1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
// Copyright 2024 New Vector Ltd.
// Copyright 2022-2024 The Matrix.org Foundation C.I.C.
//
// SPDX-License-Identifier: AGPL-3.0-only
// Please see LICENSE in the repository root for full details.

use std::ops::{Deref, DerefMut};

use futures_util::{future::BoxFuture, FutureExt, TryFutureExt};
use mas_storage::{
    app_session::AppSessionRepository,
    compat::{
        CompatAccessTokenRepository, CompatRefreshTokenRepository, CompatSessionRepository,
        CompatSsoLoginRepository,
    },
    job::JobRepository,
    oauth2::{
        OAuth2AccessTokenRepository, OAuth2AuthorizationGrantRepository, OAuth2ClientRepository,
        OAuth2DeviceCodeGrantRepository, OAuth2RefreshTokenRepository, OAuth2SessionRepository,
    },
    upstream_oauth2::{
        UpstreamOAuthLinkRepository, UpstreamOAuthProviderRepository,
        UpstreamOAuthSessionRepository,
    },
    user::{BrowserSessionRepository, UserEmailRepository, UserPasswordRepository, UserRepository},
    BoxRepository, MapErr, Repository, RepositoryAccess, RepositoryError, RepositoryTransaction,
};
use sqlx::{PgConnection, PgPool, Postgres, Transaction};
use tracing::Instrument;

use crate::{
    app_session::PgAppSessionRepository,
    compat::{
        PgCompatAccessTokenRepository, PgCompatRefreshTokenRepository, PgCompatSessionRepository,
        PgCompatSsoLoginRepository,
    },
    job::PgJobRepository,
    oauth2::{
        PgOAuth2AccessTokenRepository, PgOAuth2AuthorizationGrantRepository,
        PgOAuth2ClientRepository, PgOAuth2DeviceCodeGrantRepository,
        PgOAuth2RefreshTokenRepository, PgOAuth2SessionRepository,
    },
    upstream_oauth2::{
        PgUpstreamOAuthLinkRepository, PgUpstreamOAuthProviderRepository,
        PgUpstreamOAuthSessionRepository,
    },
    user::{
        PgBrowserSessionRepository, PgUserEmailRepository, PgUserPasswordRepository,
        PgUserRecoveryRepository, PgUserRepository, PgUserTermsRepository,
    },
    DatabaseError,
};

/// An implementation of the [`Repository`] trait backed by a PostgreSQL
/// transaction.
pub struct PgRepository<C = Transaction<'static, Postgres>> {
    conn: C,
}

impl PgRepository {
    /// Create a new [`PgRepository`] from a PostgreSQL connection pool,
    /// starting a transaction.
    ///
    /// # Errors
    ///
    /// Returns a [`DatabaseError`] if the transaction could not be started.
    pub async fn from_pool(pool: &PgPool) -> Result<Self, DatabaseError> {
        let txn = pool.begin().await?;
        Ok(Self::from_conn(txn))
    }

    /// Transform the repository into a type-erased [`BoxRepository`]
    pub fn boxed(self) -> BoxRepository {
        Box::new(MapErr::new(self, RepositoryError::from_error))
    }
}

impl<C> PgRepository<C> {
    /// Create a new [`PgRepository`] from an existing PostgreSQL connection
    /// with a transaction
    pub fn from_conn(conn: C) -> Self {
        PgRepository { conn }
    }

    /// Consume this [`PgRepository`], returning the underlying connection.
    pub fn into_inner(self) -> C {
        self.conn
    }
}

impl<C> AsRef<C> for PgRepository<C> {
    fn as_ref(&self) -> &C {
        &self.conn
    }
}

impl<C> AsMut<C> for PgRepository<C> {
    fn as_mut(&mut self) -> &mut C {
        &mut self.conn
    }
}

impl<C> Deref for PgRepository<C> {
    type Target = C;

    fn deref(&self) -> &Self::Target {
        &self.conn
    }
}

impl<C> DerefMut for PgRepository<C> {
    fn deref_mut(&mut self) -> &mut Self::Target {
        &mut self.conn
    }
}

impl Repository<DatabaseError> for PgRepository {}

impl RepositoryTransaction for PgRepository {
    type Error = DatabaseError;

    fn save(self: Box<Self>) -> BoxFuture<'static, Result<(), Self::Error>> {
        let span = tracing::info_span!("db.save");
        self.conn
            .commit()
            .map_err(DatabaseError::from)
            .instrument(span)
            .boxed()
    }

    fn cancel(self: Box<Self>) -> BoxFuture<'static, Result<(), Self::Error>> {
        let span = tracing::info_span!("db.cancel");
        self.conn
            .rollback()
            .map_err(DatabaseError::from)
            .instrument(span)
            .boxed()
    }
}

impl<C> RepositoryAccess for PgRepository<C>
where
    C: AsMut<PgConnection> + Send,
{
    type Error = DatabaseError;

    fn upstream_oauth_link<'c>(
        &'c mut self,
    ) -> Box<dyn UpstreamOAuthLinkRepository<Error = Self::Error> + 'c> {
        Box::new(PgUpstreamOAuthLinkRepository::new(self.conn.as_mut()))
    }

    fn upstream_oauth_provider<'c>(
        &'c mut self,
    ) -> Box<dyn UpstreamOAuthProviderRepository<Error = Self::Error> + 'c> {
        Box::new(PgUpstreamOAuthProviderRepository::new(self.conn.as_mut()))
    }

    fn upstream_oauth_session<'c>(
        &'c mut self,
    ) -> Box<dyn UpstreamOAuthSessionRepository<Error = Self::Error> + 'c> {
        Box::new(PgUpstreamOAuthSessionRepository::new(self.conn.as_mut()))
    }

    fn user<'c>(&'c mut self) -> Box<dyn UserRepository<Error = Self::Error> + 'c> {
        Box::new(PgUserRepository::new(self.conn.as_mut()))
    }

    fn user_email<'c>(&'c mut self) -> Box<dyn UserEmailRepository<Error = Self::Error> + 'c> {
        Box::new(PgUserEmailRepository::new(self.conn.as_mut()))
    }

    fn user_password<'c>(
        &'c mut self,
    ) -> Box<dyn UserPasswordRepository<Error = Self::Error> + 'c> {
        Box::new(PgUserPasswordRepository::new(self.conn.as_mut()))
    }

    fn user_recovery<'c>(
        &'c mut self,
    ) -> Box<dyn mas_storage::user::UserRecoveryRepository<Error = Self::Error> + 'c> {
        Box::new(PgUserRecoveryRepository::new(self.conn.as_mut()))
    }

    fn user_terms<'c>(
        &'c mut self,
    ) -> Box<dyn mas_storage::user::UserTermsRepository<Error = Self::Error> + 'c> {
        Box::new(PgUserTermsRepository::new(self.conn.as_mut()))
    }

    fn browser_session<'c>(
        &'c mut self,
    ) -> Box<dyn BrowserSessionRepository<Error = Self::Error> + 'c> {
        Box::new(PgBrowserSessionRepository::new(self.conn.as_mut()))
    }

    fn app_session<'c>(&'c mut self) -> Box<dyn AppSessionRepository<Error = Self::Error> + 'c> {
        Box::new(PgAppSessionRepository::new(self.conn.as_mut()))
    }

    fn oauth2_client<'c>(
        &'c mut self,
    ) -> Box<dyn OAuth2ClientRepository<Error = Self::Error> + 'c> {
        Box::new(PgOAuth2ClientRepository::new(self.conn.as_mut()))
    }

    fn oauth2_authorization_grant<'c>(
        &'c mut self,
    ) -> Box<dyn OAuth2AuthorizationGrantRepository<Error = Self::Error> + 'c> {
        Box::new(PgOAuth2AuthorizationGrantRepository::new(
            self.conn.as_mut(),
        ))
    }

    fn oauth2_session<'c>(
        &'c mut self,
    ) -> Box<dyn OAuth2SessionRepository<Error = Self::Error> + 'c> {
        Box::new(PgOAuth2SessionRepository::new(self.conn.as_mut()))
    }

    fn oauth2_access_token<'c>(
        &'c mut self,
    ) -> Box<dyn OAuth2AccessTokenRepository<Error = Self::Error> + 'c> {
        Box::new(PgOAuth2AccessTokenRepository::new(self.conn.as_mut()))
    }

    fn oauth2_refresh_token<'c>(
        &'c mut self,
    ) -> Box<dyn OAuth2RefreshTokenRepository<Error = Self::Error> + 'c> {
        Box::new(PgOAuth2RefreshTokenRepository::new(self.conn.as_mut()))
    }

    fn oauth2_device_code_grant<'c>(
        &'c mut self,
    ) -> Box<dyn OAuth2DeviceCodeGrantRepository<Error = Self::Error> + 'c> {
        Box::new(PgOAuth2DeviceCodeGrantRepository::new(self.conn.as_mut()))
    }

    fn compat_session<'c>(
        &'c mut self,
    ) -> Box<dyn CompatSessionRepository<Error = Self::Error> + 'c> {
        Box::new(PgCompatSessionRepository::new(self.conn.as_mut()))
    }

    fn compat_sso_login<'c>(
        &'c mut self,
    ) -> Box<dyn CompatSsoLoginRepository<Error = Self::Error> + 'c> {
        Box::new(PgCompatSsoLoginRepository::new(self.conn.as_mut()))
    }

    fn compat_access_token<'c>(
        &'c mut self,
    ) -> Box<dyn CompatAccessTokenRepository<Error = Self::Error> + 'c> {
        Box::new(PgCompatAccessTokenRepository::new(self.conn.as_mut()))
    }

    fn compat_refresh_token<'c>(
        &'c mut self,
    ) -> Box<dyn CompatRefreshTokenRepository<Error = Self::Error> + 'c> {
        Box::new(PgCompatRefreshTokenRepository::new(self.conn.as_mut()))
    }

    fn job<'c>(&'c mut self) -> Box<dyn JobRepository<Error = Self::Error> + 'c> {
        Box::new(PgJobRepository::new(self.conn.as_mut()))
    }
}