updated workflow: used google drive to upload file and share the link

Author: unstoppableayush

.github/workflows/build_apk_email.yml

@@ -10,6 +10,7 @@ jobs:
     runs-on: ubuntu-latest
     env:
       GOOGLE_SERVICES_JSON: ${{ secrets.GOOGLE_SERVICES_JSON }}
+      GDRIVE_SERVICE_ACCOUNT_JSON: ${{ secrets.GDRIVE_SERVICE_ACCOUNT_JSON }}
 
     steps:
       - name: Checkout
@@ -39,7 +40,93 @@ jobs:
         working-directory: app
         run: flutter build apk --release
 
-      - name: Email APK
+      - name: Install Drive upload dependencies
+        run: |
+          python -m pip install --upgrade pip
+          python -m pip install google-api-python-client google-auth-httplib2 google-auth-oauthlib
+
+      - name: Upload APK to Google Drive
+        id: drive_upload
+        run: |
+          python - <<'PY'
+          import datetime
+          import json
+          import os
+
+          from google.oauth2.service_account import Credentials
+          from googleapiclient.discovery import build
+          from googleapiclient.http import MediaFileUpload
+
+          sa_json = os.environ.get("GDRIVE_SERVICE_ACCOUNT_JSON")
+          if not sa_json:
+            raise SystemExit("Missing Drive service account secret")
+
+          info = json.loads(sa_json)
+          creds = Credentials.from_service_account_info(
+            info,
+            scopes=["https://www.googleapis.com/auth/drive"],
+          )
+          service = build("drive", "v3", credentials=creds)
+
+          def find_or_create_folder(name: str, parent_id: str | None = None) -> str:
+            safe_name = name.replace("'", "\\'")
+            query = (
+              "mimeType='application/vnd.google-apps.folder' "
+              "and name='" + safe_name + "' and trashed=false"
+            )
+            if parent_id:
+              query += " and '" + parent_id + "' in parents"
+            result = service.files().list(
+              q=query,
+              fields="files(id,name)",
+              spaces="drive",
+            ).execute()
+            files = result.get("files", [])
+            if files:
+              return files[0]["id"]
+            metadata = {
+              "name": name,
+              "mimeType": "application/vnd.google-apps.folder",
+            }
+            if parent_id:
+              metadata["parents"] = [parent_id]
+            folder = service.files().create(body=metadata, fields="id").execute()
+            return folder["id"]
+
+          root_folder_id = find_or_create_folder("Talk-in-english")
+          timestamp = datetime.datetime.utcnow().strftime("%Y-%m-%d_%H-%M-%S_UTC")
+          build_folder_id = find_or_create_folder(timestamp, root_folder_id)
+
+          apk_path = "app/build/app/outputs/flutter-apk/app-release.apk"
+          media = MediaFileUpload(
+            apk_path,
+            mimetype="application/vnd.android.package-archive",
+            resumable=True,
+          )
+          file_metadata = {
+            "name": "app-release.apk",
+            "parents": [build_folder_id],
+          }
+          uploaded = service.files().create(
+            body=file_metadata,
+            media_body=media,
+            fields="id,webViewLink,webContentLink",
+          ).execute()
+
+          service.permissions().create(
+            fileId=uploaded["id"],
+            body={"type": "anyone", "role": "reader"},
+          ).execute()
+
+          link = uploaded.get("webViewLink") or uploaded.get("webContentLink")
+          if not link:
+            raise SystemExit("No Drive link generated")
+
+          with open(os.environ["GITHUB_OUTPUT"], "a", encoding="utf-8") as fh:
+            fh.write(f"apk_link={link}\n")
+          PY
+
+      - name: Email APK link
         uses: dawidd6/action-send-mail@v3
         with:
           server_address: ${{ secrets.SMTP_HOST }}
@@ -49,5 +136,4 @@ jobs:
           subject: "Speaking App - Release APK"
           to: ${{ secrets.SMTP_TO }}
           from: ${{ secrets.SMTP_FROM }}
-          body: "Attached is the latest release APK from the main branch build."
-          attachments: app/build/app/outputs/flutter-apk/app-release.apk
+          body: "Latest release APK uploaded to Google Drive: ${{ steps.drive_upload.outputs.apk_link }}"