frontend/src/lib/components/Options/GreekExposure.svelte
MuslemRahimi f9e1dfe92a ui fix
2025-03-20 22:07:51 +01:00

493 lines
16 KiB
Svelte

<script lang="ts">
import { abbreviateNumberWithColor, abbreviateNumber } from "$lib/utils";
import { onMount } from "svelte";
import TableHeader from "$lib/components/Table/TableHeader.svelte";
import UpgradeToPro from "$lib/components/UpgradeToPro.svelte";
import highcharts from "$lib/highcharts.ts";
import { mode } from "mode-watcher";
export let data;
export let title;
let rawData = data?.getData || [];
rawData = rawData?.map((item) => {
if (title === "Gamma") {
return {
...item,
putCallRatio:
item?.call_gex > 0
? Math.abs((item?.put_gex || 0) / item?.call_gex)
: null,
};
} else {
return {
...item,
putCallRatio:
item?.call_dex > 0
? Math.abs((item?.put_dex || 0) / item?.call_dex)
: null,
};
}
});
let displayList = rawData?.slice(0, 150);
let timePeriod = "3M";
let config = 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 || !item.date) return false; // Ensure item and date are valid
const itemDate = new Date(item.date);
return (
!isNaN(itemDate) && itemDate >= startDate && itemDate <= currentDate
);
}) || [];
filteredData.forEach((entry) => {
const matchingData = data?.getHistoricalPrice?.find(
(d) => d?.time === entry?.date,
);
if (matchingData) {
entry.price = matchingData?.close ?? null; // Ensure price is valid
}
});
// Extract the dates and gamma values from the filtered data
const dateList = filteredData
.map((item) => item.date)
.filter((date) => date != null); // Filter out null/undefined
const dataList = filteredData
.map((item) => (title === "Gamma" ? item.netGex : item.netDex))
.filter((value) => value != null); // Filter out null/undefined
const priceList = filteredData
.map((item) => item.price)
.filter((price) => price != null); // Filter out null/undefined
return { dateList, dataList, priceList };
}
function plotData() {
const history = data?.getData?.sort(
(a, b) => new Date(a?.date) - new Date(b?.date),
);
const { dateList, dataList, priceList } = filterDataByPeriod(
history,
timePeriod,
);
const options = {
credits: {
enabled: false,
},
chart: {
backgroundColor: $mode === "light" ? "#fff" : "#09090B",
plotBackgroundColor: $mode === "light" ? "#fff" : "#09090B",
height: 360,
animation: false,
},
title: {
text: `<h3 class="mt-3 mb-1 ">${title === "Gamma" ? "GEX" : "DEX"} Chart</h3>`,
style: {
color: $mode === "light" ? "black" : "white",
// Using inline CSS for margin-top and margin-bottom
},
useHTML: true, // Enable HTML to apply custom class styling
},
tooltip: {
shared: true,
useHTML: true,
backgroundColor: "rgba(0, 0, 0, 0.8)", // Semi-transparent black
borderColor: "rgba(255, 255, 255, 0.2)", // Slightly visible white border
borderWidth: 1,
style: {
color: "#fff",
fontSize: "16px",
padding: "10px",
},
borderRadius: 4,
formatter: function () {
// Format the x value to display time in a custom format
let tooltipContent = `<span class="m-auto text-[1rem] font-[501]">${new Date(
this?.x,
).toLocaleDateString("en-US", {
year: "numeric",
month: "short",
day: "numeric",
})}</span><br>`;
// Loop through each point in the shared tooltip
this.points.forEach((point) => {
tooltipContent += `
<span style="display:inline-block; width:10px; height:10px; background-color:${point.color}; border-radius:50%; margin-right:5px;"></span>
<span class="font-semibold text-sm">${point.series.name}:</span>
<span class="font-normal text-sm">${abbreviateNumber(point.y)}</span><br>`;
});
return tooltipContent;
},
},
xAxis: {
type: "datetime",
endOnTick: false,
categories: dateList,
crosshair: {
color: $mode === "light" ? "black" : "white", // Set the color of the crosshair line
width: 1, // Adjust the line width as needed
dashStyle: "Solid",
},
labels: {
style: {
color: $mode === "light" ? "black" : "white",
},
distance: 20, // Increases space between label and axis
formatter: function () {
const date = new Date(this.value);
return date.toLocaleDateString("en-US", {
day: "2-digit", // Include day number
month: "short", // Display short month name
year: "numeric", // Include year
});
},
},
tickPositioner: function () {
// Create custom tick positions with optimized spacing
const positions = [];
const info = this.getExtremes();
const tickCount = 6; // Increase tick count for better readability
const interval = Math.floor((info.max - info.min) / (tickCount - 1));
for (let i = 0; i < tickCount; i++) {
const tick = info.min + i * interval;
positions.push(Math.round(tick)); // Ensure clean tick values
}
return positions;
},
},
yAxis: [
{
gridLineWidth: 1,
gridLineColor: $mode === "light" ? "#d1d5dc" : "#111827",
labels: {
style: { color: $mode === "light" ? "black" : "white" },
formatter: function () {
return abbreviateNumber(this.value);
},
},
title: { text: null },
opposite: true,
},
{
title: { text: "" },
gridLineWidth: 0,
labels: { enabled: false },
},
],
series: [
{
name: title,
type: "column",
data: dataList,
color: "#9B5DC4",
borderColor: "#9B5DC4",
borderRadius: "1px",
animation: false,
},
{
name: "Price",
type: "line",
data: priceList,
yAxis: 1,
color: $mode === "light" ? "#3B82F6" : "white",
lineWidth: 2,
zIndex: 10,
marker: { enabled: false },
animation: false,
},
],
legend: { enabled: false },
plotOptions: {
series: {
animation: false,
},
},
};
return options;
}
function formatDate(dateStr) {
// Convert the input date string to a Date object in New York time
let date = new Date(dateStr + "T00:00:00Z"); // Assume input is in UTC
// Convert to New York Time Zone
let options = {
timeZone: "Europe/Berlin",
month: "2-digit",
day: "2-digit",
year: "2-digit",
};
let formatter = new Intl.DateTimeFormat("en-US", options);
return formatter.format(date);
}
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 =
title === "Gamma"
? [
{ key: "date", label: "Date", align: "left" },
{ key: "call_gex", label: "Call GEX", align: "right" },
{ key: "put_gex", label: "Put GEX", align: "right" },
{ key: "netGex", label: "Net GEX", align: "right" },
{ key: "putCallRatio", label: "P/C GEX", align: "right" },
]
: [
{ key: "date", label: "Date", align: "left" },
{ key: "call_dex", label: "Call Delta", align: "right" },
{ key: "put_dex", label: "Put Delta", align: "right" },
{ key: "netDex", label: "Net Delta", align: "right" },
{ key: "putCallRatio", label: "P/C Delta", align: "right" },
];
$: sortOrders =
title === "Gamma"
? {
date: { order: "none", type: "date" },
call_gex: { order: "none", type: "number" },
put_gex: { order: "none", type: "number" },
netGex: { order: "none", type: "number" },
putCallRatio: { order: "none", type: "number" },
}
: {
date: { order: "none", type: "date" },
call_dex: { order: "none", type: "number" },
put_dex: { order: "none", type: "number" },
netDex: { order: "none", type: "number" },
putCallRatio: { 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 (timePeriod || $mode) {
config = 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-xl sm:text-2xl font-bold w-fit">
Daily {title} Exposure
</h2>
<div class="w-full overflow-hidden m-auto mt-5">
{#if config !== null}
<div class="flex justify-end space-x-2 ml-auto mb-3">
{#each ["3M", "6M", "1Y"] as item, index}
{#if data?.user?.tier === "Pro" || index === 0}
<label
on:click={() => (timePeriod = item)}
class="px-3 py-1 text-sm shadow-sm border border-gray-300 dark:border-gray-600 {timePeriod ===
item
? 'bg-gray-300 dark:bg-white text-black '
: ' bg-gray-100 dark:bg-table text-opacity-[0.6]'} transition ease-out duration-100 rounded-md cursor-pointer"
>
{item}
</label>
{:else if data?.user?.tier !== "Pro"}
<a
href="/pricing"
class="px-3 py-1 text-sm flex flex-row items-center border border-gray-300 dark:border-gray-600 {timePeriod ===
item
? 'bg-gray-300 dark:bg-white text-black '
: ' bg-gray-100 dark:bg-table text-opacity-[0.6]'} transition ease-out duration-100 rounded-md cursor-pointer"
>
{item}
<svg
class="ml-1 -mt-w-3.5 h-3.5 inline-block"
xmlns="http://www.w3.org/2000/svg"
viewBox="0 0 24 24"
><path
fill="currentColor"
d="M17 9V7c0-2.8-2.2-5-5-5S7 4.2 7 7v2c-1.7 0-3 1.3-3 3v7c0 1.7 1.3 3 3 3h10c1.7 0 3-1.3 3-3v-7c0-1.7-1.3-3-3-3M9 7c0-1.7 1.3-3 3-3s3 1.3 3 3v2H9z"
/></svg
>
</a>
{/if}
{/each}
</div>
<div
class="shadow-sm border border-gray-300 dark:border-gray-800 rounded"
use:highcharts={config}
></div>
{/if}
</div>
<h3 class="text-xl sm:text-2xl font-bold mt-5">
{title === "Gamma" ? "GEX" : "DEX"} History
</h3>
<div class="mt-3 w-full overflow-x-auto">
<table
class="table table-sm table-compact no-scrollbar rounded-none sm:rounded-md w-full bg-white dark:bg-table border border-gray-300 dark:border-gray-800 m-auto"
>
<thead>
<TableHeader {columns} {sortOrders} {sortData} />
</thead>
<tbody>
{#each data?.user?.tier === "Pro" ? displayList : displayList?.slice(0, 3) as item, index}
<tr
class="dark:sm:hover:bg-[#245073]/10 odd:bg-[#F6F7F8] dark:odd:bg-odd {index +
1 ===
displayList?.slice(0, 3)?.length &&
!['Pro']?.includes(data?.user?.tier)
? 'opacity-[0.1]'
: ''}"
>
<td class=" text-sm sm:text-[1rem] text-start whitespace-nowrap">
{formatDate(item?.date)}
</td>
<td class=" text-sm sm:text-[1rem] text-end whitespace-nowrap">
{@html abbreviateNumberWithColor(
title === "Gamma" ? item?.call_gex : item?.call_dex,
false,
true,
)}
</td>
<td class=" text-sm sm:text-[1rem] text-end whitespace-nowrap">
{@html abbreviateNumberWithColor(
title === "Gamma" ? item?.put_gex : item?.put_dex,
false,
true,
)}
</td>
<td class=" text-sm sm:text-[1rem] text-end whitespace-nowrap">
{@html abbreviateNumberWithColor(
title === "Gamma" ? item?.netGex : item?.netDex,
false,
true,
)}
</td>
<td class=" text-sm sm:text-[1rem] text-end whitespace-nowrap">
{#if item?.putCallRatio <= 1 && item?.putCallRatio !== null}
<span class="text-green-600 dark:text-[#00FC50]"
>{item?.putCallRatio?.toFixed(2)}</span
>
{:else if item?.putCallRatio >= 0 && item?.putCallRatio !== null}
<span class="text-red-600 dark:text-[#FF2F1F]"
>{item?.putCallRatio?.toFixed(2)}</span
>
{:else}
n/a
{/if}
</td>
</tr>
{/each}
</tbody>
</table>
</div>
<UpgradeToPro {data} display={true} />
</div>