✨ Connect with spotify

lib/screens/auth/desktop_login.dart

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+import 'dart:io';
+
+import 'package:desktop_webview_window/desktop_webview_window.dart';
+import 'package:flutter/material.dart';
+import 'package:get/get.dart';
+import 'package:go_router/go_router.dart';
+import 'package:path/path.dart';
+import 'package:path_provider/path_provider.dart';
+import 'package:rhythm_box/platform.dart';
+import 'package:rhythm_box/providers/auth.dart';
+
+Future<void> desktopLogin(BuildContext context) async {
+  final exp = RegExp(r'https:\/\/accounts.spotify.com\/.+\/status');
+  final applicationSupportDir = await getApplicationSupportDirectory();
+  final userDataFolder =
+      Directory(join(applicationSupportDir.path, 'webview_window_Webview2'));
+
+  if (!await userDataFolder.exists()) {
+    await userDataFolder.create();
+  }
+
+  final webview = await WebviewWindow.create(
+    configuration: CreateConfiguration(
+      title: 'Spotify Login',
+      titleBarTopPadding: PlatformInfo.isMacOS ? 20 : 0,
+      windowHeight: 720,
+      windowWidth: 1280,
+      userDataFolderWindows: userDataFolder.path,
+    ),
+  );
+  webview
+    ..setBrightness(Theme.of(context).colorScheme.brightness)
+    ..launch('https://accounts.spotify.com/')
+    ..setOnUrlRequestCallback((url) {
+      if (exp.hasMatch(url)) {
+        webview.getAllCookies().then((cookies) async {
+          final cookieHeader =
+              "sp_dc=${cookies.firstWhere((element) => element.name.contains("sp_dc")).value.replaceAll("\u0000", "")}";
+
+          final AuthenticationProvider authenticate = Get.find();
+          await authenticate.login(cookieHeader);
+
+          webview.close();
+          if (context.mounted) {
+            GoRouter.of(context).go('/');
+          }
+        });
+      }
+
+      return true;
+    });
+}

lib/screens/auth/login.dart

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+import 'package:flutter/widgets.dart';
+import 'package:go_router/go_router.dart';
+import 'package:rhythm_box/platform.dart';
+import 'package:rhythm_box/screens/auth/desktop_login.dart';
+
+Future<void> universalLogin(BuildContext context) async {
+  if (PlatformInfo.isMobile) {
+    GoRouter.of(context).pushNamed('authMobileLogin');
+    return;
+  }
+
+  return await desktopLogin(context);
+}

lib/screens/auth/mobile_login.dart

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+import 'package:flutter/material.dart';
+import 'package:flutter_inappwebview/flutter_inappwebview.dart';
+import 'package:get/get.dart';
+import 'package:go_router/go_router.dart';
+import 'package:rhythm_box/platform.dart';
+import 'package:rhythm_box/providers/auth.dart';
+
+class MobileLogin extends StatelessWidget {
+  const MobileLogin({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    final AuthenticationProvider authenticate = Get.find();
+
+    if (PlatformInfo.isDesktop) {
+      const Scaffold(
+        body: Center(
+          child: Text('This feature is not available on desktop'),
+        ),
+      );
+    }
+
+    return Scaffold(
+      appBar: AppBar(
+        title: const Text('Connect with Spotify'),
+      ),
+      body: SafeArea(
+        child: InAppWebView(
+          initialSettings: InAppWebViewSettings(
+            userAgent:
+                'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/105.0.0.0 Safari/537.36',
+          ),
+          initialUrlRequest: URLRequest(
+            url: WebUri('https://accounts.spotify.com/'),
+          ),
+          onPermissionRequest: (controller, permissionRequest) async {
+            return PermissionResponse(
+              resources: permissionRequest.resources,
+              action: PermissionResponseAction.GRANT,
+            );
+          },
+          onLoadStop: (controller, action) async {
+            if (action == null) return;
+            String url = action.toString();
+            if (url.endsWith('/')) {
+              url = url.substring(0, url.length - 1);
+            }
+
+            final exp = RegExp(r'https:\/\/accounts.spotify.com\/.+\/status');
+
+            if (exp.hasMatch(url)) {
+              final cookies =
+                  await CookieManager.instance().getCookies(url: action);
+              final cookieHeader =
+                  "sp_dc=${cookies.firstWhere((element) => element.name == "sp_dc").value}";
+
+              await authenticate.login(cookieHeader);
+              if (context.mounted) {
+                GoRouter.of(context).pop();
+              }
+            }
+          },
+        ),
+      ),
+    );
+  }
+}