// Code scaffolded by goctl. Safe to edit.
// goctl 1.9.2

package user

import (
	"context"
	"errors"
	"juwan-backend/app/users/api/internal/svc"
	"juwan-backend/app/users/api/internal/types"
	"juwan-backend/app/users/rpc/usercenter"
	"time"

	"github.com/zeromicro/go-zero/core/logx"
)

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

// 用户登录接口
func NewLoginLogic(ctx context.Context, svcCtx *svc.ServiceContext) *LoginLogic {
	return &LoginLogic{
		Logger: logx.WithContext(ctx),
		ctx:    ctx,
		svcCtx: svcCtx,
	}
}

func (l *LoginLogic) Login(req *types.LoginReq) (resp *types.LoginResp, err error) {
	if len(req.Username) < 3 || len(req.Password) > 20 || len(req.Password) < 8 || len(req.Password) > 20 {
		return nil, errors.New("the information is illegal")
	}

	res, err := l.svcCtx.UserRpc.Login(l.ctx, &usercenter.LoginReq{
		Username: req.Username,
		Passwd:   req.Password,
	})
	logx.Infof("res:%v", res)
	if err != nil {
		logx.Errorf("rpc login err: %v", err)
		return nil, errors.New("login fail")
	}

	if res == nil || res.Id <= 0 || res.Username == "" || res.Token == "" {
		logx.Errorf("rpc login returned empty payload, username=%s, resp=%+v", req.Username, res)
		return nil, errors.New("login fail")
	}

	return &types.LoginResp{
		UserId:   res.Id,
		Username: res.Username,
		Email:    res.Email,
		Token:    res.Token,
		Expires:  int64((7 * 24 * time.Hour).Seconds()),
	}, nil
}