bridge and facade patterns

Author: pestsov-v

structure_patterns/Bridge.ts

@@ -0,0 +1,53 @@
+interface IProvider {
+	sendMessage(messsage: string): void;
+	connect<T>(config: T): void;
+	disconnect(): void;
+}
+
+class TelegramProvider implements IProvider {
+	connect<T>(config: T): void {
+		console.log(config)
+	}
+	disconnect(): void {
+		console.log(`Disconnected TG`)
+	}
+	sendMessage(messsage: string): void {
+		console.log(messsage)
+	}
+}
+
+class WhatAppPRovider implements IProvider {
+	connect<T>(config: T): void {
+		console.log(config)
+	}
+	disconnect(): void {
+		console.log(`Disconnected WA`)
+	}
+	sendMessage(messsage: string): void {
+		console.log(messsage)
+	}
+}
+
+class NotificationSender {
+	constructor (private provider: IProvider) {}
+
+	send() {
+		this.provider.connect('connect')
+		this.provider.sendMessage('message')
+		this.provider.disconnect()
+	}
+}
+
+class DelayNotificationSender extends NotificationSender {
+	constructor(provider: IProvider) {
+		super(provider)
+	}
+
+	sendDeployed() {}
+}
+
+const sender = new NotificationSender(new TelegramProvider())
+sender.send();
+
+const sender2 = new NotificationSender(new WhatAppPRovider())
+sender2.send();

structure_patterns/Facade.ts

@@ -0,0 +1,47 @@
+class Notify {
+	send(template: string, to: string) {
+		console.log(`Отправляю ${template}: ${to}`)
+	}
+}
+
+class Log {
+	log(message: string) {
+		console.log(message)
+	}
+}
+
+class Template {
+	private templates = [
+		{name: 'other', template: `<h1>Шаблон<h1>`}
+	]
+
+	getByName(name: string) {
+		return this.templates.find(t => t.name === name)
+	}
+}
+
+class NotificationFacade {
+	private notify: Notify;
+	private log: Log;
+	private template: Template;
+
+	constructor() {
+		this.notify = new Notify()
+		this.log = new Log()
+		this.template = new Template()
+	}
+
+	send(to: string, templateName: string) {
+		const data = this.template.getByName(templateName);
+		if (!data) {
+			this.log.log('Не найден шаблон')
+			return;
+		}
+
+		this.notify.send(data.template, to)
+		this.log.log('Шаблон отправлен')
+	}
+}
+
+const s = new NotificationFacade()
+s.send('a@a.ua', 'other')