package me.zacharias.bank;

import me.zacharias.bank.transaction.Transaction;
import me.zacharias.bank.transaction.TransactionType;
import org.jetbrains.annotations.NotNull;

import java.util.ArrayList;
import java.util.UUID;

public class User {
    UUID id;
    String name;
    ArrayList<Account> accounts;
    
    public User(String name) {
        this.name = name;
        id = UUID.randomUUID();
        accounts = new ArrayList<>();
    }
    
    public UUID createAccount(String name) {
        Account account = new BankAccount(name);
        accounts.add(account);
        return account.getId();
    }
    
    public UUID createSavingsAccount(String name) {
        Account account = new SavingsAccount(name);
        accounts.add(account);
        return account.getId();
    }

    public Account getAccount(String name) {
        for (Account account : accounts) {
            if (account.name.equals(name)) {
                return account;
            }
        }
        return null;
    }

    public Account getAccount(@NotNull UUID id) {
        for (Account account : accounts) {
            if (account.id.equals(id)) {
                return account;
            }
        }
        return null;
    }
    
    public void deleteAccount(@NotNull Account account) {
        Account base = null;
        for(Account a : accounts) {
            if(a.getId().equals(account.getId())) {
                base = a;
            }
        }
        if(base == null) {
            throw new IllegalArgumentException("No other bank accounts found");
        }
        base.handleTransaction(new Transaction(account.getBalance(), "Account closed", account.getId(), base.getId(), TransactionType.CLOSE));
        accounts.remove(account);
    }
    
    public String getName() {
        return name;
    }
    
    public ArrayList<Account> getAccounts() {
        return accounts;
    }
}