/* eslint-disable no-unused-vars */

const markdownUtils = require('@joplin/lib/markdownUtils').default;

describe('markdownUtils', function() {

	beforeEach(async (done) => {
		done();
	});

	it('should prepend a base URL', (async () => {
		const baseUrl = 'https://test.com/site';

		const testCases = [
			['[something](testing.html)', '[something](https://test.com/site/testing.html)'],
			['![something](/img/test.png)', '![something](https://test.com/img/test.png)'],
			['[![something](/img/test.png)](/index.html "Home page")', '[![something](https://test.com/img/test.png)](https://test.com/index.html "Home page")'],
			['[onelink.com](/jmp/?id=123&u=http://something.com/test)', '[onelink.com](https://test.com/jmp/?id=123&u=http://something.com/test)'],
			['[![some text](/img/test.png)](/jmp/?s=80&l=related&u=http://example.com "some description")', '[![some text](https://test.com/img/test.png)](https://test.com/jmp/?s=80&l=related&u=http://example.com "some description")'],
		];

		for (let i = 0; i < testCases.length; i++) {
			const md = testCases[i][0];
			const expected = testCases[i][1];
			expect(markdownUtils.prependBaseUrl(md, baseUrl)).toBe(expected);
		}
	}));

	it('should extract image URLs', (async () => {
		const testCases = [
			['![something](http://test.com/img.png)', ['http://test.com/img.png']],
			['![something](http://test.com/img.png) ![something2](http://test.com/img2.png)', ['http://test.com/img.png', 'http://test.com/img2.png']],
			['![something](http://test.com/img.png "Some description")', ['http://test.com/img.png']],
			['![something](https://test.com/ohoh_(123).png)', ['https://test.com/ohoh_(123).png']],
			['![nothing]() ![something](http://test.com/img.png)', ['http://test.com/img.png']],
		];

		for (let i = 0; i < testCases.length; i++) {
			const md = testCases[i][0];
			const actual = markdownUtils.extractImageUrls(md);
			const expected = testCases[i][1];

			expect(actual.join(' ')).toBe(expected.join(' '));
		}
	}));

	it('escape a markdown link', (async () => {

		const testCases = [
			['file:///Users/who put spaces in their username??/.config/joplin', 'file:///Users/who%20put%20spaces%20in%20their%20username??/.config/joplin'],
			['file:///Users/(and brackets???)/.config/joplin', 'file:///Users/%28and%20brackets???%29/.config/joplin'],
			['file:///Users/thisisfine/.config/joplin', 'file:///Users/thisisfine/.config/joplin'],
		];

		for (let i = 0; i < testCases.length; i++) {
			const md = testCases[i][0];
			const expected = testCases[i][1];
			expect(markdownUtils.escapeLinkUrl(md)).toBe(expected);
		}
	}));

	it('escape a markdown link (title)', (async () => {

		const testCases = [
			['Helmut K. C. Tessarek', 'Helmut K. C. Tessarek'],
			['Helmut (K. C.) Tessarek', 'Helmut (K. C.) Tessarek'],
			['Helmut [K. C.] Tessarek', 'Helmut \\[K. C.\\] Tessarek'],
		];

		for (let i = 0; i < testCases.length; i++) {
			const md = testCases[i][0];
			const expected = testCases[i][1];
			expect(markdownUtils.escapeTitleText(md)).toBe(expected);
		}
	}));

	it('replace markdown link with description', (async () => {

		const testCases = [
			['Test case [one](link)', 'Test case one'],
			['Test case ![two](imagelink)', 'Test case two'],
			['**# -Test case three', 'Test case three'],
			['This is a looooooong tiiitlllle with moore thaaaaaaan eighty characters and a [link](linkurl) at the end', 'This is a looooooong tiiitlllle with moore thaaaaaaan eighty characters and a li'],
			['', ''],
			['These are [link1](one), [link2](two) and ![link3](three)', 'These are link1, link2 and link3'],
			['No description link to [](https://joplinapp.org)', 'No description link to https://joplinapp.org'],
		];

		for (let i = 0; i < testCases.length; i++) {
			const md = testCases[i][0];
			const expected = testCases[i][1];
			expect(markdownUtils.titleFromBody(md)).toBe(expected);
		}
	}));

});