first commit

src/main/java/com/yundage/chat/entity/PasswordResetToken.java

@@ -0,0 +1,89 @@
+package com.yundage.chat.entity;
+
+import com.mybatisflex.annotation.Id;
+import com.mybatisflex.annotation.KeyType;
+import com.mybatisflex.annotation.Table;
+
+import java.time.LocalDateTime;
+
+@Table("password_reset_tokens")
+public class PasswordResetToken {
+    
+    @Id(keyType = KeyType.Auto)
+    private Long id;
+    
+    private Long userId;
+    private String token;
+    private LocalDateTime expiresAt;
+    private Boolean used;
+    private LocalDateTime createdAt;
+    
+    public PasswordResetToken() {
+        this.used = false;
+    }
+    
+    public PasswordResetToken(Long userId, String token, LocalDateTime expiresAt) {
+        this.userId = userId;
+        this.token = token;
+        this.expiresAt = expiresAt;
+        this.used = false;
+        this.createdAt = LocalDateTime.now();
+    }
+    
+    // Getters and Setters
+    public Long getId() {
+        return id;
+    }
+    
+    public void setId(Long id) {
+        this.id = id;
+    }
+    
+    public Long getUserId() {
+        return userId;
+    }
+    
+    public void setUserId(Long userId) {
+        this.userId = userId;
+    }
+    
+    public String getToken() {
+        return token;
+    }
+    
+    public void setToken(String token) {
+        this.token = token;
+    }
+    
+    public LocalDateTime getExpiresAt() {
+        return expiresAt;
+    }
+    
+    public void setExpiresAt(LocalDateTime expiresAt) {
+        this.expiresAt = expiresAt;
+    }
+    
+    public Boolean getUsed() {
+        return used;
+    }
+    
+    public void setUsed(Boolean used) {
+        this.used = used;
+    }
+    
+    public LocalDateTime getCreatedAt() {
+        return createdAt;
+    }
+    
+    public void setCreatedAt(LocalDateTime createdAt) {
+        this.createdAt = createdAt;
+    }
+    
+    public boolean isExpired() {
+        return LocalDateTime.now().isAfter(expiresAt);
+    }
+    
+    public boolean isValid() {
+        return !used && !isExpired();
+    }
+}