import { getImAdminToken,imAccountCheck,registerImUser,getImUserToken,updateImUser } from "@/pages_im/api/imApi";

// 保证管理员 Token 存在且可用
const ensureAdminToken = async () => {
	  let adminToken = uni.getStorageSync('IMAdminToken');
	  if (adminToken) return adminToken;
	  const resp = await getImAdminToken();
	  const token = resp?.token ?? resp?.data?.token;
	  if (!token) throw new Error('IMAdminToken 获取失败');
	  uni.setStorageSync('IMAdminToken', token);
	  console.log("qxj IMAdminToken",uni.getStorageSync("IMAdminToken"));
	  return token;
};

const delay = (ms) => new Promise((r) => setTimeout(r, ms));""

export const imAccountCheckReg = (userID) => {
  return new Promise(async (resolve, reject) => {
	   let data={};
	   let hasReg=false;
		try {
			  let token = uni.getStorageSync('IMAdminToken');
			  let tokenData={};
			  if(!token){
				   const respTokenObj = await getImAdminToken();
					if(respTokenObj.errCode==0){
						tokenData = respTokenObj.data;
						token=tokenData.token;
						uni.setStorageSync("IMAdminToken",token);
					}
			  }
			  data = await imAccountCheck(userID);
			  if(data.results.lenth>0){
			  	  uni.setStorage({key: "IMUserID",data: userID});
			  	  hasReg=true;
			  }
			  data={hasReg:hasReg};  
			  resolve(data);
		} catch (e) {
			reject(e);
		}
       
  });
};

export const getImUserTokenReq = async (userID, maxRetries = 3) => {
  for (let attempt = 1; attempt <= maxRetries; attempt++) {
    try {
		  await ensureAdminToken();
		  const userTokenData = await getImUserToken(userID);
		  //console.log("qxj getImUserTokenReq userTokenData",userTokenData);
		  uni.setStorage({ key: 'IMToken', data: userTokenData.token });
		  uni.setStorage({ key: 'IMUserID', data: userID });
		  return userTokenData;
    } catch (err) {
		   console.log("qxj getImUserTokenReq err",err);
		  const isExpired = err?.errCode === 1501 || /TokenExpired/i.test(err?.errMsg || '');
		  if (!isExpired || attempt === maxRetries) {
			console.error('获取 IM 用户 token 失败:', err);
			throw err;
		  }
		  // 刷新管理员 token 后重试
		  uni.removeStorageSync('IMAdminToken');
		  try { await ensureAdminToken(); } catch (_) {}
		  await delay(Math.min(1000 * attempt, 3000));
    }
  }
};

export const registerImUserReq = async (userID, nickname, faceURL, maxRetries = 3) => {
  for (let attempt = 1; attempt <= maxRetries; attempt++) {
    try {
      await ensureAdminToken();
      const params = { users: [{ userID, nickname, faceURL }] };
      await registerImUser(params);
      const data = await getImUserToken(userID);
      uni.setStorage({ key: 'IMToken', data: data.token });
      uni.setStorage({ key: 'IMUserID', data: userID });
      return data;
    } catch (err) {
      const isExpired = err?.errCode === 1501 || /TokenExpired/i.test(err?.errMsg || '');
      if (!isExpired || attempt === maxRetries) {
        console.error('注册 IM 用户失败:', err);
        throw err;
      }
      uni.removeStorageSync('IMAdminToken');
      try { await ensureAdminToken(); } catch (_) {}
      await delay(Math.min(1000 * attempt, 3000));
    }
  }
};


export const updateImUserReq = async (userID, nickname, faceURL, maxRetries = 3) => {
  for (let attempt = 1; attempt <= maxRetries; attempt++) {
    try {
      await ensureAdminToken();
      const params = { userInfo: { userID, nickname, faceURL } };
      await updateImUser(params);
      const data = await getImUserToken(userID);
      uni.setStorage({ key: 'IMToken', data: data.token });
      uni.setStorage({ key: 'IMUserID', data: userID });
      return data;
    } catch (err) {
      const isExpired = err?.errCode === 1501 || /TokenExpired/i.test(err?.errMsg || '');
      if (!isExpired || attempt === maxRetries) {
        console.error('更新 IM 用户失败:', err);
        throw err;
      }
      uni.removeStorageSync('IMAdminToken');
      try { await ensureAdminToken(); } catch (_) {}
      await delay(Math.min(1000 * attempt, 3000));
    }
  }
};


export const openImLoginApi=async (data,IMToken,IMUserID,succCallBack,failCallBack) => {
	console.log("----qxj IMUserID:"+IMUserID+" IMToken:"+IMToken);
    let userID=data.userID;
	let nickName=data.nickName;
	let faceURL=data.avatar;
	if(!!IMUserID || !!IMToken){
		  getImUserTokenReq(IMUserID).then(res => {
			   updateImUserReq(userID,nickName,faceURL).then(res1 => {
			   		succCallBack(res.token);
			   	},
			   	rej => {
			   		failCallBack(); 
			   	}
			   ).catch((res) => {
			   	   failCallBack();
			   });
				
			},
			rej => {
				if(rej.errCode==1004 && rej.errMsg=="RecordNotFoundError"){  //未找到
					registerImUserReq(userID,nickName,faceURL).then(res => {
							succCallBack();
						},
						rej => {
							failCallBack();
						}
					).catch((res) => {
						 failCallBack();
					});
				}
				
			}
		).catch((err) => {
		     failCallBack();
		});
	}
	else{
		
		registerImUserReq(userID,nickName,faceURL).then(res => {
				succCallBack();
			},
			rej => {
				failCallBack();
			}
		).catch(() => {
			
		});
	}

};


export const testImLoginApi=async (data,IMToken,IMUserID,succCallBack,failCallBack) => {
	console.log("----qxj IMUserID:"+IMUserID+" IMToken:"+IMToken);
	if(!!IMUserID || !!IMToken){
		  getImUserTokenReq(IMUserID).then(res => {
			   succCallBack(res.token);
			},
			rej => {
				failCallBack();
			}
		).catch((err) => {
		     failCallBack();
		});
	}
	else{
		
		registerImUserReq(userID,nickName,faceURL).then(res => {
				succCallBack();
			},
			rej => {
				failCallBack();
			}
		).catch(() => {
			
		});
	}

};