package stats

import (
	"context"

	"muyu-apiserver/gateway/internal/svc"
	"muyu-apiserver/gateway/internal/types"
	"muyu-apiserver/rpc/purchase/purchaseservice"

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

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

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

func (l *GetPurchaseStatsSummaryLogic) GetPurchaseStatsSummary(req *types.PurchaseStatsSummaryReq) (*types.PurchaseStatsSummaryResp, error) {
	resp, err := l.svcCtx.PurchaseRpc.GetPurchaseStatsSummary(l.ctx, &purchaseservice.PurchaseStatsSummaryReq{
		StartDate: req.StartDate,
		EndDate:   req.EndDate,
	})
	if err != nil {
		return nil, err
	}
	return &types.PurchaseStatsSummaryResp{
		TotalOrders:     resp.OrderCount,
		TotalAmount:     resp.TotalPurchaseAmount,
		TotalPaidAmount: resp.TotalPaidAmount,
		UnpaidAmount:    resp.TotalUnpaidAmount,
	}, nil
}