using UnityEngine;
using UnityEngine.Networking;
using System.Collections;
using System.Linq;

public class RoomManager : MonoBehaviour
{
    [System.Serializable]
    public class RoomInfo
    {
        public string roomId;
        public int memberCount;
        public long createdAt;
        public string[] members;
    }

    [System.Serializable]
    public class RoomsResponse
    {
        public int count;
        public RoomInfo[] rooms;
    }

    private const string API_BASE = "http://localhost:3000/api";

    // 获取所有房间
    public IEnumerator GetAllRooms(System.Action<RoomInfo[]> callback)
    {
        using (UnityWebRequest request = UnityWebRequest.Get($"{API_BASE}/rooms"))
        {
            yield return request.SendWebRequest();
            
            if (request.result == UnityWebRequest.Result.Success)
            {
                var json = request.downloadHandler.text;
                var response = JsonUtility.FromJson<RoomsResponse>(json);
                callback?.Invoke(response.rooms);
            }
            else
            {
                Debug.LogError($"获取房间失败: {request.error}");
                callback?.Invoke(null);
            }
        }
    }

    // 获取指定房间的成员
    public IEnumerator GetRoomMembers(string roomId, System.Action<string[]> callback)
    {
        using (UnityWebRequest request = UnityWebRequest.Get($"{API_BASE}/rooms/{roomId}"))
        {
            yield return request.SendWebRequest();
            
            if (request.result == UnityWebRequest.Result.Success)
            {
                var json = request.downloadHandler.text;
                // 解析 members 数组
                var response = JsonUtility.FromJson<RoomDetailResponse>(json);
                callback?.Invoke(response.members);
            }
            else
            {
                callback?.Invoke(null);
            }
        }
    }

    [System.Serializable]
    private class RoomDetailResponse
    {
        public string roomId;
        public string[] members;
        public int memberCount;
    }
}