org.komapper.r2dbc.dsl.runner.R2dbcSelectRunner.kt Maven / Gradle / Ivy

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Komapper R2DBC Module

There is a newer version: 5.0.0

package org.komapper.r2dbc.dsl.runner

import io.r2dbc.spi.Row
import kotlinx.coroutines.flow.Flow
import org.komapper.core.DatabaseConfig
import org.komapper.core.DryRunStatement
import org.komapper.core.dsl.context.SelectContext
import org.komapper.r2dbc.R2dbcDataOperator
import org.komapper.r2dbc.R2dbcDatabaseConfig

internal class R2dbcSelectRunner(
    context: SelectContext<*, *, *>,
    transform: (R2dbcDataOperator, Row) -> T,
    private val collect: suspend (Flow) -> R,
) :
    R2dbcRunner {

    private val flowBuilder: R2dbcSelectFlowBuilder = R2dbcSelectFlowBuilder(context, transform)

    override fun check(config: DatabaseConfig) {
        flowBuilder.check(config)
    }

    override suspend fun run(config: R2dbcDatabaseConfig): R {
        val flow = flowBuilder.build(config)
        return collect(flow)
    }

    override fun dryRun(config: DatabaseConfig): DryRunStatement {
        return flowBuilder.dryRun(config)
    }
}