#!/bin/sh
# Publish hub download artifacts (Session Studio jar + latest OTA .apk) to BE downloads mount.
set -eu
ROOT="$(cd "$(dirname "$0")/.." && pwd)"
# shellcheck source=/dev/null
. "$ROOT/scripts/lib/common.sh"
load_cluster_env

DOWNLOADS_ROOT="${APP_ROOT:-/var/www/localhost/htdocs/apps/app/androidcast_project}/downloads"
OTA_ROOT="${APP_ROOT:-/var/www/localhost/htdocs/apps/app/androidcast_project}/ota-artifacts/v0/ota"
WS="${AC_WORKSPACE_ROOT:-/var/www/ac/workspace}"
STUDIO_JAR="${WS}/ac-session-studio/build/libs/ac-session-studio.jar"

mkdir -p "$DOWNLOADS_ROOT"

if [ -f "$STUDIO_JAR" ]; then
  install -m 644 "$STUDIO_JAR" "${DOWNLOADS_ROOT}/ac-session-studio.jar"
  log "installed Session Studio jar → ${DOWNLOADS_ROOT}/ac-session-studio.jar"
else
  log "WARN: Session Studio jar not built at ${STUDIO_JAR}"
fi

# Prefer staging channel APK; fall back to stable.
apk_src=""
for ch in staging stable; do
  channel_json="${OTA_ROOT}/channel/${ch}.json"
  [ -f "$channel_json" ] || continue
  manifest_url="$(sed -n 's/.*"manifestUrl"[[:space:]]*:[[:space:]]*"\([^"]*\)".*/\1/p' "$channel_json" | head -1)"
  [ -n "$manifest_url" ] || continue
  manifest_path="${OTA_ROOT}/${manifest_url#*\/v0\/ota\/}"
  [ -f "$manifest_path" ] || continue
  browser_url="$(sed -n 's/.*"browserApkUrl"[[:space:]]*:[[:space:]]*"\([^"]*\)".*/\1/p' "$manifest_path" | head -1)"
  if [ -n "$browser_url" ]; then
    candidate="${OTA_ROOT}/${browser_url#*\/v0\/ota\/}"
    if [ -f "$candidate" ]; then
      apk_src="$candidate"
      break
    fi
  fi
  otapkg_url="$(sed -n 's/.*"apkUrl"[[:space:]]*:[[:space:]]*"\([^"]*\)".*/\1/p' "$manifest_path" | head -1)"
  if [ -n "$otapkg_url" ]; then
    candidate="${OTA_ROOT}/${otapkg_url#*\/v0\/ota\/}"
    if [ -f "$candidate" ]; then
      apk_src="$candidate"
      break
    fi
  fi
done

if [ -n "$apk_src" ]; then
  install -m 644 "$apk_src" "${DOWNLOADS_ROOT}/android_cast-latest.apk"
  base="$(basename "$apk_src" .otapkg)"
  base="$(basename "$base" .apk)"
  install -m 644 "$apk_src" "${DOWNLOADS_ROOT}/${base}.apk"
  log "installed APK → ${DOWNLOADS_ROOT}/android_cast-latest.apk (from ${apk_src})"
else
  log "WARN: no OTA .apk/.otapkg found under ${OTA_ROOT}/channel/{staging,stable}.json"
fi

chown -R nginx:nginx "$DOWNLOADS_ROOT" 2>/dev/null || true
log "Hub downloads dir: ${DOWNLOADS_ROOT}"