#!/usr/bin/env bash
# 배포된 Desktop semver 확인 (latest.json · build-info · 설치 파일)
set -euo pipefail

ROOT="$(cd "$(dirname "$0")/.." && pwd)"
BASE_URL="${DESKTOP_UPDATE_BASE_URL:-https://stock.exdev.co.kr/desktop/updates}"
LATEST_URL="${DESKTOP_PUBLISHED_LATEST_URL:-${BASE_URL}/latest.json}"
UPDATES_DIR="${UPDATES_DIR:-$ROOT/frontend/public/desktop/updates}"
RELEASE_DIR="${GC_DESKTOP_APP_RELEASE_DIR:-$ROOT/data/desktop-releases}"
GIT_VER="$("$ROOT/scripts/read-desktop-version.sh" 2>/dev/null || echo '?')"

log() { echo "[verify-desktop-version] $*"; }

log "git tauri.conf     → v${GIT_VER}"
log "remote latest.json → ${LATEST_URL}"

REMOTE_VER=""
REMOTE_PLATFORMS="0"
if REMOTE_JSON="$(curl -sf --connect-timeout 5 --max-time 12 "$LATEST_URL" 2>/dev/null)"; then
  if [[ -z "$REMOTE_JSON" || "${#REMOTE_JSON}" -lt 8 ]]; then
    log "remote latest.json  → EMPTY (0-byte — updater JSON parse 실패 원인)"
    HTTP_URL="$(printf '%s' "$LATEST_URL" | sed 's|^https://|http://|')"
    HTTP_JSON="$(curl -sf --connect-timeout 5 --max-time 12 "$HTTP_URL" 2>/dev/null || true)"
    if [[ -n "$HTTP_JSON" && "${#HTTP_JSON}" -ge 8 ]]; then
      log "remote HTTP latest  → OK (${#HTTP_JSON}B) — HTTPS(Caddy) 역프록시가 빈 200을 반환 중일 가능성"
    fi
  else
    read -r REMOTE_VER REMOTE_PLATFORMS <<< "$(printf '%s' "$REMOTE_JSON" | node -e "
let d=''; process.stdin.on('data',c=>d+=c);
process.stdin.on('end',()=>{
  try {
    const j=JSON.parse(d);
    console.log((j.version||'')+' '+Object.keys(j.platforms||{}).length);
  } catch { console.log(' 0'); }
});
" 2>/dev/null || echo ' 0')"
    log "remote version     → v${REMOTE_VER:-?} (platforms: ${REMOTE_PLATFORMS:-0})"
  fi
else
  log "remote version     → (fetch failed)"
fi

if [[ -f "$UPDATES_DIR/latest.json" ]]; then
  LOCAL_PUB="$(node -p "require('$UPDATES_DIR/latest.json').version" 2>/dev/null || echo '?')"
  log "local latest.json  → v${LOCAL_PUB} ($UPDATES_DIR)"
fi

if [[ -f "$ROOT/dist-desktop/build-info.json" ]]; then
  BI="$(node -p "require('$ROOT/dist-desktop/build-info.json').version" 2>/dev/null || echo '?')"
  log "last build-info    → v${BI}"
fi

if [[ -d "$RELEASE_DIR" ]]; then
  log "release installers → $RELEASE_DIR"
  ls -1 "$RELEASE_DIR"/*.dmg "$RELEASE_DIR"/*setup.exe 2>/dev/null | while read -r f; do
    log "  $(basename "$f")"
  done || true
fi

if [[ -n "$REMOTE_VER" && "$GIT_VER" != "?" ]]; then
  node -e "
const parse = v => String(v||'0').split('.').map(n=>parseInt(n,10)||0);
const a=parse(process.argv[1]), b=parse(process.argv[2]);
for(let i=0;i<3;i++){const d=(a[i]||0)-(b[i]||0);if(d){process.exit(d>0?0:1)}}
process.exit(0);
" "$GIT_VER" "$REMOTE_VER" && log "OK: git >= remote" || log "WARN: git v${GIT_VER} < remote v${REMOTE_VER} — push:desktop 또는 Jenkins 재빌드 필요"
fi