forked from MirrorHub/mautrix-whatsapp
127 lines
3.7 KiB
Go
127 lines
3.7 KiB
Go
// mautrix-whatsapp - A Matrix-WhatsApp puppeting bridge.
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// Copyright (C) 2022 Tulir Asokan
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//
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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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//
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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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//
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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 <https://www.gnu.org/licenses/>.
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package database
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import (
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"database/sql"
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"errors"
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"time"
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"go.mau.fi/util/dbutil"
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log "maunium.net/go/maulogger/v2"
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"maunium.net/go/mautrix/id"
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)
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type DisappearingMessageQuery struct {
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db *Database
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log log.Logger
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}
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func (dmq *DisappearingMessageQuery) New() *DisappearingMessage {
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return &DisappearingMessage{
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db: dmq.db,
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log: dmq.log,
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}
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}
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func (dmq *DisappearingMessageQuery) NewWithValues(roomID id.RoomID, eventID id.EventID, expireIn time.Duration, expireAt time.Time) *DisappearingMessage {
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dm := &DisappearingMessage{
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db: dmq.db,
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log: dmq.log,
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RoomID: roomID,
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EventID: eventID,
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ExpireIn: expireIn,
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ExpireAt: expireAt,
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}
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return dm
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}
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const (
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getAllScheduledDisappearingMessagesQuery = `
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SELECT room_id, event_id, expire_in, expire_at FROM disappearing_message WHERE expire_at IS NOT NULL AND expire_at <= $1
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`
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)
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func (dmq *DisappearingMessageQuery) GetUpcomingScheduled(duration time.Duration) (messages []*DisappearingMessage) {
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rows, err := dmq.db.Query(getAllScheduledDisappearingMessagesQuery, time.Now().Add(duration).UnixMilli())
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if err != nil || rows == nil {
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return nil
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}
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for rows.Next() {
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messages = append(messages, dmq.New().Scan(rows))
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}
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return
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}
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type DisappearingMessage struct {
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db *Database
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log log.Logger
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RoomID id.RoomID
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EventID id.EventID
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ExpireIn time.Duration
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ExpireAt time.Time
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}
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func (msg *DisappearingMessage) Scan(row dbutil.Scannable) *DisappearingMessage {
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var expireIn int64
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var expireAt sql.NullInt64
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err := row.Scan(&msg.RoomID, &msg.EventID, &expireIn, &expireAt)
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if err != nil {
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if !errors.Is(err, sql.ErrNoRows) {
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msg.log.Errorln("Database scan failed:", err)
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}
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return nil
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}
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msg.ExpireIn = time.Duration(expireIn) * time.Millisecond
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if expireAt.Valid {
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msg.ExpireAt = time.UnixMilli(expireAt.Int64)
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}
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return msg
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}
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func (msg *DisappearingMessage) Insert(txn dbutil.Execable) {
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if txn == nil {
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txn = msg.db
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}
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var expireAt sql.NullInt64
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if !msg.ExpireAt.IsZero() {
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expireAt.Valid = true
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expireAt.Int64 = msg.ExpireAt.UnixMilli()
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}
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_, err := txn.Exec(`INSERT INTO disappearing_message (room_id, event_id, expire_in, expire_at) VALUES ($1, $2, $3, $4)`,
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msg.RoomID, msg.EventID, msg.ExpireIn.Milliseconds(), expireAt)
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if err != nil {
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msg.log.Warnfln("Failed to insert %s/%s: %v", msg.RoomID, msg.EventID, err)
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}
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}
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func (msg *DisappearingMessage) StartTimer() {
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msg.ExpireAt = time.Now().Add(msg.ExpireIn * time.Second)
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_, err := msg.db.Exec("UPDATE disappearing_message SET expire_at=$1 WHERE room_id=$2 AND event_id=$3", msg.ExpireAt.Unix(), msg.RoomID, msg.EventID)
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if err != nil {
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msg.log.Warnfln("Failed to update %s/%s: %v", msg.RoomID, msg.EventID, err)
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}
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}
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func (msg *DisappearingMessage) Delete() {
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_, err := msg.db.Exec("DELETE FROM disappearing_message WHERE room_id=$1 AND event_id=$2", msg.RoomID, msg.EventID)
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if err != nil {
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msg.log.Warnfln("Failed to delete %s/%s: %v", msg.RoomID, msg.EventID, err)
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}
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}
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