import { setupDatabaseAndSynchronizer, switchClient, createFolderTree, supportDir, msleep, resourceService } from '../testing/test-utils';
import Folder from '../models/Folder';
import { allNotesFolders } from '../testing/test-utils-synchronizer';
import Note from '../models/Note';
import shim from '../shim';
import Resource from '../models/Resource';
import { FolderEntity, NoteEntity, ResourceEntity } from '../services/database/types';
import ResourceService from '../services/ResourceService';

const testImagePath = `${supportDir}/photo.jpg`;

describe('models/Folder.sharing', function() {

	beforeEach(async (done) => {
		await setupDatabaseAndSynchronizer(1);
		await switchClient(1);
		done();
	});

	it('should apply the share ID to all children', (async () => {
		const folder = await createFolderTree('', [
			{
				title: 'folder 1',
				children: [
					{
						title: 'note 1',
					},
					{
						title: 'note 2',
					},
					{
						title: 'folder 2',
						children: [
							{
								title: 'note 3',
							},
						],
					},
				],
			},
		]);

		await Folder.save({ id: folder.id, share_id: 'abcd1234' });
		await Folder.updateAllShareIds(resourceService());

		const allItems = await allNotesFolders();
		for (const item of allItems) {
			expect(item.share_id).toBe('abcd1234');
		}
	}));

	it('should apply the share ID to all sub-folders', (async () => {
		let folder1 = await createFolderTree('', [
			{
				title: 'folder 1',
				children: [
					{
						title: 'note 1',
					},
					{
						title: 'note 2',
					},
					{
						title: 'folder 2',
						children: [
							{
								title: 'note 3',
							},
						],
					},
					{
						title: 'folder 3',
						children: [
							{
								title: 'folder 4',
								children: [],
							},
						],
					},
				],
			},
			{
				title: 'folder 5',
				children: [],
			},
		]);

		await Folder.save({ id: folder1.id, share_id: 'abcd1234' });

		await Folder.updateAllShareIds(resourceService());

		folder1 = await Folder.loadByTitle('folder 1');
		const folder2 = await Folder.loadByTitle('folder 2');
		const folder3 = await Folder.loadByTitle('folder 3');
		const folder4 = await Folder.loadByTitle('folder 4');
		const folder5 = await Folder.loadByTitle('folder 5');

		expect(folder1.share_id).toBe('abcd1234');
		expect(folder2.share_id).toBe('abcd1234');
		expect(folder3.share_id).toBe('abcd1234');
		expect(folder4.share_id).toBe('abcd1234');
		expect(folder5.share_id).toBe('');
	}));

	it('should update the share ID when a folder is moved in or out of shared folder', (async () => {
		let folder1 = await createFolderTree('', [
			{
				title: 'folder 1',
				children: [
					{
						title: 'folder 2',
						children: [],
					},
				],
			},
			{
				title: 'folder 3',
				children: [],
			},
		]);

		await Folder.save({ id: folder1.id, share_id: 'abcd1234' });

		await Folder.updateAllShareIds(resourceService());

		folder1 = await Folder.loadByTitle('folder 1');
		let folder2 = await Folder.loadByTitle('folder 2');
		const folder3 = await Folder.loadByTitle('folder 3');

		expect(folder1.share_id).toBe('abcd1234');
		expect(folder2.share_id).toBe('abcd1234');

		// Move the folder outside the shared folder

		await Folder.save({ id: folder2.id, parent_id: folder3.id });
		await Folder.updateAllShareIds(resourceService());
		folder2 = await Folder.loadByTitle('folder 2');
		expect(folder2.share_id).toBe('');

		// Move the folder inside the shared folder

		{
			await Folder.save({ id: folder2.id, parent_id: folder1.id });
			await Folder.updateAllShareIds(resourceService());
			folder2 = await Folder.loadByTitle('folder 2');
			expect(folder2.share_id).toBe('abcd1234');
		}
	}));

	it('should apply the share ID to all notes', (async () => {
		const folder1 = await createFolderTree('', [
			{
				title: 'folder 1',
				children: [
					{
						title: 'note 1',
					},
					{
						title: 'note 2',
					},
					{
						title: 'folder 2',
						children: [
							{
								title: 'note 3',
							},
						],
					},
				],
			},
			{
				title: 'folder 5',
				children: [
					{
						title: 'note 4',
					},
				],
			},
		]);

		await Folder.save({ id: folder1.id, share_id: 'abcd1234' });

		await Folder.updateAllShareIds(resourceService());

		const note1: NoteEntity = await Note.loadByTitle('note 1');
		const note2: NoteEntity = await Note.loadByTitle('note 2');
		const note3: NoteEntity = await Note.loadByTitle('note 3');
		const note4: NoteEntity = await Note.loadByTitle('note 4');

		expect(note1.share_id).toBe('abcd1234');
		expect(note2.share_id).toBe('abcd1234');
		expect(note3.share_id).toBe('abcd1234');
		expect(note4.share_id).toBe('');
	}));

	it('should remove the share ID when a note is moved in or out of shared folder', (async () => {
		const folder1 = await createFolderTree('', [
			{
				title: 'folder 1',
				children: [
					{
						title: 'note 1',
					},
				],
			},
			{
				title: 'folder 2',
				children: [],
			},
		]);

		await Folder.save({ id: folder1.id, share_id: 'abcd1234' });
		await Folder.updateAllShareIds(resourceService());
		const note1: NoteEntity = await Note.loadByTitle('note 1');
		const folder2: FolderEntity = await Folder.loadByTitle('folder 2');
		expect(note1.share_id).toBe('abcd1234');

		// Move the note outside of the shared folder

		await Note.save({ id: note1.id, parent_id: folder2.id });
		await Folder.updateAllShareIds(resourceService());

		{
			const note1: NoteEntity = await Note.loadByTitle('note 1');
			expect(note1.share_id).toBe('');
		}

		// Move the note back inside the shared folder

		await Note.save({ id: note1.id, parent_id: folder1.id });
		await Folder.updateAllShareIds(resourceService());

		{
			const note1: NoteEntity = await Note.loadByTitle('note 1');
			expect(note1.share_id).toBe('abcd1234');
		}
	}));

	it('should not remove the share ID of non-modified notes', (async () => {
		const folder1 = await createFolderTree('', [
			{
				title: 'folder 1',
				children: [
					{
						title: 'note 1',
					},
					{
						title: 'note 2',
					},
				],
			},
			{
				title: 'folder 2',
				children: [],
			},
		]);

		await Folder.save({ id: folder1.id, share_id: 'abcd1234' });
		await Folder.updateAllShareIds(resourceService());

		let note1: NoteEntity = await Note.loadByTitle('note 1');
		let note2: NoteEntity = await Note.loadByTitle('note 2');
		const folder2: FolderEntity = await Folder.loadByTitle('folder 2');

		expect(note1.share_id).toBe('abcd1234');
		expect(note2.share_id).toBe('abcd1234');

		await Note.save({ id: note1.id, parent_id: folder2.id });
		await Folder.updateAllShareIds(resourceService());

		note1 = await Note.loadByTitle('note 1');
		note2 = await Note.loadByTitle('note 2');
		expect(note1.share_id).toBe('');
		expect(note2.share_id).toBe('abcd1234');
	}));

	it('should apply the note share ID to its resources', async () => {
		const resourceService = new ResourceService();

		const folder = await createFolderTree('', [
			{
				title: 'folder 1',
				children: [
					{
						title: 'note 1',
					},
					{
						title: 'note 2',
					},
				],
			},
			{
				title: 'folder 2',
				children: [],
			},
		]);

		await Folder.save({ id: folder.id, share_id: 'abcd1234' });
		await Folder.updateAllShareIds(resourceService);

		const folder2: FolderEntity = await Folder.loadByTitle('folder 2');
		const note1: NoteEntity = await Note.loadByTitle('note 1');
		await shim.attachFileToNote(note1, testImagePath);

		// We need to index the resources to populate the note_resources table
		await resourceService.indexNoteResources();

		const resourceId: string = (await Resource.all())[0].id;

		{
			const resource: ResourceEntity = await Resource.load(resourceId);
			expect(resource.share_id).toBe('');
		}

		await Folder.updateAllShareIds(resourceService);

		{
			const resource: ResourceEntity = await Resource.load(resourceId);
			expect(resource.share_id).toBe(note1.share_id);
		}

		await Note.save({ id: note1.id, parent_id: folder2.id });
		await resourceService.indexNoteResources();

		await Folder.updateAllShareIds(resourceService);

		{
			const resource: ResourceEntity = await Resource.load(resourceId);
			expect(resource.share_id).toBe('');
		}
	});

	it('should automatically duplicate resources when they are shared', async () => {
		const resourceService = new ResourceService();

		const folder1 = await createFolderTree('', [
			{
				title: 'folder 1', // SHARE 1
				children: [
					{
						title: 'note 1',
					},
					{
						title: 'note 2',
					},
				],
			},
			{
				title: 'folder 2', // SHARE 2
				children: [
					{
						title: 'note 3',
					},
				],
			},
			{
				title: 'folder 3', // (not shared)
				children: [
					{
						title: 'note 4',
					},
				],
			},
		]);

		const folder2: FolderEntity = await Folder.loadByTitle('folder 2');
		// await Folder.loadByTitle('folder 3');
		let note1: NoteEntity = await Note.loadByTitle('note 1');
		let note2: NoteEntity = await Note.loadByTitle('note 2');
		let note3: NoteEntity = await Note.loadByTitle('note 3');
		let note4: NoteEntity = await Note.loadByTitle('note 4');

		await Folder.save({ id: folder1.id, share_id: 'share1' });
		await Folder.save({ id: folder2.id, share_id: 'share2' });

		note1 = await shim.attachFileToNote(note1, testImagePath);
		note2 = await shim.attachFileToNote(note2, testImagePath);
		note3 = await Note.save({ id: note3.id, body: note1.body });
		note4 = await Note.save({ id: note4.id, body: note1.body });

		const userUpdatedTimes: Record<string, number> = {
			[note1.id]: note1.user_updated_time,
			[note2.id]: note2.user_updated_time,
			[note3.id]: note3.user_updated_time,
			[note4.id]: note4.user_updated_time,
		};

		await msleep(1);

		// We need to index the resources to populate the note_resources table

		await resourceService.indexNoteResources();
		await Folder.updateAllShareIds(resourceService);

		// BEFORE:
		//
		// - Note 1 has resource 1 (share1)
		// - Note 2 has resource 2 (share1)
		// - Note 3 has resource 1 (share2)
		// - Note 4 has resource 1 (not shared)

		// AFTER:
		//
		// - Note 1 has resource 1 (share1)
		// - Note 2 has resource 2 (share1)
		// - Note 3 has resource 3 (share2)
		// - Note 4 has resource 4 (not shared)

		const resources = await Resource.all();
		expect(resources.length).toBe(4);

		note1 = await Note.load(note1.id);
		note2 = await Note.load(note2.id);
		note3 = await Note.load(note3.id);
		note4 = await Note.load(note4.id);

		expect(note1.body).not.toBe(note2.body);
		expect(note1.body).not.toBe(note3.body);
		expect(note1.body).not.toBe(note4.body);
		expect(note2.body).not.toBe(note3.body);
		expect(note2.body).not.toBe(note4.body);
		expect(note3.body).not.toBe(note4.body);

		expect(note1.user_updated_time).toBe(userUpdatedTimes[note1.id]);
		expect(note2.user_updated_time).toBe(userUpdatedTimes[note2.id]);
		expect(note3.user_updated_time).toBe(userUpdatedTimes[note3.id]);
		expect(note4.user_updated_time).toBe(userUpdatedTimes[note4.id]);
	});

	it('should unshare items that are no longer part of an existing share', async () => {
		await createFolderTree('', [
			{
				title: 'folder 1',
				share_id: '1',
				children: [
					{
						title: 'note 1',
					},
				],
			},
			{
				title: 'folder 2',
				share_id: '2',
				children: [
					{
						title: 'note 2',
					},
				],
			},
		]);

		const resourceService = new ResourceService();

		const folder1: FolderEntity = await Folder.loadByTitle('folder 1');
		const folder2: FolderEntity = await Folder.loadByTitle('folder 2');
		let note1: NoteEntity = await Note.loadByTitle('note 1');
		let note2: NoteEntity = await Note.loadByTitle('note 2');
		note1 = await shim.attachFileToNote(note1, testImagePath);
		note2 = await shim.attachFileToNote(note2, testImagePath);
		const resourceId1 = (await Note.linkedResourceIds(note1.body))[0];
		const resourceId2 = (await Note.linkedResourceIds(note2.body))[0];

		await resourceService.indexNoteResources();

		await Folder.updateAllShareIds(resourceService);

		await Folder.updateNoLongerSharedItems(['1']);

		// Since `updateNoLongerSharedItems` sets the parent_id too,
		// double-check that it's not actually modified.
		expect((await Note.loadByTitle('note 1')).parent_id).toBe(folder1.id);
		expect((await Note.loadByTitle('note 2')).parent_id).toBe(folder2.id);
		expect((await Folder.loadByTitle('folder 1')).parent_id).toBe(folder1.parent_id);
		expect((await Folder.loadByTitle('folder 2')).parent_id).toBe(folder2.parent_id);

		// At this point, all items associated with share 2 should have their
		// share_id cleared, because the share no longer exists. We also
		// double-check that share 1 hasn't been cleared.
		expect((await Note.loadByTitle('note 1')).share_id).toBe('1');
		expect((await Note.loadByTitle('note 2')).share_id).toBe('');
		expect((await Folder.loadByTitle('folder 1')).share_id).toBe('1');
		expect((await Folder.loadByTitle('folder 2')).share_id).toBe('');
		expect((await Resource.load(resourceId1)).share_id).toBe('1');
		expect((await Resource.load(resourceId2)).share_id).toBe('');

		// If we pass an empty array, it means there are no active share
		// anymore, so all share_id should be cleared.
		await Folder.updateNoLongerSharedItems([]);
		expect((await Note.loadByTitle('note 1')).share_id).toBe('');
		expect((await Folder.loadByTitle('folder 1')).share_id).toBe('');
		expect((await Resource.load(resourceId1)).share_id).toBe('');

		{
			// If we run it again, it should not update the notes since the share_id
			// has already been cleared.
			const resource1 = await Resource.load(resourceId1);
			const resource2 = await Resource.load(resourceId2);
			const note1 = await Note.loadByTitle('note 1');
			const note2 = await Note.loadByTitle('note 2');
			const folder1 = await Folder.loadByTitle('folder 1');
			const folder2 = await Folder.loadByTitle('folder 2');

			await msleep(1);

			await Folder.updateNoLongerSharedItems(['1']);

			expect((await Resource.load(resourceId1)).updated_time).toBe(resource1.updated_time);
			expect((await Resource.load(resourceId2)).updated_time).toBe(resource2.updated_time);
			expect((await Note.loadByTitle('note 1')).updated_time).toBe(note1.updated_time);
			expect((await Note.loadByTitle('note 2')).updated_time).toBe(note2.updated_time);
			expect((await Folder.loadByTitle('folder 1')).updated_time).toBe(folder1.updated_time);
			expect((await Folder.loadByTitle('folder 2')).updated_time).toBe(folder2.updated_time);
		}
	});

});