// Code scaffolded by goctl. Safe to edit.
// goctl 1.10.1

package auth

import (
	"context"
	"encoding/json"
	"fmt"
	"io"
	"net/http"
	"net/url"
	"time"

	"sundynix-micro-go/app/user/api/internal/svc"
	"sundynix-micro-go/app/user/api/internal/types"
	"sundynix-micro-go/app/user/rpc/user"
	jwtUtil "sundynix-micro-go/common/utils/jwt"

	jwtv5 "github.com/golang-jwt/jwt/v5"
	"github.com/zeromicro/go-zero/core/logx"
)

type LoginByPhoneLogic struct {
	logx.Logger
	ctx    context.Context
	svcCtx *svc.ServiceContext
}

func NewLoginByPhoneLogic(ctx context.Context, svcCtx *svc.ServiceContext) *LoginByPhoneLogic {
	return &LoginByPhoneLogic{
		Logger: logx.WithContext(ctx),
		ctx:    ctx,
		svcCtx: svcCtx,
	}
}

func (l *LoginByPhoneLogic) LoginByPhone(req *types.LoginByPhoneReq) (resp *types.LoginResp, err error) {
	// 1. 调用微信接口获取手机号
	// TODO: 从配置中获取access_token
	accessToken := "" // 需要通过微信API获取
	apiURL := "https://api.weixin.qq.com/wxa/business/getuserphonenumber?access_token=" + accessToken

	data := map[string]interface{}{"code": req.Code}
	jsonData, _ := json.Marshal(data)

	httpResp, err := http.Post(apiURL, "application/json", nil)
	if err != nil {
		l.Errorf("获取手机号失败: %v", err)
		return nil, fmt.Errorf("获取手机号失败")
	}
	defer httpResp.Body.Close()

	body, _ := io.ReadAll(httpResp.Body)
	var dataMap map[string]interface{}
	_ = json.Unmarshal(body, &dataMap)
	_ = jsonData
	_ = url.Values{}

	// 2. 通过 user-rpc 查询用户
	userResp, err := l.svcCtx.UserRpc.GetUserByOpenId(l.ctx, &user.GetUserByOpenIdReq{
		OpenId: req.OpenId,
	})
	if err != nil {
		return nil, fmt.Errorf("用户不存在")
	}

	// 3. 如果需要更新手机号
	phoneInfo, ok := dataMap["phone_info"].(map[string]interface{})
	if ok {
		phoneNumber, _ := phoneInfo["phoneNumber"].(string)
		if phoneNumber != "" && userResp.User.Phone == "" {
			_, _ = l.svcCtx.UserRpc.UpdateUser(l.ctx, &user.UpdateUserReq{
				Id:    userResp.User.Id,
				Phone: phoneNumber,
			})
			userResp.User.Phone = phoneNumber
		}
	}

	// 4. 生成Token
	j := jwtUtil.NewJWT(l.svcCtx.Config.Auth.AccessSecret)
	claims := jwtUtil.CustomClaims{
		BaseClaims: jwtUtil.BaseClaims{
			ID:      userResp.User.Id,
			Account: userResp.User.Account,
		},
		BufferTime: 3600,
		RegisteredClaims: jwtv5.RegisteredClaims{
			ExpiresAt: jwtv5.NewNumericDate(time.Now().Add(time.Duration(l.svcCtx.Config.Auth.AccessExpire) * time.Second)),
			Issuer:    "sundynix",
		},
	}
	token, _ := j.CreateToken(claims)

	return &types.LoginResp{
		Token:    token,
		UserInfo: userResp.User,
	}, nil
}