package primary import ( ct "blackforestbytes.com/simplecloudnotifier/db/cursortoken" "blackforestbytes.com/simplecloudnotifier/models" "database/sql" "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) (models.Message, error) { tx, err := ctx.GetOrCreateTransaction(db) if err != nil { return models.Message{}, err } now := time.Now().UTC() messageid := models.NewMessageID() _, err = tx.Exec(ctx, "INSERT INTO messages (message_id, sender_user_id, owner_user_id, channel_internal_name, channel_id, timestamp_real, timestamp_client, title, content, priority, usr_message_id, sender_ip, sender_name) VALUES (:mid, :suid, :ouid, :cnam, :cid, :tsr, :tsc, :tit, :cnt, :prio, :umid, :ip, :snam)", sq.PP{ "mid": messageid, "suid": senderUserID, "ouid": channel.OwnerUserID, "cnam": channel.InternalName, "cid": channel.ChannelID, "tsr": time2DB(now), "tsc": time2DBOpt(timestampSend), "tit": title, "cnt": content, "prio": priority, "umid": userMsgId, "ip": senderIP, "snam": senderName, }) if err != nil { return models.Message{}, err } return models.Message{ MessageID: messageid, SenderUserID: senderUserID, OwnerUserID: channel.OwnerUserID, ChannelInternalName: channel.InternalName, ChannelID: channel.ChannelID, SenderIP: senderIP, SenderName: senderName, TimestampReal: now, TimestampClient: timestampSend, Title: title, Content: content, Priority: priority, UserMessageID: userMsgId, }, 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 := "ORDER BY COALESCE(timestamp_client, timestamp_real) DESC, message_id DESC LIMIT :lim" sqlQuery := "SELECT " + "messages.*" + " FROM messages " + filterJoin + " WHERE ( " + pageCond + " ) AND ( " + filterCond + " ) " + orderClause prepParams["lim"] = pageSize + 1 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 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 } }