import { Logger } from '@rocket.chat/logger';
import type { ExtendedFetchOptions } from '@rocket.chat/server-fetch';
import { serverFetch as fetch } from '@rocket.chat/server-fetch';

import { API } from '../..';
import { settings } from '../../../settings';

const logger = new Logger('WebhookTest');

API.v1.addRoute(
	'livechat/webhook.test',
	{ authRequired: true, permissionsRequired: ['view-livechat-webhooks'] },
	{
		async post() {
			const sampleData = {
				type: 'LivechatSession',
				_id: 'fasd6f5a4sd6f8a4sdf',
				label: 'title',
				topic: 'asiodojf',
				createdAt: new Date(),
				lastMessageAt: new Date(),
				tags: ['tag1', 'tag2', 'tag3'],
				customFields: {
					productId: '123456',
				},
				visitor: {
					_id: '',
					name: 'visitor name',
					username: 'visitor-username',
					department: 'department',
					email: 'email@address.com',
					phone: '192873192873',
					ip: '123.456.7.89',
					browser: 'Chrome',
					os: 'Linux',
					customFields: {
						customerId: '123456',
					},
				},
				agent: {
					_id: 'asdf89as6df8',
					username: 'agent.username',
					name: 'Agent Name',
					email: 'agent@email.com',
				},
				messages: [
					{
						username: 'visitor-username',
						msg: 'message content',
						ts: new Date(),
					},
					{
						username: 'agent.username',
						agentId: 'asdf89as6df8',
						msg: 'message content from agent',
						ts: new Date(),
					},
				],
			};
			const options = {
				method: 'POST',
				headers: {
					'X-RocketChat-Livechat-Token': settings.get<string>('Livechat_secret_token'),
					'Accept': 'application/json',
				},
				body: sampleData,
				// SECURITY: Webhooks can only be configured by users with enough privileges. It's ok to disable this check here.
				ignoreSsrfValidation: true,
				size: 10 * 1024 * 1024,
			} as ExtendedFetchOptions;

			const webhookUrl = settings.get<string>('Livechat_webhookUrl');

			if (!webhookUrl) {
				return API.v1.failure('Webhook_URL_not_set');
			}

			try {
				logger.debug({ msg: 'Testing webhook', webhookUrl });
				const request = await fetch(webhookUrl, options);
				const response = await request.text();

				logger.debug({ msg: 'Webhook response', response });
				if (request.status === 200) {
					return API.v1.success();
				}

				throw new Error('Invalid status code');
			} catch (error) {
				logger.error({ msg: 'Error testing webhook', err: error });
				throw new Error('error-invalid-webhook-response');
			}
		},
	},
);