mautrix-whatsapp/database/message.go

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// mautrix-whatsapp - A Matrix-WhatsApp puppeting bridge.
// Copyright (C) 2018 Tulir Asokan
//
// 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 <https://www.gnu.org/licenses/>.
package database
import (
log "maunium.net/go/maulogger"
"maunium.net/go/mautrix-whatsapp/types"
"database/sql"
)
type MessageQuery struct {
db *Database
log log.Logger
}
func (mq *MessageQuery) CreateTable() error {
_, err := mq.db.Exec(`CREATE TABLE IF NOT EXISTS message (
owner VARCHAR(255),
jid VARCHAR(255),
mxid VARCHAR(255) NOT NULL UNIQUE,
PRIMARY KEY (owner, jid),
FOREIGN KEY (owner) REFERENCES user(mxid)
)`)
return err
}
func (mq *MessageQuery) New() *Message {
return &Message{
db: mq.db,
log: mq.log,
}
}
func (mq *MessageQuery) GetAll(owner types.MatrixUserID) (messages []*Message) {
rows, err := mq.db.Query("SELECT * FROM message WHERE owner=?", owner)
if err != nil || rows == nil {
return nil
}
defer rows.Close()
for rows.Next() {
messages = append(messages, mq.New().Scan(rows))
}
return
}
func (mq *MessageQuery) GetByJID(owner types.MatrixUserID, jid types.WhatsAppMessageID) *Message {
return mq.get("SELECT * FROM message WHERE owner=? AND jid=?", owner, jid)
}
func (mq *MessageQuery) GetByMXID(mxid types.MatrixEventID) *Message {
return mq.get("SELECT * FROM message WHERE mxid=?", mxid)
}
func (mq *MessageQuery) get(query string, args ...interface{}) *Message {
row := mq.db.QueryRow(query, args...)
if row == nil {
return nil
}
return mq.New().Scan(row)
}
type Message struct {
db *Database
log log.Logger
Owner types.MatrixUserID
JID types.WhatsAppMessageID
MXID types.MatrixEventID
}
func (msg *Message) Scan(row Scannable) *Message {
err := row.Scan(&msg.Owner, &msg.JID, &msg.MXID)
if err != nil {
if err != sql.ErrNoRows {
msg.log.Fatalln("Database scan failed:", err)
}
return nil
}
return msg
}
func (msg *Message) Insert() error {
_, err := msg.db.Exec("INSERT INTO message VALUES (?, ?, ?)", msg.Owner, msg.JID, msg.MXID)
if err != nil {
msg.log.Warnfln("Failed to update %s->%s: %v", msg.Owner, msg.JID, err)
}
return err
}
func (msg *Message) Update() error {
_, err := msg.db.Exec("UPDATE portal SET mxid=? WHERE owner=? AND jid=?", msg.MXID, msg.Owner, msg.JID)
if err != nil {
msg.log.Warnfln("Failed to update %s->%s: %v", msg.Owner, msg.JID, err)
}
return err
}