#!/usr/bin/env bash
# Push tag to Gitea and publish HSRename.AppImage as a release asset.
# Usage:
#   GITEA_TOKEN=your_token ./release_gitea.sh
# Optional: ./release_gitea.sh --build   (rebuild AppImage first)
#
# Requires: curl, git, and network access to your Gitea instance.

set -euo pipefail
cd "$(dirname "$0")"

GITEA_HOST="${GITEA_HOST:-https://git.hisora.dev}"
GITEA_OWNER="${GITEA_OWNER:-Dawnsorrow}"
if remote_url="$(git remote get-url origin 2>/dev/null)"; then
  GITEA_REPO="$(basename "${remote_url%.git}")"
elif [[ -z "${GITEA_REPO:-}" ]]; then
  GITEA_REPO="HS-Rename"
fi
GITEA_REPO="${GITEA_REPO:-HS-Rename}"
APP_IMAGE="HSRename.AppImage"

VERSION="$(tr -d '[:space:]' < VERSION)"
TAG="v${VERSION}"

if [[ "${1:-}" == "--build" ]]; then
  export PATH="/tmp:${PATH}"
  if ! command -v appimagetool &>/dev/null && [[ -x /tmp/appimagetool ]]; then
    export PATH="/tmp:${PATH}"
  fi
  ./build_appimage.sh
fi

if [[ ! -f "$APP_IMAGE" ]]; then
  echo "Missing $APP_IMAGE. Run ./build_appimage.sh or ./release_gitea.sh --build"
  exit 1
fi

if ! git rev-parse "$TAG" >/dev/null 2>&1; then
  echo "Tag $TAG not found. Create it with: git tag $TAG"
  exit 1
fi

echo "=== Pushing main and tag $TAG ==="
git push origin main
git push origin "$TAG"

if [[ -z "${GITEA_TOKEN:-}" ]]; then
  echo ""
  echo "Code and tag pushed. To upload the AppImage, set GITEA_TOKEN and re-run:"
  echo "  GITEA_TOKEN=... ./release_gitea.sh"
  echo ""
  echo "Or create the release manually on Gitea and attach $APP_IMAGE."
  exit 0
fi

API="${GITEA_HOST}/api/v1/repos/${GITEA_OWNER}/${GITEA_REPO}/releases"
NOTES="$(cat <<EOF
## HSRename ${TAG}

See repository history for changes in this release.

Gear Lever update URL:
\`${GITEA_HOST}/${GITEA_OWNER}/${GITEA_REPO}/releases/download/${TAG}/${APP_IMAGE}\`
EOF
)"

echo "=== Creating Gitea release $TAG on ${GITEA_OWNER}/${GITEA_REPO} ==="
RELEASE_JSON="$(curl -fsS -X POST "$API" \
  -H "Authorization: token ${GITEA_TOKEN}" \
  -F "tag_name=${TAG}" \
  -F "name=${TAG}" \
  -F "body=${NOTES}")"
RELEASE_ID="$(python3 -c "import json,sys; print(json.loads(sys.argv[1])['id'])" "$RELEASE_JSON")"

echo "=== Uploading ${APP_IMAGE} (${RELEASE_ID}) ==="
curl -fsS --max-time 300 -X POST \
  "${API}/${RELEASE_ID}/assets?name=${APP_IMAGE}" \
  -H "Authorization: token ${GITEA_TOKEN}" \
  -F "attachment=@${APP_IMAGE}" >/dev/null

echo ""
echo "Release published:"
echo "  ${GITEA_HOST}/${GITEA_OWNER}/${GITEA_REPO}/releases/tag/${TAG}"
echo "  ${GITEA_HOST}/${GITEA_OWNER}/${GITEA_REPO}/releases/download/${TAG}/${APP_IMAGE}"