package logic

import (
	"context"
	"lone-services/pkg/modelbase"
	"lone-services/pkg/utils"
	"lone-services/rpc/store/pb"
	"lone-services/services/store/internal/dao"
	"lone-services/services/store/internal/model"
	"lone-services/services/store/internal/svc"
	"lone-services/services/store/validator"
	"strconv"

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

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

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

func (l *DepositDownLogic) DepositDown(in *store.DepositItemsRequest) (*store.ExcelExportResponse, error) {
	var v validator.DepositItemsValidator
	res := &store.ExcelExportResponse{}
	if fail := l.checkParams(in, &v); fail != nil {
		res.Msg = fail.Msg
		return res, nil
	}
	adminInfo := utils.GetUserFromCtx(l.ctx)

	if adminInfo.ID < utils.NumberOne {
		res.Msg = utils.ErrorNoLoginInfo.Msg
		return res, nil
	}

	var info []dao.DepositDown
	w := modelbase.Params{
		Page:  int(in.Page),
		Size:  int(in.Size),
		Order: "id desc",
	}

	w.Eq = make(map[string]string)

	storeMap := make(map[int64]string)
	if len(v.Name) > utils.NumberZero {
		ww := modelbase.Params{Like: map[string]string{"name LIKE ? ": "%%" + v.Name + "%%"}}
		var storeItems []dao.StoreNames
		err := model.StoreModel{}.Init().Items(ww, &storeItems)
		if err != nil {
			l.Logger.Error(err)
			res.Msg = utils.Fail.Msg
			return res, nil
		}

		var ids []string
		for _, item := range storeItems {
			ids = append(ids, strconv.Itoa(int(item.Id)))
			storeMap[item.Id] = item.Name
		}
		if len(ids) < utils.NumberOne {
			res.Msg = utils.ErrorNotFund.Msg
			return res, nil
		}

		w.In = map[string][]string{"store_id": ids}
	}
	if v.Status > utils.NumberZero {
		w.Eq["status"] = strconv.Itoa(int(v.Status))
	}
	err := model.DepositModel{}.Init().Items(w, &info)
	if err != nil {
		l.Logger.Error(err)
		res.Msg = utils.Fail.Msg
		return res, nil
	}

	if len(storeMap) < utils.NumberOne {
		var storeIds []string
		for _, values := range info {
			storeIds = append(storeIds, strconv.Itoa(int(values.StoreId)))
		}
		ww := modelbase.Params{In: map[string][]string{"id": storeIds}}
		var storeItems []dao.StoreNames
		err = model.StoreModel{}.Init().Items(ww, &storeItems)
		if err != nil {
			l.Logger.Error(err)
			res.Msg = utils.Fail.Msg
			return res, nil
		}

		for _, item := range storeItems {
			storeMap[item.Id] = item.Name
		}
	}

	for key, val := range info {
		if name, ok := storeMap[val.StoreId]; ok {
			info[key].StoreName = name
		}
	}

	// 2. 配置导出列：表头 ↔ 结构体字段
	columns := []utils.ExcelColumn{
		{Header: "ID", Field: "Id"},
		{Header: "票据", Field: "Bill"},
		{Header: "金额", Field: "Amount"},
		{Header: "门店名", Field: "StoreName"},
		{Header: "汇款时间", Field: "CreateTime"},
	}

	res.Name = "核对列表"
	// 3. 一行导出
	data, err := utils.ExcelExport(columns, info)
	if err != nil {
		res.Msg = err.Error()
		return res, nil
	}
	res.Data = data
	return res, nil
}