arreglo las transacciones

README.md

@@ -1,2 +1,4 @@
 # memo1-bank-app
 Memo1 - Backend API
+
+Por favor para la proxima metan algo en el readme

src/main/java/com/aninfo/Memo1BankApp.java

@@ -1,6 +1,7 @@
 package com.aninfo;
 
 import com.aninfo.model.Account;
+import com.aninfo.model.Transaction;
 import com.aninfo.service.AccountService;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.SpringApplication;
@@ -10,6 +11,7 @@
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.*;
 
+import java.util.ArrayList;
 import java.util.Collection;
 import java.util.Optional;
 import springfox.documentation.builders.PathSelectors;
@@ -33,7 +35,8 @@ public static void main(String[] args) {
 
 	@PostMapping("/accounts")
 	@ResponseStatus(HttpStatus.CREATED)
-	public Account createAccount(@RequestBody Account account) {
+	public Account createAccount(@RequestParam double balance) {
+		Account account = new Account(balance);
 		return accountService.createAccount(account);
 	}
 
@@ -65,6 +68,7 @@ public void deleteAccount(@PathVariable Long cbu) {
 		accountService.deleteById(cbu);
 	}
 
+	/* NO van a haber deposit ni withdraw de por si, solo transactions
 	@PutMapping("/accounts/{cbu}/withdraw")
 	public Account withdraw(@PathVariable Long cbu, @RequestParam Double sum) {
 		return accountService.withdraw(cbu, sum);
@@ -74,6 +78,22 @@ public Account withdraw(@PathVariable Long cbu, @RequestParam Double sum) {
 	public Account deposit(@PathVariable Long cbu, @RequestParam Double sum) {
 		return accountService.deposit(cbu, sum);
 	}
+	*/
+
+	@GetMapping("/transactions/{cbu}")
+	public ArrayList<Transaction> getTransactions(@PathVariable Long cbu) {
+		return accountService.getTransactions(cbu);
+	}
+
+	@GetMapping("/transactions/{cbu}/{transactionIndex}")
+	public Transaction getTransaction(@PathVariable Long cbu, @PathVariable int transactionIndex) {
+		return accountService.getTransaction(cbu, transactionIndex);
+	}
+
+	@PutMapping("/transactions/{cbu}")
+	public Account makeTransaction(@PathVariable Long cbu, @RequestBody Transaction transaction){
+		return accountService.makeTransaction(cbu, transaction);
+	}
 
 	@Bean
 	public Docket apiDocket() {

src/main/java/com/aninfo/exceptions/AccountNotFoundException.java

@@ -0,0 +1,13 @@
+package com.aninfo.exceptions;
+
+import org.springframework.http.HttpStatus;
+import org.springframework.web.bind.annotation.ResponseStatus;
+
+@ResponseStatus(code = HttpStatus.NOT_FOUND)
+public class AccountNotFoundException extends RuntimeException {
+
+    public AccountNotFoundException(String message) {
+        super(message);
+    }
+
+}

src/main/java/com/aninfo/model/Account.java

@@ -1,5 +1,7 @@
 package com.aninfo.model;
 
+import java.util.ArrayList;
+
 import javax.persistence.*;
 
 @Entity
@@ -9,7 +11,14 @@ public class Account {
     @GeneratedValue(strategy = GenerationType.AUTO)
     private Long cbu;
 
-    private Double balance;
+    private Double balance; //Es un error grave usar doubles para balances
+
+    @Lob
+    private ArrayList<Transaction> transactions = new ArrayList<Transaction>(); 
+    // Si tuviera mas tiempo lo haria en otra tabla
+
+    private Double promo = 500.0;
+
 
     public Account(){
     }
@@ -34,4 +43,20 @@ public void setBalance(Double balance) {
         this.balance = balance;
     }
 
+    public void addTransaction(Transaction t) {
+        this.transactions.add(t);
+    }
+
+    public void deleteTransaction(int index) {
+        transactions.remove(index);
+    }
+
+    public Transaction getTransaction(int index) {
+        return transactions.get(index);
+    }
+
+    public ArrayList<Transaction> getTransactions() {
+        return transactions;
+    }
+
 }

src/main/java/com/aninfo/model/Transaction.java

@@ -0,0 +1,22 @@
+package com.aninfo.model;
+
+import java.io.Serializable;
+
+public class Transaction implements Serializable {
+    private final TransactionType type;
+    private final Double amount;
+
+    public Transaction(Double amount, TransactionType type) {
+        this.amount = amount;
+        this.type = type;
+    }
+
+    public Double getAmount() {
+        return amount;
+    }
+
+    public TransactionType getType() {
+        return type;
+    }
+
+}

src/main/java/com/aninfo/model/TransactionType.java

@@ -0,0 +1,7 @@
+package com.aninfo.model;
+
+public enum TransactionType {
+    DEPOSIT,
+    WITHDRAW,
+    PROMO,
+}

src/main/java/com/aninfo/service/AccountService.java

@@ -2,12 +2,18 @@
 
 import com.aninfo.exceptions.DepositNegativeSumException;
 import com.aninfo.exceptions.InsufficientFundsException;
+import com.aninfo.exceptions.InvalidTransactionTypeException;
+import com.aninfo.exceptions.AccountNotFoundException;
 import com.aninfo.model.Account;
+import com.aninfo.model.Transaction;
+import com.aninfo.model.TransactionType;
 import com.aninfo.repository.AccountRepository;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
 import javax.transaction.Transactional;
+
+import java.util.ArrayList;
 import java.util.Collection;
 import java.util.Optional;
 
@@ -18,6 +24,9 @@ public class AccountService {
     private AccountRepository accountRepository;
 
     public Account createAccount(Account account) {
+        if (account.getBalance() > 0) {
+            account.addTransaction(new Transaction(account.getBalance(), TransactionType.DEPOSIT));
+        }
         return accountRepository.save(account);
     }
 
@@ -40,12 +49,16 @@ public void deleteById(Long cbu) {
     @Transactional
     public Account withdraw(Long cbu, Double sum) {
         Account account = accountRepository.findAccountByCbu(cbu);
+        if (account == null) {
+            throw new AccountNotFoundException("Account not found");
+        }
 
         if (account.getBalance() < sum) {
             throw new InsufficientFundsException("Insufficient funds");
         }
 
         account.setBalance(account.getBalance() - sum);
+        account.addTransaction(new Transaction(sum, TransactionType.WITHDRAW));
         accountRepository.save(account);
 
         return account;
@@ -59,10 +72,44 @@ public Account deposit(Long cbu, Double sum) {
         }
 
         Account account = accountRepository.findAccountByCbu(cbu);
+        if (account == null) {
+            throw new AccountNotFoundException("Account not found");
+        }
+
         account.setBalance(account.getBalance() + sum);
+        account.addTransaction(new Transaction(sum, TransactionType.DEPOSIT));
         accountRepository.save(account);
 
         return account;
     }
 
+    public ArrayList<Transaction> getTransactions(Long cbu) {
+        Account account = accountRepository.findAccountByCbu(cbu);
+        if (account == null) {
+            throw new AccountNotFoundException("Account not found");
+        }
+
+        return account.getTransactions();
+    }
+
+    public Transaction getTransaction(Long cbu, int index) {
+        Account account = accountRepository.findAccountByCbu(cbu);
+        if (account == null) {
+            throw new AccountNotFoundException("Account not found");
+        }
+
+        return account.getTransaction(index);
+    }
+
+    @Transactional
+    public Account makeTransaction(Long cbu, Transaction t) {
+        if (t.getType() == TransactionType.DEPOSIT) {
+            return deposit(cbu, t.getAmount());
+        } else if (t.getType() == TransactionType.WITHDRAW) {
+            return withdraw(cbu, t.getAmount());
+        } else {
+            throw new InvalidTransactionTypeException("Invalid Transaction");
+        }
+    }
+
 }