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

plugins {
    id("com.android.application")
    id("org.jetbrains.kotlin.android")
}

fun getBuildNumber(): Int {
    val versionFile = file("version.properties")
    val properties = Properties()
    
    if (versionFile.exists()) {
        properties.load(FileInputStream(versionFile))
    }
    
    val buildNumber = (properties.getProperty("build.number") ?: "0").toInt() + 1
    
    properties.setProperty("build.number", buildNumber.toString())
    properties.store(FileOutputStream(versionFile), "Auto-incremented Build Number")
    
    return buildNumber
}

android {
    namespace = "com.habitforge.companion"
    compileSdk = 35

    defaultConfig {
        applicationId = "com.habitforge.companion"
        minSdk = 28  // Health Connect requires Android 9+
        targetSdk = 34

        val buildNum = getBuildNumber()
        versionCode = buildNum
        versionName = "1.0.0.$buildNum"

        testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
        
        // Backend URL - change this to your server address
        buildConfigField("String", "BACKEND_URL", "\"http://10.0.2.2:8000\"")  // 10.0.2.2 = localhost from emulator
    }

    buildTypes {
        release {
            isMinifyEnabled = false
            proguardFiles(
                getDefaultProguardFile("proguard-android-optimize.txt"),
                "proguard-rules.pro"
            )
            // For production, change this to your actual server URL
            buildConfigField("String", "BACKEND_URL", "\"https://your-habitforge-server.com\"")
        }
        debug {
            buildConfigField("String", "BACKEND_URL", "\"http://10.0.2.2:8000\"")
        }
    }
    
    applicationVariants.all {
        val variant = this
        outputs.all {
            (this as? com.android.build.gradle.internal.api.BaseVariantOutputImpl)?.outputFileName = "HabitForge-companion-v${variant.versionName}.apk"
        }
    }
    
    compileOptions {
        sourceCompatibility = JavaVersion.VERSION_17
        targetCompatibility = JavaVersion.VERSION_17
    }
    
    kotlinOptions {
        jvmTarget = "17"
    }
    
    buildFeatures {
        viewBinding = true
        buildConfig = true
    }
}

dependencies {
    // Core Android
    implementation("androidx.core:core-ktx:1.12.0")
    implementation("androidx.appcompat:appcompat:1.6.1")
    implementation("com.google.android.material:material:1.11.0")
    implementation("androidx.constraintlayout:constraintlayout:2.1.4")
    implementation("androidx.activity:activity-ktx:1.8.2")
    
    // Health Connect SDK
    implementation("androidx.health.connect:connect-client:1.1.0-alpha10")
    
    // WorkManager for background sync
    implementation("androidx.work:work-runtime-ktx:2.9.0")
    
    // Networking
    implementation("com.squareup.retrofit2:retrofit:2.9.0")
    implementation("com.squareup.retrofit2:converter-gson:2.9.0")
    implementation("com.squareup.okhttp3:okhttp:4.12.0")
    implementation("com.squareup.okhttp3:logging-interceptor:4.12.0")
    
    // Coroutines
    implementation("org.jetbrains.kotlinx:kotlinx-coroutines-android:1.7.3")
    implementation("androidx.lifecycle:lifecycle-runtime-ktx:2.7.0")
    implementation("androidx.lifecycle:lifecycle-viewmodel-ktx:2.7.0")
    
    // DataStore for preferences
    implementation("androidx.datastore:datastore-preferences:1.0.0")
    
    // Testing
    testImplementation("junit:junit:4.13.2")
    androidTestImplementation("androidx.test.ext:junit:1.1.5")
    androidTestImplementation("androidx.test.espresso:espresso-core:3.5.1")
}