package productitemservicelogic

import (
	"code.30cm.net/digimon/app-cloudep-product-service/gen_result/pb/product"
	"code.30cm.net/digimon/app-cloudep-product-service/internal/svc"
	domain "code.30cm.net/digimon/app-cloudep-product-service/pkg/domain/product"
	"code.30cm.net/digimon/app-cloudep-product-service/pkg/domain/usecase"
	"code.30cm.net/digimon/library-go/errs"
	"context"

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

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

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

// Update 更新 Item
func (l *UpdateLogic) Update(in *product.UpdateProductItemRequest) (*product.OKResp, error) {
	update := &usecase.UpdateProductItems{
		Name:             in.Name,
		Description:      in.Description,
		ShortDescription: in.ShortDescription,
		IsUnLimit:        in.IsUnLimit,
		IsFree:           in.IsFree,
		Stock:            in.Stock,
		Price:            in.Price,
		SKU:              in.Sku,
	}
	if in.TimeSeries != nil {
		ts, status := domain.StringToTimeSeries(in.GetTimeSeries())
		if !status {
			return nil, errs.InvalidFormat("timeSeries")
		}
		update.TimeSeries = &ts
	}
	if len(in.GetMedia()) > 0 {
		// 專案動態內容(圖片或者影片)
		m := make([]usecase.Media, 0, len(in.GetMedia()))
		for _, item := range in.GetMedia() {
			m = append(m, usecase.Media{
				Sort: *item.Sort,
				URL:  item.Url,
				Type: item.Type,
			})
		}
		update.Media = m
	}
	if len(in.GetCustomFields()) > 0 {
		// 自定義屬性
		c := make([]usecase.CustomFields, 0, len(in.GetCustomFields()))
		for _, cItem := range in.GetCustomFields() {
			c = append(c, usecase.CustomFields{
				Key:   cItem.Key,
				Value: cItem.Value,
			})
		}
		update.CustomFields = c
	}
	if len(in.GetFreight()) > 0 {
		// 運費
		f := make([]usecase.CustomFields, 0, len(in.GetFreight()))
		for _, fItem := range in.GetFreight() {
			f = append(f, usecase.CustomFields{
				Key:   fItem.Key,
				Value: fItem.Value,
			})
		}
		update.Freight = f
	}

	err := l.svcCtx.ProductItemUseCase.Update(l.ctx, in.GetId(), update)
	if err != nil {
		return nil, err
	}

	return &product.OKResp{}, nil
}