@echo off
setlocal

REM ============================================================
REM  Android Build Script (NDK + Gradle)
REM  Usage:
REM    build_android.bat              - Build debug APK (C++ + Java)
REM    build_android.bat release      - Build release APK (C++ + Java)
REM    build_android.bat java         - Build debug APK (Java only)
REM    build_android.bat clean        - Clean build artifacts
REM ============================================================

set PROJECT_DIR=%~dp0..
set ANDROID_DIR=%~dp0
set NDK_DIR=D:\Android\sdk\ndk\16.1.4479499
set NDK_MODULE_PATH=%PROJECT_DIR%;%PROJECT_DIR%\cocos2d;%PROJECT_DIR%\cocos2d\cocos;%PROJECT_DIR%\cocos2d\external

if /i "%1"=="release" goto :build_release
if /i "%1"=="java" goto :build_java_only
if /i "%1"=="clean" goto :clean
goto :build_debug

:build_debug
echo.
echo ============================================================
echo  Build Mode: DEBUG (C++ + Java)
echo  Project Dir: %PROJECT_DIR%
echo ============================================================
echo.

pushd "%ANDROID_DIR%"

echo [Step 1/4] Syncing resources...
if not exist "%ANDROID_DIR%assets" mkdir "%ANDROID_DIR%assets"
xcopy "%PROJECT_DIR%\Resources\*" "%ANDROID_DIR%assets\" /s /e /q /y /d
echo Resources synced.
echo.

echo [Step 2/4] Compiling C++ code (ndk-build)...
call "%NDK_DIR%\ndk-build.cmd" NDK_MODULE_PATH="%NDK_MODULE_PATH%" APP_PLATFORM=android-21 APP_ABI="armeabi-v7a arm64-v8a" NDK_DEBUG=1 -j4

if %ERRORLEVEL% neq 0 (
    echo.
    echo [ERROR] NDK build failed!
    popd
    goto :eof
)
echo C++ compilation done.
echo.

echo [Step 3/4] Building APK (gradlew assembleDebug)...
call gradlew.bat assembleDebug

if %ERRORLEVEL% neq 0 (
    echo.
    echo [ERROR] Gradle build failed!
    popd
    goto :eof
)

popd

echo.
echo ============================================================
echo  BUILD SUCCEEDED!
echo  APK: %ANDROID_DIR%build\outputs\apk\debug\
echo ============================================================
goto :eof

:build_release
echo.
echo ============================================================
echo  Build Mode: RELEASE (C++ + Java)
echo  Project Dir: %PROJECT_DIR%
echo ============================================================
echo.

pushd "%ANDROID_DIR%"

echo [Step 1/4] Syncing resources...
if not exist "%ANDROID_DIR%assets" mkdir "%ANDROID_DIR%assets"
xcopy "%PROJECT_DIR%\Resources\*" "%ANDROID_DIR%assets\" /s /e /q /y /d
echo Resources synced.
echo.

echo [Step 2/4] Compiling C++ code (ndk-build release)...
call "%NDK_DIR%\ndk-build.cmd" NDK_MODULE_PATH="%NDK_MODULE_PATH%" APP_PLATFORM=android-21 APP_ABI="armeabi-v7a arm64-v8a" NDK_DEBUG=0 -j4

if %ERRORLEVEL% neq 0 (
    echo.
    echo [ERROR] NDK build failed!
    popd
    goto :eof
)
echo C++ compilation done.
echo.

echo [Step 3/4] Building APK (gradlew assembleRelease)...
call gradlew.bat assembleRelease

if %ERRORLEVEL% neq 0 (
    echo.
    echo [ERROR] Gradle build failed!
    popd
    goto :eof
)

popd

echo.
echo ============================================================
echo  BUILD SUCCEEDED!
echo  APK: %ANDROID_DIR%build\outputs\apk\release\
echo ============================================================
goto :eof

:build_java_only
echo.
echo ============================================================
echo  Build Mode: DEBUG (Java only, skip C++ compilation)
echo  Project Dir: %PROJECT_DIR%
echo ============================================================
echo.

pushd "%ANDROID_DIR%"

echo [Step 1/2] Syncing resources...
if not exist "%ANDROID_DIR%assets" mkdir "%ANDROID_DIR%assets"
xcopy "%PROJECT_DIR%\Resources\*" "%ANDROID_DIR%assets\" /s /e /q /y /d
echo Resources synced.
echo.

echo [Step 2/2] Building APK (gradlew assembleDebug)...
call gradlew.bat assembleDebug

if %ERRORLEVEL% neq 0 (
    echo.
    echo [ERROR] Gradle build failed!
    popd
    goto :eof
)

popd

echo.
echo ============================================================
echo  BUILD SUCCEEDED!
echo  APK: %ANDROID_DIR%build\outputs\apk\debug\
echo ============================================================
goto :eof

:clean
echo Cleaning build artifacts...
pushd "%ANDROID_DIR%"
call gradlew.bat clean
if exist "%ANDROID_DIR%build" rmdir /s /q "%ANDROID_DIR%build"
if exist "%ANDROID_DIR%obj" rmdir /s /q "%ANDROID_DIR%obj"
call "%NDK_DIR%\ndk-build.cmd" NDK_MODULE_PATH="%NDK_MODULE_PATH%" clean 2>nul
popd
echo Clean done.
goto :eof