#!/bin/bash
# 彻底清空中转（设备 + 孤儿绑定）。
set -u

BASE=http://127.0.0.1:8080
KEY=$(cat /root/lanremote-relay/data/admin_key.txt 2>/dev/null)
STATE=/root/lanremote-relay/data/relay_state.json

echo "===== 清空之前 ====="
python3 - "$STATE" <<'PY'
import json, sys
try:
    d = json.load(open(sys.argv[1]))
except Exception:
    print("  读不到状态文件")
    raise SystemExit
print(f"  绑定 {len(d.get('codes', []))} 条")
PY
curl -s --max-time 8 "$BASE/v1/health" > /tmp/pre.json 2>/dev/null
python3 -c "
import json
d=json.load(open('/tmp/pre.json'))
print(f\"  设备 {len(d.get('devices',[]))} 台，会话 {d.get('sessions')}\")
" 2>/dev/null

echo
echo "===== 调 delete_all（管理钥匙走 X-Admin 头）====="
RESULT=$(curl -s --max-time 15 -X POST "$BASE/v1/admin/delete_all" \
    -H "X-Admin: $KEY" -H 'Content-Type: application/json' -d '{}')
echo "  $RESULT"

echo
echo "===== 清空之后 ====="
python3 - "$STATE" <<'PY'
import json, sys
d = json.load(open(sys.argv[1]))
codes = d.get("codes", [])
print(f"  绑定 {len(codes)} 条" + ("" if not codes else f"  残留: {codes}"))
PY

curl -s --max-time 8 "$BASE/v1/health" > /tmp/post.json 2>/dev/null
python3 -c "
import json
d=json.load(open('/tmp/post.json'))
print(f\"  设备 {len(d.get('devices',[]))} 台，会话 {d.get('sessions')}，内存 {d.get('memoryKB',0)//1024} MB\")
" 2>/dev/null

echo
echo "===== 789113 能不能用 ====="
R=$(curl -s --max-time 8 -X POST "$BASE/v1/agent/register" \
    -H 'Content-Type: application/json' \
    -d '{"deviceId":"probe-final-check","code":"789113","name":"探测","version":"1.4.0"}')
echo "  $R" | head -c 140
echo
if echo "$R" | grep -q '"ok": *true'; then
    echo "  ✓ 789113 空闲可用"
    curl -s -o /dev/null -X POST "$BASE/v1/admin/forget" \
        -H "X-Admin: $KEY" -H 'Content-Type: application/json' \
        -d '{"code":"789113"}'
    echo "  （探测记录已清掉，恢复空闲）"
else
    echo "  ✗ 还被占"
fi

echo
echo "===== 最终 ====="
printf "  %-30s %-10s %s\n" "服务" "运行" "自启"
for s in lanremote-relay lanremote-tunnel lanremote-watchdog.timer; do
    printf "  %-30s %-10s %s\n" "$s" \
        "$(systemctl is-active $s 2>/dev/null)" \
        "$(systemctl is-enabled $s 2>/dev/null)"
done
echo
echo "  公网地址: $(cat /root/lanremote-relay/public_url.txt)"
echo "  可达性:   HTTP $(timeout 20 curl -4 -s -o /dev/null -w '%{http_code}' -H 'User-Agent: LanRemote/1.4.0' https://relay.xxmxxs.top/v1/health 2>/dev/null)"
echo "  连接数:   $(curl -s --max-time 5 http://127.0.0.1:20241/metrics 2>/dev/null | grep '^cloudflared_tunnel_ha_connections' | awk '{print $2}')"
echo "  内存:     $(free -m | awk 'NR==2{printf "已用 %s MB / 可用 %s MB", $3, $7}')"