Auto update meta about new fapi versions

.github/workflows/release.yml

@@ -9,10 +9,12 @@ jobs:
     steps:
       - uses: actions/checkout@v1
       - uses: gradle/wrapper-validation-action@v1
-      - run: ./gradlew checkVersion build publish curseforge github --stacktrace
+      - run: ./gradlew checkVersion build publish curseforge github updateVersionMap --stacktrace
         env:
           MAVEN_URL: ${{ secrets.MAVEN_URL }}
           MAVEN_USERNAME: ${{ secrets.MAVEN_USERNAME }}
           MAVEN_PASSWORD: ${{ secrets.MAVEN_PASSWORD }}
           CURSEFORGE_API_KEY: ${{ secrets.CURSEFORGE_API_KEY }}
           GITHUB_TOKEN: ${{ secrets.GH_API_KEY }}
+          GRGIT_USER: ${{ secrets.GH_USER }}
+          GRGIT_PASS: ${{ secrets.GH_PASS }}

build.gradle

@@ -30,6 +30,7 @@ logger.lifecycle("Building Fabric: " + version)
 import org.apache.commons.codec.digest.DigestUtils
 import net.fabricmc.loom.task.RunClientTask
 import net.fabricmc.loom.task.RunServerTask
+import org.ajoberstar.grgit.Grgit
 
 def getSubprojectVersion(project, version) {
 	if (grgit == null) {
@@ -389,6 +390,65 @@ task checkVersion {
 	}
 }
 
+// Authentication is provided by GRGIT_PASS and GRGIT_USER enviro. variables.
+// GRGIT_PASS can be authentication token
+// See https://docs.github.com/en/free-pro-team@latest/github/authenticating-to-github/creating-a-personal-access-token#using-a-token-on-the-command-line
+task updateVersionMap() {
+	onlyIf {
+		ENV.GRGIT_PASS
+	}
+	doLast {
+		Grgit repo
+		if (!buildDir.toPath().resolve('fabric-api-version-map').toFile().exists()) {
+			//noinspection GroovyAccessibility, GroovyAssignabilityCheck
+			repo = grgit.clone {
+				dir = buildDir.toPath().resolve('fabric-api-version-map').toFile()
+				uri = "https://github.com/dexman545/fabric-api-version-map.git" //TODO use official repo
+			} as Grgit
+		} else {
+			//noinspection GroovyAccessibility, GroovyAssignabilityCheck
+			repo = grgit.open {
+				dir = buildDir.toPath().resolve('fabric-api-version-map').toFile()
+			} as Grgit
+		}
+
+		def propFile = file("${buildDir}/fabric-api-version-map/apiVersions.properties")
+		def mc2Api = new Properties()
+		if (!propFile.exists()) return
+		propFile.withReader {mc2Api.load(it)}
+		String list = mc2Api.getProperty(Globals.mcVersion, "")
+		String separator = list.isEmpty() ? " " : ", "
+		mc2Api.setProperty(Globals.mcVersion, list + separator + version)
+
+		// Do not use Properties#store as it shuffles the file
+		boolean hasVersion = false
+		List<String> outLines = new ArrayList<>()
+		propFile.eachLine {
+			String[] parsed = it.split("=")
+			if (parsed[0].trim() == Globals.mcVersion) {
+				hasVersion = true
+				it = Globals.mcVersion + " = " + list + separator + version
+			}
+			outLines.add(it)
+		}
+
+		propFile.withWriter {
+			if (!hasVersion) { // Add new versions to top of file
+				it.write(Globals.mcVersion + " = " + list + separator + version)
+				it.newLine()
+			}
+			for (String ln : outLines) {
+				it.write(ln)
+				it.newLine()
+			}
+		}
+		repo.commit(message: 'Automated update', all: true)
+		repo.push()
+		repo.close()
+		buildDir.toPath().resolve('fabric-api-version-map').toFile().deleteDir() // Clean it up
+	}
+}
+
 github.mustRunAfter checkVersion
 publish.mustRunAfter checkVersion
 project.tasks.curseforge.mustRunAfter checkVersion