add new page called volatility

This commit is contained in:
MuslemRahimi 2025-01-14 23:52:58 +01:00
parent 9d7c91107a
commit 853c82de12
5 changed files with 738 additions and 0 deletions

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<script lang="ts">
import {
abbreviateNumberWithColor,
abbreviateNumber,
monthNames,
} from "$lib/utils";
import { screenWidth } from "$lib/store";
import { onMount } from "svelte";
import TableHeader from "$lib/components/Table/TableHeader.svelte";
import UpgradeToPro from "$lib/components/UpgradeToPro.svelte";
import { Chart } from "svelte-echarts";
import { init, use } from "echarts/core";
import { LineChart, BarChart } from "echarts/charts";
import {
GridComponent,
TooltipComponent,
LegendComponent,
} from "echarts/components";
import { CanvasRenderer } from "echarts/renderers";
use([
LineChart,
BarChart,
GridComponent,
TooltipComponent,
LegendComponent,
CanvasRenderer,
]);
export let data;
let rawData = data?.getData || [];
rawData = rawData?.map((item) => ({
...item,
volatilitySpread:
item?.realized_volatility !== null
? (item?.implied_volatility - item?.realized_volatility)?.toFixed(2)
: null,
}));
const avgIV =
rawData?.reduce((acc, entry) => acc + entry.implied_volatility, 0) /
rawData?.length;
const avgRV =
rawData?.reduce((acc, entry) => acc + entry.realized_volatility, 0) /
rawData?.length;
let displayList = rawData?.slice(0, 150);
let timePeriod = "3M";
let options = null;
function filterDataByPeriod(historicalData, period = "3M") {
const currentDate = new Date();
let startDate = new Date();
// Calculate the start date based on the period input
switch (period) {
case "3M":
startDate.setMonth(currentDate.getMonth() - 3);
break;
case "6M":
startDate.setMonth(currentDate.getMonth() - 6);
break;
case "1Y":
startDate.setFullYear(currentDate.getFullYear() - 1);
break;
default:
throw new Error(`Unsupported period: ${period}`);
}
// Filter the data based on the calculated start date
let filteredData = historicalData?.filter((item) => {
if (!item?.date) return false;
const itemDate = new Date(item.date);
return itemDate >= startDate && itemDate <= currentDate;
});
filteredData?.forEach((entry) => {
const matchingData = data?.getHistoricalPrice?.find(
(d) => d?.time === entry?.date,
);
if (matchingData) {
entry.price = matchingData?.close;
}
});
// Extract the dates and gamma values from the filtered data
const dateList = filteredData?.map((item) => item.date);
const impliedVolatility = filteredData?.map(
(item) => item?.implied_volatility,
);
const realizedVolatility = filteredData?.map(
(item) => item?.realized_volatility,
);
const volatilitySpread = filteredData?.map(
(item) => item?.volatilitySpread,
);
const priceList = filteredData?.map((item) => item.price);
return {
dateList,
impliedVolatility,
realizedVolatility,
volatilitySpread,
priceList,
};
}
function plotData() {
const data = rawData?.sort((a, b) => new Date(a?.date) - new Date(b?.date));
const {
dateList,
impliedVolatility,
realizedVolatility,
volatilitySpread,
priceList,
} = filterDataByPeriod(data, timePeriod);
const options = {
animation: false,
tooltip: {
trigger: "axis",
hideDelay: 100,
borderColor: "#969696", // Black border color
borderWidth: 1, // Border width of 1px
backgroundColor: "#313131", // Optional: Set background color for contrast
textStyle: {
color: "#fff", // Optional: Text color for better visibility
},
formatter: function (params) {
// Get the timestamp from the first parameter
const timestamp = params[0].axisValue;
// Initialize result with timestamp
let result = timestamp + "<br/>";
// Add each series data
params?.forEach((param) => {
const marker =
'<span style="display:inline-block;margin-right:4px;' +
"border-radius:10px;width:10px;height:10px;background-color:" +
param.color +
'"></span>';
result +=
marker +
param.seriesName +
": " +
abbreviateNumber(param.value) +
"<br/>";
});
return result;
},
axisPointer: {
lineStyle: {
color: "#fff",
},
},
},
silent: true,
grid: {
left: $screenWidth < 640 ? "5%" : "0%",
right: $screenWidth < 640 ? "5%" : "0%",
bottom: "10%",
containLabel: true,
},
xAxis: [
{
type: "category",
data: dateList,
axisLabel: {
color: "#fff",
formatter: function (value) {
// Assuming dates are in the format 'yyyy-mm-dd'
const dateParts = value.split("-");
const monthIndex = parseInt(dateParts[1]) - 1; // Months are zero-indexed in JavaScript Date objects
const year = parseInt(dateParts[0]);
const day = parseInt(dateParts[2]);
return `${day} ${monthNames[monthIndex]} ${year}`;
},
},
},
],
yAxis: [
{
type: "value",
splitLine: {
show: false, // Disable x-axis grid lines
},
axisLabel: {
show: false, // Hide y-axis labels
},
},
{
type: "value",
splitLine: {
show: false, // Disable x-axis grid lines
},
position: "right",
axisLabel: {
show: false, // Hide y-axis labels
},
},
],
series: [
{
name: "Price",
type: "line",
data: priceList,
yAxisIndex: 1,
lineStyle: { width: 2 },
itemStyle: {
color: "#fff",
},
smooth: true,
showSymbol: false,
},
{
name: "Implied Volatility",
type: "line",
lineStyle: { width: 2 },
data: impliedVolatility,
itemStyle: {
color: "#FAD776",
},
smooth: true,
showSymbol: false,
},
{
name: "Realized Volatility",
type: "line",
lineStyle: { width: 2 },
data: realizedVolatility,
itemStyle: {
color: "#007BFF",
},
smooth: true,
showSymbol: false,
},
{
name: "Vol. Spread",
type: "bar",
lineStyle: { width: 2 },
data: volatilitySpread,
itemStyle: {
color: "#9B5DC4",
},
smooth: true,
showSymbol: false,
},
],
};
return options;
}
function formatDate(dateStr) {
// Parse the input date string (YYYY-mm-dd)
var date = new Date(dateStr);
// Get month, day, and year
var month = date.getMonth() + 1; // Month starts from 0
var day = date.getDate();
var year = date.getFullYear();
// Extract the last two digits of the year
var shortYear = year.toString().slice(-2);
// Add leading zeros if necessary
month = (month < 10 ? "0" : "") + month;
day = (day < 10 ? "0" : "") + day;
var formattedDate = month + "/" + day + "/" + year;
return formattedDate;
}
async function handleScroll() {
const scrollThreshold = document.body.offsetHeight * 0.8; // 80% of the website height
const isBottom = window.innerHeight + window.scrollY >= scrollThreshold;
if (isBottom && displayList?.length !== rawData?.length) {
const nextIndex = displayList?.length;
const filteredNewResults = rawData?.slice(nextIndex, nextIndex + 50);
displayList = [...displayList, ...filteredNewResults];
}
}
onMount(() => {
window.addEventListener("scroll", handleScroll);
return () => {
window.removeEventListener("scroll", handleScroll);
};
});
$: columns = [
{ key: "date", label: "Date", align: "left" },
{
key: "changesPercentage",
label: "% Change",
align: "right",
},
{
key: "putCallRatio",
label: "P/C",
align: "right",
},
{
key: "total_open_interest",
label: "Total OI",
align: "right",
},
{
key: "changesPercentageOI",
label: "% OI Change",
align: "right",
},
{
key: "implied_volatility",
label: "IV (30D)",
align: "right",
},
{
key: "realized_volatility",
label: "Realized Vol.",
align: "right",
},
{ key: "volatilitySpread", label: "Vol. Spread", align: "right" },
];
$: sortOrders = {
date: { order: "none", type: "date" },
changesPercentage: { order: "none", type: "number" },
putCallRatio: { order: "none", type: "number" },
implied_volatility: { order: "none", type: "number" },
realized_volatility: { order: "none", type: "number" },
volatilitySpread: { order: "none", type: "number" },
total_open_interest: { order: "none", type: "number" },
changesPercentageOI: { order: "none", type: "number" },
};
const sortData = (key) => {
// Reset all other keys to 'none' except the current key
for (const k in sortOrders) {
if (k !== key) {
sortOrders[k].order = "none";
}
}
// Cycle through 'none', 'asc', 'desc' for the clicked key
const orderCycle = ["none", "asc", "desc"];
let originalData = rawData?.sort(
(a, b) => new Date(b?.date) - new Date(a?.date),
);
const currentOrderIndex = orderCycle.indexOf(sortOrders[key].order);
sortOrders[key].order =
orderCycle[(currentOrderIndex + 1) % orderCycle.length];
const sortOrder = sortOrders[key].order;
// Reset to original data when 'none' and stop further sorting
if (sortOrder === "none") {
originalData = [...rawData]; // Reset originalData to rawDataVolume
displayList = originalData;
return;
}
// Define a generic comparison function
const compareValues = (a, b) => {
const { type } = sortOrders[key];
let valueA, valueB;
switch (type) {
case "date":
valueA = new Date(a[key]);
valueB = new Date(b[key]);
break;
case "string":
valueA = a[key].toUpperCase();
valueB = b[key].toUpperCase();
return sortOrder === "asc"
? valueA.localeCompare(valueB)
: valueB.localeCompare(valueA);
case "number":
default:
valueA = parseFloat(a[key]);
valueB = parseFloat(b[key]);
break;
}
if (sortOrder === "asc") {
return valueA < valueB ? -1 : valueA > valueB ? 1 : 0;
} else {
return valueA > valueB ? -1 : valueA < valueB ? 1 : 0;
}
};
// Sort using the generic comparison function
displayList = [...originalData].sort(compareValues);
};
$: {
if (typeof window !== "undefined" && timePeriod) {
options = plotData();
}
}
</script>
<div class="sm:p-7 w-full m-auto mt-2 sm:mt-0">
<h2
class=" flex flex-row items-center text-white text-xl sm:text-2xl font-bold w-fit"
>
Volatility Exposure
</h2>
<div
class="mt-5 mb-4 flex flex-col divide-y divide-gray-600 rounded-md border border-gray-600 sm:grid sm:grid-cols-4 sm:divide-x sm:divide-y-0"
>
<div class="px-4 py-3 sm:px-2 sm:py-5 md:px-3 lg:p-6">
<div class="flex items-center justify-between sm:block">
<div class="text-sm font-semibold text-white">Date</div>
<div
class="mt-1 break-words font-semibold leading-8 text-white text-sm sm:text-[1rem]"
>
af
</div>
</div>
</div>
<div class="px-4 py-3 sm:px-2 sm:py-5 md:px-3 lg:p-6">
<div class="flex items-center justify-between sm:block">
<div class="text-sm font-semibold text-white">
Avg. Implied Volatility
</div>
<div
class="mt-1 break-words font-semibold leading-8 text-white text-sm sm:text-[1rem]"
>
{avgIV?.toFixed(2)}
</div>
</div>
</div>
<div class="px-4 py-3 sm:px-2 sm:py-5 md:px-3 lg:p-6">
<div class="flex items-center justify-between sm:block">
<div class="text-sm font-semibold text-white">
Avg. Realized Volatility
</div>
<div
class="mt-1 break-words font-semibold leading-8 text-white text-sm sm:text-[1rem]"
>
{avgRV?.toFixed(2)}
</div>
</div>
</div>
<div class="px-4 py-3 sm:px-2 sm:py-5 md:px-3 lg:p-6">
<div class="flex items-center justify-between sm:block">
<div class="text-sm font-semibold text-white">IV / RV</div>
<div
class="mt-1 break-words font-semibold leading-8 text-white text-sm sm:text-[1rem]"
>
a
</div>
</div>
</div>
</div>
<div class="w-full overflow-hidden m-auto mt-5">
{#if options !== null}
<div class="app w-full relative">
<div class="flex justify-start space-x-2 absolute right-0 top-0 z-10">
{#each ["3M", "6M", "1Y"] as item}
<label
on:click={() => (timePeriod = item)}
class="px-3 py-1 text-sm {timePeriod === item
? 'bg-white text-black '
: 'text-white bg-table text-opacity-[0.6]'} transition ease-out duration-100 sm:hover:bg-white sm:hover:text-black rounded-md cursor-pointer"
>
{item}
</label>
{/each}
</div>
<Chart {init} {options} class="chart" />
</div>
{:else}
<div class="flex justify-center items-center h-80">
<div class="relative">
<label
class="bg-primary rounded-md 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 sm:loading-[1rem] text-gray-400"
></span>
</label>
</div>
</div>
{/if}
</div>
<div class="w-full overflow-x-scroll text-white">
<table
class="w-full table table-sm table-compact bg-table border border-gray-800 rounded-none sm:rounded-md m-auto overflow-x-auto"
>
<thead>
<TableHeader {columns} {sortOrders} {sortData} />
</thead>
<tbody>
{#each data?.user?.tier === "Pro" ? displayList : displayList?.slice(0, 3) as item, index}
<tr
class="sm:hover:bg-[#245073] sm:hover:bg-opacity-[0.2] odd:bg-odd border-b border-gray-800 {index +
1 ===
displayList?.slice(0, 3)?.length && data?.user?.tier !== 'Pro'
? 'opacity-[0.1]'
: ''}"
>
<td
class="text-white text-sm sm:text-[1rem] text-start whitespace-nowrap"
>
{formatDate(item?.date)}
</td>
<td class="text-white text-sm sm:text-[1rem] text-end">
{#if item?.changesPercentage >= 0}
<span class="text-[#00FC50]"
>+{item?.changesPercentage >= 1000
? abbreviateNumberWithColor(item?.changesPercentage)
: item?.changesPercentage?.toFixed(2)}%</span
>
{:else if item?.changesPercentage < 0}
<span class="text-[#FF2F1F]"
>{item?.changesPercentage <= -1000
? abbreviateNumberWithColor(item?.changesPercentage)
: item?.changesPercentage?.toFixed(2)}%
</span>
{:else}
n/a
{/if}
</td>
<td class="text-sm sm:text-[1rem] text-end text-white">
{item?.putCallRatio}
</td>
<td class="text-sm sm:text-[1rem] text-end text-white">
{@html abbreviateNumberWithColor(
item?.total_open_interest,
false,
true,
)}
</td>
<td class="text-white text-sm sm:text-[1rem] text-end">
{#if item?.changesPercentageOI >= 0 && item?.changesPercentageOI !== null}
<span class="text-[#00FC50]"
>+{item?.changesPercentageOI >= 1000
? abbreviateNumberWithColor(item?.changesPercentageOI)
: item?.changesPercentageOI?.toFixed(2)}%</span
>
{:else if item?.changesPercentageOI < 0 && item?.changesPercentageOI !== null}
<span class="text-[#FF2F1F]"
>{item?.changesPercentageOI <= -1000
? abbreviateNumberWithColor(item?.changesPercentageOI)
: item?.changesPercentageOI?.toFixed(2)}%
</span>
{:else}
<span class="text-white"> n/a </span>
{/if}
</td>
<td
class="text-white text-sm sm:text-[1rem] text-end whitespace-nowrap"
>
{item?.implied_volatility}
</td>
<td
class="text-white text-sm sm:text-[1rem] text-end whitespace-nowrap"
>
{item?.realized_volatility ?? "n/a"}
</td>
<td
class="text-white text-sm sm:text-[1rem] text-end whitespace-nowrap"
>
{item?.volatilitySpread ?? "n/a"}
</td>
</tr>
{/each}
</tbody>
</table>
</div>
<UpgradeToPro {data} />
</div>
<style>
.app {
height: 400px;
width: 100%;
}
@media (max-width: 560px) {
.app {
width: 100%;
height: 300px;
}
}
.chart {
width: 100%;
}
</style>

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const subSectionMap = { const subSectionMap = {
overview: "/options", overview: "/options",
"hottest-contracts": "/options/hottest-contracts", "hottest-contracts": "/options/hottest-contracts",
volatility: "/options/volatility",
gex: "/options/gex", gex: "/options/gex",
dex: "/options/dex", dex: "/options/dex",
oi: "/options/oi", oi: "/options/oi",
@ -31,6 +32,7 @@
const sectionMap = { const sectionMap = {
overview: "overview", overview: "overview",
"hottest-contracts": "hottest-contracts", "hottest-contracts": "hottest-contracts",
volatility: "volatility",
gex: "gex", gex: "gex",
dex: "dex", dex: "dex",
oi: "oi", oi: "oi",
@ -79,6 +81,16 @@
> >
Hottest Contracts Hottest Contracts
</a> </a>
<a
href={`/stocks/${$stockTicker}/options/volatility`}
on:click={() => changeSubSection("volatility")}
class="p-2 px-5 cursor-pointer {displaySubSection ===
'volatility'
? 'text-white bg-primary sm:hover:bg-opacity-[0.95]'
: 'text-gray-400 sm:hover:text-white sm:hover:bg-primary sm:hover:bg-opacity-[0.95]'}"
>
Volatility
</a>
<a <a
href={`/stocks/${$stockTicker}/options/oi`} href={`/stocks/${$stockTicker}/options/oi`}
on:click={() => changeSubSection("oi")} on:click={() => changeSubSection("oi")}

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<section class="w-full overflow-hidden min-h-screen">
<div class="w-full overflow-hidden m-auto">
<div class="sm:p-0 flex justify-center w-full m-auto overflow-hidden">
<div
class="relative flex justify-center items-start overflow-hidden w-full"
>
<main class="w-full">
<div class="mt-2 sm:mt-0">
<slot />
</div>
</main>
</div>
</div>
</div>
</section>

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export const load = async ({ locals, params }) => {
const { apiKey, apiURL, user } = locals;
const getData = async () => {
const postData = {
ticker: params.tickerID,
};
const response = await fetch(apiURL + "/implied-volatility", {
method: "POST",
headers: {
"Content-Type": "application/json",
"X-API-KEY": apiKey,
},
body: JSON.stringify(postData),
});
const output = await response.json();
return output;
};
// Make sure to return a promise
return {
getData: await getData(),
};
};

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<script lang="ts">
import {
stockTicker,
numberOfUnreadNotification,
displayCompanyName,
} from "$lib/store";
import Infobox from "$lib/components/Infobox.svelte";
import Volatility from "$lib/components/Options/Volatility.svelte";
export let data;
</script>
<svelte:head>
<meta charset="utf-8" />
<meta name="viewport" content="width=device-width" />
<title>
{$numberOfUnreadNotification > 0 ? `(${$numberOfUnreadNotification})` : ""}
{$displayCompanyName} ({$stockTicker}) Volatility · Stocknear
</title>
<meta
name="description"
content={`Track volatility and implied volatility trends with our interactive chart. Analyze price movements, 30-day implied volatility, and realized volatility to make data-driven trading decisions.`}
/>
<!-- Other meta tags -->
<meta
property="og:title"
content={`${$displayCompanyName} (${$stockTicker}) Volatility · Stocknear`}
/>
<meta
property="og:description"
content={`Track volatility and implied volatility trends with our interactive chart. Analyze price movements, 30-day implied volatility, and realized volatility to make data-driven trading decisions.`}
/>
<meta property="og:type" content="website" />
<!-- Add more Open Graph meta tags as needed -->
<!-- Twitter specific meta tags -->
<meta name="twitter:card" content="summary_large_image" />
<meta
name="twitter:title"
content={`${$displayCompanyName} (${$stockTicker}) Volatility · Stocknear`}
/>
<meta
name="twitter:description"
content={`Track volatility and implied volatility trends with our interactive chart. Analyze price movements, 30-day implied volatility, and realized volatility to make data-driven trading decisions.`}
/>
<!-- Add more Twitter meta tags as needed -->
</svelte:head>
<section
class="w-full bg-default overflow-hidden text-white min-h-screen pb-40"
>
<div class="w-full flex h-full overflow-hidden">
<div
class="w-full relative flex justify-center items-center overflow-hidden"
>
{#if data?.getData?.length > 0}
<Volatility {data} />
{:else}
<div class="sm:p-7 w-full m-auto mt-2 sm:mt-0">
<div class="mt-2">
<Infobox text="No data is available" />
</div>
</div>
{/if}
</div>
</div>
</section>