build.gradle

// Top-level build file where you can add configuration options common to all sub-projects/modules.

buildscript {
    repositories {
        google()
        mavenCentral()
    }
    dependencies {
        classpath 'com.android.tools.build:gradle:8.2.2'

        // NOTE: Do not place your application dependencies here; they belong
        // in the individual module build.gradle files
    }
}

def parseGitVersion() {
    def major = 1
    def minor = 2
    def patch = 0
    def postfix = '-UNKNOWN'
    def hash = ''
    def output = 'git describe --long --tags --dirty --always'.execute().text.trim()
    project.logger.info("Ran git describe with the output: {}", output)
    (output =~ /^v(\d+)\.(\d+)\.(\d+)-(\d+)-(\w+)/).each { match, majorVal, minorVal, patchVal, commitVal, hashVal ->
        if (output.toLowerCase().endsWith('-dirty')) {
            patchVal = (patchVal as int + 1) as String
            postfix = '-DIRTY'
        } else if(commitVal as int > 0) {
            patchVal = (patchVal as int + 1) as String
            postfix = '-SNAPSHOT'
        } else {
            postfix = ''
        }

        major = majorVal as int
        minor = minorVal as int
        patch = patchVal as int
        hash = hashVal
    }
    def outputHash = [version: "${major}.${minor}.${patch}${postfix}", hash: hash]
    project.logger.info("Parsed version: {}", outputHash.version)
    return outputHash
}

def versionInfo = parseGitVersion()

version = versionInfo.version
def root = project

subprojects { Project ch ->
    ch.version = root.version
    ch.repositories {
        google()
        mavenCentral()
    }
}

tasks.register('clean', Delete) {
    delete rootProject.buildDir
}