import Sequelize, {DataTypes, Model} from 'sequelize';
import sequelize from '../dbobject';

import marked from 'marked';
import slugify from 'slugify';
import createDomPurify from 'dompurify';
const {JSDOM} = require('jsdom');
const dompurify = createDomPurify(new JSDOM().window);

export interface articleI extends Model {
	id: string;
	title: string;
	markdown: string;
	slug: string;
	sanitizedHtml: string;
}

const Article = sequelize.define<articleI>('article', {
	id: {
		type: DataTypes.UUID,
		allowNull: false,
		unique: true,
		primaryKey: true,
		defaultValue: Sequelize.UUIDV4,
	},
	title: {
		type: DataTypes.STRING,
		allowNull: false,
		unique: true,
	},
	markdown: {
		type: DataTypes.TEXT,
		allowNull: false,
	},
	slug: {
		type: DataTypes.STRING,
		allowNull: false,
		unique: true,
	},
	sanitizedHtml: {
		type: DataTypes.TEXT,
		allowNull: false,
	},
});

Article.addHook('beforeValidate', (article: articleI, options: any) => {
	options.fields.push('slug');
	options.fields.push('sanitizedHtml');
	if (article.title) {
		article.slug = slugify(article.title, {lower: true, strict: true});
	}
	if (article.markdown) {
		article.sanitizedHtml = dompurify.sanitize(marked(article.markdown));
	}
});

export default Article;