#!/usr/bin/env bash
# 一键体检：网络 / 端口 / adb / ffmpeg / docker / 服务状态（模块化输出）
set -euo pipefail
ROOT="$(cd "$(dirname "$0")/../.." && pwd)"
REPO="$ROOT"
# shellcheck source=/dev/null
source "$ROOT/live-platform/scripts/lib/common.sh"

STACK_ENV="$REPO/config/system-stack.env"
if [[ -f "$STACK_ENV" ]]; then
  set -a
  # shellcheck source=/dev/null
  . "$STACK_ENV"
  set +a
fi

echo "=== Live Platform Doctor ==="
echo "arch: $(detect_arch)"
echo "hostname: $(hostname -f 2>/dev/null || hostname)"

section() { echo ""; echo "--- $1 ---"; }

section "loopback / DNS"
ping -c1 -W2 127.0.0.1 >/dev/null 2>&1 && echo "ping 127.0.0.1: ok" || echo "ping 127.0.0.1: fail"
MDNS_HOST="${HOSTNAME_ALIAS:-live}.local"
getent hosts "$MDNS_HOST" >/dev/null 2>&1 && echo "$MDNS_HOST resolves: yes" || echo "$MDNS_HOST resolves: fail"

section "config"
if [[ -f /opt/live/config/system.json ]]; then
  echo "system.json: present"
else
  echo "system.json: MISSING (run install-core)"
fi
if [[ -f /opt/live/generated/system-stack.env ]]; then
  echo "generated env: present"
else
  echo "generated env: missing"
fi

section "ports (LISTEN)"
command -v ss >/dev/null 2>&1 && ss -tlnp 2>/dev/null | head -n 40 || netstat -tlnp 2>/dev/null | head -n 40 || true

section "adb"
if command -v adb >/dev/null 2>&1; then
  adb devices -l || true
else
  echo "adb not installed"
fi

section "ffmpeg"
command -v ffmpeg >/dev/null 2>&1 && ffmpeg -version | head -n1 || echo "ffmpeg missing"

section "docker"
if command -v docker >/dev/null 2>&1; then
  docker info >/dev/null 2>&1 && echo "docker: daemon ok" || echo "docker: daemon unreachable"
else
  echo "docker not installed"
fi

section "proxy hint (ShellCrash)"
if [[ -d /etc/ShellCrash ]]; then
  echo "ShellCrash dir: /etc/ShellCrash"
else
  echo "ShellCrash dir: not found"
fi

if [[ -f "$REPO/web.py" ]] && command -v curl >/dev/null 2>&1; then
  section "API"
  PORT="${PORT:-8001}"
  curl -sS -m 3 "http://127.0.0.1:${PORT}/health" && echo "" || echo "health check failed on :$PORT"
  section "Port 80 (live-edge / Caddy)"
  systemctl is-active live-edge.service 2>/dev/null || echo "live-edge.service: inactive"
  curl -sS -m 5 -o /dev/null -w "GET http://127.0.0.1/ → http_code=%{http_code}\n" "http://127.0.0.1/" || echo "curl :80 failed"
  section "Deployment Acceptance"
  deploy_json="$(curl -fsS -m 10 "http://127.0.0.1:${PORT}/deploy/check" 2>/dev/null || true)"
  if [[ -n "$deploy_json" ]]; then
    DEPLOY_JSON="$deploy_json" python3 - <<'PY'
import json
import os
import sys

raw = os.environ.get("DEPLOY_JSON", "").strip()
if not raw:
    raise SystemExit(0)
data = json.loads(raw)
status = "READY" if data.get("ready") else "DEGRADED"
print(f"status: {status} ({data.get('pass_count', 0)}/{data.get('total_count', 0)} checks passed)")
for item in data.get("checks") or []:
    mark = "OK" if item.get("ok") else "FAIL"
    label = item.get("label") or item.get("id") or "check"
    detail = item.get("detail") or ""
    print(f"{mark:4} {label}: {detail}")
hints = data.get("hints") or []
if hints:
    print("hints:")
    for line in hints:
        print(f"- {line}")
urls = data.get("urls") or {}
if urls:
    print("urls:")
    for key in ("mdns_root", "mdns_control", "lan_root", "lan_control", "loopback_api"):
        value = urls.get(key)
        if value:
            print(f"- {key}: {value}")
PY
  else
    echo "deploy/check unavailable on :$PORT"
  fi
fi

echo ""
echo "=== Doctor finished ==="