#!/bin/bash
set -e

cd "$(dirname "$0")"

BUILD_MODE="debug"
TARGET=""

for arg in "$@"; do
  case "$arg" in
    android|apk)
      TARGET="android"
      ;;
    mac|macos|desktop)
      TARGET="mac"
      ;;
    all)
      TARGET="all"
      ;;
    --release|-r)
      BUILD_MODE="release"
      ;;
    --debug|-d)
      BUILD_MODE="debug"
      ;;
    --help|-h)
      echo "用法: ./install_app.sh [目标] [选项]"
      echo ""
      echo "目标 (可选):"
      echo "  android   打包并安装到连接的 Android 真机"
      echo "  mac       打包并安装到 macOS (/Applications) 并启动"
      echo "  all       同时打包 Android 和 macOS 版本"
      echo ""
      echo "选项 (可选):"
      echo "  --debug   编译 Debug 版本 (默认，构建更快)"
      echo "  --release 编译 Release 版本 (体积更小，性能更好)"
      echo "  -h, --help 显示帮助信息"
      exit 0
      ;;
    *)
      ;;
  esac
done

# 如果未指定目标且处于交互终端，提示用户选择
if [ -z "$TARGET" ]; then
  if [ -t 0 ]; then
    echo "========================================="
    echo "  🌱 芽说英语 (Kouyu English) 打包安装工具"
    echo "========================================="
    echo "请选择要打包安装的目标平台："
    echo "  1) Android 真机 (自动检测设备并安装)"
    echo "  2) macOS 桌面版 (打包并安装到 /Applications 并启动)"
    echo "  3) 全部 (Android + macOS)"
    read -p "请输入序号 [1/2/3] (默认 1): " choice
    case "$choice" in
      2)
        TARGET="mac"
        ;;
      3)
        TARGET="all"
        ;;
      *)
        TARGET="android"
        ;;
    esac
  else
    # 非交互模式下，优先检测 Android 设备
    if adb devices 2>/dev/null | grep -v "List of devices" | grep -q "device$"; then
      TARGET="android"
    else
      TARGET="mac"
    fi
  fi
fi

install_android() {
  echo ""
  echo "📱 ================= Android 打包与安装 ================="
  echo "🔍 检查连接的 Android 设备..."
  DEVICE_COUNT=$(adb devices 2>/dev/null | grep -v "List of devices" | grep "device$" | wc -l | tr -d ' ')

  if [ "$DEVICE_COUNT" -eq 0 ]; then
    echo "❌ 未检测到连接的 Android 设备，请确保手机已开启 USB 调试并通过数据线连接！"
    return 1
  fi

  echo "📦 正在编译 Android ${BUILD_MODE} APK (包含最新的 assets 配置)..."
  if [ "$BUILD_MODE" = "release" ]; then
    flutter build apk --release
    APK_PATH="build/app/outputs/flutter-apk/app-release.apk"
  else
    flutter build apk --debug
    APK_PATH="build/app/outputs/flutter-apk/app-debug.apk"
  fi

  if [ ! -f "$APK_PATH" ]; then
    echo "❌ 找不到编译输出的 APK: $APK_PATH"
    return 1
  fi

  echo "🚀 正在安装 APK 到手机..."
  if ! adb install -r "$APK_PATH"; then
    echo "⚠️ 覆盖安装失败（签名不一致或版本冲突），正在卸载旧版本并重新安装..."
    adb uninstall com.shen.kouyu_english || true
    adb install -r "$APK_PATH"
  fi

  echo "▶️ 正在手机上启动 芽说英语 App..."
  adb shell monkey -p com.shen.kouyu_english -c android.intent.category.LAUNCHER 1 > /dev/null 2>&1 || true
  echo "✅ Android 版本安装并启动成功！"
}

install_mac() {
  echo ""
  echo "🖥️  ================= macOS 打包与安装 ================="
  echo "📦 正在编译 macOS ${BUILD_MODE} 应用..."
  if [ "$BUILD_MODE" = "release" ]; then
    flutter build macos --release
    APP_SRC="build/macos/Build/Products/Release/kouyu_english.app"
  else
    flutter build macos --debug
    APP_SRC="build/macos/Build/Products/Debug/kouyu_english.app"
  fi

  if [ ! -d "$APP_SRC" ]; then
    echo "❌ 找不到编译输出的 macOS App: $APP_SRC"
    return 1
  fi

  APP_NAME="芽说英语.app"
  DEST_DIR="/Applications"
  DEST_APP="$DEST_DIR/$APP_NAME"

  echo "📂 正在安装到 $DEST_APP..."
  # 检查是否有权限写入 /Applications，如果无权限则回退至 ~/Applications
  if [ ! -w "$DEST_DIR" ]; then
    DEST_DIR="$HOME/Applications"
    mkdir -p "$DEST_DIR"
    DEST_APP="$DEST_DIR/$APP_NAME"
    echo "ℹ️  /Applications 无写入权限，改用 $DEST_APP"
  fi

  # 关闭可能正在运行的实例
  pkill -f "芽说英语" 2>/dev/null || pkill -f "kouyu_english" 2>/dev/null || true
  sleep 1

  # 同步/拷贝应用
  rm -rf "$DEST_APP"
  cp -R "$APP_SRC" "$DEST_APP"

  echo "▶️ 正在启动 macOS 芽说英语 App..."
  open "$DEST_APP"
  echo "✅ macOS 版本已成功安装到 $DEST_APP 并启动！"
}

case "$TARGET" in
  android)
    install_android
    ;;
  mac)
    install_mac
    ;;
  all)
    install_android || true
    install_mac
    ;;
esac

echo ""
echo "🎉 全部操作已完成！"