#!/bin/bash
set -e

# Configuration
APP_NAME="Apple Intelligence Server"
DMG_NAME="AppleIntelligenceServer"
VERSION="1.0.0"

# Paths
SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
PROJECT_DIR="$(dirname "$SCRIPT_DIR")"
DIST_DIR="$PROJECT_DIR/dist"
APP_BUNDLE="$DIST_DIR/$APP_NAME.app"
DMG_PATH="$DIST_DIR/$DMG_NAME-$VERSION.dmg"
TEMP_DMG="$DIST_DIR/temp.dmg"

# Check if app bundle exists
if [ ! -d "$APP_BUNDLE" ]; then
    echo "App bundle not found. Running build-app.sh first..."
    "$SCRIPT_DIR/build-app.sh"
fi

echo "Creating DMG..."

# Remove old DMG if exists
rm -f "$DMG_PATH"
rm -f "$TEMP_DMG"

# Create a temporary directory for DMG contents
DMG_TEMP_DIR="$DIST_DIR/dmg-temp"
rm -rf "$DMG_TEMP_DIR"
mkdir -p "$DMG_TEMP_DIR"

# Copy app to temp directory
cp -R "$APP_BUNDLE" "$DMG_TEMP_DIR/"

# Create symbolic link to Applications folder
ln -s /Applications "$DMG_TEMP_DIR/Applications"

# Create the DMG
hdiutil create -volname "$APP_NAME" \
    -srcfolder "$DMG_TEMP_DIR" \
    -ov -format UDRW "$TEMP_DMG"

# Convert to compressed DMG
hdiutil convert "$TEMP_DMG" -format UDZO -o "$DMG_PATH"

# Clean up
rm -f "$TEMP_DMG"
rm -rf "$DMG_TEMP_DIR"

echo ""
echo "DMG created: $DMG_PATH"
echo ""
echo "Size: $(du -h "$DMG_PATH" | cut -f1)"
echo ""
echo "To distribute:"
echo "1. Code sign the app (requires Apple Developer account)"
echo "2. Notarize the DMG (required for Gatekeeper)"
echo "3. Share the DMG file"