summaryrefslogtreecommitdiff
path: root/internal/db/bundb/tombstone.go
blob: f9882d1c698f1c66f100b0a18cdea875d76fc142 (plain)
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
// 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/db"
	"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
	"github.com/superseriousbusiness/gotosocial/internal/state"
	"github.com/uptrace/bun"
)

type tombstoneDB struct {
	db    *DB
	state *state.State
}

func (t *tombstoneDB) GetTombstoneByURI(ctx context.Context, uri string) (*gtsmodel.Tombstone, error) {
	return t.state.Caches.GTS.Tombstone().Load("URI", func() (*gtsmodel.Tombstone, error) {
		var tomb gtsmodel.Tombstone

		q := t.db.
			NewSelect().
			Model(&tomb).
			Where("? = ?", bun.Ident("tombstone.uri"), uri)

		if err := q.Scan(ctx); err != nil {
			return nil, err
		}

		return &tomb, nil
	}, uri)
}

func (t *tombstoneDB) TombstoneExistsWithURI(ctx context.Context, uri string) (bool, error) {
	tomb, err := t.GetTombstoneByURI(ctx, uri)
	if err == db.ErrNoEntries {
		err = nil
	}
	return (tomb != nil), err
}

func (t *tombstoneDB) PutTombstone(ctx context.Context, tombstone *gtsmodel.Tombstone) error {
	return t.state.Caches.GTS.Tombstone().Store(tombstone, func() error {
		_, err := t.db.
			NewInsert().
			Model(tombstone).
			Exec(ctx)
		return err
	})
}

func (t *tombstoneDB) DeleteTombstone(ctx context.Context, id string) error {
	defer t.state.Caches.GTS.Tombstone().Invalidate("ID", id)

	// Delete tombstone from DB.
	_, err := t.db.NewDelete().
		TableExpr("? AS ?", bun.Ident("tombstones"), bun.Ident("tombstone")).
		Where("? = ?", bun.Ident("tombstone.id"), id).
		Exec(ctx)
	return err
}