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gotosocial/internal/db/bundb/application.go

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// GoToSocial
// Copyright (C) GoToSocial Authors admin@gotosocial.org
// SPDX-License-Identifier: AGPL-3.0-or-later
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package bundb
import (
"context"
"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
"github.com/superseriousbusiness/gotosocial/internal/state"
"github.com/uptrace/bun"
)
type applicationDB struct {
db *WrappedDB
state *state.State
}
func (a *applicationDB) GetApplicationByID(ctx context.Context, id string) (*gtsmodel.Application, error) {
return a.getApplication(
ctx,
"ID",
func(app *gtsmodel.Application) error {
return a.db.NewSelect().Model(app).Where("? = ?", bun.Ident("id"), id).Scan(ctx)
},
id,
)
}
func (a *applicationDB) GetApplicationByClientID(ctx context.Context, clientID string) (*gtsmodel.Application, error) {
return a.getApplication(
ctx,
"ClientID",
func(app *gtsmodel.Application) error {
return a.db.NewSelect().Model(app).Where("? = ?", bun.Ident("client_id"), clientID).Scan(ctx)
},
clientID,
)
}
func (a *applicationDB) getApplication(ctx context.Context, lookup string, dbQuery func(*gtsmodel.Application) error, keyParts ...any) (*gtsmodel.Application, error) {
return a.state.Caches.GTS.Application().Load(lookup, func() (*gtsmodel.Application, error) {
var app gtsmodel.Application
// Not cached! Perform database query.
if err := dbQuery(&app); err != nil {
return nil, a.db.ProcessError(err)
}
return &app, nil
}, keyParts...)
}
func (a *applicationDB) PutApplication(ctx context.Context, app *gtsmodel.Application) error {
return a.state.Caches.GTS.Application().Store(app, func() error {
_, err := a.db.NewInsert().Model(app).Exec(ctx)
return a.db.ProcessError(err)
})
}
func (a *applicationDB) DeleteApplicationByClientID(ctx context.Context, clientID string) error {
// Attempt to delete application.
if _, err := a.db.NewDelete().
Table("applications").
Where("? = ?", bun.Ident("client_id"), clientID).
Exec(ctx); err != nil {
return a.db.ProcessError(err)
}
// NOTE about further side effects:
//
// We don't need to handle updating any statuses or users
// (both of which may contain refs to applications), as
// DeleteApplication__() is only ever called during an
// account deletion, which handles deletion of the user
// and all their statuses already.
//
// Clear application from the cache.
a.state.Caches.GTS.Application().Invalidate("ClientID", clientID)
return nil
}