/*
 * Copyright 2019-2021 Mamoe Technologies and contributors.
 *
 *  此源代码的使用受 GNU AFFERO GENERAL PUBLIC LICENSE version 3 许可证的约束, 可以在以下链接找到该许可证.
 *  Use of this source code is governed by the GNU AGPLv3 license that can be found through the following link.
 *
 *  https://github.com/mamoe/mirai/blob/master/LICENSE
 */

@file:Suppress("UnstableApiUsage", "UNUSED_VARIABLE", "NULLABILITY_MISMATCH_BASED_ON_JAVA_ANNOTATIONS")

import com.github.jengelman.gradle.plugins.shadow.tasks.ShadowJar
import org.jetbrains.dokka.base.DokkaBase
import org.jetbrains.dokka.base.DokkaBaseConfiguration
import org.jetbrains.kotlin.gradle.dsl.KotlinMultiplatformExtension
import org.jetbrains.kotlin.gradle.plugin.KotlinPlatformType
import java.time.LocalDateTime

buildscript {
    repositories {
        if (System.getProperty("use.maven.local") == "true") {
            mavenLocal()
        }

        mavenCentral()
        gradlePluginPortal()
        google()
    }

    dependencies {
        classpath("com.android.tools.build:gradle:${Versions.androidGradlePlugin}")
        classpath("org.jetbrains.kotlinx:atomicfu-gradle-plugin:${Versions.atomicFU}")
        classpath("org.jetbrains.dokka:dokka-base:${Versions.dokka}")
    }
}

plugins {
    kotlin("jvm") // version Versions.kotlinCompiler
    kotlin("plugin.serialization") version Versions.kotlinCompiler
    id("org.jetbrains.dokka") version Versions.dokka
    id("me.him188.kotlin-jvm-blocking-bridge") version Versions.blockingBridge
    id("me.him188.kotlin-dynamic-delegation") version Versions.dynamicDelegation
    id("com.gradle.plugin-publish") version "0.12.0" apply false
    id("org.jetbrains.kotlinx.binary-compatibility-validator") version Versions.binaryValidator apply false
}

GpgSigner.setup(project)

analyzes.CompiledCodeVerify.run { registerAllVerifyTasks() }

allprojects {
    group = "net.mamoe"
    version = Versions.project

    repositories {
        if (System.getProperty("use.maven.local") == "true") {
            mavenLocal()
        }

        mavenCentral()
        gradlePluginPortal()
        google()
    }

    preConfigureJvmTarget()
    afterEvaluate {
        configureJvmTarget()
        configureMppShadow()
        configureEncoding()
        configureKotlinTestSettings()
        configureKotlinExperimentalUsages()

        runCatching {
            blockingBridge {
                unitCoercion = me.him188.kotlin.jvm.blocking.bridge.compiler.UnitCoercion.COMPATIBILITY
            }
        }

        //  useIr()

        if (isKotlinJvmProject) {
            configureFlattenSourceSets()
        }
        configureJarManifest()
        substituteDependenciesUsingExpectedVersion()

        if (System.getenv("MIRAI_IS_SNAPSHOTS_PUBLISHING") != null) {
            project.tasks.filterIsInstance<ShadowJar>().forEach { shadow ->
                shadow.enabled = false // they are too big
            }
            logger.info("Disabled all shadow tasks.")
        }
    }
}

subprojects {
    afterEvaluate {
        if (project.path == ":mirai-core-api") configureDokka()
        if (project.path == ":mirai-console") configureDokka()
    }
}
rootProject.configureDokka()

tasks.register("cleanExceptIntellij") {
    group = "build"
    allprojects.forEach { proj ->
        if (proj.name != "mirai-console-intellij") {

            // Type mismatch
            // proj.tasks.findByName("clean")?.let(::dependsOn)

            proj.tasks.findByName("clean")?.let { dependsOn(it) }
        }
    }
}

extensions.findByName("buildScan")?.withGroovyBuilder {
    setProperty("termsOfServiceUrl", "https://gradle.com/terms-of-service")
    setProperty("termsOfServiceAgree", "yes")
}

fun Project.useIr() {
    kotlinCompilations?.forEach { kotlinCompilation ->
        kotlinCompilation.kotlinOptions.freeCompilerArgs += "-Xuse-ir"
    }
}

fun Project.configureDokka() {
    val isRoot = this@configureDokka == rootProject
    if (!isRoot) {
        apply(plugin = "org.jetbrains.dokka")
    }

    tasks.withType<org.jetbrains.dokka.gradle.AbstractDokkaTask>().configureEach {
        pluginConfiguration<DokkaBase, DokkaBaseConfiguration> {
            this.footerMessage = """Copyright 2019-${
                LocalDateTime.now().year
            } <a href="https://github.com/mamoe">Mamoe Technologies</a> and contributors.
            Source code:
            <a href="https://github.com/mamoe/mirai">GitHub</a>
            """.trimIndent()

            this.customAssets = listOf(
                rootProject.projectDir.resolve("mirai-dokka/frontend/ext.js"),
            )
        }
    }

    tasks.withType<org.jetbrains.dokka.gradle.DokkaTask>().configureEach {
        dokkaSourceSets.configureEach {
            perPackageOption {
                matchingRegex.set("net\\.mamoe\\.mirai\\.*")
                skipDeprecated.set(true)
            }

            for (suppressedPackage in arrayOf(
                """net.mamoe.mirai.internal""",
                """net.mamoe.mirai.internal.message""",
                """net.mamoe.mirai.internal.network""",
                """net.mamoe.mirai.console.internal""",
                """net.mamoe.mirai.console.compiler.common"""
            )) {
                perPackageOption {
                    matchingRegex.set(suppressedPackage.replace(".", "\\."))
                    suppress.set(true)
                }
            }
        }
    }

    if (isRoot) {
        tasks.named<org.jetbrains.dokka.gradle.AbstractDokkaTask>("dokkaHtmlMultiModule").configure {
            outputDirectory.set(
                rootProject.projectDir.resolve("mirai-dokka/pages/snapshot")
            )
        }
    }
}

fun Project.configureMppShadow() {
    val kotlin =
        runCatching {

            (this as ExtensionAware).extensions.getByName("kotlin") as? KotlinMultiplatformExtension
        }.getOrNull() ?: return

    if (project.configurations.findByName("jvmRuntimeClasspath") != null) {
        val shadowJvmJar by tasks.creating(ShadowJar::class) sd@{
            group = "mirai"
            archiveClassifier.set("-all")

            val compilations =
                kotlin.targets.filter { it.platformType == KotlinPlatformType.jvm }
                    .map { it.compilations["main"] }

            compilations.forEach {
                dependsOn(it.compileKotlinTask)
                from(it.output)
            }

            from(project.configurations.findByName("jvmRuntimeClasspath"))

            this.exclude { file ->
                file.name.endsWith(".sf", ignoreCase = true)
            }

            /*
        this.manifest {
            this.attributes(
                "Manifest-Version" to 1,
                "Implementation-Vendor" to "Mamoe Technologies",
                "Implementation-Title" to this.name.toString(),
                "Implementation-Version" to this.version.toString()
            )
        }*/
        }
    }
}