From 06ba25eabd78d4994fc323150da6e58877af7e3c Mon Sep 17 00:00:00 2001
From: Artur Oliveira <arturgaollidev@outlook.com>
Date: Mon, 15 Dec 2025 16:13:39 -0300
Subject: [PATCH] =?UTF-8?q?Atualiza=20configura=C3=A7=C3=A3o=20e=20modelo?=
 =?UTF-8?q?=20de=20usu=C3=A1rios=20-=20Substitui=20application.properties?=
 =?UTF-8?q?=20por=20application.yaml=20(configura=C3=A7=C3=A3o=20Spring=20?=
 =?UTF-8?q?Boot=20em=20YAML)=20-=20Adiciona=20entidade/modelo=20Users=20co?=
 =?UTF-8?q?m=20builder=20-=20Ajusta=20BackendApplication.java=20para=20ref?=
 =?UTF-8?q?letir=20novas=20configura=C3=A7=C3=B5es/uso=20do=20modelo=20-?=
 =?UTF-8?q?=20Atualiza=20.gitignore=20para=20ignorar=20diret=C3=B3rios=20e?=
 =?UTF-8?q?=20artefatos=20de=20build=20e=20dados=20locais=20Ref.:=20padron?=
 =?UTF-8?q?iza=C3=A7=C3=A3o=20de=20config,=20prepara=C3=A7=C3=A3o=20para?=
 =?UTF-8?q?=20persist=C3=AAncia=20e=20melhorias=20de=20estrutura.?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
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---
 backend/.gitignore                            |  4 ++
 .../servermanager/BackendApplication.java     |  7 +++
 .../servermanager/model/Users.java            | 63 +++++++++++++++++++
 .../src/main/resources/application.properties |  1 -
 backend/src/main/resources/application.yaml   | 17 +++++
 5 files changed, 91 insertions(+), 1 deletion(-)
 create mode 100644 backend/src/main/java/com/hitcommunications/servermanager/model/Users.java
 delete mode 100644 backend/src/main/resources/application.properties
 create mode 100644 backend/src/main/resources/application.yaml

diff --git a/backend/.gitignore b/backend/.gitignore
index c2065bc..056a56a 100644
--- a/backend/.gitignore
+++ b/backend/.gitignore
@@ -35,3 +35,7 @@ out/
 
 ### VS Code ###
 .vscode/
+
+### Database ###
+data/
+
diff --git a/backend/src/main/java/com/hitcommunications/servermanager/BackendApplication.java b/backend/src/main/java/com/hitcommunications/servermanager/BackendApplication.java
index 4c06f28..aacf78c 100644
--- a/backend/src/main/java/com/hitcommunications/servermanager/BackendApplication.java
+++ b/backend/src/main/java/com/hitcommunications/servermanager/BackendApplication.java
@@ -2,12 +2,19 @@ package com.hitcommunications.servermanager;
 
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RestController;
 
 @SpringBootApplication
+@RestController
 public class BackendApplication {
 
     public static void main(String[] args) {
         SpringApplication.run(BackendApplication.class, args);
     }
 
+    @GetMapping
+    public String home() {
+        return "Hello, World!";
+    }
 }
diff --git a/backend/src/main/java/com/hitcommunications/servermanager/model/Users.java b/backend/src/main/java/com/hitcommunications/servermanager/model/Users.java
new file mode 100644
index 0000000..7e58c17
--- /dev/null
+++ b/backend/src/main/java/com/hitcommunications/servermanager/model/Users.java
@@ -0,0 +1,63 @@
+package com.hitcommunications.servermanager.model;
+
+import jakarta.persistence.*;
+import lombok.*;
+import org.hibernate.annotations.CreationTimestamp;
+import org.hibernate.annotations.UpdateTimestamp;
+
+import java.sql.Timestamp;
+import java.util.UUID;
+
+@Entity
+@Table(name = "tab_users")
+@AllArgsConstructor
+@NoArgsConstructor
+@Getter
+@Setter
+@Builder
+public class Users {
+
+    @Id
+    @GeneratedValue(strategy = GenerationType.UUID)
+    @Column(updatable = false, nullable = false)
+    private UUID id;
+
+    @Column(nullable = false, unique = true)
+    private String username;
+
+    @Column(nullable = false, unique = true, length = 100)
+    private String email;
+
+    @Column(nullable = false, length = 20)
+    private String password;
+
+    @Column(nullable = false, length = 30)
+    private String firstName;
+
+    @Column(nullable = false, length = 30)
+    private String lastName;
+
+    @CreationTimestamp
+    @Column(nullable = false)
+    private Timestamp createdAt;
+
+    @UpdateTimestamp
+    @Column(nullable = false)
+    private Timestamp updatedAt;
+
+    private Timestamp lastLogin;
+
+    @PrePersist
+    private void prePersist() {
+        if (this.username == null) {
+            this.username = generateUsername();
+        }
+    }
+
+    public String generateUsername() {
+        String firstPart = this.firstName != null && this.firstName.length() >= 3 ? this.firstName.substring(0, 3) : (this.firstName != null ? this.firstName : "");
+        String secondPart = this.lastName != null && this.lastName.length() >= 3 ? this.lastName.substring(0, 3) : (this.lastName != null ? this.lastName : "");
+        this.username = firstPart + secondPart;
+        return this.username;
+    }
+}
diff --git a/backend/src/main/resources/application.properties b/backend/src/main/resources/application.properties
deleted file mode 100644
index 3ca17a4..0000000
--- a/backend/src/main/resources/application.properties
+++ /dev/null
@@ -1 +0,0 @@
-spring.application.name=backend
diff --git a/backend/src/main/resources/application.yaml b/backend/src/main/resources/application.yaml
new file mode 100644
index 0000000..4ed3051
--- /dev/null
+++ b/backend/src/main/resources/application.yaml
@@ -0,0 +1,17 @@
+spring:
+  application:
+    name: backend
+  datasource:
+    url: jdbc:h2:file:./data/db
+    driver-class-name: org.h2.Driver
+    username: sa
+    password: 
+  jpa:
+    hibernate:
+      ddl-auto: update
+    database-platform: org.hibernate.dialect.H2Dialect
+  h2:
+    console:
+      enabled: true
+      path: /h2-console
+