add 商品管理列表无数据时增加空视图

CommonLib/Common/src/main/java/com/yidian/common/widget/CommonEmptyPageView.kt

+package com.yidian.common.widget
+
+import android.content.Context
+import android.util.AttributeSet
+import android.view.View
+import androidx.constraintlayout.widget.ConstraintLayout
+import com.yidian.common.R
+import com.yidian.common.databinding.ViewCommonEmptyPageBinding
+
+/**
+ * author: yinjiacheng
+ * date: 7/9/21 8:06 PM
+ * description: 空视图
+ */
+class CommonEmptyPageView @JvmOverloads constructor(
+  context: Context,
+  attrs: AttributeSet? = null,
+  defStyle: Int = 0
+) : ConstraintLayout(context, attrs, defStyle) {
+
+  private val viewBinding by lazy {
+    ViewCommonEmptyPageBinding.bind(
+      View.inflate(
+        getContext(),
+        R.layout.view_common_empty_page,
+        this
+      )
+    )
+  }
+
+  init {
+    val typeArray = context.obtainStyledAttributes(attrs, R.styleable.CommonEmptyPageView)
+    viewBinding.ivPlaceHolder.setImageResource(
+      typeArray.getResourceId(
+        R.styleable.CommonEmptyPageView_CommonEmptyPageView_place_holder_img,
+        -1
+      )
+    )
+    viewBinding.tvEmptyContent.text = typeArray.getText(R.styleable.CommonEmptyPageView_CommonEmptyPageView_empty_content_text)
+    viewBinding.tvEmptyTips.text = typeArray.getText(R.styleable.CommonEmptyPageView_CommonEmptyPageView_empty_tips_text)
+    typeArray.recycle()
+  }
+
+}

CommonLib/Common/src/main/res/layout/view_common_empty_page.xml

+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+
+    <ImageView
+        android:id="@+id/iv_place_holder"
+        android:layout_width="@dimen/dp200"
+        android:layout_height="@dimen/dp118"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintVertical_bias="0.32"
+        tools:src="@drawable/img_empty_place_holder" />
+
+    <TextView
+        android:id="@+id/tv_empty_content"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="@dimen/dp10"
+        android:textColor="@color/color_333333"
+        android:textSize="@dimen/sp16"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/iv_place_holder"
+        tools:text="暂无优惠券" />
+
+    <TextView
+        android:id="@+id/tv_empty_tips"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="@dimen/dp4"
+        android:textColor="@color/color_C2C2C2"
+        android:textSize="@dimen/sp12"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/tv_empty_content"
+        tools:text="点击下方发布优惠券" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file

CommonLib/Common/src/main/res/values/attrs.xml

@@ -4,4 +4,9 @@
         <attr name="CommonTopBarView_title_text" format="string" />
         <attr name="CommonTopBarView_action_text" format="string" />
     </declare-styleable>
+    <declare-styleable name="CommonEmptyPageView">
+        <attr name="CommonEmptyPageView_place_holder_img" format="reference" />
+        <attr name="CommonEmptyPageView_empty_content_text" format="string" />
+        <attr name="CommonEmptyPageView_empty_tips_text" format="string" />
+    </declare-styleable>
 </resources>
\ No newline at end of file

Components/commodity/src/main/java/com/yidian/shenghuoquan/commodity/ui/coupon/fragment/CommodityListFragment.kt

 package com.yidian.shenghuoquan.commodity.ui.coupon.fragment
 
+import androidx.core.view.isVisible
 import androidx.fragment.app.viewModels
 import androidx.recyclerview.widget.LinearLayoutManager
 import com.scwang.smart.refresh.layout.api.RefreshLayout
@@ -50,7 +51,12 @@ class CommodityListFragment(private val status: CommodityStatus) :
   private fun subscribeLiveData() {
     vm.refreshFinish.observe(this, {
       binding.rlCommodityList.finishRefresh()
-      adapter?.updateData(it)
+      if (it.isNullOrEmpty()) {
+        binding.pvEmptyPage.isVisible = true
+      } else {
+        binding.pvEmptyPage.isVisible = false
+        adapter?.updateData(it)
+      }
     })
     vm.loadMoreFinish.observe(this, {
       binding.rlCommodityList.finishLoadMore()

Components/commodity/src/main/res/layout/commodity_fragment_commodity_list.xml

@@ -30,6 +30,15 @@
 
         </com.scwang.smart.refresh.layout.SmartRefreshLayout>
 
+        <com.yidian.common.widget.CommonEmptyPageView
+            android:id="@+id/pv_empty_page"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:visibility="gone"
+            app:CommonEmptyPageView_empty_content_text="@string/no_coupons"
+            app:CommonEmptyPageView_empty_tips_text="@string/click_post_coupon"
+            app:CommonEmptyPageView_place_holder_img="@drawable/img_empty_place_holder" />
+
     </androidx.constraintlayout.widget.ConstraintLayout>
 
 </layout>
\ No newline at end of file

Components/commodity/src/main/res/values/strings.xml

@@ -9,4 +9,6 @@
     <string name="edit">编辑</string>
     <string name="up_shelves">上架</string>
     <string name="publish_coupon">发布优惠券</string>
+    <string name="no_coupons">暂无优惠券</string>
+    <string name="click_post_coupon">点击下方发布优惠券</string>
 </resources>
\ No newline at end of file