src/main/java/com/mycompany/gestorpalavrapasses/GestorPalavraPasses.java

@@ -37,19 +37,31 @@ public class GestorPalavraPasses {
 
             switch (op) {
                 case 1:
-                    System.out.println("Criar conta...");
+                    System.out.print("Aplicação/Site: ");
+                    String app = scanner.nextLine();
+                    System.out.print("Nome/Email: ");
+                    String user = scanner.nextLine();
+                    System.out.print("Palavra-passe: ");
+                    String pass = scanner.nextLine();
+
+                    Account acc = new Account(app, user, pass);
+                    FileManager.save(acc);
                     break;
                 case 2:
-                    System.out.println("Listar contas...");
+                    FileManager.readAll();
                     break;
                 case 3:
-                    System.out.println("Procurar conta...");
+                    System.out.print("Pesquisar: ");
+                    String termo = scanner.nextLine();
+                    FileManager.search(termo);
                     break;
                 case 4:
-                    System.out.println("Apagar conta...");
+                    System.out.print("Apagar (Nome/Email, Palavra-passe): ");
+                    String apagar = scanner.nextLine();
+                    FileManager.delete(apagar);
                     break;
                 case 5:
-                    System.out.println("Gerar password...");
+                    System.out.println("Palavra-passe gerada: " + PasswordGenerator.generate());
                     break;
                 case 0:
                     System.out.println("A sair...");
@@ -65,14 +77,140 @@ public class GestorPalavraPasses {
    
 
     class Account {
-        
+    String app;
+    String username;
+    String password;
+
+    public Account(String app, String username, String password) {
+        this.app = app;
+        this.username = username;
+        this.password = password;
+    }
 }
 
     class FileManager {
-        
-}
-
-    class PasswordGenerator {
-        
+
+    public static void readAll() {
+    try {
+        java.io.BufferedReader reader = new java.io.BufferedReader(
+            new java.io.FileReader("data.txt")
+        );
+
+        String line;
+
+        while ((line = reader.readLine()) != null) {
+            String[] parts = line.split(";");
+            System.out.println("\nAplicação/Site: " + parts[0] +
+                               " | Nome/Email: " + parts[1] +
+                               " | Palavra-Passe: " + parts[2]);
+        }
+
+        reader.close();
+
+    } catch (Exception e) {
+        System.out.println("Erro ao ler ficheiro.");
+    }
+}
+    public static void save(Account acc) {
+        try {
+            java.io.BufferedWriter writer = new java.io.BufferedWriter(
+                new java.io.FileWriter("data.txt", true)
+            );
+
+            writer.write(acc.app + ";" + acc.username + ";" + acc.password);
+            writer.newLine();
+
+            writer.close();
+
+            System.out.println("Conta guardada!");
+
+        } catch (Exception e) {
+            System.out.println("Erro ao guardar ficheiro.");
+        }
+    }
+    
+    public static void search(String termo) {
+    try {
+        java.io.BufferedReader reader = new java.io.BufferedReader(
+            new java.io.FileReader("data.txt")
+        );
+
+        String line;
+        boolean encontrado = false;
+
+        while ((line = reader.readLine()) != null) {
+            if (line.toLowerCase().contains(termo.toLowerCase())) {
+                String[] parts = line.split(";");
+                System.out.println("\nAplicação/Site: " + parts[0] +
+                                   " | Nome/Email: " + parts[1] +
+                                   " | Palavra-passe: " + parts[2]);
+                encontrado = true;
+            }
+        }
+
+        if (!encontrado) {
+            System.out.println("Nenhuma conta encontrada.");
+        }
+
+        reader.close();
+
+    } catch (Exception e) {
+        System.out.println("Erro ao procurar.");
+    }
+}
+    public static void delete(String termo) {
+    try {
+        java.io.File inputFile = new java.io.File("data.txt");
+        java.io.File tempFile = new java.io.File("temp.txt");
+
+        java.io.BufferedReader reader = new java.io.BufferedReader(
+            new java.io.FileReader(inputFile)
+        );
+
+        java.io.BufferedWriter writer = new java.io.BufferedWriter(
+            new java.io.FileWriter(tempFile)
+        );
+
+        String line;
+        boolean apagado = false;
+
+        while ((line = reader.readLine()) != null) {
+            if (line.toLowerCase().contains(termo.toLowerCase())) {
+                apagado = true;
+                continue;
+            }
+            writer.write(line);
+            writer.newLine();
+        }
+
+        writer.close();
+        reader.close();
+
+        inputFile.delete();
+        tempFile.renameTo(inputFile);
+
+        if (apagado) {
+            System.out.println("Conta(s) apagada(s)!");
+        } else {
+            System.out.println("Nenhuma conta encontrada.");
+        }
+
+    } catch (Exception e) {
+        System.out.println("Erro ao apagar.");
+    }
+}
+}
+class PasswordGenerator {
+    public static String generate() {
+        String chars = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";
+        StringBuilder pass = new StringBuilder();
+        java.util.Random rand = new java.util.Random();
+
+        for (int i = 0; i < 10; i++) {
+            pass.append(chars.charAt(rand.nextInt(chars.length())));
+        }
+
+        return pass.toString();
+    }
 }