suspend fun changeVote()

in backend/src/main/kotlin/org/jetbrains/kotlinconf/backend/repositories/KotlinConfRepository.kt [90:120]

27 lines of code
3 McCabe index (conditional complexity)


    suspend fun changeVote(
        userIdValue: String,
        sessionIdValue: SessionId,
        scoreValue: Score?,
        timestampValue: LocalDateTime
    ) {
        if (scoreValue == null) {
            deleteVote(userIdValue, sessionIdValue)
            return
        }

        newSuspendedTransaction(Dispatchers.IO) {
            val count = Votes.selectAll()
                .where { (Votes.userId eq userIdValue) and (Votes.sessionId eq sessionIdValue) }.count()

            if (count == 0L) {
                Votes.insert {
                    it[userId] = userIdValue
                    it[sessionId] = sessionIdValue
                    it[rating] = scoreValue.value
                    it[timestamp] = timestampValue.toString()
                }
                return@newSuspendedTransaction
            }

            Votes.update({ (Votes.userId eq userIdValue) and (Votes.sessionId eq sessionIdValue) }) {
                it[rating] = scoreValue.value
            }
        }

    }