import org.gradle.api.invocation.Gradle
import java.io.File

object BuildHelper {
    private fun getCurrentFlavor(gradle: Gradle): String {
        val taskRequestsStr = gradle.startParameter.taskRequests.toString()
        val pattern: java.util.regex.Pattern =
            if (taskRequestsStr.contains("assemble")) {
                java.util.regex.Pattern.compile("assemble(\\w+)(Release|Debug)")
            } else {
                java.util.regex.Pattern.compile("bundle(\\w+)(Release|Debug)")
            }

        val matcher = pattern.matcher(taskRequestsStr)
        val flavor =
            if (matcher.find()) {
                matcher.group(1).lowercase()
            } else {
                print("NO FLAVOR FOUND")
                ""
            }
        return flavor
    }

    fun getLocalProperty(key: String, file: String = "local.properties"): String? {
        val properties = java.util.Properties()
        val localProperties = File(file)
        if (localProperties.isFile) {
            java.io.InputStreamReader(java.io.FileInputStream(localProperties), Charsets.UTF_8).use { reader ->
                properties.load(reader)
            }
        } else return null
        return properties.getProperty(key)
    }

    fun isGeneralFlavor(gradle: Gradle): Boolean {
        return getCurrentFlavor(gradle) == "general"
    }

    fun isReleaseBuild(gradle: Gradle): Boolean {
        return (gradle.startParameter.taskNames.size > 0 &&
            gradle.startParameter.taskNames[0].contains(
                "Release",
            ))
    }
}