#!/usr/bin/env bash
# install.sh — Update Tdarr plugins from Gitea raw file URLs.
#
# Usage:
#   ./install.sh <PLUGIN_DIR>                     # update ALL plugins
#   ./install.sh <PLUGIN_DIR> transcode2PassX265  # update ONE plugin
#   ./install.sh <PLUGIN_DIR> p1 p2 p3            # update MULTIPLE plugins
#
# Or pipe directly from Gitea (no clone needed):
#   curl -fsSL https://git.cdtech.freeddns.org/PickleRick/Tdarr-plugin/raw/branch/main/install.sh \
#     | bash -s -- /your/tdarr/plugins/FlowPlugins
#
# Environment overrides:
#   GITEA_URL    — base URL of the Gitea instance (default below)
#   GITEA_BRANCH — branch to pull from (default: main)

set -euo pipefail

# ── Config ────────────────────────────────────────────────────────────────────
GITEA_URL="${GITEA_URL:-https://git.cdtech.freeddns.org}"
GITEA_REPO="PickleRick/Tdarr-plugin"
BRANCH="${GITEA_BRANCH:-main}"
RAW="${GITEA_URL}/${GITEA_REPO}/raw/branch/${BRANCH}"

# Map:  plugin-name → category
declare -A PLUGIN_CATEGORY=(
  [mediaAnalyzerGOP]=utility
  [setAnimationFlag]=utility
  [extractChaptersXml]=utility
  [copyToWorkDir]=utility
  [audioSelectorClamping]=audio
  [backupSourceAudio]=audio
  [extractSubtitlesAndOcr]=subtitles
  [transcode2PassX265]=video
)

# ── Args ──────────────────────────────────────────────────────────────────────
if [[ $# -lt 1 ]]; then
  echo "Usage: $0 <PLUGIN_DIR> [plugin1 plugin2 ...]"
  echo ""
  echo "  PLUGIN_DIR  — path that contains LocalFlowPlugins/"
  echo "                (e.g. /docker/tdarr/data/Tdarr/Plugins/FlowPlugins)"
  exit 1
fi

PLUGIN_DIR="$1"
shift

# If no specific plugins requested, update all
if [[ $# -eq 0 ]]; then
  TARGETS=("${!PLUGIN_CATEGORY[@]}")
else
  TARGETS=("$@")
fi

# ── Download helper ───────────────────────────────────────────────────────────
download_plugin() {
  local name="$1"
  local category="${PLUGIN_CATEGORY[$name]:-}"

  if [[ -z "$category" ]]; then
    echo "  ✗ Unknown plugin '${name}' — skipping."
    return 1
  fi

  local dest="${PLUGIN_DIR}/LocalFlowPlugins/${category}/${name}/1.0.0"
  local url="${RAW}/LocalFlowPlugins/${category}/${name}/1.0.0/index.js"

  mkdir -p "$dest"
  if curl -fsSL "$url" -o "${dest}/index.js"; then
    echo "  ✓ ${name}  →  ${dest}/index.js"
  else
    echo "  ✗ Failed to download ${name} from ${url}"
    return 1
  fi
}

# ── Run ───────────────────────────────────────────────────────────────────────
echo "=== Tdarr Plugin Updater ==="
echo "    Source : ${GITEA_URL}/${GITEA_REPO} (branch: ${BRANCH})"
echo "    Target : ${PLUGIN_DIR}"
echo ""

ERRORS=0
for plugin in "${TARGETS[@]}"; do
  download_plugin "$plugin" || ERRORS=$((ERRORS + 1))
done

echo ""
if [[ $ERRORS -eq 0 ]]; then
  echo "✅ Done. Restart Tdarr server to pick up changes:"
  echo "   docker restart tdarr-server"
else
  echo "⚠️  Done with ${ERRORS} error(s). Check output above."
  exit 1
fi