selfprivacy.org.app/lib/logic/cubit/users/users_cubit.dart

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import 'package:hive/hive.dart';
import 'package:selfprivacy/config/hive_config.dart';
import 'package:selfprivacy/logic/cubit/app_config_dependent/authentication_dependend_cubit.dart';
import 'package:selfprivacy/logic/cubit/server_installation/server_installation_cubit.dart';
import 'package:selfprivacy/logic/models/hive/user.dart';
import '../../api_maps/server.dart';
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export 'package:provider/provider.dart';
part 'users_state.dart';
class UsersCubit extends ServerInstallationDependendCubit<UsersState> {
UsersCubit(ServerInstallationCubit serverInstallationCubit)
: super(
serverInstallationCubit,
UsersState(
<User>[], User(login: 'root'), User(login: 'loading...')));
Box<User> box = Hive.box<User>(BNames.usersBox);
Box serverInstallationBox = Hive.box(BNames.serverInstallationBox);
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final api = ServerApi();
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Future<void> load() async {
if (serverInstallationCubit.state is ServerInstallationFinished) {
var loadedUsers = box.values.toList();
final primaryUser = serverInstallationBox.get(BNames.rootUser,
defaultValue: User(login: 'loading...'));
List<String> rootKeys = [
...serverInstallationBox.get(BNames.rootKeys, defaultValue: [])
];
if (loadedUsers.isNotEmpty) {
emit(UsersState(
loadedUsers, User(login: 'root', sshKeys: rootKeys), primaryUser));
}
final usersFromServer = await api.getUsersList();
if (usersFromServer.isSuccess) {
final updatedList =
mergeLocalAndServerUsers(loadedUsers, usersFromServer.data);
emit(UsersState(
updatedList, User(login: 'root', sshKeys: rootKeys), primaryUser));
}
final usersWithSshKeys = await loadSshKeys(state.users);
// Update the users it the box
box.clear();
box.addAll(usersWithSshKeys);
final rootUserWithSshKeys = (await loadSshKeys([state.rootUser])).first;
serverInstallationBox.put(BNames.rootKeys, rootUserWithSshKeys.sshKeys);
final primaryUserWithSshKeys =
(await loadSshKeys([state.primaryUser])).first;
serverInstallationBox.put(BNames.rootUser, primaryUserWithSshKeys);
emit(UsersState(
usersWithSshKeys, rootUserWithSshKeys, primaryUserWithSshKeys));
}
}
List<User> mergeLocalAndServerUsers(
List<User> localUsers, List<String> serverUsers) {
// If local user not exists on server, add it with isFoundOnServer = false
// If server user not exists on local, add it
List<User> mergedUsers = [];
List<String> serverUsersCopy = List.from(serverUsers);
for (var localUser in localUsers) {
if (serverUsersCopy.contains(localUser.login)) {
mergedUsers.add(User(
login: localUser.login,
isFoundOnServer: true,
password: localUser.password,
sshKeys: localUser.sshKeys,
));
serverUsersCopy.remove(localUser.login);
} else {
mergedUsers.add(User(
login: localUser.login,
isFoundOnServer: false,
password: localUser.password,
note: localUser.note,
));
}
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}
for (var serverUser in serverUsersCopy) {
mergedUsers.add(User(
login: serverUser,
isFoundOnServer: true,
));
}
return mergedUsers;
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}
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Future<List<User>> loadSshKeys(List<User> users) async {
List<User> updatedUsers = [];
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for (var user in users) {
if (user.isFoundOnServer ||
user.login == 'root' ||
user.login == state.primaryUser.login) {
final sshKeys = await api.getUserSshKeys(user);
print('sshKeys for $user: ${sshKeys.data}');
if (sshKeys.isSuccess) {
updatedUsers.add(User(
login: user.login,
isFoundOnServer: true,
password: user.password,
sshKeys: sshKeys.data,
note: user.note,
));
} else {
updatedUsers.add(User(
login: user.login,
isFoundOnServer: true,
password: user.password,
note: user.note,
));
}
} else {
updatedUsers.add(User(
login: user.login,
isFoundOnServer: false,
password: user.password,
note: user.note,
));
}
}
return updatedUsers;
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}
Future<void> refresh() async {
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List<User> updatedUsers = List<User>.from(state.users);
final usersFromServer = await api.getUsersList();
if (usersFromServer.isSuccess) {
updatedUsers =
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mergeLocalAndServerUsers(updatedUsers, usersFromServer.data);
}
final usersWithSshKeys = await loadSshKeys(updatedUsers);
box.clear();
box.addAll(usersWithSshKeys);
final rootUserWithSshKeys = (await loadSshKeys([state.rootUser])).first;
serverInstallationBox.put(BNames.rootKeys, rootUserWithSshKeys.sshKeys);
final primaryUserWithSshKeys =
(await loadSshKeys([state.primaryUser])).first;
serverInstallationBox.put(BNames.rootUser, primaryUserWithSshKeys);
emit(UsersState(
usersWithSshKeys, rootUserWithSshKeys, primaryUserWithSshKeys));
return;
}
Future<void> createUser(User user) async {
// If user exists on server, do nothing
if (state.users.any((u) => u.login == user.login && u.isFoundOnServer)) {
return;
}
// If user is root or primary user, do nothing
if (user.login == 'root' || user.login == state.primaryUser.login) {
return;
}
// If API returned error, do nothing
final result = await api.createUser(user);
if (!result.isSuccess) {
return;
}
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var loadedUsers = List<User>.from(state.users);
loadedUsers.add(result.data);
await box.clear();
await box.addAll(loadedUsers);
emit(state.copyWith(users: loadedUsers));
}
Future<void> deleteUser(User user) async {
// If user is primary or root, don't delete
if (user.login == state.primaryUser.login || user.login == 'root') {
return;
}
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var loadedUsers = List<User>.from(state.users);
final result = await api.deleteUser(user);
if (result) {
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loadedUsers.removeWhere((u) => u.login == user.login);
await box.clear();
await box.addAll(loadedUsers);
emit(state.copyWith(users: loadedUsers));
}
}
Future<void> addSshKey(User user, String publicKey) async {
// If adding root key, use api.addRootSshKey
// Otherwise, use api.addUserSshKey
if (user.login == 'root') {
final result = await api.addRootSshKey(publicKey);
if (result.isSuccess) {
// Add ssh key to the array of root keys
final rootKeys = serverInstallationBox
.get(BNames.rootKeys, defaultValue: []) as List<String>;
rootKeys.add(publicKey);
serverInstallationBox.put(BNames.rootKeys, rootKeys);
emit(state.copyWith(
rootUser: User(
login: state.rootUser.login,
isFoundOnServer: true,
password: state.rootUser.password,
sshKeys: rootKeys,
note: state.rootUser.note,
),
));
}
} else {
final result = await api.addUserSshKey(user, publicKey);
if (result.isSuccess) {
// If it is primary user, update primary user
if (user.login == state.primaryUser.login) {
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List<String> primaryUserKeys =
List<String>.from(state.primaryUser.sshKeys);
primaryUserKeys.add(publicKey);
final updatedUser = User(
login: state.primaryUser.login,
isFoundOnServer: true,
password: state.primaryUser.password,
sshKeys: primaryUserKeys,
note: state.primaryUser.note,
);
serverInstallationBox.put(BNames.rootUser, updatedUser);
emit(state.copyWith(
primaryUser: updatedUser,
));
} else {
// If it is not primary user, update user
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List<String> userKeys = List<String>.from(user.sshKeys);
userKeys.add(publicKey);
final updatedUser = User(
login: user.login,
isFoundOnServer: true,
password: user.password,
sshKeys: userKeys,
note: user.note,
);
await box.putAt(box.values.toList().indexOf(user), updatedUser);
emit(state.copyWith(
users: box.values.toList(),
));
}
}
}
}
Future<void> deleteSshKey(User user, String publicKey) async {
// All keys are deleted via api.deleteUserSshKey
final result = await api.deleteUserSshKey(user, publicKey);
if (result.isSuccess) {
// If it is root user, delete key from root keys
// If it is primary user, update primary user
// If it is not primary user, update user
if (user.login == 'root') {
final rootKeys = serverInstallationBox
.get(BNames.rootKeys, defaultValue: []) as List<String>;
rootKeys.remove(publicKey);
serverInstallationBox.put(BNames.rootKeys, rootKeys);
emit(state.copyWith(
rootUser: User(
login: state.rootUser.login,
isFoundOnServer: true,
password: state.rootUser.password,
sshKeys: rootKeys,
note: state.rootUser.note,
),
));
return;
}
if (user.login == state.primaryUser.login) {
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List<String> primaryUserKeys =
List<String>.from(state.primaryUser.sshKeys);
primaryUserKeys.remove(publicKey);
final updatedUser = User(
login: state.primaryUser.login,
isFoundOnServer: true,
password: state.primaryUser.password,
sshKeys: primaryUserKeys,
note: state.primaryUser.note,
);
serverInstallationBox.put(BNames.rootUser, updatedUser);
emit(state.copyWith(
primaryUser: updatedUser,
));
return;
}
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List<String> userKeys = List<String>.from(user.sshKeys);
userKeys.remove(publicKey);
final updatedUser = User(
login: user.login,
isFoundOnServer: true,
password: user.password,
sshKeys: userKeys,
note: user.note,
);
await box.putAt(box.values.toList().indexOf(user), updatedUser);
emit(state.copyWith(
users: box.values.toList(),
));
}
}
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@override
void clear() async {
emit(UsersState(<User>[], User(login: 'root'), User(login: 'loading...')));
}
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}