#!/usr/bin/env bash
# release-firefox-xpi.sh
# Builds a signed Firefox XPI, copies it to release/firefox/ with a clean name,
# and generates updates.json for self-distributed updates.
# Run from repo root.
set -euo pipefail

ROOT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
cd "$ROOT_DIR"

if [[ -f ".env" ]]; then
  set -a
  source ".env"
  set +a
fi

SOURCE_DIR="${WEB_EXT_SOURCE_DIR:-extension-firefox}"
ARTIFACTS_DIR="${WEB_EXT_ARTIFACTS_DIR:-web-ext-artifacts}"
RELEASE_DIR="release/firefox"
UPDATE_BASE_URL="${VERSTAK_FIREFOX_UPDATE_BASE_URL:-https://mirv.top/verstak/firefox}"

# Step 1: sign the XPI
./scripts/sign-firefox-xpi.sh

# Step 2: read version and addon ID from manifest
if [[ ! -f "$SOURCE_DIR/manifest.json" ]]; then
  echo "ERROR: $SOURCE_DIR/manifest.json not found" >&2
  exit 1
fi

VERSION="$(node -e "console.log(require('./${SOURCE_DIR}/manifest.json').version)")"
if [[ -z "$VERSION" ]]; then
  echo "ERROR: could not read version from $SOURCE_DIR/manifest.json" >&2
  exit 1
fi

ADDON_ID="$(node -e "console.log(require('./${SOURCE_DIR}/manifest.json').browser_specific_settings.gecko.id)")"
if [[ -z "$ADDON_ID" ]]; then
  echo "ERROR: could not read browser_specific_settings.gecko.id from $SOURCE_DIR/manifest.json" >&2
  exit 1
fi

echo "Extension version: $VERSION"
echo "Addon ID: $ADDON_ID"

# Step 3: locate the signed XPI
SIGNED_XPI="$(find "$ARTIFACTS_DIR" -maxdepth 1 -type f -name '*.xpi' | sort | tail -n 1)"
if [[ -z "$SIGNED_XPI" ]]; then
  echo "ERROR: no signed XPI found in $ARTIFACTS_DIR" >&2
  exit 1
fi

# Step 4: copy to release directory
mkdir -p "$RELEASE_DIR"
RELEASE_XPI="verstak-firefox-${VERSION}.xpi"
cp "$SIGNED_XPI" "$RELEASE_DIR/$RELEASE_XPI"
echo "Copied signed XPI to $RELEASE_DIR/$RELEASE_XPI"

# Step 5: generate updates.json
cat > "$RELEASE_DIR/updates.json" <<EOF
{
  "addons": {
    "${ADDON_ID}": {
      "updates": [
        {
          "version": "${VERSION}",
          "update_link": "${UPDATE_BASE_URL}/${RELEASE_XPI}"
        }
      ]
    }
  }
}
EOF

echo "Generated $RELEASE_DIR/updates.json"

# Step 6: summary
echo ""
echo "=== Firefox release artifacts ==="
echo "$RELEASE_DIR/$RELEASE_XPI"
echo "$RELEASE_DIR/updates.json"
echo ""
echo "Upload to server:"
echo "  ${UPDATE_BASE_URL}/${RELEASE_XPI}"
echo "  ${UPDATE_BASE_URL}/updates.json"