Add pwa fix files, disable publishing

.github/workflows/gh-pages.yml

@@ -22,6 +22,9 @@ on:
       - ".github/workflows/**"
       - "scripts/**"
 
+env:
+  HREFREPLACE: "IIITB_Menu"
+
 jobs:
   build:
     name: Build
@@ -68,11 +71,18 @@ jobs:
     #   run: flutter test
     
     - name: Build Web Release
-      run: flutter build web --base-href "/IIITB_Menu/" --web-renderer canvaskit
+      run: flutter build web --base-href "/$HREFREPLACE/" --web-renderer canvaskit --no-web-resources-cdn
 
     - name: Build Android Release
       run: flutter build apk --split-per-abi --release --no-track-widget-creation --analyze-size --target-platform "android-arm64"
     
+    - name: Fix PWA Offline Support 
+      run: |
+        cp scripts/fixOfflinePWA.sh .
+        chmod +x fixOfflinePWA.sh
+        ./fixOfflinePWA.sh
+        cat ./build/web/flutter_service_worker.js
+
     - name: Create Release
       uses: marvinpinto/action-automatic-releases@v1.2.1
       with:
@@ -89,21 +99,21 @@ jobs:
         name: production-files
         path: ./build/web
   
-  deploy:
+  # deploy:
-    name: Deploy
+  #   name: Deploy
-    needs: build
+  #   needs: build
-    runs-on: ubuntu-latest
+  #   runs-on: ubuntu-latest
-    if: github.ref == 'refs/heads/master'
+  #   if: github.ref == 'refs/heads/master'
     
-    steps:
+  #   steps:
-    - name: Download artifact
+  #   - name: Download artifact
-      uses: actions/download-artifact@v2.1.1
+  #     uses: actions/download-artifact@v2.1.1
-      with:
+  #     with:
-        name: production-files
+  #       name: production-files
-        path: ./build
+  #       path: ./build
 
-    - name: Deploy to gh-pages
+  #   - name: Deploy to gh-pages
-      uses: peaceiris/actions-gh-pages@v3.9.3
+  #     uses: peaceiris/actions-gh-pages@v3.9.3
-      with:
+  #     with:
-        github_token: ${{ secrets.GITHUB_TOKEN }}
+  #       github_token: ${{ secrets.GITHUB_TOKEN }}
-        publish_dir: ./build
+  #       publish_dir: ./build

scripts/fixOfflinePWA.sh

@@ -0,0 +1,6 @@
+#! /bin/sh
+cp scripts/pwaOffline.patch .
+sed -e "s/HREFREPLACE/$(echo $HREFREPLACE)\//g" pwaOffline.patch > fix.patch
+mv build/web/flutter_service_worker.js .
+patch flutter_service_worker.js < fix.patch
+mv flutter_service_worker.js build/web/

scripts/pwaOffline.patch

@@ -0,0 +1,53 @@
+--- menu/build/web/flutter_service_worker.js	2024-01-26 14:59:42.195084752 +0530
++++ in/flutter_service_worker.pat.js	2024-01-26 15:07:37.253097455 +0530
+@@ -2,6 +2,7 @@
+ const MANIFEST = 'flutter-app-manifest';
+ const TEMP = 'flutter-temp-cache';
+ const CACHE_NAME = 'flutter-app-cache';
++const BaseHREF = 'HREFREPLACE';
+ 
+ const RESOURCES = {
+   "version.json": "d7fbd41faace5a7a02bb5da13e6049ec",
+@@ -37,10 +38,7 @@
+ };
+ // The application shell files that are downloaded before a service worker can
+ // start.
+-const CORE = ["main.dart.js",
+-"index.html",
+-"assets/AssetManifest.json",
+-"assets/FontManifest.json"];
++const CORE = Object.keys(RESOURCES);
+ 
+ // During install, the TEMP cache is populated with the application shell files.
+ self.addEventListener("install", (event) =>
+@@ -139,13 +137,30 @@
+   {
+     key = key.split('?v=')[0];
+   }
+-  if (event.request.url == origin || event.request.url.startsWith(origin + '/#') || key == '') {
++  if (key.endsWith("chromium/canvaskit.js"))
++  {
++    key = "canvaskit/chromium/canvaskit.js"
++  }
++  if (key.endsWith("chromium/canvaskit.wasm"))
++  {
++    key = "canvaskit/chromium/canvaskit.wasm"
++  }
++  if (key.endsWith("canvaskit.js"))
++  {
++    key = "canvaskit/canvaskit.js"
++  }
++  if (key.endsWith("canvaskit.wasm"))
++  {
++    key = "canvaskit/canvaskit.wasm"
++  }
++  if (event.request.url == origin || event.request.url.startsWith(origin + '/#') || key == '' || key == BaseHREF) {
+     key = '/';
+   }
+   // If the URL is not the RESOURCE list then return to signal that the
+   // browser should take over.
+-  if (!RESOURCES[key]) {
++  var resKey = key.replace(BaseHREF, "");
++  if (!RESOURCES[resKey]) {
+     return;
+   }