增加发送动态贴UI数据管理

app/src/main/java/com/community/pocket/data/main/forum/ForumRequest.java

@@ -36,6 +36,11 @@ public class ForumRequest {
         return Valid.ok;
     }
 
+    //发送动态贴
+    public Valid sendTopic(String title, String content) {
+        return Valid.ok;
+    }
+
     //检索投诉人
     public ForumPostResponse<List<String>> searchPeople(String name) {
         return new ForumPostResponse<List<String>>().setSuccess(R.string.search_complain_name).setBody(new ArrayList<String>() {{

app/src/main/java/com/community/pocket/ui/main/ui/forum/post/ForumPostComplainFragment.java

@@ -22,6 +22,7 @@ import androidx.lifecycle.ViewModelProvider;
 import com.community.pocket.R;
 import com.community.pocket.data.adapter.ForumSearchAdapter;
 import com.community.pocket.ui.listener.MyTextChange;
+import com.community.pocket.util.PropertiesUtil;
 
 import org.jetbrains.annotations.NotNull;
 import org.xutils.view.annotation.ContentView;
@@ -75,7 +76,7 @@ public class ForumPostComplainFragment extends ForumPostContent {
                     postContent.setError(getString(complain.getContentError()));
                 }
                 if (complain.getComplainError() != null) {
-                    searchName.setError(getString(complain.getComplainError()));
+                    searchName.setError(getString(complain.getComplainError(), PropertiesUtil.getIntValue("username.length")));
                 }
 
                 postButton.setEnabled(complain.isDataValid());

app/src/main/java/com/community/pocket/ui/main/ui/forum/post/ForumPostTopicFragment.java

@@ -1,24 +1,74 @@
 package com.community.pocket.ui.main.ui.forum.post;
 
+import android.os.Build;
+import android.os.Bundle;
+import android.text.Editable;
+import android.text.TextWatcher;
 import android.view.View;
-import android.widget.Toast;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+import androidx.annotation.RequiresApi;
+import androidx.lifecycle.Observer;
+import androidx.lifecycle.ViewModelProvider;
 
 import com.community.pocket.R;
+import com.community.pocket.ui.listener.MyTextChange;
 
 import org.xutils.view.annotation.ContentView;
-import org.xutils.view.annotation.Event;
 
 /**
  * 动态贴
  */
 @ContentView(R.layout.forum_post_topic_fragment)
 public class ForumPostTopicFragment extends ForumPostContent {
-    /**
-     * 发帖操作
-     */
-    @Event(value = R.id.post_button)
-    private void onButtonClick(View v) {
-        Toast.makeText(getContext(), R.string.post, Toast.LENGTH_SHORT).show();
-    }
 
+    private ForumPostTopicViewModel viewModel;
+
+    @RequiresApi(api = Build.VERSION_CODES.KITKAT)
+    @Override
+    public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) {
+        super.onViewCreated(view, savedInstanceState);
+
+        viewModel = new ViewModelProvider(this, new ForumPostViewModelFactory()).get(ForumPostTopicViewModel.class);
+
+        //监控表单校验状态
+        viewModel.getForumPostFormState().observe(getViewLifecycleOwner(), new Observer<ForumPostFormState>() {
+            @Override
+            public void onChanged(ForumPostFormState forumPostFormState) {
+                if (forumPostFormState == null) {
+                    return;
+                }
+
+                if (forumPostFormState.getTitleError() != null) {
+                    postTitle.setError(getString(forumPostFormState.getTitleError()));
+                }
+                if (forumPostFormState.getContentError() != null) {
+                    postContent.setError(getString(forumPostFormState.getContentError()));
+                }
+
+                postButton.setEnabled(forumPostFormState.isDataValid());
+            }
+        });
+
+        //监控发帖状态
+        sendPost(viewModel);
+
+        TextWatcher textWatcher = new MyTextChange() {
+            @Override
+            public void afterTextChanged(Editable s) {
+                viewModel.topicFormChanged(postTitle.getText().toString(), postContent.getText().toString());
+            }
+        };
+        postTitle.addTextChangedListener(textWatcher);
+        postContent.addTextChangedListener(textWatcher);
+
+        //发帖操作
+        postButton.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                viewModel.sendTopic(postTitle.getText().toString(), postContent.getText().toString());
+            }
+        });
+    }
 }

app/src/main/java/com/community/pocket/ui/main/ui/forum/post/ForumPostTopicViewModel.java

@@ -1,9 +1,45 @@
 package com.community.pocket.ui.main.ui.forum.post;
 
+import androidx.lifecycle.MutableLiveData;
+
+import com.community.pocket.R;
 import com.community.pocket.data.main.forum.ForumRequest;
+import com.community.pocket.util.Valid;
+import com.community.pocket.util.ValidUtil;
 
+/**
+ * 动态贴UI数据管理
+ */
 class ForumPostTopicViewModel extends ForumPostViewModel {
+
+    private MutableLiveData<ForumPostFormState> forumPostFormState = new MutableLiveData<>();
+
     ForumPostTopicViewModel(ForumRequest forumRequest) {
         super(forumRequest);
     }
+
+    MutableLiveData<ForumPostFormState> getForumPostFormState() {
+        return forumPostFormState;
+    }
+
+    //动态表单校验
+    void topicFormChanged(String title, String content) {
+        if (!ValidUtil.titleValid(title)) {
+            forumPostFormState.setValue(new ForumPostFormState(R.string.invalid_title, null));
+        } else if (!ValidUtil.notesValid(content)) {
+            forumPostFormState.setValue(new ForumPostFormState(null, R.string.invalid_post));
+        } else {
+            forumPostFormState.setValue(new ForumPostFormState(true));
+        }
+    }
+
+    //发送动态贴
+    void sendTopic(String title, String content) {
+        Valid valid = forumRequest.sendTopic(title, content);
+        if (valid == Valid.ok) {
+            forumPostResponse.setValue(new ForumPostResponse().setSuccess(R.string.forum_post_ok));
+        } else {
+            forumPostResponse.setValue(new ForumPostResponse().setError(R.string.forum_post_fail));
+        }
+    }
 }