#!/bin/bash
# ============================================================
# 闲言APP — Linux打包脚本 (tar.gz 便携包)
# 创建时间: 2026-05-18
# 更新时间: 2026-05-18
# 作用: 将Flutter Linux构建产物打包为tar.gz便携压缩包
# 上次更新: 初始创建
# ============================================================

set -e

APP_NAME="xianyan"
APP_DISPLAY_NAME="闲言"
APP_ID="apps.xy.xianyan"
APP_VERSION="5.2.0"
BUILD_DIR="build/linux/x64/release/bundle"
OUTPUT_DIR="dist"
TAR_ROOT="${OUTPUT_DIR}/tarball_staging/${APP_NAME}_${APP_VERSION}_linux_x64"

echo "=========================================="
echo "  ${APP_DISPLAY_NAME} — tar.gz 便携包打包"
echo "=========================================="

if [ ! -d "${BUILD_DIR}" ]; then
  echo "❌ 构建产物不存在，请先运行: flutter build linux --release"
  exit 1
fi

rm -rf "${TAR_ROOT}"
mkdir -p "${TAR_ROOT}"

echo "📦 复制构建产物..."
cp -r "${BUILD_DIR}"/* "${TAR_ROOT}/"
chmod +x "${TAR_ROOT}/${APP_NAME}"

echo "📋 复制桌面集成文件..."
if [ -f "linux/${APP_ID}.desktop" ]; then
  cp "linux/${APP_ID}.desktop" "${TAR_ROOT}/"
fi
if [ -f "linux/${APP_ID}.appdata.xml" ]; then
  cp "linux/${APP_ID}.appdata.xml" "${TAR_ROOT}/"
fi

echo "📝 创建启动脚本..."
cat > "${TAR_ROOT}/run.sh" << 'EOF'
#!/bin/bash
SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
export LD_LIBRARY_PATH="${SCRIPT_DIR}/lib:${LD_LIBRARY_PATH}"
export XDG_DATA_DIRS="${SCRIPT_DIR}/share:${XDG_DATA_DIRS:-/usr/local/share:/usr/share}"
exec "${SCRIPT_DIR}/xianyan" "$@"
EOF
chmod +x "${TAR_ROOT}/run.sh"

echo "📝 创建安装脚本..."
cat > "${TAR_ROOT}/install.sh" << 'EOF'
#!/bin/bash
set -e
SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
INSTALL_DIR="/opt/xianyan"
DESKTOP_FILE="/usr/share/applications/apps.xy.xianyan.desktop"

echo "🔧 安装闲言到 ${INSTALL_DIR}..."
sudo cp -r "${SCRIPT_DIR}" "${INSTALL_DIR}"
sudo chmod +x "${INSTALL_DIR}/xianyan"

echo "🖥️  创建桌面快捷方式..."
sudo tee "${DESKTOP_FILE}" > /dev/null << DESKTOP
[Desktop Entry]
Type=Application
Version=1.5
Name=闲言
Name[zh_CN]=闲言
Name[en]=Xianyan
Comment=文字阅读更纯粹
Icon=apps.xy.xianyan
Exec=/opt/xianyan/xianyan
Terminal=false
StartupNotify=true
Categories=Utility;Literature;Graphics;
StartupWMClass=xianyan
DESKTOP

sudo update-desktop-database /usr/share/applications 2>/dev/null || true
echo "✅ 安装完成! 可从应用菜单启动「闲言」"
echo "   卸载: sudo rm -rf ${INSTALL_DIR} ${DESKTOP_FILE}"
EOF
chmod +x "${TAR_ROOT}/install.sh"

echo "📝 创建卸载脚本..."
cat > "${TAR_ROOT}/uninstall.sh" << 'EOF'
#!/bin/bash
set -e
echo "🗑️  卸载闲言..."
sudo rm -rf /opt/xianyan
sudo rm -f /usr/share/applications/apps.xy.xianyan.desktop
sudo update-desktop-database /usr/share/applications 2>/dev/null || true
echo "✅ 卸载完成"
EOF
chmod +x "${TAR_ROOT}/uninstall.sh"

echo "📝 创建README..."
cat > "${TAR_ROOT}/README.txt" << EOF
${APP_DISPLAY_NAME} v${APP_VERSION} — Linux 便携版
========================================

快速启动:
  ./run.sh

安装到系统:
  ./install.sh

从系统卸载:
  ./uninstall.sh

系统要求:
  - Linux x86_64 (Ubuntu 20.04+ / Debian 11+ / Fedora 35+)
  - GTK 3.24+
  - GStreamer 1.14+
  - ALSA / PulseAudio
  - 至少 2GB 内存

依赖安装 (Ubuntu/Debian):
  sudo apt install libgtk-3-0 libglib2.0-0 libgstreamer1.0-0 \\
    libgstreamer-plugins-base1.0-0 libasound2 libsecret-1-0 \\
    gstreamer1.0-plugins-good gstreamer1.0-libav fonts-noto-cjk
EOF

mkdir -p "${OUTPUT_DIR}"
TAR_FILE="${OUTPUT_DIR}/${APP_NAME}_${APP_VERSION}_linux_x64.tar.gz"

echo "🔨 压缩打包..."
cd "${OUTPUT_DIR}/tarball_staging"
tar -czf "../$(basename ${TAR_FILE})" "${APP_NAME}_${APP_VERSION}_linux_x64/"
cd - > /dev/null

TAR_SIZE=$(du -sh "${TAR_FILE}" | cut -f1)
echo ""
echo "✅ tar.gz 打包完成!"
echo "   文件: ${TAR_FILE}"
echo "   大小: ${TAR_SIZE}"
echo ""
echo "使用方法:"
echo "  解压: tar -xzf $(basename ${TAR_FILE})"
echo "  运行: cd ${APP_NAME}_${APP_VERSION}_linux_x64 && ./run.sh"

rm -rf "${OUTPUT_DIR}/tarball_staging"