mirror of
https://github.com/superseriousbusiness/gotosocial.git
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f8630348b4* update golangci-lint * add golangci config file w/ more linters * correct issues flagged by stricter linters * add more generous timeout for golangci-lint * add some style + formatting guidelines * move timeout to config file * go fmt
100 lines
2.6 KiB
Go
100 lines
2.6 KiB
Go
/*
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GoToSocial
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Copyright (C) 2021 GoToSocial Authors admin@gotosocial.org
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package bundb
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import (
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"context"
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"github.com/ReneKroon/ttlcache"
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"github.com/superseriousbusiness/gotosocial/internal/config"
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"github.com/superseriousbusiness/gotosocial/internal/db"
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"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
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"github.com/uptrace/bun"
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)
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type mentionDB struct {
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config *config.Config
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conn *DBConn
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cache *ttlcache.Cache
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}
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func (m *mentionDB) newMentionQ(i interface{}) *bun.SelectQuery {
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return m.conn.
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NewSelect().
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Model(i).
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Relation("Status").
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Relation("OriginAccount").
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Relation("TargetAccount")
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}
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func (m *mentionDB) getMentionCached(id string) (*gtsmodel.Mention, bool) {
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v, ok := m.cache.Get(id)
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if !ok {
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return nil, false
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}
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return v.(*gtsmodel.Mention), true
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}
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func (m *mentionDB) putMentionCache(mention *gtsmodel.Mention) {
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m.cache.Set(mention.ID, mention)
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}
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func (m *mentionDB) getMentionDB(ctx context.Context, id string) (*gtsmodel.Mention, db.Error) {
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mention := >smodel.Mention{}
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q := m.newMentionQ(mention).
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Where("mention.id = ?", id)
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if err := q.Scan(ctx); err != nil {
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return nil, m.conn.ProcessError(err)
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}
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m.putMentionCache(mention)
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return mention, nil
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}
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func (m *mentionDB) GetMention(ctx context.Context, id string) (*gtsmodel.Mention, db.Error) {
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if mention, cached := m.getMentionCached(id); cached {
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return mention, nil
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}
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return m.getMentionDB(ctx, id)
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}
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func (m *mentionDB) GetMentions(ctx context.Context, ids []string) ([]*gtsmodel.Mention, db.Error) {
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mentions := make([]*gtsmodel.Mention, 0, len(ids))
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for _, id := range ids {
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// Attempt fetch from cache
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mention, cached := m.getMentionCached(id)
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if cached {
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mentions = append(mentions, mention)
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}
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// Attempt fetch from DB
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mention, err := m.getMentionDB(ctx, id)
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if err != nil {
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return nil, err
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}
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// Append mention
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mentions = append(mentions, mention)
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}
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return mentions, nil
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}
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