v1 release

lib/data/notifiers/account_notifier.dart

@@ -0,0 +1,86 @@
+import "package:flutter_riverpod/flutter_riverpod.dart";
+import "package:hive_flutter/adapters.dart";
+
+import "package:flash_mail/data/models/account/account.dart";
+import "package:flash_mail/data/providers/providers.dart";
+
+class AccountState {
+  final bool isLoading;
+  final TMAccount? user;
+
+  const AccountState({
+    this.isLoading = false,
+    this.user,
+  });
+
+  bool isAuthenticated() {
+    return user != null;
+  }
+}
+
+class AccountNotifier extends StateNotifier<AccountState> {
+  static const _boxName = "accounts";
+  static const _key = "user";
+
+  final Ref ref;
+
+  AccountNotifier(this.ref) : super(const AccountState());
+
+  Future<void> fetchAccount() async {
+    var box = await Hive.openBox<TMAccount>(_boxName);
+    final user = box.get(_key, defaultValue: null);
+
+    if (user != null) {
+      ref.read(emailProvider.notifier).state = user.email;
+      ref.read(passwordProvider.notifier).state = user.password;
+      state = AccountState(isLoading: false, user: user);
+    }
+  }
+
+  Future<void> createAccount() async {
+    state = const AccountState(isLoading: true);
+
+    try {
+      TMAccount account = await ref.read(clientProvider).createAccount();
+      var box = Hive.box<TMAccount>(_boxName);
+      await box.put(_key, account);
+
+      ref.read(emailProvider.notifier).state = account.email;
+      ref.read(passwordProvider.notifier).state = account.password;
+      state = AccountState(isLoading: false, user: account);
+    } catch (err) {
+      state = const AccountState(isLoading: false);
+      rethrow;
+    }
+  }
+
+  Future<void> login(String? address, String? password) async {
+    state = const AccountState(isLoading: true);
+
+    try {
+      if (address != null && password != null) {
+        TMAccount account =
+            await ref.read(clientProvider).login(address, password);
+        var box = Hive.box<TMAccount>(_boxName);
+        await box.put(_key, account);
+
+        state = AccountState(isLoading: false, user: account);
+      }
+    } catch (err) {
+      state = const AccountState(isLoading: false);
+      rethrow;
+    }
+  }
+
+  Future<void> logout() async {
+    AccountState previous = state;
+    try {
+      var box = Hive.box<TMAccount>(_boxName);
+      await box.delete(_key);
+      state = const AccountState();
+    } catch (err) {
+      state = previous;
+      rethrow;
+    }
+  }
+}