import {
	describe,
	beforeAll,
	afterAll,
	it,
	expect,
	vi, Mock,
} from 'vitest';

import {
	app,
	Endpoint,
	Operation,
} from '../../src/common';
import {DataSource, DataSourceQuery, EmplaceDetails, Server} from '../../src/backend';
import {Client} from '../../src/client';
import {server} from '../../src/extenders/http/backend';
import {client} from '../../src/extenders/http/client';
import {composeRecipes} from '../../src/common/recipe';
import {addResourceRecipe, ResourceItemFetchedResponse} from '../../src/recipes/resource';

describe('default', () => {
	let theClient: Client;
	let theServer: Server;
	let theRawEndpoint: Endpoint;
	let theOperation: Operation;
	let dataSource: Record<keyof DataSource, Mock>;

	beforeAll(() => {
		dataSource = {
			create: vi.fn(async (data) => data),
			getById: vi.fn(async () => ({})),
			delete: vi.fn(),
			emplace: vi.fn(async () => [{}, { isCreated: false }]),
			getMultiple: vi.fn(async () => []),
			getSingle: vi.fn(async () => ({})),
			getTotalCount: vi.fn(async () => 1),
			newId: vi.fn(async () => 1),
			patch: vi.fn(async (id, data) => ({ ...data, id })),
			initialize: vi.fn(async () => {}),
		};
	});

	afterAll(() => {
		dataSource.getById.mockReset();
	});

	beforeAll(async () => {
		const theRawApp = app({
			name: 'default' as const,
		});

		const {
			app: theApp,
			operations,
			backend: theBackend,
		} = composeRecipes([
			addResourceRecipe({ endpointName: 'users', dataSource, }),
			addResourceRecipe({ endpointName: 'posts', dataSource, })
		])({
			app: theRawApp,
		});

		theRawEndpoint = theApp.endpoints.get('users');
		theOperation = operations.fetch;

		theServer = server({
			backend: theBackend,
		});

		const connectionParams = {
			port: 3001,
		};

		await theServer.serve(connectionParams);

		theClient = client({
			app: theApp,
		});

		await theClient.connect(connectionParams);
	});

	afterAll(async () => {
		await theClient.disconnect();
		await theServer.close();
	});

	it('works', async () => {
		// TODO create wrapper for fetch's Response here
		//
		// should we create a helper object to process client-side received response from server's sent response?
		//
		// the motivation is to remove the manual deserialization from the client (provide serialization on the response
		// object so as the client is not limited to .text(), .json(), .arrayBuffer() etc)
		const responseRaw = await theClient
			.at(theRawEndpoint)
			.makeRequest(theOperation, new URLSearchParams({
				foo: 'bar',
			}));

		const response = ResourceItemFetchedResponse.fromFetchResponse(responseRaw);

		expect(response).toHaveProperty('statusCode', 200);
		expect(response).toHaveProperty('statusMessage', 'Resource Collection Fetched');
	});

	it('works for items', async () => {
		// TODO create wrapper for fetch's Response here
		//
		// should we create a helper object to process client-side received response from server's sent response?
		//
		// the motivation is to remove the manual deserialization from the client (provide serialization on the response
		// object so as the client is not limited to .text(), .json(), .arrayBuffer() etc)
		const responseRaw = await theClient
			.at(theRawEndpoint, { resourceId: 3 })
			.makeRequest(theOperation, new URLSearchParams({
				foo: 'bar',
			}));

		const response = ResourceItemFetchedResponse.fromFetchResponse(responseRaw);

		expect(response).toHaveProperty('statusCode', 200);
		expect(response).toHaveProperty('statusMessage', 'Resource Item Fetched');
	});
});