package user

import (
	"context"

	"photography-backend/internal/svc"
	"photography-backend/internal/types"

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

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

// 获取用户列表
func NewGetUserListLogic(ctx context.Context, svcCtx *svc.ServiceContext) *GetUserListLogic {
	return &GetUserListLogic{
		Logger: logx.WithContext(ctx),
		ctx:    ctx,
		svcCtx: svcCtx,
	}
}

func (l *GetUserListLogic) GetUserList(req *types.GetUserListRequest) (resp *types.GetUserListResponse, err error) {
	// 1. 查询用户列表
	users, err := l.svcCtx.UserModel.FindList(l.ctx, req.Page, req.PageSize, req.Keyword)
	if err != nil {
		return nil, err
	}

	// 2. 统计总数
	total, err := l.svcCtx.UserModel.Count(l.ctx, req.Keyword)
	if err != nil {
		return nil, err
	}

	// 3. 转换数据结构（不返回密码）
	var userList []types.User
	for _, user := range users {
		userList = append(userList, types.User{
			Id:        user.Id,
			Username:  user.Username,
			Email:     user.Email,
			Avatar:    user.Avatar,
			Status:    int(user.Status),
			CreatedAt: user.CreatedAt.Unix(),
			UpdatedAt: user.UpdatedAt.Unix(),
		})
	}

	// 4. 返回结果
	return &types.GetUserListResponse{
		BaseResponse: types.BaseResponse{
			Code:    200,
			Message: "查询成功",
		},
		Data: types.UserListData{
			PageResponse: types.PageResponse{
				Total: total,
				Page:  req.Page,
				Size:  req.PageSize,
			},
			Users: userList,
		},
	}, nil
}