From 7700d605460e3b12c60764527f88f5437dc9c030 Mon Sep 17 00:00:00 2001
From: chiayin <chiayin.kuo@dsp.im>
Date: Wed, 25 Oct 2023 11:13:37 +0800
Subject: [PATCH] Map Attributes: value type Slider done.

---
 .../Discover/Map/Filter/Attributes.vue        | 235 ++++++++++++++++--
 .../Discover/Map/Filter/Timeframes.vue        |   2 -
 src/module/setChartData.js                    |   1 +
 3 files changed, 216 insertions(+), 22 deletions(-)

diff --git a/src/components/Discover/Map/Filter/Attributes.vue b/src/components/Discover/Map/Filter/Attributes.vue
index d621968..2c52492 100644
--- a/src/components/Discover/Map/Filter/Attributes.vue
+++ b/src/components/Discover/Map/Filter/Attributes.vue
@@ -1,18 +1,19 @@
 <template>
 <section class="h-full">
   <p class="h2 ml-1 mb-2">Activity Select</p>
-  <!-- selectedAttName: {{ selectedAttName }} <br>
-  selectedAttRange: {{ selectedAttRange }} <br>
-  attRangeData: {{ attRangeData }} -->
+  <!-- selectedAttName: {{ selectedAttName }} <br> -->
+  <!-- selectedAttRange: {{ selectedAttRange }} <br> -->
+  <!-- attRangeData: {{ attRangeData }} <br> -->
+  <!-- filterAttrs: {{ filterAttrs }} <br> -->
 
   <div class="flex flex-row justify-between items-start gap-4 w-full h-[calc(100%_-_48px)]">
     <!-- Attribute Name -->
     <div class="basis-1/3 bg-neutral-10 border border-neutral-300 rounded-xl px-4 pb-4 w-full h-full relative text-sm">
-      <p class="h2 border-b border-500 my-2">Attribute Name ({{ attTotal }})</p>
+      <p class="h2 my-2">Attribute Name ({{ attTotal }})</p>
       <div class="overflow-y-auto overflow-x-auto scrollbar -mx-2 h-[calc(100%_-_56px)]">
-        <DataTable v-model:selection="selectedAttName" :value="filterAttrs" dataKey="key" breakpoint="0" :tableClass="tableClass">
+        <DataTable v-model:selection="selectedAttName" :value="filterAttrs" dataKey="key" breakpoint="0" :tableClass="tableClass" @row-select="onRowSelect">
           <Column selectionMode="single" :headerClass="headerModeClass" :bodyClass="bodyModeClass"></Column>
-          <Column field="key" header="Activity" :headerClass="headerClass" :bodyClass="bodyClass" sortable></Column>
+          <Column field="key" header="Attribute" :headerClass="headerClass" :bodyClass="bodyClass" sortable></Column>
         </DataTable>
       </div>
     </div>
@@ -26,7 +27,7 @@
         <div v-if="selectedAttName?.type === 'boolean'">
           <DataTable v-model:selection="selectedAttRange" :value="attRangeData" dataKey="id" breakpoint="0" :tableClass="tableClass" @row-select="onRowSelect">
             <Column selectionMode="single" :headerClass="headerModeClass" :bodyClass="bodyModeClass"></Column>
-            <Column field="label" header="Activity" :headerClass="headerClass" :bodyClass="bodyClass"></Column>
+            <Column field="label" header="Value" :headerClass="headerClass" :bodyClass="bodyClass"></Column>
           </DataTable>
         </div>
         <!-- type: string -->
@@ -34,8 +35,8 @@
           <DataTable v-model:selection="selectedAttRange" :value="attRangeData" dataKey="id" breakpoint="0" tableClass="w-full !border-separate !border-spacing-x-2 !table-auto text-sm"  @row-select="onRowSelect">
             <ColumnGroup type="header">
               <Row>
-                  <Column selectionMode="multiple" :headerClass="headerModeClass"></Column>
-                  <Column field="value" header="Value" :headerClass="headerClass" sortable />
+                  <Column selectionMode="multiple" :headerClass="headerModeClass" ></Column>
+                  <Column field="value" header="Value" :headerClass="headerClass"  sortable />
                   <Column field="freq" header="Occurrences" :headerClass="headerClass" sortable :colspan="3" />
               </Row>
             </ColumnGroup>
@@ -52,8 +53,29 @@
             <Column field="occ_ratio" header="Occurrence Ratio" bodyClass="!text-right !py-2 !border-0"></Column>
           </DataTable>
         </div>
+        <!-- type: value -->
         <div v-else>
-          other
+          <div class="h-3/5 relative">
+            <!-- <canvas id="chartCanvasId"></canvas> -->
+            <Chart type="line" :data="chartData" :options="chartOptions" class="h-30rem" id="chartCanvasId"/>
+            <div id="chart-mask-left" class="absolute bg-neutral-10/50"></div>
+            <div id="chart-mask-right" class="absolute bg-neutral-10/50"></div>
+          </div>
+          <div class="px-2 py-3">
+            <Slider v-model="selectArea" :step="1" :min="0" :max="selectRange" range class="mx-2" @change="changeSelectArea($event)"/>
+          </div>
+          <!-- Calendar group -->
+          <!-- <div class="flex justify-center items-center space-x-2 w-full">
+            <div>
+                <span class="block mb-2">Start time</span>
+                <Calendar v-model="startTime" dateFormat="yy/mm/dd" :panelProps="panelProps" :minDate="startMinDate" :maxDate="startMaxDate" showTime showIcon hourFormat="24" @date-select="sliderTimeRange($event, 'start')" id="startCalendar"/>
+            </div>
+            <span class="block mt-4">~</span>
+            <div>
+              <span class="block mb-2">End time</span>
+              <Calendar v-model="endTime" dateFormat="yy/mm/dd" :panelProps="panelProps" :minDate="endMinDate" :maxDate="endMaxDate" showTime showIcon hourFormat="24" @date-select="sliderTimeRange($event, 'end')" id="endCalendar"/>
+            </div>
+          </div> -->
         </div>
     </div>
     </div>
@@ -63,6 +85,10 @@
 <script>
 import { storeToRefs } from 'pinia';
 import AllMapDataStore from '@/stores/allMapData.js';
+import { Chart, registerables } from 'chart.js';
+import 'chartjs-adapter-date-fns';
+import { setLineChartData, setBarChartData, timeRange, yTimeRange, getXIndex, formatTime } from '@/module/setChartData.js';
+import getMoment from 'moment';
 
 export default {
   setup() {
@@ -75,13 +101,24 @@ export default {
     return {
       selectedAttName: null,
       selectedAttRange: null,
+      valueTypes: ['int', 'float', 'date'],
+      classTypes: ['boolean', 'string'],
+      chartData: null,
+      chartOptions: null,
+      chartComplete: null, // 已出圖的 chart.js 資料
+      selectArea: null,
+      selectRange: 1000, // 更改 select 的切分數
+      startTime: null,
+      endTime: null,
+      startMinDate: null,
+      startMaxDate: null,
+      endMinDate: null,
+      endMaxDate: null,
       tableClass: 'w-full h-full !border-separate !border-spacing-x-2 !table-auto text-sm',
       headerModeClass: 'w-8 !p-2 !bg-neutral-10 !border-neutral-500 sticky top-0 left-0 z-10 bg-neutral-10',
       headerClass: '!bg-neutral-10 !border-neutral-500 !py-2 sticky top-0 left-0 z-10 bg-neutral-10',
       bodyModeClass: '!p-2 !border-0',
       bodyClass: 'break-words !py-2 !border-0',
-      valueTypes: ['int', 'float', 'date'],
-      classTypes: ['boolean', 'string'],
     }
   },
   computed: {
@@ -139,19 +176,34 @@ export default {
         default:
           return null;
       }
+    },
+    // 取出選取的 Attribute radio 數值型的資料
+    valueData: function() {
+      // filter 回傳陣列，find 回傳遞一個找到的元素，因此使用 find 方法。
+      if(this.valueTypes.includes(this.selectedAttName?.type)){
+        const valueData = this.filterAttrs.find(item => item.type === this.selectedAttName?.type && item.key === this.selectedAttName?.key);
+        return valueData
+      }
+    },
+    // 找出 slidrData，時間格式:毫秒時間戳
+    sliderData: function() {
+      let xAxisMin = new Date(this.valueData.chart.x_axis.min).getTime();
+      let xAxisMax = new Date(this.valueData.chart.x_axis.max).getTime();
+      let range = xAxisMax - xAxisMin;
+      let step = range / this.selectRange;
+      let sliderData = []
 
-      // if(valueTypes.includes(type)){
-      //   data = {
+      for (let i = 0; i <= this.selectRange; i++) {
+        sliderData.push(xAxisMin + (step * i));
+      }
 
-      //   }
-      // }else if(classTypes.includes(type)){
-
-      // }
-    }
+      return sliderData;
+    },
   },
   methods: {
     onRowSelect(e) {
-      // this.$emit('on-row-select', e)
+      if(this.valueData) this.createChart();
+      // this.$emit('on-row-select', e.data)
     },
     /**
      * set progress bar width
@@ -170,6 +222,149 @@ export default {
       if((val * 100).toFixed(1) >= 100) return `100%`;
       else return `${(val * 100).toFixed(1)}%`;
     },
+    /**
+     * 調整遮罩大小
+     * @param {object} chart 取得 chart.js 資料
+     */
+    resizeMask(chart) {
+      let from = (this.selectArea[0] * 0.01) / (this.selectRange * 0.01);
+      let to = (this.selectArea[1] * 0.01) / (this.selectRange * 0.01);
+      this.resizeLeftMask(chart, from);
+      this.resizeRightMask(chart, to);
+    },
+    /**
+     * 調整左邊遮罩大小
+     * @param {object} chart 取得 chart.js 資料
+     * @param {number} chart 取得 chart.js 資料
+     */
+    resizeLeftMask(chart, from) {
+      const canvas = document.querySelector('#chartCanvasId canvas');
+      const mask = document.getElementById("chart-mask-left");
+      mask.style.left = `${canvas.offsetLeft + chart.chartArea.left}px`;
+      mask.style.width = `${chart.chartArea.width * from}px`;
+      mask.style.top = `${canvas.offsetTop + chart.chartArea.top}px`;
+      mask.style.height = `${chart.chartArea.height}px`;
+    },
+    /**
+     * 調整又邊遮罩大小
+     * @param {object} chart 取得 chart.js 資料
+     */
+    resizeRightMask(chart, to) {
+      const canvas = document.querySelector('#chartCanvasId canvas');
+      const mask = document.getElementById("chart-mask-right");
+      mask.style.left = `${canvas.offsetLeft + chart.chartArea.left + chart.chartArea.width * to}px`;
+      mask.style.width = `${chart.chartArea.width * (1 - to)}px`;
+      mask.style.top = `${canvas.offsetTop + chart.chartArea.top}px`;
+      mask.style.height = `${chart.chartArea.height}px`;
+    },
+    /**
+     * create chart
+     * @param   {object} valueData 選取的 Attribute，包含後端原始數據的 type、key
+     */
+    createChart() {
+      const valueData = this.valueData;
+      const max = valueData.chart.y_axis.max * 1.1;
+      const data = setLineChartData(valueData.chart.data, valueData.chart.x_axis.max, valueData.chart.x_axis.min);
+
+      this.chartData = {
+        datasets: [
+          {
+            label: 'Case',
+            data: data,
+            fill: 'start',
+            showLine: false,
+            tension: 0.4,
+            backgroundColor: 'rgba(0,153,255)',
+            pointRadius: 0,
+            x: 'x',
+            y: 'y',
+          }
+        ]
+      };
+      this.chartOptions = {
+        responsive: true,
+        maintainAspectRatio: false,
+        layout: {
+          padding: {
+            top: 16,
+            left: 8,
+            right: 8,
+          }
+        },
+        plugins: {
+          legend: false, // 圖例
+          filler: {
+            propagate: false
+          },
+          title: false
+        },
+        // animations: false, // 取消動畫
+        animation: {
+          onComplete: e => {
+            this.chartComplete = e.chart;
+            this.resizeMask(e.chart);
+          }
+        },
+        interaction: {
+          intersect: true,
+        },
+        scales: {
+          x: {
+            type: 'time',
+            ticks: {
+              autoSkip: false,
+              maxRotation: 0, // 不旋轉 lable 0~50
+              color: '#334155',
+              display: true,
+            },
+            grid: {
+              display: false, // 隱藏 x 軸網格
+            },
+          },
+          y: {
+            beginAtZero: true, // scale 包含 0
+            max: max,
+            ticks: { // 設定間隔數值
+              display: false, // 隱藏數值，只顯示格線
+              stepSize: max / 4,
+            },
+            grid: {
+              color: 'rgba(100,116,139)',
+              z: 1,
+            },
+            border: {
+              display: false, // 隱藏左側多出來的線
+            }
+          },
+        },
+      };
+
+
+    },
+    /**
+     * 滑塊改變的時候
+     * @param {array} e [1, 100]
+     */
+     changeSelectArea(e) {
+      // 日曆改變時，滑塊跟著改變
+      let sliderData = this.sliderData;
+      let start = sliderData[e[0].toFixed()];
+      let end = sliderData[e[1].toFixed()]; // 取得 index，須為整數。
+
+      this.startTime = new Date(start);
+      this.endTime = new Date(end);
+      // 重新設定 start end 日曆選取範圍
+      this.endMinDate = new Date(start);
+      this.startMaxDate = new Date(end);
+      // 重新算圖
+      this.resizeMask(this.chartComplete);
+      // 執行 timeFrameStartEnd 才會改變數據
+      // this.timeFrameStartEnd;
+    },
   },
+  mounted() {
+    // this.setChartData();
+    this.selectArea = [0, this.selectRange]; // 初始化滑塊
+  }
 }
 </script>
diff --git a/src/components/Discover/Map/Filter/Timeframes.vue b/src/components/Discover/Map/Filter/Timeframes.vue
index bc7616b..aa7bd63 100644
--- a/src/components/Discover/Map/Filter/Timeframes.vue
+++ b/src/components/Discover/Map/Filter/Timeframes.vue
@@ -315,5 +315,3 @@ export default{
   }
 }
 </script>
-<style>
-</style>
diff --git a/src/module/setChartData.js b/src/module/setChartData.js
index 4e40067..3583690 100644
--- a/src/module/setChartData.js
+++ b/src/module/setChartData.js
@@ -5,6 +5,7 @@ import getMoment from 'moment';
  * @param   {array} baseData 後端給的 10 個時間點
  * @param   {number} xMax 2022-05-23T18:00:00
  * @param   {number} xMin 2022-05-23T08:00:00
+ * @param   {number} isPercent 是否以百分比顯示
  * @param   {number} yMax case
  * @param   {number} yMin case
  * @returns {array} 可直接套入 chart.js 的 data