Files
mautrix-discord/database/message.go
2022-05-28 23:03:24 +03:00

136 lines
3.1 KiB
Go

package database
import (
"database/sql"
"errors"
"time"
log "maunium.net/go/maulogger/v2"
"maunium.net/go/mautrix/id"
"maunium.net/go/mautrix/util/dbutil"
)
type MessageQuery struct {
db *Database
log log.Logger
}
const (
messageSelect = "SELECT dcid, dc_chan_id, dc_chan_receiver, dc_sender, timestamp, dc_thread_id, mxid FROM message"
)
func (mq *MessageQuery) New() *Message {
return &Message{
db: mq.db,
log: mq.log,
}
}
func (mq *MessageQuery) GetAll(key PortalKey) []*Message {
query := messageSelect + " WHERE dc_chan_id=$1 AND dc_chan_receiver=$2"
rows, err := mq.db.Query(query, key.ChannelID, key.Receiver)
if err != nil || rows == nil {
return nil
}
var messages []*Message
for rows.Next() {
messages = append(messages, mq.New().Scan(rows))
}
return messages
}
func (mq *MessageQuery) GetByDiscordID(key PortalKey, discordID string) *Message {
query := messageSelect + " WHERE dc_chan_id=$1 AND dc_chan_receiver=$2 AND dcid=$3"
return mq.New().Scan(mq.db.QueryRow(query, key.ChannelID, key.Receiver, discordID))
}
func (mq *MessageQuery) GetLastInThread(key PortalKey, threadID string) *Message {
query := messageSelect + " WHERE dc_chan_id=$1 AND dc_chan_receiver=$2 AND dc_thread_id=$3 ORDER BY timestamp DESC LIMIT 1"
return mq.New().Scan(mq.db.QueryRow(query, key.ChannelID, key.Receiver, threadID))
}
func (mq *MessageQuery) GetByMXID(key PortalKey, mxid id.EventID) *Message {
query := messageSelect + " WHERE dc_chan_id=$1 AND dc_chan_receiver=$2 AND mxid=$3"
row := mq.db.QueryRow(query, key.ChannelID, key.Receiver, mxid)
if row == nil {
return nil
}
return mq.New().Scan(row)
}
type Message struct {
db *Database
log log.Logger
DiscordID string
Channel PortalKey
SenderID string
Timestamp time.Time
ThreadID string
MXID id.EventID
}
func (m *Message) DiscordProtoChannelID() string {
if m.ThreadID != "" {
return m.ThreadID
} else {
return m.Channel.ChannelID
}
}
func (m *Message) Scan(row dbutil.Scannable) *Message {
var ts int64
var threadID sql.NullString
err := row.Scan(&m.DiscordID, &m.Channel.ChannelID, &m.Channel.Receiver, &m.SenderID, &ts, &threadID, &m.MXID)
if err != nil {
if !errors.Is(err, sql.ErrNoRows) {
m.log.Errorln("Database scan failed:", err)
panic(err)
}
return nil
}
if ts != 0 {
m.Timestamp = time.UnixMilli(ts)
}
m.ThreadID = threadID.String
return m
}
func (m *Message) Insert() {
query := `
INSERT INTO message (dcid, dc_chan_id, dc_chan_receiver, dc_sender, timestamp, dc_thread_id, mxid)
VALUES ($1, $2, $3, $4, $5, $6, $7)
`
_, err := m.db.Exec(query,
m.DiscordID, m.Channel.ChannelID, m.Channel.Receiver, m.SenderID,
m.Timestamp.UnixMilli(), strPtr(m.ThreadID), m.MXID)
if err != nil {
m.log.Warnfln("Failed to insert %s@%s: %v", m.DiscordID, m.Channel, err)
panic(err)
}
}
func (m *Message) Delete() {
query := "DELETE FROM message WHERE dcid=$1 AND dc_chan_id=$2 AND dc_chan_receiver=$3"
_, err := m.db.Exec(query, m.DiscordID, m.Channel.ChannelID, m.Channel.Receiver)
if err != nil {
m.log.Warnfln("Failed to delete %s@%s: %v", m.DiscordID, m.Channel, err)
panic(err)
}
}