#!/bin/bash
set -euo pipefail

# DBSyn — Developer ID direct distribution (signed and notarized app + DMG)
# Install at: <project>/scripts/release-dbsyn-direct.sh
# Run from any directory: ./scripts/release-dbsyn-direct.sh

APP_NAME="DBSyn"
SCHEME="DBSyn"
PROJECT="DBSyn.xcodeproj"
TEAM_ID="${TEAM_ID:-39R6U3437D}"
SIGNING_IDENTITY="${SIGNING_IDENTITY:-B99D353C88996866C49E4389B375645F76870A3F}"
NOTARY_PROFILE="${NOTARY_PROFILE:-orion-notary}"

SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
if [[ -d "$SCRIPT_DIR/$PROJECT" ]]; then
    ROOT_DIR="$SCRIPT_DIR"
elif [[ -d "$SCRIPT_DIR/../$PROJECT" ]]; then
    ROOT_DIR="$(cd "$SCRIPT_DIR/.." && pwd)"
else
    echo "ERROR: $PROJECT not found next to this script or in its parent directory." >&2
    exit 1
fi

BUILD_DIR="$ROOT_DIR/build/direct-distribution"
ARCHIVE_PATH="$BUILD_DIR/$APP_NAME.xcarchive"
EXPORT_DIR="$BUILD_DIR/export"
DMG_STAGE="$BUILD_DIR/dmg-stage"
EXPORT_OPTIONS="$BUILD_DIR/ExportOptions.plist"
APP_ZIP="$BUILD_DIR/$APP_NAME-notarization.zip"
RELEASE_DIR="$ROOT_DIR/releases"
DMG_PATH="$RELEASE_DIR/$APP_NAME.dmg"

for tool in xcodebuild xcrun codesign spctl ditto hdiutil shasum security; do
    command -v "$tool" >/dev/null || { echo "ERROR: Missing $tool" >&2; exit 1; }
done
[[ -d "$ROOT_DIR/$PROJECT" ]] || { echo "ERROR: Missing $PROJECT" >&2; exit 1; }
security find-identity -v -p codesigning | grep -Fq "$SIGNING_IDENTITY" || {
    echo "ERROR: Signing identity $SIGNING_IDENTITY not available in Keychain." >&2
    exit 1
}
# Check that notarytool profile exists before spending time compiling.
xcrun notarytool history --keychain-profile "$NOTARY_PROFILE" >/dev/null || {
    echo "ERROR: Notarytool profile '$NOTARY_PROFILE' is unavailable or invalid." >&2
    exit 1
}

printf '\n========== DBSyn DIRECT DISTRIBUTION ==========\n'
cd "$ROOT_DIR"
rm -rf "$BUILD_DIR"
mkdir -p "$BUILD_DIR" "$EXPORT_DIR" "$DMG_STAGE" "$RELEASE_DIR"
# Keep previous releases until a new notarized DMG has been successfully built.

cat > "$EXPORT_OPTIONS" <<PLIST
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0"><dict>
    <key>method</key><string>developer-id</string>
    <key>signingStyle</key><string>automatic</string>
    <key>teamID</key><string>$TEAM_ID</string>
</dict></plist>
PLIST

echo '==> Archiving DBSyn (Release)...'
xcodebuild -project "$PROJECT" -scheme "$SCHEME" -configuration Release \
    -destination 'generic/platform=macOS' -archivePath "$ARCHIVE_PATH" \
    DEVELOPMENT_TEAM="$TEAM_ID" CODE_SIGN_STYLE=Automatic \
    clean archive

echo '==> Exporting Developer ID application...'
xcodebuild -exportArchive -archivePath "$ARCHIVE_PATH" \
    -exportPath "$EXPORT_DIR" -exportOptionsPlist "$EXPORT_OPTIONS"
APP_PATH="$EXPORT_DIR/$APP_NAME.app"
[[ -d "$APP_PATH" ]] || { echo "ERROR: Exported app missing: $APP_PATH" >&2; exit 1; }

echo '==> Checking application signature and hardened runtime...'
codesign --verify --deep --strict --verbose=2 "$APP_PATH"
codesign -dv --verbose=4 "$APP_PATH" 2>&1 | grep -E 'Identifier=|Authority=|TeamIdentifier=|Runtime Version=|flags=' || true
ACTUAL_TEAM="$(codesign -dv --verbose=4 "$APP_PATH" 2>&1 | sed -n 's/^TeamIdentifier=//p' | head -1)"
[[ "$ACTUAL_TEAM" == "$TEAM_ID" ]] || { echo "ERROR: Unexpected signing team: $ACTUAL_TEAM" >&2; exit 1; }
codesign -dv --verbose=4 "$APP_PATH" 2>&1 | grep -q 'runtime' || {
    echo 'ERROR: App is not signed with the hardened runtime required for notarization.' >&2
    exit 1
}

echo '==> Notarizing application...'
ditto -c -k --keepParent "$APP_PATH" "$APP_ZIP"
xcrun notarytool submit "$APP_ZIP" --keychain-profile "$NOTARY_PROFILE" --wait
xcrun stapler staple "$APP_PATH"
xcrun stapler validate "$APP_PATH"
spctl --assess --type execute --verbose=4 "$APP_PATH"

echo '==> Creating installer DMG...'
ditto "$APP_PATH" "$DMG_STAGE/$APP_NAME.app"
ln -s /Applications "$DMG_STAGE/Applications"
TMP_DMG="$BUILD_DIR/$APP_NAME.dmg"
hdiutil create -volname "$APP_NAME" -srcfolder "$DMG_STAGE" -ov -format UDZO "$TMP_DMG"

echo '==> Signing and notarizing DMG...'
codesign --force --timestamp --sign "$SIGNING_IDENTITY" "$TMP_DMG"
codesign --verify --verbose=2 "$TMP_DMG"
xcrun notarytool submit "$TMP_DMG" --keychain-profile "$NOTARY_PROFILE" --wait
xcrun stapler staple "$TMP_DMG"
xcrun stapler validate "$TMP_DMG"
spctl --assess --type open --context context:primary-signature --verbose=4 "$TMP_DMG"

# Publish only after all checks have passed.
cp -f "$TMP_DMG" "$DMG_PATH"
echo '==> Release ready:'
ls -lh "$DMG_PATH"
shasum -a 256 "$DMG_PATH"
printf '\n========== DBSyn RELEASE COMPLETE ==========\n%s\n' "$DMG_PATH"