78 lines
2.3 KiB
Kotlin
78 lines
2.3 KiB
Kotlin
package be.simplenotes
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import org.gradle.api.DefaultTask
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import org.gradle.api.GradleException
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import org.gradle.api.tasks.*
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import org.gradle.kotlin.dsl.getByType
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import java.io.File
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import java.lang.ProcessBuilder.Redirect.PIPE
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import java.util.concurrent.TimeUnit
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import kotlin.concurrent.thread
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open class CssTask : DefaultTask() {
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private val root = project.parent!!.rootDir
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private val viewsProject = project
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.parent
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?.project(":views")
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?: error("Missing :views")
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@get:InputDirectory
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val templatesDir = viewsProject.extensions
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.getByType<SourceSetContainer>()
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.asMap.getOrElse("main") { error("main sources not found") }
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.allSource.srcDirs
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.find { it.endsWith("src") }
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?: error("kotlin sources not found")
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private val yarnRoot = File(project.rootDir, "css")
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@get:InputDirectory
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val postCssDir = File(project.rootDir, "css/src")
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@get:InputFiles
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val postCssConfig = listOf(
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"tailwind.config.js",
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"postcss.config.js",
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"package.json"
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).map { File(yarnRoot, it) }
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@get:OutputDirectory
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val outputRootDir = File(project.buildDir, "generated-resources/css")
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private val cssIndex = File(postCssDir, "styles.pcss")
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private val cssOutput = File(outputRootDir, "static/styles.css")
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private val manifestOutput = File(outputRootDir, "css-manifest.json")
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private val purgeGlob = "$templatesDir/**/*.kt"
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@TaskAction
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fun generateCss() {
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// TODO: auto yarn install ?
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outputRootDir.deleteRecursively()
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ProcessBuilder("yarn", "run", "postcss", "build", "$cssIndex", "--output", "$cssOutput")
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.apply {
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environment().let {
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it["MANIFEST"] = "$manifestOutput"
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it["NODE_ENV"] = "production"
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it["PURGE"] = purgeGlob
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}
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}
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.redirectOutput(PIPE)
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.redirectError(PIPE)
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.directory(yarnRoot)
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.start()
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.apply {
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thread { inputStream.use { it.copyTo(System.out) } }
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thread { errorStream.use { it.copyTo(System.out) } }
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waitFor(30, TimeUnit.SECONDS)
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if (exitValue() != 0) throw GradleException(":/")
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}
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}
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}
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