From c504d9b9e12cad60dec083012fb5eeee16d9efeb Mon Sep 17 00:00:00 2001
From: nilupeng <qingingrunt2010@qq.com>
Date: Tue, 09 Aug 2022 03:55:06 +0000
Subject: [PATCH] 新分页框架

---
 app/src/main/java/com/runt/open/mvvm/base/fragments/LoadPageFragment.java  |   11 +++--
 app/src/main/java/com/runt/open/mvvm/ui/main/home/HomeViewModel.java       |    8 +++-
 app/src/main/java/com/runt/open/mvvm/base/activities/LoadPageActivity.java |    7 +--
 app/src/main/java/com/runt/open/mvvm/ui/main/home/HomeFragment.java        |    8 ----
 app/src/main/java/com/runt/open/mvvm/base/model/LoadPageViewModel.java     |   51 +++++++++++--------------
 app/src/main/java/com/runt/open/mvvm/retrofit/api/CommonApiCenter.java     |    9 ++++
 6 files changed, 48 insertions(+), 46 deletions(-)

diff --git a/app/src/main/java/com/runt/open/mvvm/base/activities/LoadPageActivity.java b/app/src/main/java/com/runt/open/mvvm/base/activities/LoadPageActivity.java
index 58a319a..55e0fac 100644
--- a/app/src/main/java/com/runt/open/mvvm/base/activities/LoadPageActivity.java
+++ b/app/src/main/java/com/runt/open/mvvm/base/activities/LoadPageActivity.java
@@ -17,7 +17,6 @@
 
 import java.lang.reflect.ParameterizedType;
 import java.util.List;
-import java.util.Map;
 
 /**
  * Created by Administrator on 2021/11/4 0004.
@@ -76,18 +75,18 @@
         refresh.autoRefresh();
     }
 
-    protected abstract Map requestParams();
+    protected Object[] requestParams(){return null;};
 
     @Override
     public void onRefresh(@NonNull RefreshLayout refreshLayout) {
         page = 0;
-        mViewModel.requestData(page,requestParams());
+        mViewModel.requestData(mViewModel.request(page,requestParams()));
     }
 
     @Override
     public void onLoadMore(@NonNull RefreshLayout refreshLayout) {
         page++;
-        mViewModel.requestData(page,requestParams());
+        mViewModel.requestData(mViewModel.request(page,requestParams()));
     }
 
     public A getAdapter() {
diff --git a/app/src/main/java/com/runt/open/mvvm/base/fragments/LoadPageFragment.java b/app/src/main/java/com/runt/open/mvvm/base/fragments/LoadPageFragment.java
index d0489f1..e58491b 100644
--- a/app/src/main/java/com/runt/open/mvvm/base/fragments/LoadPageFragment.java
+++ b/app/src/main/java/com/runt/open/mvvm/base/fragments/LoadPageFragment.java
@@ -17,7 +17,6 @@
 
 import java.lang.reflect.ParameterizedType;
 import java.util.List;
-import java.util.Map;
 
 /**
  * 分页fragment 封装
@@ -76,18 +75,22 @@
         refresh.autoRefresh();
     }
 
-    protected abstract Map requestParams();
+    /**
+     * 参数
+     * @return
+     */
+    protected Object[] requestParams(){return null;};
 
     @Override
     public void onRefresh(@NonNull RefreshLayout refreshLayout) {
         page = 0;
-        mViewModel.requestData(page,requestParams());
+        mViewModel.requestData(mViewModel.request(page,requestParams()));
     }
 
     @Override
     public void onLoadMore(@NonNull RefreshLayout refreshLayout) {
         page++;
-        mViewModel.requestData(page,requestParams());
+        mViewModel.requestData(mViewModel.request(page,requestParams()));
     }
 
     public A getAdapter() {
diff --git a/app/src/main/java/com/runt/open/mvvm/base/model/LoadPageViewModel.java b/app/src/main/java/com/runt/open/mvvm/base/model/LoadPageViewModel.java
index a001534..bc7a5d7 100644
--- a/app/src/main/java/com/runt/open/mvvm/base/model/LoadPageViewModel.java
+++ b/app/src/main/java/com/runt/open/mvvm/base/model/LoadPageViewModel.java
@@ -2,17 +2,14 @@
 
 import androidx.lifecycle.MutableLiveData;
 
-import com.google.gson.Gson;
 import com.runt.open.mvvm.data.HttpApiResult;
 import com.runt.open.mvvm.data.PageResult;
 import com.runt.open.mvvm.retrofit.observable.HttpObserver;
 
-import org.json.JSONObject;
-
 import java.lang.reflect.ParameterizedType;
 import java.util.ArrayList;
-import java.util.List;
-import java.util.Map;
+
+import io.reactivex.Observable;
 
 /**
  * 分页
@@ -21,47 +18,45 @@
 public abstract class LoadPageViewModel<D> extends BaseViewModel {
 
     public final int SIZE = 10;
-    private MutableLiveData<List<D>> liveData = new MutableLiveData<>();
+    private MutableLiveData<ArrayList<D>> liveData = new MutableLiveData<>();
     private MutableLiveData liveFailed = new MutableLiveData();
 
     /**
      * 请求地址
+     * @param page      页数
+     * @param objects   参数
      * @return
      */
-    protected abstract String requestUrl();
+    public abstract Observable<HttpApiResult<PageResult<D>>> request(int page,Object... objects);
 
     /**
      * 数据请求
-     * @param page  页数
-     * @param param 请求参数
      */
-    public void requestData(int page,Map param){
+    public void requestData(Observable<HttpApiResult<PageResult<D>>> observable){
         final ParameterizedType type = (ParameterizedType) this.getClass().getGenericSuperclass();
         Class<D> entityClass = (Class<D>) type.getActualTypeArguments()[0];
-        httpObserverOn( commonApi.getPageData(requestUrl(), page, SIZE, param), new HttpObserver<PageResult>() {
-            @Override
-            protected void onSuccess(PageResult data) {
-                //数据转换
-                List<D> list = new ArrayList<>();
-                for(Object map : data.rows){
-                    list.add(new Gson().fromJson(new JSONObject((Map) map).toString(),entityClass));
-                }
-                liveData.postValue(list);
-            }
-
-            @Override
-            protected void onFailed(HttpApiResult httpResult) {
-                mActivity.showToast(httpResult.msg);
-                liveFailed.postValue(1);
-            }
-        });
+        httpObserverOn( observable, new PageHttpObserver());
     }
 
-    public MutableLiveData<List<D>> getLiveData(){
+    public MutableLiveData<ArrayList<D>> getLiveData(){
         return liveData;
     }
 
     public MutableLiveData getLiveFailed() {
         return liveFailed;
     }
+
+    public class PageHttpObserver extends HttpObserver<PageResult<D>> {
+        @Override
+        protected void onSuccess(PageResult<D> data) {
+            liveData.postValue(data.rows);
+        }
+
+        @Override
+        protected void onFailed(HttpApiResult httpResult) {
+            mActivity.showToast(httpResult.msg);
+            liveFailed.postValue(1);
+        }
+    }
+
 }
diff --git a/app/src/main/java/com/runt/open/mvvm/retrofit/api/CommonApiCenter.java b/app/src/main/java/com/runt/open/mvvm/retrofit/api/CommonApiCenter.java
index dbdc21b..964fd28 100644
--- a/app/src/main/java/com/runt/open/mvvm/retrofit/api/CommonApiCenter.java
+++ b/app/src/main/java/com/runt/open/mvvm/retrofit/api/CommonApiCenter.java
@@ -4,6 +4,7 @@
 import com.runt.open.mvvm.data.ApkUpGradeResult;
 import com.runt.open.mvvm.data.HttpApiResult;
 import com.runt.open.mvvm.data.PageResult;
+import com.runt.open.mvvm.ui.main.home.Message;
 
 import java.util.Map;
 
@@ -76,4 +77,12 @@
     Call<ResponseBody> updateHead(@Part MultipartBody.Part file);
 
 
+    /**
+     * 获取咨询列表
+     * @param pageNum   页数
+     * @param pageSize  每页数量
+     * @return
+     */
+    @GET("getMsgList")
+    Observable<HttpApiResult<PageResult<Message>>> getMsgList(@Query("page") int pageNum, @Query("size") int pageSize);
 }
diff --git a/app/src/main/java/com/runt/open/mvvm/ui/main/home/HomeFragment.java b/app/src/main/java/com/runt/open/mvvm/ui/main/home/HomeFragment.java
index 7e944e6..039353d 100644
--- a/app/src/main/java/com/runt/open/mvvm/ui/main/home/HomeFragment.java
+++ b/app/src/main/java/com/runt/open/mvvm/ui/main/home/HomeFragment.java
@@ -3,15 +3,7 @@
 import com.runt.open.mvvm.base.fragments.LoadPageFragment;
 import com.runt.open.mvvm.databinding.RefreshRecyclerBinding;
 
-import java.util.HashMap;
-import java.util.Map;
-
 public class HomeFragment extends LoadPageFragment<RefreshRecyclerBinding,HomeViewModel,MsgAdapter,Message> {
 
-
-    @Override
-    protected Map requestParams() {
-        return new HashMap();
-    }
 
 }
\ No newline at end of file
diff --git a/app/src/main/java/com/runt/open/mvvm/ui/main/home/HomeViewModel.java b/app/src/main/java/com/runt/open/mvvm/ui/main/home/HomeViewModel.java
index b5d5f73..f827a0c 100644
--- a/app/src/main/java/com/runt/open/mvvm/ui/main/home/HomeViewModel.java
+++ b/app/src/main/java/com/runt/open/mvvm/ui/main/home/HomeViewModel.java
@@ -1,11 +1,15 @@
 package com.runt.open.mvvm.ui.main.home;
 
 import com.runt.open.mvvm.base.model.LoadPageViewModel;
+import com.runt.open.mvvm.data.HttpApiResult;
+import com.runt.open.mvvm.data.PageResult;
+
+import io.reactivex.Observable;
 
 public class HomeViewModel extends LoadPageViewModel<Message> {
 
     @Override
-    protected String requestUrl() {
-        return "getMsgList";
+    public Observable<HttpApiResult<PageResult<Message>>> request(int page, Object... objects) {
+        return commonApi.getMsgList(page,SIZE);
     }
 }
\ No newline at end of file

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