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mailclient/app/src/main/java/com/example/mailclient/activity/LoginActivity.java

@@ -1,3 +1,5 @@
+package com.example.mailclient.activity;
+
 import androidx.appcompat.app.AppCompatActivity;
 import android.os.Bundle;
 import android.widget.EditText;
@@ -41,10 +43,9 @@ public class LoginActivity extends AppCompatActivity {
             @Override
             public void onResponse(Call<LoginResponse> call, Response<LoginResponse> response) {
                 if (response.isSuccessful() && response.body() != null && response.body().success) {
-                    // 保存用户信息和Token
+                    // 保存用户信息
                     SharedPreferences sp = getSharedPreferences("app_prefs", MODE_PRIVATE);
                     SharedPreferences.Editor editor = sp.edit();
-                    editor.putString("token", response.body().data.user.username); // 使用用户名作为token
                     editor.putString("username", response.body().data.user.username);
                     editor.putString("email", response.body().data.user.email);
                     editor.putBoolean("is_admin", response.body().data.user.is_admin);

mailclient/app/src/main/java/com/example/mailclient/activity/MailDetailActivity.java

@@ -3,11 +3,23 @@ package com.example.mailclient.activity;
 import androidx.appcompat.app.AppCompatActivity;
 import android.os.Bundle;
 import android.widget.TextView;
+import android.content.SharedPreferences;
+import android.widget.Toast;
+
+import retrofit2.Call;
+import retrofit2.Callback;
+import retrofit2.Response;
+
 import com.example.mailclient.R;
+import com.example.mailclient.api.MailService;
+import com.example.mailclient.api.ApiClient;
+import com.example.mailclient.model.MailDetailResponse;
 
 public class MailDetailActivity extends AppCompatActivity {
 
     private TextView tvSubject, tvFrom, tvTo, tvContent, tvDate;
+    private MailService apiService;
+    private String token;
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
@@ -21,15 +33,51 @@ public class MailDetailActivity extends AppCompatActivity {
         tvContent = findViewById(R.id.tv_content);
         tvDate = findViewById(R.id.tv_date);
 
+        // 初始化Retrofit
+        apiService = ApiClient.getClient().create(MailService.class);
+        
+        // 获取token
+        SharedPreferences sp = getSharedPreferences("app_prefs", MODE_PRIVATE);
+        token = sp.getString("token", "");
+
         // 获取传递的邮件ID
         String mailId = getIntent().getStringExtra("mail_id");
 
-        // 这里可以加载邮件详情
-        // loadMailDetail(mailId);
+        // 加载邮件详情
+        if (mailId != null && !mailId.isEmpty()) {
+            loadMailDetail(mailId);
+        } else {
+            Toast.makeText(this, "邮件ID无效", Toast.LENGTH_SHORT).show();
+        }
     }
 
-    // 可以添加加载邮件详情的方法
+    // 加载邮件详情
     private void loadMailDetail(String mailId) {
-        // 实现邮件详情加载逻辑
+        apiService.getMailDetail("Bearer " + token, mailId).enqueue(new Callback<MailDetailResponse>() {
+            @Override
+            public void onResponse(Call<MailDetailResponse> call, Response<MailDetailResponse> response) {
+                if (response.isSuccessful() && response.body() != null && response.body().success) {
+                    MailDetailResponse.MailDetail mail = response.body().data.mail;
+                    
+                    // 更新UI
+                    tvSubject.setText(mail.subject);
+                    tvFrom.setText("发件人：" + mail.from);
+                    tvTo.setText("收件人：" + mail.to);
+                    tvContent.setText(mail.content);
+                    tvDate.setText(mail.date);
+                } else {
+                    String errorMsg = "加载邮件详情失败";
+                    if (response.body() != null) {
+                        errorMsg = response.body().message;
+                    }
+                    Toast.makeText(MailDetailActivity.this, errorMsg, Toast.LENGTH_SHORT).show();
+                }
+            }
+
+            @Override
+            public void onFailure(Call<MailDetailResponse> call, Throwable t) {
+                Toast.makeText(MailDetailActivity.this, "网络错误: " + t.getMessage(), Toast.LENGTH_SHORT).show();
+            }
+        });
     }
 }

mailclient/app/src/main/java/com/example/mailclient/activity/MailboxActivity.java

@@ -20,6 +20,7 @@ import com.example.mailclient.api.ApiClient;
 import com.example.mailclient.adapter.MailAdapter;
 import com.example.mailclient.model.MailListResponse;  // 添加这行导入
 import com.example.mailclient.R;
+import java.util.ArrayList; // 添加这行导入
 public class MailboxActivity extends AppCompatActivity implements MailAdapter.OnMailClickListener {
     private RecyclerView rvMails;
     private MailAdapter mailAdapter;
@@ -79,7 +80,13 @@ public class MailboxActivity extends AppCompatActivity implements MailAdapter.On
                     @Override
                     public void onResponse(Call<MailListResponse> call, Response<MailListResponse> response) {
                         if (response.isSuccessful() && response.body() != null && response.body().success) {
-                            mailAdapter.setMailList(response.body().data.emails);
+                            // 修复：处理空邮件列表的情况
+                            if (response.body().data.emails != null) {
+                                mailAdapter.setMailList(response.body().data.emails);
+                            } else {
+                                // 如果邮件列表为空，设置一个空列表而不是null
+                                mailAdapter.setMailList(new ArrayList<>());
+                            }
                         } else {
                             String errorMsg = "加载失败";
                             if (response.body() != null) {

mailclient/app/src/main/java/com/example/mailclient/api/MailService.java

@@ -9,6 +9,7 @@ import com.example.mailclient.model.BaseResponse;
 import com.example.mailclient.model.MailRequest;
 import com.example.mailclient.model.LoginResponse;
 import com.example.mailclient.model.MailListResponse;
+import com.example.mailclient.model.MailDetailResponse;
 
 public interface MailService {
     @POST("users.php")
@@ -24,5 +25,7 @@ public interface MailService {
                                     @Query("page") Integer page,
                                     @Query("perPage") Integer perPage);
 
-    // 其他接口方法...
+    @GET("emails.php/{id}")
+    Call<MailDetailResponse> getMailDetail(@Header("Authorization") String token,
+                                           @Path("id") String id);
 }

mailclient/app/src/main/java/com/example/mailclient/model/LoginResponse.java

@@ -24,6 +24,53 @@ public class LoginResponse extends BaseResponse {
         public String updated_at;
 
         // Getter 和 Setter...
+        public String getUsername() {
+            return username;
+        }
+
+        public void setUsername(String username) {
+            this.username = username;
+        }
+
+        public String getEmail() {
+            return email;
+        }
+
+        public void setEmail(String email) {
+            this.email = email;
+        }
+
+        public boolean isIs_admin() {
+            return is_admin;
+        }
+
+        public void setIs_admin(boolean is_admin) {
+            this.is_admin = is_admin;
+        }
+
+        public boolean isIs_enabled() {
+            return is_enabled;
+        }
+
+        public void setIs_enabled(boolean is_enabled) {
+            this.is_enabled = is_enabled;
+        }
+
+        public String getCreated_at() {
+            return created_at;
+        }
+
+        public void setCreated_at(String created_at) {
+            this.created_at = created_at;
+        }
+
+        public String getUpdated_at() {
+            return updated_at;
+        }
+
+        public void setUpdated_at(String updated_at) {
+            this.updated_at = updated_at;
+        }
     }
 
     public LoginData getData() {

mailclient/app/src/main/java/com/example/mailclient/model/MailDetailResponse.java

@@ -0,0 +1,110 @@
+package com.example.mailclient.model;
+
+public class MailDetailResponse extends BaseResponse {
+    public MailDetailData data;
+
+    public static class MailDetailData {
+        public MailDetail mail;
+
+        public MailDetail getMail() {
+            return mail;
+        }
+
+        public void setMail(MailDetail mail) {
+            this.mail = mail;
+        }
+    }
+
+    public static class MailDetail {
+        public String id;
+        public String from;
+        public String to;
+        public String subject;
+        public String content;
+        public String date;
+        public String folder;
+        public int is_read;
+        public int is_deleted;
+
+        // Getters and Setters
+        public String getId() {
+            return id;
+        }
+
+        public void setId(String id) {
+            this.id = id;
+        }
+
+        public String getFrom() {
+            return from;
+        }
+
+        public void setFrom(String from) {
+            this.from = from;
+        }
+
+        public String getTo() {
+            return to;
+        }
+
+        public void setTo(String to) {
+            this.to = to;
+        }
+
+        public String getSubject() {
+            return subject;
+        }
+
+        public void setSubject(String subject) {
+            this.subject = subject;
+        }
+
+        public String getContent() {
+            return content;
+        }
+
+        public void setContent(String content) {
+            this.content = content;
+        }
+
+        public String getDate() {
+            return date;
+        }
+
+        public void setDate(String date) {
+            this.date = date;
+        }
+
+        public String getFolder() {
+            return folder;
+        }
+
+        public void setFolder(String folder) {
+            this.folder = folder;
+        }
+
+        public int getIs_read() {
+            return is_read;
+        }
+
+        public void setIs_read(int is_read) {
+            this.is_read = is_read;
+        }
+
+        public int getIs_deleted() {
+            return is_deleted;
+        }
+
+        public void setIs_deleted(int is_deleted) {
+            this.is_deleted = is_deleted;
+        }
+    }
+
+    public MailDetailData getData() {
+        return data;
+    }
+
+    public void setData(MailDetailData data) {
+        this.data = data;
+    }
+}

mailclient/app/src/main/res/values/color.xml

@@ -1,7 +1,10 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
+    <color name="purple_200">#FFBB86FC</color>
     <color name="purple_500">#FF6200EE</color>
     <color name="purple_700">#FF3700B3</color>
     <color name="teal_200">#FF03DAC5</color>
     <color name="teal_700">#FF018786</color>
+    <color name="black">#FF000000</color>
+    <color name="white">#FFFFFFFF</color>
 </resources>