package logic

import (
	"context"
	"lone-services/pkg/modelbase"
	"lone-services/pkg/utils"
	product "lone-services/rpc/product/pb"
	"lone-services/services/task/internal/dao"
	"lone-services/services/task/internal/model"

	"lone-services/rpc/task/pb"
	"lone-services/services/task/internal/svc"

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

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

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

func (l *ItemsLogic) Items(in *task.EmtpyRequest) (*task.Response, error) {
	modelObj := model.TaskModel{}.Init()
	w := modelbase.Params{}

	var data []dao.TaskInfo
	err := modelObj.Items(w, &data)
	if err != nil {
		return l.fail(utils.ErrorNotFund)
	}

	var ids []int64
	if len(data) < utils.NumberOne {
		return l.ok(data)
	}
	for _, productItem := range data {
		ids = append(ids, productItem.ProductId)
	}
	cli, err := svc.GetRpcClient(l.svcCtx.ProductSvcName)
	if err != nil {
		logx.Errorf("get rpc client err: %v", err)
		return l.fail(utils.ErrorInternalServer)
	}
	productClient := product.NewProductClient(cli.Conn())
	productItems, err := productClient.ItemsByIds(context.Background(), &product.ItemsByIdsReq{Ids: ids})
	if err != nil {
		logx.Errorf("get products err: %v", err)
		return l.fail(utils.ErrorInternalServer)
	}
	names := make(map[int64]string)
	for _, productItem := range productItems.Items {
		names[productItem.Id] = productItem.Name
	}
	for key, dataItem := range data {
		if _, ok := names[dataItem.ProductId]; ok {
			l.Logger.Error(ok)
			data[key].ProductName = names[dataItem.ProductId]
		}
	}

	return l.ok(data)
}