package application

import (
	"errors"
	"vegan-barcode/internal/database"
	"vegan-barcode/internal/models"
)

func (a *Application) GetClaims(system string, barcode string) (*models.ProductClaims, error) {
	product, err := a.db.FindProductByBarcode(system, barcode)
	if err != nil {
		return nil, err
	}
	if product == nil {
		return nil, errors.New("product not found")
	}

	claims, err := a.db.FindClaimsByProductID(product.Id)
	if err != nil {
		return nil, err
	}

	return &models.ProductClaims{Id: product.Id, Claims: claims}, nil
}

func (a *Application) CreateClaim(system string, barcode string, form models.UserClaimForm) (*database.UserClaim, error) {
	product, err := a.db.FindProductByBarcode(system, barcode)
	if err != nil {
		return nil, err
	}
	// no product, create new
	if product == nil {
		product, err = a.db.CreateProduct(system, barcode)
		if err != nil {
			return nil, err
		}
	}

	return a.db.CreateUserClaim(product.Id, form)
}