gtsocial-umbx

mention.go (3809B)

---

 // 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"
 	"errors"
 	"fmt"
 
 	"github.com/superseriousbusiness/gotosocial/internal/db"
 	"github.com/superseriousbusiness/gotosocial/internal/gtscontext"
 	"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
 	"github.com/superseriousbusiness/gotosocial/internal/log"
 	"github.com/superseriousbusiness/gotosocial/internal/state"
 	"github.com/uptrace/bun"
 )
 
 type mentionDB struct {
 	conn  *DBConn
 	state *state.State
 }
 
 func (m *mentionDB) GetMention(ctx context.Context, id string) (*gtsmodel.Mention, db.Error) {
 	mention, err := m.state.Caches.GTS.Mention().Load("ID", func() (*gtsmodel.Mention, error) {
 		var mention gtsmodel.Mention
 
 		q := m.conn.
 			NewSelect().
 			Model(&mention).
 			Where("? = ?", bun.Ident("mention.id"), id)
 
 		if err := q.Scan(ctx); err != nil {
 			return nil, m.conn.ProcessError(err)
 		}
 
 		return &mention, nil
 	}, id)
 	if err != nil {
 		return nil, err
 	}
 
 	// Set the mention originating status.
 	mention.Status, err = m.state.DB.GetStatusByID(
 		gtscontext.SetBarebones(ctx),
 		mention.StatusID,
 	)
 	if err != nil {
 		return nil, fmt.Errorf("error populating mention status: %w", err)
 	}
 
 	// Set the mention origin account model.
 	mention.OriginAccount, err = m.state.DB.GetAccountByID(
 		gtscontext.SetBarebones(ctx),
 		mention.OriginAccountID,
 	)
 	if err != nil {
 		return nil, fmt.Errorf("error populating mention origin account: %w", err)
 	}
 
 	// Set the mention target account model.
 	mention.TargetAccount, err = m.state.DB.GetAccountByID(
 		gtscontext.SetBarebones(ctx),
 		mention.TargetAccountID,
 	)
 	if err != nil {
 		return nil, fmt.Errorf("error populating mention target account: %w", err)
 	}
 
 	return mention, nil
 }
 
 func (m *mentionDB) GetMentions(ctx context.Context, ids []string) ([]*gtsmodel.Mention, db.Error) {
 	mentions := make([]*gtsmodel.Mention, 0, len(ids))
 
 	for _, id := range ids {
 		// Attempt fetch from DB
 		mention, err := m.GetMention(ctx, id)
 		if err != nil {
 			log.Errorf(ctx, "error getting mention %q: %v", id, err)
 			continue
 		}
 
 		// Append mention
 		mentions = append(mentions, mention)
 	}
 
 	return mentions, nil
 }
 
 func (m *mentionDB) PutMention(ctx context.Context, mention *gtsmodel.Mention) error {
 	return m.state.Caches.GTS.Mention().Store(mention, func() error {
 		_, err := m.conn.NewInsert().Model(mention).Exec(ctx)
 		return m.conn.ProcessError(err)
 	})
 }
 
 func (m *mentionDB) DeleteMentionByID(ctx context.Context, id string) error {
 	defer m.state.Caches.GTS.Mention().Invalidate("ID", id)
 
 	// Load mention into cache before attempting a delete,
 	// as we need it cached in order to trigger the invalidate
 	// callback. This in turn invalidates others.
 	_, err := m.GetMention(gtscontext.SetBarebones(ctx), id)
 	if err != nil {
 		if errors.Is(err, db.ErrNoEntries) {
 			// not an issue.
 			err = nil
 		}
 		return err
 	}
 
 	// Finally delete mention from DB.
 	_, err = m.conn.NewDelete().
 		Table("mentions").
 		Where("? = ?", bun.Ident("id"), id).
 		Exec(ctx)
 	return m.conn.ProcessError(err)
 }