#!/usr/bin/env bash
# 构建 Linux .deb（Ubuntu / Debian / Deepin 25 amd64）
set -euo pipefail
cd "$(dirname "$0")/.."

export PATH="/opt/flutter/bin:$PATH"
export PUB_HOSTED_URL="${PUB_HOSTED_URL:-https://pub.dev}"
export FLUTTER_STORAGE_BASE_URL="${FLUTTER_STORAGE_BASE_URL:-https://storage.googleapis.com}"

APP_ID="com.fysxkj.fengying_oa"
APP_NAME="风影办公"
VERSION="${1:-3.1.10}"
BUILD="${2:-324}"
PKG="fengying-oa"
DEB="${PKG}_${VERSION}-${BUILD}_amd64.deb"

echo "== Flutter build linux ${VERSION}+${BUILD} =="
flutter pub get
flutter build linux --release --build-name="$VERSION" --build-number="$BUILD"

BUNDLE="build/linux/x64/release/bundle"
STAGE="build/deb-stage"
rm -rf "$STAGE"
mkdir -p "$STAGE/DEBIAN"
mkdir -p "$STAGE/opt/${PKG}"
mkdir -p "$STAGE/usr/bin"
mkdir -p "$STAGE/usr/share/applications"
mkdir -p "$STAGE/usr/share/icons/hicolor/256x256/apps"

cp -a "$BUNDLE/." "$STAGE/opt/${PKG}/"

# 图标：优先用 bundle 内 icon，否则占位
if [ -f "$BUNDLE/data/flutter_assets/assets/icon.png" ]; then
  cp "$BUNDLE/data/flutter_assets/assets/icon.png" "$STAGE/usr/share/icons/hicolor/256x256/apps/${APP_ID}.png"
elif [ -f "assets/icon.png" ]; then
  cp "assets/icon.png" "$STAGE/usr/share/icons/hicolor/256x256/apps/${APP_ID}.png"
else
  convert -size 256x256 xc:'#07C160' -fill white -gravity center -pointsize 48 -annotate 0 '风影' \
    "$STAGE/usr/share/icons/hicolor/256x256/apps/${APP_ID}.png" 2>/dev/null || \
    cp "$BUNDLE/fengying_oa" "$STAGE/usr/share/icons/hicolor/256x256/apps/${APP_ID}.png" 2>/dev/null || true
fi

cat > "$STAGE/usr/share/applications/${APP_ID}.desktop" <<EOF
[Desktop Entry]
Name=${APP_NAME}
Comment=风影智慧办公综合平台
Exec=/usr/bin/${PKG}
Icon=${APP_ID}
Terminal=false
Type=Application
Categories=Office;Network;
StartupWMClass=fengying_oa
EOF

cat > "$STAGE/usr/bin/${PKG}" <<'EOF'
#!/bin/sh
APP_DIR="/opt/fengying-oa"
export LD_LIBRARY_PATH="${APP_DIR}/lib:${LD_LIBRARY_PATH:-}"
cd "$APP_DIR" || exit 1
exec "$APP_DIR/fengying_oa" "$@"
EOF
chmod 755 "$STAGE/usr/bin/${PKG}"

cat > "$STAGE/DEBIAN/control" <<EOF
Package: ${PKG}
Version: ${VERSION}-${BUILD}
Section: office
Priority: optional
Architecture: amd64
Maintainer: 江苏风影随行科技有限公司 <13142801138@fysxkj.com>
Homepage: https://oa.fysxkj.com
Depends: libgtk-3-0, libglib2.0-0, libgstreamer1.0-0, libgstreamer-plugins-base1.0-0, libsecret-1-0, libsqlite3-0, libstdc++6, ca-certificates, zenity | kdialog
Description: 风影智慧办公综合平台
 企业微信风格桌面客户端，支持消息、工作台、审批、考勤等。
 适配 Ubuntu 22.04+、Debian 12+、Deepin 25 等 amd64 系统。
EOF

cat > "$STAGE/DEBIAN/postinst" <<'EOF'
#!/bin/sh
set -e
if command -v update-desktop-database >/dev/null 2>&1; then
  update-desktop-database /usr/share/applications || true
fi
if command -v gtk-update-icon-cache >/dev/null 2>&1; then
  gtk-update-icon-cache -f -t /usr/share/icons/hicolor 2>/dev/null || true
fi
EOF
chmod 755 "$STAGE/DEBIAN/postinst"

cat > "$STAGE/DEBIAN/prerm" <<'EOF'
#!/bin/sh
set -e
exit 0
EOF
chmod 755 "$STAGE/DEBIAN/prerm"

mkdir -p build
rm -f "build/${DEB}"
dpkg-deb --root-owner-group --build "$STAGE" "build/${DEB}"
cp "build/${DEB}" "build/fengying-oa_amd64.deb"
echo "Built: build/${DEB}"
echo "Stable URL copy: build/fengying-oa_amd64.deb"
ls -lh "build/${DEB}" "build/fengying-oa_amd64.deb"

# 同时保留 tar.gz 便于手动解压
tar -czf "build/fengying-oa-linux.tar.gz" -C "$BUNDLE" .
echo "Also: build/fengying-oa-linux.tar.gz"