frontend/src/lib/components/Options/OpenInterestByExpiry.svelte
MuslemRahimi 668db9bc6f ui fix
2025-01-16 17:50:48 +01:00

359 lines
10 KiB
Svelte

<script lang="ts">
import { abbreviateNumberWithColor, 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 || [];
const today = new Date();
rawData = rawData?.reduce((result, item) => {
const itemDate = new Date(item?.expiry);
if (itemDate >= today) {
result.push({
...item,
put_call_ratio:
item?.call_oi > 0
? Math.abs((item?.put_oi || 0) / item.call_oi)
: null,
});
}
return result;
}, []);
let displayList = rawData?.slice(0, 150);
let options = null;
function plotData() {
const processedData = rawData?.map((d) => ({
expiry: d?.expiry,
callValue: d?.call_oi,
putValue: d?.put_oi,
}));
const dates = processedData?.map((d) => d.expiry);
const callValues = processedData?.map((d) => d.callValue?.toFixed(2));
const putValues = processedData?.map((d) => d.putValue?.toFixed(2));
const barWidthPercentage = Math.max(100 / processedData.length, 20); // Adjust automatically, max 80%
const options = {
animation: false,
tooltip: {
trigger: "axis",
axisPointer: {
type: "shadow",
},
backgroundColor: "#313131",
textStyle: {
color: "#fff",
},
formatter: function (params) {
const strike = params[0].axisValue;
const call = params[1].data;
const put = params[0].data;
return `
<div style="text-align:left;">
<b>Strike:</b> ${strike}<br/>
<span style="color:#00FC50;">● Call OI:</span> ${abbreviateNumberWithColor(call, false, true)}<br/>
<span style="color:#FF2F1F;">● Put OI:</span> ${abbreviateNumberWithColor(put, false, true)}<br/>
</div>`;
},
},
grid: {
left: $screenWidth < 640 ? "5%" : "2%",
right: $screenWidth < 640 ? "5%" : "2%",
bottom: "10%",
containLabel: true,
},
yAxis: {
type: "value",
nameTextStyle: { color: "#fff" },
splitLine: { show: false },
axisLabel: {
show: false, // Hide x-axis labels
},
},
xAxis: [
{
type: "category",
data: dates,
axisLabel: {
color: "#fff",
formatter: function (value) {
// Assuming dates are in the format 'yyyy-mm-dd'
const dateParts = value.split("-");
const monthIndex = parseInt(dateParts[1]) - 1; // Months are zero-indexed in JavaScript Date objects
const year = parseInt(dateParts[0]);
const day = parseInt(dateParts[2]);
return `${day} ${monthNames[monthIndex]} ${year}`;
},
},
},
],
series: [
{
name: `Put`,
type: "bar",
data: putValues,
itemStyle: { color: "#FF2F1F" },
barWidth: `${barWidthPercentage}%`,
},
{
name: `Call `,
type: "bar",
data: callValues,
itemStyle: { color: "#00FC50" },
barWidth: `${barWidthPercentage}%`,
},
],
};
return options;
}
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: "expiry", label: "Expiry Date", align: "left" },
{
key: "call_oi",
label: `Call OI`,
align: "right",
},
{
key: "put_oi",
label: `Put OI`,
align: "right",
},
{
key: "put_call_ratio",
label: `P/C OI`,
align: "right",
},
];
$: sortOrders = {
expiry: { order: "none", type: "date" },
call_oi: { order: "none", type: "number" },
put_oi: { order: "none", type: "number" },
put_call_ratio: { 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;
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") {
options = plotData();
}
}
</script>
<div class="sm:pl-7 sm:pb-7 sm:pt-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"
>
Open Interest (OI) By Expiry
</h2>
<div class="w-full overflow-hidden m-auto">
{#if options !== null}
<div class="app w-full relative">
<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"
>
{new Date(item?.expiry).toLocaleDateString("en-US", {
month: "short", // Abbreviated month (e.g., Jan)
day: "numeric", // Numeric day (e.g., 10)
year: "numeric", // Full year (e.g., 2025)
})}
</td>
<td
class="text-white text-sm sm:text-[1rem] text-end whitespace-nowrap"
>
{@html abbreviateNumberWithColor(
item?.call_oi?.toFixed(2),
false,
true,
)}
</td>
<td
class="text-white text-sm sm:text-[1rem] text-end whitespace-nowrap"
>
{@html abbreviateNumberWithColor(
item?.put_oi?.toFixed(2),
false,
true,
)}
</td>
<td
class="text-white text-sm sm:text-[1rem] text-end whitespace-nowrap"
>
{#if item?.put_call_ratio <= 1 && item?.put_call_ratio !== null}
<span class="text-[#00FC50]"
>{item?.put_call_ratio?.toFixed(2)}</span
>
{:else if item?.put_call_ratio > 1 && item?.put_call_ratio !== null}
<span class="text-[#FF2F1F]"
>{item?.put_call_ratio?.toFixed(2)}</span
>
{:else}
n/a
{/if}
</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>