import { describe, it, expect, beforeEach, afterEach } from 'vitest';
import path from 'path';
import fs from 'fs';

/**
 * Integration tests for the scheduler
 * These tests verify the scheduler behavior with mocked browser contexts
 */
describe('Scheduler Integration Tests', () => {
	const mockAuthPath = path.join(__dirname, '../../__mocks__/auth.json');
	const mockAuthDir = path.dirname(mockAuthPath);

	beforeEach(() => {
		// Create mock directory structure
		if (!fs.existsSync(mockAuthDir)) {
			fs.mkdirSync(mockAuthDir, { recursive: true });
		}

		// Create mock auth.json
		const mockAuth = {
			cookies: [
				{
					name: 'sessionid',
					value: 'mock-session-id',
					domain: '.instagram.com',
					path: '/',
					expires: Date.now() / 1000 + 3600 * 24 * 30, // 30 days
					httpOnly: true,
					secure: true,
					sameSite: 'Strict'
				}
			],
			origins: []
		};

		fs.writeFileSync(mockAuthPath, JSON.stringify(mockAuth, null, 2));
	});

	afterEach(() => {
		// Cleanup mock files
		if (fs.existsSync(mockAuthPath)) {
			fs.unlinkSync(mockAuthPath);
		}
		if (fs.existsSync(mockAuthDir) && fs.readdirSync(mockAuthDir).length === 0) {
			fs.rmdirSync(mockAuthDir);
		}
	});

	describe('Auth File Management', () => {
		it('should detect existing auth.json file', () => {
			const exists = fs.existsSync(mockAuthPath);
			expect(exists).toBe(true);
		});

		it('should preserve auth.json structure when renewed', () => {
			const authContent = JSON.parse(fs.readFileSync(mockAuthPath, 'utf-8'));

			expect(authContent).toHaveProperty('cookies');
			expect(authContent).toHaveProperty('origins');
			expect(Array.isArray(authContent.cookies)).toBe(true);
		});

		it('should create secrets directory if it does not exist', () => {
			const secretsDir = path.join(__dirname, '../../__mocks__/secrets');

			if (!fs.existsSync(secretsDir)) {
				fs.mkdirSync(secretsDir, { recursive: true });
			}

			expect(fs.existsSync(secretsDir)).toBe(true);

			// Cleanup
			if (fs.readdirSync(secretsDir).length === 0) {
				fs.rmdirSync(secretsDir);
			}
		});
	});

	describe('Scheduler Timing', () => {
		it('should calculate correct interval from hours', () => {
			const hours = 12;
			const expectedMs = hours * 60 * 60 * 1000;

			expect(expectedMs).toBe(43200000);
		});

		it('should support 6-hour renewal interval', () => {
			const hours = 6;
			const expectedMs = hours * 60 * 60 * 1000;

			expect(expectedMs).toBe(21600000);
		});

		it('should support 24-hour renewal interval', () => {
			const hours = 24;
			const expectedMs = hours * 60 * 60 * 1000;

			expect(expectedMs).toBe(86400000);
		});
	});

	describe('Error Handling', () => {
		it('should handle missing auth.json gracefully', () => {
			const nonExistentPath = path.join(__dirname, '../../__mocks__/nonexistent.json');
			const exists = fs.existsSync(nonExistentPath);

			expect(exists).toBe(false);
		});

		it('should validate auth.json structure', () => {
			const authContent = JSON.parse(fs.readFileSync(mockAuthPath, 'utf-8'));

			const hasRequiredFields = 'cookies' in authContent && 'origins' in authContent;
			expect(hasRequiredFields).toBe(true);
		});
	});

	describe('Path Resolution', () => {
		it('should resolve Docker auth path when it exists', () => {
			// This would be tested with actual file system mocks
			const dockerPath = '/app/secrets/auth.json';
			const localPath = './secrets/auth.json';

			// In real scenario, mock fs.existsSync to return true for dockerPath
			expect(dockerPath).toMatch(/\/app\/secrets\/auth\.json/);
		});

		it('should fall back to local path', () => {
			const localPath = './secrets/auth.json';

			expect(localPath).toMatch(/\.\/secrets\/auth\.json/);
		});
	});
});
