package agent

import (
	"context"
	"bdqr-server/app/main/model"
	"bdqr-server/common/ctxdata"
	"bdqr-server/common/globalkey"
	"bdqr-server/common/xerr"

	"github.com/pkg/errors"

	"bdqr-server/app/main/api/internal/svc"
	"bdqr-server/app/main/api/internal/types"

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

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

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

func (l *GetWithdrawalListLogic) GetWithdrawalList(req *types.GetWithdrawalListReq) (resp *types.GetWithdrawalListResp, err error) {
	userID, err := ctxdata.GetUidFromCtx(l.ctx)
	if err != nil {
		return nil, errors.Wrapf(xerr.NewErrCode(xerr.SERVER_COMMON_ERROR), "获取用户信息失败, %v", err)
	}

	// 1. 获取代理信息
	agent, err := l.svcCtx.AgentModel.FindOneByUserId(l.ctx, userID)
	if err != nil {
		if errors.Is(err, model.ErrNotFound) {
			return nil, errors.Wrapf(xerr.NewErrMsg("您不是代理"), "")
		}
		return nil, errors.Wrapf(xerr.NewErrCode(xerr.DB_ERROR), "查询代理信息失败, %v", err)
	}

	// 2. 构建查询条件
	builder := l.svcCtx.AgentWithdrawalModel.SelectBuilder().
		Where("agent_id = ? AND del_state = ?", agent.Id, globalkey.DelStateNo).
		OrderBy("create_time DESC")

	// 3. 分页查询
	page := req.Page
	if page <= 0 {
		page = 1
	}
	pageSize := req.PageSize
	if pageSize <= 0 {
		pageSize = 20
	}
	offset := (page - 1) * pageSize

	// 4. 查询总数
	total, err := l.svcCtx.AgentWithdrawalModel.FindCount(l.ctx, builder, "id")
	if err != nil {
		return nil, errors.Wrapf(xerr.NewErrCode(xerr.DB_ERROR), "查询提现记录总数失败, %v", err)
	}

	// 5. 查询列表
	builder = builder.Limit(uint64(pageSize)).Offset(uint64(offset))
	withdrawals, err := l.svcCtx.AgentWithdrawalModel.FindAll(l.ctx, builder, "")
	if err != nil {
		return nil, errors.Wrapf(xerr.NewErrCode(xerr.DB_ERROR), "查询提现记录列表失败, %v", err)
	}

	// 6. 组装响应
	var list []types.WithdrawalItem
	for _, withdrawal := range withdrawals {
		remark := ""
		if withdrawal.Remark.Valid {
			remark = withdrawal.Remark.String
		}

		list = append(list, types.WithdrawalItem{
			Id:           withdrawal.Id,
			WithdrawalNo: withdrawal.WithdrawNo,
			Amount:       withdrawal.Amount,
			TaxAmount:    withdrawal.TaxAmount,
			ActualAmount: withdrawal.ActualAmount,
			Status:       withdrawal.Status,
			PayeeAccount: withdrawal.PayeeAccount,
			PayeeName:    withdrawal.PayeeName,
			Remark:       remark,
			CreateTime:   withdrawal.CreateTime.Format("2006-01-02 15:04:05"),
		})
	}

	return &types.GetWithdrawalListResp{
		Total: total,
		List:  list,
	}, nil
}
