveWindow(child_content_, rect.left, rect.top, rect.right - rect.left,
+                   rect.bottom - rect.top, TRUE);
+      }
+      return 0;
+    }
+
+    case WM_ACTIVATE:
+      if (child_content_ != nullptr) {
+        SetFocus(child_content_);
+      }
+      return 0;
+
+    case WM_DWMCOLORIZATIONCOLORCHANGED:
+      UpdateTheme(hwnd);
+      return 0;
+  }
+
+  return DefWindowProc(window_handle_, message, wparam, lparam);
+}
+
+void Win32Window::Destroy() {
+  OnDestroy();
+
+  if (window_handle_) {
+    DestroyWindow(window_handle_);
+    window_handle_ = nullptr;
+  }
+  if (g_active_window_count == 0) {
+    WindowClassRegistrar::GetInstance()->UnregisterWindowClass();
+  }
+}
+
+Win32Window* Win32Window::GetThisFromHandle(HWND const window) noexcept {
+  return reinterpret_cast<Win32Window*>(
+      GetWindowLongPtr(window, GWLP_USERDATA));
+}
+
+void Win32Window::SetChildContent(HWND content) {
+  child_content_ = content;
+  SetParent(content, window_handle_);
+  RECT frame = GetClientArea();
+
+  MoveWindow(content, frame.left, frame.top, frame.right - frame.left,
+             frame.bottom - frame.top, true);
+
+  SetFocus(child_content_);
+}
+
+RECT Win32Window::GetClientArea() {
+  RECT frame;
+  GetClientRect(window_handle_, &frame);
+  return frame;
+}
+
+HWND Win32Window::GetHandle() {
+  return window_handle_;
+}
+
+void Win32Window::SetQuitOnClose(bool quit_on_close) {
+  quit_on_close_ = quit_on_close;
+}
+
+bool Win32Window::OnCreate() {
+  // No-op; provided for subclasses.
+  return true;
+}
+
+void Win32Window::OnDestroy() {
+  // No-op; provided for subclasses.
+}
+
+void Win32Window::UpdateTheme(HWND const window) {
+  DWORD light_mode;
+  DWORD light_mode_size = sizeof(light_mode);
+  LSTATUS result = RegGetValue(HKEY_CURRENT_USER, kGetPreferredBrightnessRegKey,
+                               kGetPreferredBrightnessRegValue,
+                               RRF_RT_REG_DWORD, nullptr, &light_mode,
+                               &light_mode_size);
+
+  if (result == ERROR_SUCCESS) {
+    BOOL enable_dark_mode = light_mode == 0;
+    DwmSetWindowAttribute(window, DWMWA_USE_IMMERSIVE_DARK_MODE,
+                          &enable_dark_mode, sizeof(enable_dark_mode));
+  }
+}
--- a/src/client/windows/runner/win32_window.h
+++ b/src/client/windows/runner/win32_window.h
@ -0,0 +1,102 @@
+#ifndef RUNNER_WIN32_WINDOW_H_
+#define RUNNER_WIN32_WINDOW_H_
+
+#include <windows.h>
+
+#include <functional>
+#include <memory>
+#include <string>
+
+// A class abstraction for a high DPI-aware Win32 Window. Intended to be
+// inherited from by classes that wish to specialize with custom
+// rendering and input handling
+class Win32Window {
+ public:
+  struct Point {
+    unsigned int x;
+    unsigned int y;
+    Point(unsigned int x, unsigned int y) : x(x), y(y) {}
+  };
+
+  struct Size {
+    unsigned int width;
+    unsigned int height;
+    Size(unsigned int width, unsigned int height)
+        : width(width), height(height) {}
+  };
+
+  Win32Window();
+  virtual ~Win32Window();
+
+  // Creates a win32 window with |title| that is positioned and sized using
+  // |origin| and |size|. New windows are created on the default monitor. Window
+  // sizes are specified to the OS in physical pixels, hence to ensure a
+  // consistent size this function will scale the inputted width and height as
+  // as appropriate for the default monitor. The window is invisible until
+  // |Show| is called. Returns true if the window was created successfully.
+  bool Create(const std::wstring& title, const Point& origin, const Size& size);
+
+  // Show the current window. Returns true if the window was successfully shown.
+  bool Show();
+
+  // Release OS resources associated with window.
+  void Destroy();
+
+  // Inserts |content| into the window tree.
+  void SetChildContent(HWND content);
+
+  // Returns the backing Window handle to enable clients to set icon and other
+  // window properties. Returns nullptr if the window has been destroyed.
+  HWND GetHandle();
+
+  // If true, closing this window will quit the application.
+  void SetQuitOnClose(bool quit_on_close);
+
+  // Return a RECT representing the bounds of the current client area.
+  RECT GetClientArea();
+
+ protected:
+  // Processes and route salient window messages for mouse handling,
+  // size change and DPI. Delegates handling of these to member overloads that
+  // inheriting classes can handle.
+  virtual LRESULT MessageHandler(HWND window,
+                                 UINT const message,
+                                 WPARAM const wparam,
+                                 LPARAM const lparam) noexcept;
+
+  // Called when CreateAndShow is called, allowing subclass window-related
+  // setup. Subclasses should return false if setup fails.
+  virtual bool OnCreate();
+
+  // Called when Destroy is called.
+  virtual void OnDestroy();
+
+ private:
+  friend class WindowClassRegistrar;
+
+  // OS callback called by message pump. Handles the WM_NCCREATE message which
+  // is passed when the non-client area is being created and enables automatic
+  // non-client DPI scaling so that the non-client area automatically
+  // responds to changes in DPI. All other messages are handled by
+  // MessageHandler.
+  static LRESULT CALLBACK WndProc(HWND const window,
+                                  UINT const message,
+                                  WPARAM const wparam,
+                                  LPARAM const lparam) noexcept;
+
+  // Retrieves a class instance pointer for |window|
+  static Win32Window* GetThisFromHandle(HWND const window) noexcept;
+
+  // Update the window frame's theme to match the system theme.
+  static void UpdateTheme(HWND const window);
+
+  bool quit_on_close_ = false;
+
+  // window handle for top level window.
+  HWND window_handle_ = nullptr;
+
+  // window handle for hosted content.
+  HWND child_content_ = nullptr;
+};
+
+#endif  // RUNNER_WIN32_WINDOW_H_