me.obsilabor.pistonmetakt.classgen.ClassGenerator.kt Maven / Gradle / Ivy

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Kotlin library to interact with mojangs launchermeta and "piston-data" api

There is a newer version: 1.0.7

package me.obsilabor.pistonmetakt.classgen

import com.squareup.kotlinpoet.AnnotationSpec
import com.squareup.kotlinpoet.FileSpec
import com.squareup.kotlinpoet.PropertySpec
import com.squareup.kotlinpoet.TypeSpec
import me.obsilabor.pistonmetakt.PistonMetaClient
import me.obsilabor.pistonmetakt.data.launchermeta.Version
import java.io.File
import kotlin.text.StringBuilder

suspend fun main(args: Array) {
    val fileName = "src/main/kotlin/me/obsilabor/pistonmetakt/MinecraftVersions.kt"
    print("[  ] resolving versions")
    val versions = PistonMetaClient.getLauncherMeta().versions
    print("\r[OK] resolved versions")
    val file = FileSpec.builder("me.obsilabor.pistonmetakt", "MinecraftVersions")
    val typeSpec = TypeSpec.objectBuilder("MinecraftVersions")
        .addAnnotation(AnnotationSpec.builder(Suppress::class).addMember("\"unused\"").build())
    println()
    print("[  ] generating file")
    for (version in versions) {
        typeSpec.addProperty(
            PropertySpec.builder(
                version.type.uppercase() + "_" +
                version.id.uppercase()
                    .replace(".", "_")
                    .replace("-", "_")
                    .replace(" ", "_"), Version::class)
                .initializer(version.sha1)
                .addKdoc("This represents the minecraft version ${version.id}")
                .build()
        ).build()
    }
    file.addType(typeSpec.build())
    val builder = StringBuilder()
    file.build().writeTo(builder)
    print("\r[OK] generated file")
    println()
    print("[  ] post processing the file")
    var fileString = builder.toString()
    fileString = fileString
        .replace("`", "")
        .replace("public ", "")
    for (version in versions) {
        fileString = fileString.replace(version.sha1, "Version(${version.complianceLevel}, \"${version.id}\", \"${version.releaseTime}\", \"${version.sha1}\", \"${version.time}\", \"${version.type}\", \"${version.url}\")")
    }
    print("\r[OK] post processing the file")
    println()
    print("[  ] writing to disk")
    File(fileName).writeText(fileString)
    print("\r[OK] writing to disk")
    if (!args.contains("--no-commit")) {
        println()
        ProcessBuilder("git", "add", fileName).redirectErrorStream(true).redirectOutput(ProcessBuilder.Redirect.INHERIT).start()
        ProcessBuilder("git", "commit", "-m", "\"Update MinecraftVersions via launchermeta API\"").redirectErrorStream(true).redirectOutput(ProcessBuilder.Redirect.INHERIT).start()
        if (args.contains("-p") || args.contains("--push")) {
            ProcessBuilder("git", "push").redirectErrorStream(true).redirectOutput(ProcessBuilder.Redirect.INHERIT).start()
        }
    }
}