import { describe, it, expect, vi, beforeEach } from 'vitest';

vi.mock('../../prisma.js', () => ({
	prisma: {
		board: {
			findMany: vi.fn(),
			findUnique: vi.fn(),
			findFirst: vi.fn(),
			create: vi.fn(),
			update: vi.fn(),
			updateMany: vi.fn(),
			delete: vi.fn()
		},
		section: {
			findUnique: vi.fn(),
			findFirst: vi.fn(),
			create: vi.fn(),
			update: vi.fn(),
			delete: vi.fn()
		},
		widget: {
			findUnique: vi.fn(),
			findFirst: vi.fn(),
			create: vi.fn(),
			update: vi.fn(),
			delete: vi.fn()
		}
	}
}));

import { prisma } from '../../prisma.js';
import * as boardService from '../boardService.js';

const mockBoard = prisma.board as unknown as Record<string, ReturnType<typeof vi.fn>>;
const mockSection = prisma.section as unknown as Record<string, ReturnType<typeof vi.fn>>;
const mockWidget = prisma.widget as unknown as Record<string, ReturnType<typeof vi.fn>>;

describe('boardService', () => {
	beforeEach(() => {
		vi.clearAllMocks();
	});

	describe('findAllBoards', () => {
		it('returns all boards', async () => {
			const boards = [{ id: '1', name: 'Main', _count: { sections: 2 } }];
			mockBoard.findMany.mockResolvedValue(boards);

			const result = await boardService.findAllBoards();
			expect(result).toEqual(boards);
		});
	});

	describe('findBoardById', () => {
		it('returns board with sections and widgets', async () => {
			const board = { id: '1', name: 'Main', sections: [] };
			mockBoard.findUnique.mockResolvedValue(board);

			const result = await boardService.findBoardById('1');
			expect(result.name).toBe('Main');
		});

		it('throws when not found', async () => {
			mockBoard.findUnique.mockResolvedValue(null);
			await expect(boardService.findBoardById('missing')).rejects.toThrow('Board not found');
		});
	});

	describe('createBoard', () => {
		it('creates a board', async () => {
			mockBoard.create.mockResolvedValue({ id: '1', name: 'New Board' });

			const result = await boardService.createBoard({ name: 'New Board' });
			expect(result.name).toBe('New Board');
		});

		it('unsets other defaults when creating a default board', async () => {
			mockBoard.updateMany.mockResolvedValue({ count: 1 });
			mockBoard.create.mockResolvedValue({ id: '1', name: 'Default', isDefault: true });

			await boardService.createBoard({ name: 'Default', isDefault: true });

			expect(mockBoard.updateMany).toHaveBeenCalledWith({
				where: { isDefault: true },
				data: { isDefault: false }
			});
		});
	});

	describe('updateBoard', () => {
		it('updates board fields', async () => {
			mockBoard.findUnique.mockResolvedValue({ id: '1' });
			mockBoard.update.mockResolvedValue({ id: '1', name: 'Updated' });

			const result = await boardService.updateBoard('1', { name: 'Updated' });
			expect(result.name).toBe('Updated');
		});
	});

	describe('removeBoard', () => {
		it('deletes a board', async () => {
			mockBoard.findUnique.mockResolvedValue({ id: '1' });
			mockBoard.delete.mockResolvedValue({});

			await boardService.removeBoard('1');
			expect(mockBoard.delete).toHaveBeenCalledWith({ where: { id: '1' } });
		});
	});

	describe('createSection', () => {
		it('creates a section with auto-calculated order', async () => {
			mockSection.findFirst.mockResolvedValue({ order: 2 });
			mockSection.create.mockResolvedValue({
				id: 's1',
				title: 'Media',
				order: 3
			});

			const result = await boardService.createSection({
				boardId: 'b1',
				title: 'Media'
			});

			expect(result.order).toBe(3);
		});

		it('starts order at 0 for first section', async () => {
			mockSection.findFirst.mockResolvedValue(null);
			mockSection.create.mockResolvedValue({
				id: 's1',
				title: 'First',
				order: 0
			});

			await boardService.createSection({ boardId: 'b1', title: 'First' });

			expect(mockSection.create).toHaveBeenCalledWith(
				expect.objectContaining({
					data: expect.objectContaining({ order: 0 })
				})
			);
		});
	});

	describe('createWidget', () => {
		it('creates a widget', async () => {
			mockWidget.findFirst.mockResolvedValue(null);
			mockWidget.create.mockResolvedValue({
				id: 'w1',
				type: 'app',
				order: 0
			});

			const result = await boardService.createWidget({
				sectionId: 's1',
				type: 'app',
				config: JSON.stringify({ appId: 'test-app-1' })
			});

			expect(result.type).toBe('app');
		});
	});

	describe('removeWidget', () => {
		it('deletes a widget', async () => {
			mockWidget.findUnique.mockResolvedValue({ id: 'w1' });
			mockWidget.delete.mockResolvedValue({});

			await boardService.removeWidget('w1');
			expect(mockWidget.delete).toHaveBeenCalledWith({ where: { id: 'w1' } });
		});
	});
});