App.ts

import { MoneyTransfer, BankAccount, WireTransfer, WireTransferProxy } from "./Proxy"

export default class ProxyExample {

    transfer: MoneyTransfer

    constructor() {

        this.transfer = new WireTransfer()
        this.run()

        
        this.transfer = new WireTransferProxy()
        this.run()
    }

    run(): void {

        let creditor = new BankAccount(500)
        let debitor = new BankAccount(500)

        console.log(`Creditor balance: ${creditor.getBalance()}$`)
        console.log(`Debitor balance: ${debitor.getBalance()}$`)

        let result = this.transfer.transfer(1000, debitor, creditor)

        if(result) console.log("Transfer complete")
        else console.log("Transfer failed")

        console.log(`Creditor balance: ${creditor.getBalance()}$`)
        console.log(`Debitor balance: ${debitor.getBalance()}$`)

        console.log("---")
    }
}