fix: wasm builds, add wasm CI (#121)

Author: josxha

.github/workflows/ci.yml

@@ -196,7 +196,7 @@ jobs:
 #          name: maplibre-flutter-demo.app
 #          path: example/build/ios/iphonesimulator
   build-web:
-    name: "Build web"
+    name: "Build Web"
     runs-on: ubuntu-latest
     defaults:
       run:
@@ -215,3 +215,23 @@ jobs:
         run: dart pub get
       - name: Build web
         run: flutter build web
+  build-web-wasm:
+    name: "Build Web WASM"
+    runs-on: ubuntu-latest
+    defaults:
+      run:
+        working-directory: example
+    strategy:
+      fail-fast: false
+      matrix:
+        sdk: [ '3.24.3', '' ]
+    steps:
+      - uses: actions/checkout@v4
+      - uses: subosito/flutter-action@v2
+        with:
+          flutter-version: ${{ matrix.sdk }}
+          cache: true
+      - name: "Get Flutter dependencies"
+        run: dart pub get
+      - name: Build web
+        run: flutter build web --wasm

.github/workflows/flutter-beta.yml

@@ -55,7 +55,7 @@ jobs:
 #          name: maplibre-flutter-demo.app
 #          path: example/build/ios/iphonesimulator
   build-web:
-    name: "Build web"
+    name: "Build Web"
     runs-on: ubuntu-latest
     defaults:
       run:
@@ -67,4 +67,18 @@ jobs:
           channel: ${{ env.FLUTTER_CHANNEL }}
           cache: true
       - name: Build web
-        run: flutter build web
+        run: flutter build web
+  build-web-wasm:
+    name: "Build Web WASM"
+    runs-on: ubuntu-latest
+    defaults:
+      run:
+        working-directory: example
+    steps:
+      - uses: actions/checkout@v4
+      - uses: subosito/flutter-action@v2
+        with:
+          channel: ${{ env.FLUTTER_CHANNEL }}
+          cache: true
+      - name: Build web
+        run: flutter build web --wasm

_headers

@@ -0,0 +1,3 @@
+/*
+  Cross-Origin-Embedder-Policy: credentialless
+  Cross-Origin-Opener-Policy: same-origin

lib/src/platform_interface.dart

@@ -1,7 +1,7 @@
 import 'package:maplibre/maplibre.dart';
 import 'package:maplibre/src/map_state.dart';
-import 'package:maplibre/src/native/platform_impl.dart'
-    if (dart.library.html) 'package:maplibre/src/web/platform_impl.dart';
+import 'package:maplibre/src/web/platform_impl.dart'
+    if (dart.library.io) 'package:maplibre/src/native/platform_impl.dart';
 
 /// https://pub.dev/packages/plugin_platform_interface#a-note-about-base
 abstract base class PlatformInterface {

lib/src/web/interop/map.dart

@@ -126,11 +126,11 @@ extension type MapOptions._(JSObject _) implements JSObject {
   external factory MapOptions({
     required String style,
     required JSObject container,
-    double zoom = 0,
-    LngLat? center,
-    double bearing = 0,
-    double pitch = 0,
-    bool attributionControl = true,
+    required double zoom,
+    required LngLat? center,
+    required double bearing,
+    required double pitch,
+    required bool attributionControl,
   });
 }