//
// MIT License
//
// Copyright (c) 2022 Alexander Söderberg & Contributors
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// SOFTWARE.
//
package cloud.commandframework.kotlin.coroutines

import cloud.commandframework.CommandManager
import cloud.commandframework.execution.AsynchronousCommandExecutionCoordinator
import cloud.commandframework.internal.CommandRegistrationHandler
import cloud.commandframework.kotlin.coroutines.extension.suspendingHandler
import cloud.commandframework.kotlin.extension.buildAndRegister
import cloud.commandframework.meta.CommandMeta
import cloud.commandframework.meta.SimpleCommandMeta
import kotlinx.coroutines.future.await
import kotlinx.coroutines.runBlocking
import org.junit.jupiter.api.Test
import java.util.concurrent.ExecutorService
import java.util.concurrent.Executors

class SuspendingHandlerTest {

    companion object {
        val executorService: ExecutorService = Executors.newSingleThreadExecutor()
    }

    @Test
    fun test(): Unit = runBlocking {
        val manager = TestCommandManager()

        manager.buildAndRegister("suspend") {
            suspendingHandler {
                println("called from thread: ${Thread.currentThread().name}")

                someSuspendingFunction()
            }
        }

        manager.executeCommand(TestCommandSender(), "suspend").await()
    }

    suspend fun someSuspendingFunction() {}

    private class TestCommandSender

    private class TestCommandManager : CommandManager<TestCommandSender>(
        AsynchronousCommandExecutionCoordinator.newBuilder<TestCommandSender>()
            .withExecutor(executorService)
            .build(),
        CommandRegistrationHandler.nullCommandRegistrationHandler()
    ) {

        override fun hasPermission(sender: TestCommandSender, permission: String): Boolean = true

        override fun createDefaultCommandMeta(): CommandMeta = SimpleCommandMeta.empty()
    }
}
