import java.util.Properties
import java.io.FileInputStream
import java.io.FileOutputStream

plugins {
    id("com.android.application")
    id("kotlin-android")
    // The Flutter Gradle Plugin must be applied after the Android and Kotlin Gradle plugins.
    id("dev.flutter.flutter-gradle-plugin")
}

val keystoreProperties = Properties()
val keystorePropertiesFile = rootProject.file("key.properties")
if (keystorePropertiesFile.exists()) {
    keystoreProperties.load(FileInputStream(keystorePropertiesFile))
}

// ============================================
// Auto-increment version code on each build
// ============================================
val versionPropertiesFile = rootProject.file("app/version.properties")
val versionProperties = Properties()

fun calculateNextVersionCode(): Int {
    if (versionPropertiesFile.exists()) {
        versionProperties.load(FileInputStream(versionPropertiesFile))
    }
    val currentCode = versionProperties.getProperty("VERSION_CODE", "0").toInt()
    val newCode = currentCode + 1
    versionProperties.setProperty("VERSION_CODE", newCode.toString())
    versionProperties.store(FileOutputStream(versionPropertiesFile), "Auto-generated version code - DO NOT EDIT MANUALLY")
    return newCode
}

val autoVersionCode = calculateNextVersionCode()

fun getAutoVersionName(): String {
    val flutterVersionName = flutter.versionName
    return "$flutterVersionName.$autoVersionCode"
}

android {
    namespace = "cn.gogenex.genex_issuer"
    compileSdk = flutter.compileSdkVersion
    ndkVersion = flutter.ndkVersion

    compileOptions {
        sourceCompatibility = JavaVersion.VERSION_17
        targetCompatibility = JavaVersion.VERSION_17
    }

    kotlinOptions {
        jvmTarget = JavaVersion.VERSION_17.toString()
    }

    defaultConfig {
        applicationId = "cn.gogenex.issuer"
        minSdk = flutter.minSdkVersion
        targetSdk = flutter.targetSdkVersion
        versionCode = autoVersionCode
        versionName = getAutoVersionName()
    }

    signingConfigs {
        create("release") {
            keyAlias = keystoreProperties["keyAlias"] as String?
            keyPassword = keystoreProperties["keyPassword"] as String?
            storeFile = keystoreProperties["storeFile"]?.let { file(it as String) }
            storePassword = keystoreProperties["storePassword"] as String?
        }
    }

    buildTypes {
        getByName("debug") {
            isDebuggable = true
            applicationIdSuffix = ".debug"
            versionNameSuffix = "-debug"
        }
        getByName("release") {
            isMinifyEnabled = true
            isShrinkResources = true
            signingConfig = if (keystorePropertiesFile.exists()) {
                signingConfigs.getByName("release")
            } else {
                signingConfigs.getByName("debug")
            }
            proguardFiles(
                getDefaultProguardFile("proguard-android-optimize.txt"),
                "proguard-rules.pro"
            )
        }
    }
}

flutter {
    source = "../.."
}