import { describe, expect, it } from 'vitest'
import { blockMediaIds, emptyBlockData, isBlockEmpty, isBlockType, parseBlocks } from '~/domain/blocks'

const id = '11111111-1111-4111-8111-111111111111'

describe('parseBlocks', () => {
	it('nimmt alle Blocktypen in Reihenfolge an', async () => {
		const result = parseBlocks([
			{ type: 'text', data: { text: 'Hallo' } },
			{ type: 'image', data: { mediaId: id } },
			{ type: 'gallery', data: { mediaIds: [id] } },
			{ type: 'before_after', data: { beforeMediaId: id, afterMediaId: id } },
			{ type: 'video', data: { url: 'https://nyo.de/film.mp4' } },
			{ type: 'quote', data: { text: 'Kurz', source: 'Paul' } },
			{ type: 'code', data: { code: 'const a = 1', language: 'ts' } },
			{ type: 'link', data: { url: 'https://nyo.de', label: 'NYO' } },
			{ type: 'callout', data: { text: 'Achtung', tone: 'warning' } },
		])

		expect(result.ok).toBe(true)
		expect(result.ok && result.blocks.map(block => block.type)).toEqual([
			'text',
			'image',
			'gallery',
			'before_after',
			'video',
			'quote',
			'code',
			'link',
			'callout',
		])
	})

	it('füllt fehlende Felder mit leeren Werten', () => {
		const result = parseBlocks([{ type: 'callout', data: {} }])

		expect(result.ok && result.blocks[0]?.data).toEqual({ title: '', text: '', tone: 'info' })
	})

	it('meldet einen unbekannten Blocktyp mit Position', () => {
		const result = parseBlocks([{ type: 'text', data: { text: 'Hallo' } }, { type: 'karussell', data: {} }])

		expect(result).toMatchObject({ ok: false, index: 1, type: 'karussell' })
	})

	it('lehnt eine kaputte Adresse und eine kaputte Bildkennung ab', () => {
		expect(parseBlocks([{ type: 'link', data: { url: 'kein-verweis' } }]).ok).toBe(false)
		expect(parseBlocks([{ type: 'image', data: { mediaId: 'abc' } }]).ok).toBe(false)
	})

	it('nimmt eine leere Bildkennung an', () => {
		expect(parseBlocks([{ type: 'image', data: { mediaId: '' } }]).ok).toBe(true)
	})
})

describe('Blockhilfen', () => {
	it('sammelt alle Bildkennungen eines Blocks', () => {
		expect(blockMediaIds({ type: 'gallery', data: { mediaIds: [id, ''] } })).toEqual([id])
		expect(blockMediaIds({ type: 'before_after', data: { beforeMediaId: id, afterMediaId: '' } })).toEqual([id])
	})

	it('erkennt leere Blöcke', () => {
		expect(isBlockEmpty({ type: 'text', data: emptyBlockData('text') })).toBe(true)
		expect(isBlockEmpty({ type: 'text', data: { text: '  ' } })).toBe(true)
		expect(isBlockEmpty({ type: 'text', data: { text: 'Inhalt' } })).toBe(false)
		expect(isBlockEmpty({ type: 'callout', data: emptyBlockData('callout') })).toBe(true)
		expect(isBlockEmpty({ type: 'image', data: { mediaId: id } })).toBe(false)
	})

	it('kennt die erlaubten Typen', () => {
		expect(isBlockType('text')).toBe(true)
		expect(isBlockType('karussell')).toBe(false)
	})
})