package primary import ( ct "blackforestbytes.com/simplecloudnotifier/db/cursortoken" "blackforestbytes.com/simplecloudnotifier/models" "database/sql" "errors" "gogs.mikescher.com/BlackForestBytes/goext/sq" "time" ) func (db *Database) GetMessageByUserMessageID(ctx TxContext, usrMsgId string) (*models.Message, error) { tx, err := ctx.GetOrCreateTransaction(db) if err != nil { return nil, err } rows, err := tx.Query(ctx, "SELECT * FROM messages WHERE usr_message_id = :umid LIMIT 1", sq.PP{"umid": usrMsgId}) if err != nil { return nil, err } msg, err := models.DecodeMessage(rows) if err == sql.ErrNoRows { return nil, nil } if err != nil { return nil, err } return &msg, nil } func (db *Database) GetMessage(ctx TxContext, scnMessageID models.MessageID, allowDeleted bool) (models.Message, error) { tx, err := ctx.GetOrCreateTransaction(db) if err != nil { return models.Message{}, err } var sqlcmd string if allowDeleted { sqlcmd = "SELECT * FROM messages WHERE message_id = :mid LIMIT 1" } else { sqlcmd = "SELECT * FROM messages WHERE message_id = :mid AND deleted=0 LIMIT 1" } rows, err := tx.Query(ctx, sqlcmd, sq.PP{"mid": scnMessageID}) if err != nil { return models.Message{}, err } msg, err := models.DecodeMessage(rows) if err != nil { return models.Message{}, err } return msg, nil } func (db *Database) CreateMessage(ctx TxContext, senderUserID models.UserID, channel models.Channel, timestampSend *time.Time, title string, content *string, priority int, userMsgId *string, senderIP string, senderName *string, usedKeyID models.KeyTokenID) (models.Message, error) { tx, err := ctx.GetOrCreateTransaction(db) if err != nil { return models.Message{}, err } entity := models.MessageDB{ MessageID: models.NewMessageID(), SenderUserID: senderUserID, OwnerUserID: channel.OwnerUserID, ChannelInternalName: channel.InternalName, ChannelID: channel.ChannelID, SenderIP: senderIP, SenderName: senderName, TimestampReal: time2DB(time.Now()), TimestampClient: time2DBOpt(timestampSend), Title: title, Content: content, Priority: priority, UserMessageID: userMsgId, UsedKeyID: usedKeyID, Deleted: bool2DB(false), } _, err = sq.InsertSingle(ctx, tx, "messages", entity) if err != nil { return models.Message{}, err } return entity.Model(), nil } func (db *Database) DeleteMessage(ctx TxContext, messageID models.MessageID) error { tx, err := ctx.GetOrCreateTransaction(db) if err != nil { return err } _, err = tx.Exec(ctx, "UPDATE messages SET deleted=1 WHERE message_id = :mid AND deleted=0", sq.PP{"mid": messageID}) if err != nil { return err } return nil } func (db *Database) ListMessages(ctx TxContext, filter models.MessageFilter, pageSize *int, inTok ct.CursorToken) ([]models.Message, ct.CursorToken, error) { tx, err := ctx.GetOrCreateTransaction(db) if err != nil { return nil, ct.CursorToken{}, err } if inTok.Mode == ct.CTMEnd { return make([]models.Message, 0), ct.End(), nil } pageCond := "1=1" if inTok.Mode == ct.CTMNormal { pageCond = "timestamp_real < :tokts OR (timestamp_real = :tokts AND message_id < :tokid )" } filterCond, filterJoin, prepParams, err := filter.SQL() orderClause := "" if pageSize != nil { orderClause = "ORDER BY COALESCE(timestamp_client, timestamp_real) DESC, message_id DESC LIMIT :lim" prepParams["lim"] = *pageSize + 1 } else { orderClause = "ORDER BY COALESCE(timestamp_client, timestamp_real) DESC, message_id DESC" } sqlQuery := "SELECT " + "messages.*" + " FROM messages " + filterJoin + " WHERE ( " + pageCond + " ) AND ( " + filterCond + " ) " + orderClause prepParams["tokts"] = inTok.Timestamp prepParams["tokid"] = inTok.Id rows, err := tx.Query(ctx, sqlQuery, prepParams) if err != nil { return nil, ct.CursorToken{}, err } data, err := models.DecodeMessages(rows) if err != nil { return nil, ct.CursorToken{}, err } if pageSize == nil || len(data) <= *pageSize { return data, ct.End(), nil } else { outToken := ct.Normal(data[*pageSize-1].Timestamp(), data[*pageSize-1].MessageID.String(), "DESC", filter.Hash()) return data[0:*pageSize], outToken, nil } } func (db *Database) CountMessages(ctx TxContext, filter models.MessageFilter) (int64, error) { tx, err := ctx.GetOrCreateTransaction(db) if err != nil { return 0, err } filterCond, filterJoin, prepParams, err := filter.SQL() sqlQuery := "SELECT " + "COUNT(*)" + " FROM messages " + filterJoin + " WHERE ( " + filterCond + " ) " rows, err := tx.Query(ctx, sqlQuery, prepParams) if err != nil { return 0, err } if !rows.Next() { return 0, errors.New("COUNT query returned no results") } var countRes int64 err = rows.Scan(&countRes) if err != nil { return 0, err } return countRes, nil }