From ce40b3aafa176647bc48ee5e819f8d178f094041 Mon Sep 17 00:00:00 2001
From: Tevin <tingquanren@163.com>
Date: Thu, 08 Jul 2021 19:26:02 +0800
Subject: [PATCH] 微调扫描提示

---
 plugins/filter/CFilter.vue |  121 +++++++++++++++++++++++++++++++++------
 1 files changed, 101 insertions(+), 20 deletions(-)

diff --git a/plugins/filter/CFilter.vue b/plugins/filter/CFilter.vue
index d7730c4..80c1dac 100644
--- a/plugins/filter/CFilter.vue
+++ b/plugins/filter/CFilter.vue
@@ -13,42 +13,72 @@
                 v-if="bar.type==='select'"
                 type="bar"
                 :label="bar.label"
-                :options="selectOptions[bar.name]"
-                :onChange="evt=>handleChange(bar.name, evt)"
+                :options="selectOptions[bar.name] || []"
+                :value="filterRes[bar.name]"
+                :onChange="evt=>handleBarChange(bar.name, evt)"
+            />
+            <CFilterDateRange
+                v-if="bar.type==='dateRange'"
+                type="bar"
+                :label="bar.label"
+                :value="filterRes[bar.name]"
+                :onChange="evt=>handleBarChange(bar.name, evt)"
             />
         </view>
         <view
             class="c-filter-more"
+            :class="itemsFilled?'on':''"
             v-if="items && items.length > 0"
-            @tap="evt => drawerShow=true"
-        >更多筛选 »</view>
+            @tap="evt => handleOpen()"
+        >
+            <text>更多筛选 </text>
+            <text class="arrow">»</text>
+        </view>
         <AtDrawer
             class="c-filter-drawer"
             mask
             right
             :show="drawerShow"
-            :onClose="evt => drawerShow=false"
+            :onClose="evt => handleFinish()"
         >
             <scroll-view
                 class="c-filter-drawer-list"
                 :scrollY="true"
+                v-if="drawerDisplay"
             >
                 <view
                     class="box"
-                    v-for="(item,index) of items"
+                    v-for="(item,index) in items"
                     :key="index"
                 >
                     <CFilterSelect
                         v-if="item.type==='select'"
                         type="item"
                         :label="item.label"
-                        :options="selectOptions[item.name]"
-                        :onChange="evt=>handleChange(item.name, evt)"
+                        :options="selectOptions[item.name] || []"
+                        :value="filterRes[item.name]"
+                        :onChange="evt=>handleItemChange(item.name, evt)"
+                    />
+                    <CFilterDateRange
+                        v-if="item.type==='dateRange'"
+                        type="item"
+                        :label="item.label"
+                        :value="filterRes[item.name]"
+                        :onChange="evt=>handleItemChange(item.name, evt)"
                     />
                 </view>
             </scroll-view>
             <view class="c-filter-drawer-btn">
-                重置 完成
+                <AtButton
+                    type="primary"
+                    :circle="false"
+                    :onClick="evt => handleClean()"
+                >重置</AtButton>
+                <AtButton
+                    type="primary"
+                    :circle="false"
+                    :onClick="evt => handleFinish()"
+                >完成</AtButton>
             </view>
         </AtDrawer>
     </view>
@@ -56,41 +86,92 @@
 
 <script>
 import Taro from '@tarojs/taro';
-import { AtDrawer } from 'taro-ui-vue';
+import { AtDrawer, AtButton } from 'taro-ui-vue';
 import CFilterSelect from './CFilterSelect';
+import CFilterDateRange from './CFilterDateRange';
 import './cFilter.scss';
 
 export default {
     name: 'CFilter',
     components: {
         AtDrawer,
+        AtButton,
         CFilterSelect,
+        CFilterDateRange,
     },
     props: {
         // 筛选横条项目
-        bar: Object,
+        bar: { type: Object, default: {} },
         // 筛选展开层项目列表
-        items: Array,
+        items: { type: Array, default: [] },
         // 各个项目的选项列表
-        selectOptions: Object,
+        selectOptions: { type: Object, default: {} },
         // 筛选变化时的回调
         onChange: Function,
     },
     data() {
         return {
-            filters: {},
+            filterRes: {},
             drawerShow: false,
+            drawerDisplay: false,
+            // 面板项有已选
+            itemsFilled: false,
+            // 本次打开是否有改变
+            itemsChanged: false,
         };
     },
     methods: {
-        handleChange(name, value) {
-            if (typeof value === 'undefined') {
-                delete this.filters[name];
-            } else {
-                this.filters[name] = value;
+        handleOpen() {
+            this.drawerShow = true;
+            this.$nextTick(() => {
+                setTimeout(() => {
+                    this.drawerDisplay = true;
+                }, 80);
+            });
+        },
+        handleBarChange(name, value) {
+            this.$set(this.filterRes, name, value);
+            this.onChange(this.filterRes);
+        },
+        handleItemChange(name, value) {
+            this.$set(this.filterRes, name, value);
+            this.itemsChanged = true;
+            // 如果变化值不为空
+            if (typeof value !== 'undefined') {
+                this.itemsFilled = true;
             }
-            this.onChange(this.filters);
+            // 为空是检查所有面板值是否为空
+            else {
+                let valuehas = false;
+                for (let item of this.items) {
+                    if (typeof this.filterRes[item.name] !== 'undefined') {
+                        valuehas = true;
+                        break;
+                    }
+                }
+                this.itemsFilled = valuehas;
+            }
+        },
+        handleClean() {
+            Object.keys(this.filterRes).forEach(key => {
+                this.filterRes[key] = [][0];
+            });
+            this.itemsFilled = false;
+            this.itemsChanged = false;
+            this.onChange(this.filterRes);
+        },
+        handleFinish() {
+            this.drawerShow = false;
+            this.$nextTick(() => {
+                this.drawerDisplay = false;
+            });
+            // 有项目改变时,发送变化
+            if (this.itemsChanged) {
+                this.itemsChanged = false;
+                this.onChange(this.filterRes);
+            }
         },
     },
+    mounted() {},
 };
 </script>

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