import { TGClient } from './tgclient.js';
import Utils from '../utils/utils.js';
import Vin01Provider from './vin01.js';

class TGProvider {

	constructor() {
		this.tgClient = new TGClient(869171, 'c3731f831b212a314f71172daf233f9d');
		this.checksMap = new Map();

		this.tgClient.onNewMessage(message => {
			if(message.chat_id == this.chat.id) {
				let messageText = message?.content?.text?.text;
				if(messageText && messageText.includes('#️⃣')) {
					let number = this.findFirst(messageText, /Номер: (.*)\n/);
					if(number) {
						this.checksMap.get(number).resolve({
							id: message.id,
							text: messageText
						});
					}
				}
			}
		});

		//this.init();
	}

	findFirst(string, regex) {
		let result = string.match(regex);
		if(result && result.length > 1) {
			return result[1];
		} else {
			return null;
		}
	}

	async init() {
		await this.tgClient.login();
		this.chat = await this.tgClient.findChat('@autocat6696_bot'); // @l0r3m1psum_bot
	}

	async close() {
		await this.tgClient.close();
	}

	async getReport(number, vin01token) {
		try {
			let waitResponseTask = Utils.promiseWithResolvers();
			this.checksMap.set(number, waitResponseTask);
			await this.tgClient.sendMessage(this.chat, number);
			setTimeout(() => {
				waitResponseTask.reject(Error('TG report timeout'));
			}, 25000);
			let { id, text } = await waitResponseTask.promise;
			await this.tgClient.viewMessage(id, this.chat.id);
			let report = this.parseReport(text);

			let vin = report.generalInfo?.vin;
			if(!vin && report.insurance?.plateNumber == number && report.insurance?.vin) {
				vin = report.insurance?.vin;

				if(report.generalInfo) {
					report.generalInfo.vin = vin;
				} else {
					report.generalInfo = {
						plateNumber: number,
						vin: vin
					};
				}
			}

			if(vin01token && vin) {
				console.log('Found vin: ', vin);
				let vin01report = await Vin01Provider.getReportVin(report.generalInfo.vin, null, vin01token);
				if(vin01report.ownershipPeriods?.length > 0) {
					report.ownershipPeriods = vin01report.ownershipPeriods;
				}
			}

			return report;
		} finally {
			this.checksMap.delete(number);
		}
	}

	parseBlock(text) {
		return {
			name: this.findFirst(text, /📋 (.*)\n/),
			vin: this.findFirst(text, /VIN: (.*)\n/),
			plateNumber: this.findFirst(text, /Гос номер: (.*)\n/),
			year: this.findFirst(text, /Год: (.*)\n/),
			color: this.findFirst(text, /Цвет: (.*)\n/),
			sts: this.findFirst(text, /СТС: (.*)\n/),
			stsDate: this.findFirst(text, /Дата СТС: (.*)\n/),
			owner: this.findFirst(text, /Владелец: (.*)\n/),
			kbm: this.findFirst(text, /КБМ: (.*)\n/),
			usageRegion: this.findFirst(text, /Регион: (.*)\n/),
			status: this.findFirst(text, /Статус: (.*)\n/),
			insurant: this.findFirst(text, /Страхователь: (.*)\n/),
			birthday: this.findFirst(text, /День рождения: (.*)\n/),
			number: this.findFirst(text, /Полис: (.*)\n/),
		};
	}

	parseReport(text) {

		let result = text.match(/📋((?:.|\n)*?)^\n/gmu);
		if(result && result.length > 0) {

			let generalInfo = null;
			let insurance = null;

			for(let item of result) {
				let block = Utils.removeNullFields(this.parseBlock(item));
				if(block.sts) {
					generalInfo = block;
				} else if(block.number) {
					insurance = block;
					insurance.date = Math.floor(Date.now() / 1000);
					insurance.restrictions = '';
				}
			}

			if(generalInfo || insurance) {
				return { generalInfo, insurance };
			}
		}

		return null;
	}
}

export { TGProvider };