package app

import (
	"cake_crm/internal/modules/messenger"
	"cake_crm/internal/modules/storage"
	"cake_crm/internal/services/card"
	"cake_crm/internal/services/order"
	proto "cake_crm/proto"
	"context"
)

type Server struct {
	proto.UnsafeCRMServer
	storage      storage.IStorage
	messenger    messenger.IMessenger
	cardService  *card.Service
	orderService *order.Service
}

func NewServer(
	storage storage.IStorage,
	messenger messenger.IMessenger,
	cardService *card.Service,
	orderService *order.Service,
) proto.CRMServer {
	return &Server{
		storage:      storage,
		messenger:    messenger,
		cardService:  cardService,
		orderService: orderService,
	}
}

func (s *Server) GetCatalog(ctx context.Context, _ *proto.GetCatalogReq) (*proto.CatalogRsp, error) {
	categories, err := s.storage.GetCatalog(ctx)
	if err != nil {
		return nil, err
	}
	return &proto.CatalogRsp{Categories: categories}, nil
}

func (s *Server) GetPositions(ctx context.Context, req *proto.GetPositionsReq) (*proto.PositionsRsp, error) {
	products, err := s.storage.GetPositions(ctx, req.Id)
	if err != nil {
		return nil, err
	}
	return &proto.PositionsRsp{Products: products}, nil
}

func (s *Server) GetProduct(ctx context.Context, req *proto.GetProductReq) (*proto.ProductRsp, error) {
	product, err := s.storage.GetProduct(ctx, req.Id)
	if err != nil {
		return nil, err
	}
	return &proto.ProductRsp{Product: product}, nil
}

func (s *Server) GetBreadcrumbs(ctx context.Context, req *proto.GetBreadcrumbsReq) (*proto.BreadcrumbsRsp, error) {
	breadcrumbs, err := s.storage.GetBreadcrumbs(ctx, req.Id)
	if err != nil {
		return nil, err
	}
	return &proto.BreadcrumbsRsp{Categories: breadcrumbs}, nil
}

func (s *Server) Order(ctx context.Context, req *proto.OrderReq) (*proto.OrderRsp, error) {
	enrichItems, err := s.cardService.GetCard(ctx, req.Order.Items)
	if err != nil {
		return nil, err
	}
	text, err := s.orderService.CreateOrderText(req, enrichItems)
	if err != nil {
		return nil, err
	}
	return &proto.OrderRsp{}, s.messenger.SendMessage(text)
}

func (s *Server) GetCard(ctx context.Context, req *proto.CardReq) (*proto.CardRsp, error) {
	enrichItems, err := s.cardService.GetCard(ctx, req.Items)
	if err != nil {
		return nil, err
	}
	return &proto.CardRsp{Items: enrichItems}, nil
}