package useCases

import (
	"RenewCMS/internal/domain/article"
)

type CreateArticleUseCase struct {
	articleRepository article.Repository
	bodyRenderer      article.BodyRenderer
}

type CreateArticleCommand struct {
	Title  string
	Body   string
	Format article.BodyFormat
}

func NewCreateArticleUseCase(articleRepository article.Repository, bodyRenderer article.BodyRenderer) *CreateArticleUseCase {
	return &CreateArticleUseCase{articleRepository, bodyRenderer}
}

func (g *CreateArticleUseCase) CreateArticle(createArticle CreateArticleCommand) (article.Article, error) {
	if err := article.ValidateTitle(createArticle.Title); err != nil {
		return article.Article{}, err
	}

	created, err := g.articleRepository.Create(article.Article{
		Title:    createArticle.Title,
		Body:     createArticle.Body,
		IsOnline: false,
	})
	if err != nil {
		return article.Article{}, err
	}
	return renderArticle(g.bodyRenderer, created, createArticle.Format)
}