update industry page

src/routes/list/industry/[slug]/+page.svelte

@@ -3,15 +3,26 @@
   import { screenWidth } from '$lib/store';
   import { abbreviateNumber} from '$lib/utils';
   import { onMount } from 'svelte';
+  import { Chart } from 'svelte-echarts'
 
+  import { init, use } from 'echarts/core'
+  import { LineChart } from 'echarts/charts'
+  import { GridComponent, TooltipComponent } from 'echarts/components'
+  import { CanvasRenderer } from 'echarts/renderers'
   
   export let data;
   let isLoaded = false;
+  use([LineChart, GridComponent, TooltipComponent, CanvasRenderer])
 
-  let rawData = data?.getIndustryStocks;
+  let rawData = data?.getIndustryStocks?.stocks;
 
   let stockList = rawData?.slice(0,50);
-  
+  let optionsData;
+
+  const monthNames = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'];
+
+
+
   async function handleScroll() {
       const scrollThreshold = document.body.offsetHeight * 0.8; // 80% of the website height
       const isBottom = window.innerHeight + window.scrollY >= scrollThreshold;
@@ -23,10 +34,91 @@
     }
   
       
+function getPlotOptions() {
+    let dates = [];
+    let valueList = [];
+    // Iterate over the data and extract required information
+    data?.getIndustryStocks?.history?.forEach(item => {
+      dates?.push(item?.date);
+      valueList?.push(item?.pe);
+    });
+
+    const option = {
+    silent: true,
+    tooltip: {
+        trigger: 'axis',
+        hideDelay: 100, // Set the delay in milliseconds
+    },
+    animation: false,
+    grid: {
+        left: '0%',
+        right: '2%',
+        bottom: '2%',
+        top: '5%',
+        containLabel: true
+    },
+    xAxis: {
+      type: 'category',
+      boundaryGap: false,
+      data: dates,
+      axisLabel: {
+        color: '#fff',
+        formatter: function (value) {
+          // Assuming dates are in the format 'yyyy-mm-dd'
+          // Extract the month and day from the date string and convert the month to its abbreviated name
+          const dateParts = value.split('-');
+          const year = dateParts[0].substring(2); // Extracting the last two digits of the year
+          const monthIndex = parseInt(dateParts[1]) - 1; // Months are zero-indexed in JavaScript Date objects
+          return `${monthNames[monthIndex]} '${year}`;
+        }
+      }
+    },
+    yAxis: [
+      {
+        type: 'value',
+        splitLine: {
+              show: false, // Disable x-axis grid lines
+        },
+        axisLabel: {
+          color: '#fff',
+            formatter: function (value, index) {
+              if (index % 2 === 0) {
+                return value?.toFixed(0); // Format the sentiment value
+              } else {
+                    return ''; // Hide this tick
+                }
+            }
+        }
+      }
+    ],
+    series: [
+        {
+            name: 'PE Ratio',
+            data: valueList,
+            type: 'line',
+            symbol: 'none',
+            itemStyle: {
+            color: '#fff',
+            },
+            
+        },
+    ]
+    };
+  
+  
+  return option;
+  }
+
+  let totalMarketCap = rawData?.reduce((total, stock) => total + stock?.marketCap, 0) ?? 0;
+  let totalRevenue = rawData?.reduce((total, stock) => total + stock?.revenue, 0) ?? 0;
+  let peHistory = data?.getIndustryStocks?.history || [];
+  let totalPERatio = peHistory.reduce((total, stock) => total + (stock?.pe || 0), 0);
+  let avgPERatio = peHistory.length > 0 ? (totalPERatio / peHistory?.length)?.toFixed(2) : 0;
 
 
   onMount(async () => {
 
+    optionsData = await getPlotOptions();
     isLoaded = true;
     window.addEventListener('scroll', handleScroll);
       return () => {
@@ -42,8 +134,28 @@
       
       <section class="w-full overflow-hidden m-auto">
               
-            
-        
+         <div class="border border-gray-800 w-full sm:flex sm:flex-row sm:items-center m-auto text-gray-100 bg-[#09090B] sm:rounded-lg h-auto p-5 mb-4">
+              <svg class="w-5 h-5 inline-block sm:mr-2 flex-shrink-0" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 256 256"><path fill="#a474f6" d="M128 24a104 104 0 1 0 104 104A104.11 104.11 0 0 0 128 24m-4 48a12 12 0 1 1-12 12a12 12 0 0 1 12-12m12 112a16 16 0 0 1-16-16v-40a8 8 0 0 1 0-16a16 16 0 0 1 16 16v40a8 8 0 0 1 0 16"/></svg>
+              The {data?.getIndustryStocks?.name} Industry has a total of {data?.getIndustryStocks?.stocks?.length} stocks, with a combined market cap of {abbreviateNumber(totalMarketCap,true)},
+              total revenue of {abbreviateNumber(totalRevenue,true)} and an average PE Ratio of {avgPERatio}.
+          </div>
+
+          <h2 class="text-white text-xl sm:text-2xl mt-8 font-semibold">
+              Historical PE Ratio
+            </h2>
+            <div class="app w-full h-[300px] mt-5 mb-8">
+              {#if isLoaded}
+              <Chart {init} options={optionsData} class="chart" />
+              {:else}
+              <div class="flex justify-center items-center h-80">
+                <div class="relative">
+                <label class="bg-[#09090B] rounded-xl h-14 w-14 flex justify-center items-center absolute top-1/2 left-1/2 transform -translate-x-1/2 -translate-y-1/2">
+                    <span class="loading loading-spinner loading-md"></span>
+                </label>
+                </div>
+              </div>
+              {/if}
+            </div>
           
             <!-- Page wrapper -->
             <div class="flex justify-center w-full m-auto h-full overflow-hidden">
@@ -123,3 +235,23 @@
         
 
 
+  
+<style>
+
+.app {
+height: 300px;
+max-width: 100%; /* Ensure chart width doesn't exceed the container */
+
+}
+
+@media (max-width: 640px) {
+.app {
+  height: 210px;
+}
+}
+
+.chart {
+width: 100%;
+}
+
+</style>