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reward calculator
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‎apps/developer-hub/content/docs/oracle-integrity-staking/reward-examples.mdx‎

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@@ -181,3 +181,11 @@ C_{p_{option2}} &= 100 + 100 \cdot \sum_{s \in \text{\{$s_{6}$,.., $s_{10}$\}}}
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&= 100 + 50 = 150
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\end{aligned}
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$$
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## Reward Calculator
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Use the calculator below to calculate publisher and delegator rewards based on your inputs.
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import RewardSimulator from "../../../src/components/RewardSimulator";
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<RewardSimulator />

‎apps/developer-hub/src/components/RewardSimulator/index.module.scss‎

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@use "@pythnetwork/component-library/theme";
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.card {
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margin-top: theme.spacing(6);
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}
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.inputGrid {
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display: grid;
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grid-template-columns: 1fr;
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gap: theme.spacing(6);
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padding: theme.spacing(4);
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@media (width >= 640px) {
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grid-template-columns: 1fr 1fr;
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}
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}
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.inputGroup {
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display: flex;
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flex-direction: column;
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gap: theme.spacing(2);
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}
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.input {
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padding: theme.spacing(2) theme.spacing(3);
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border: 1px solid var(--color-fd-border);
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border-radius: theme.border-radius("lg");
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background-color: var(--color-fd-background);
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color: var(--color-fd-foreground);
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transition: all 0.15s ease-in-out;
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&:focus {
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outline: 2px solid var(--color-fd-accent);
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outline-offset: -2px;
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border-color: transparent;
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}
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}
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.resultsSection {
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border-top: 1px solid var(--color-fd-border);
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margin-top: theme.spacing(6);
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padding-top: theme.spacing(6);
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}
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.resultsGrid {
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display: grid;
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grid-template-columns: 1fr;
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gap: theme.spacing(6);
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@media (width >= 640px) {
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grid-template-columns: 1fr 1fr;
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}
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}
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.resultGroup {
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display: flex;
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flex-direction: column;
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gap: theme.spacing(3);
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}
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.resultTitle {
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font-size: theme.font-size("lg");
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font-weight: theme.font-weight("semibold");
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color: var(--color-fd-foreground);
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}
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.resultValues {
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display: flex;
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flex-direction: column;
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gap: theme.spacing(2);
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}
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.resultItem {
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font-size: theme.font-size("sm");
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color: var(--color-fd-muted-foreground);
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}
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.resultLabel {
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font-weight: theme.font-weight("medium");
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}
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.resultValue {
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font-family: ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", Menlo, monospace;
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}

‎apps/developer-hub/src/components/RewardSimulator/index.tsx‎

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"use client";
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import { Card } from "@pythnetwork/component-library/Card";
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import { Label } from "@pythnetwork/component-library/unstyled/Label";
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import { Input } from "@pythnetwork/component-library/unstyled/TextField";
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import clsx from "clsx";
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import React, { useState, useEffect } from "react";
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import styles from "./index.module.scss";
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// Simple Math component for inline mathematical expressions
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const MathExpression: React.FC<{ children: React.ReactNode }> = ({ children }) => {
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return <span className="katex">{children}</span>;
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};
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// Component for subscripts and superscripts
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const Sub: React.FC<{ children: React.ReactNode }> = ({ children }) => (
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<sub>{children}</sub>
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);
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const Sup: React.FC<{ children: React.ReactNode }> = ({ children }) => (
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<sup>{children}</sup>
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);
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const RewardSimulator: React.FC = () => {
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const [publisherStake, setPublisherStake] = useState(200);
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const [delegatorStake, setDelegatorStake] = useState(300);
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const [maxCap, setMaxCap] = useState(500);
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const [delegatorFee, setDelegatorFee] = useState(20);
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const [rewardRate, setRewardRate] = useState(10);
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const [publisherReward, setPublisherReward] = useState(0);
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const [delegatorReward, setDelegatorReward] = useState(0);
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const [publisherRewardRate, setPublisherRewardRate] = useState(0);
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const [delegatorRewardRate, setDelegatorRewardRate] = useState(0);
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useEffect(() => {
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const calculateRewards = () => {
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const totalStake = publisherStake + delegatorStake;
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const eligibleAmount = Math.min(totalStake, maxCap);
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const totalReward = (rewardRate / 100) * eligibleAmount;
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const publisherRewardBase =
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(rewardRate / 100) * Math.min(publisherStake, maxCap);
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const delegatorRewardBase = totalReward - publisherRewardBase;
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const delegatorFeeAmount = (delegatorFee / 100) * delegatorRewardBase;
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const finalDelegatorReward = delegatorRewardBase - delegatorFeeAmount;
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const finalPublisherReward = publisherRewardBase + delegatorFeeAmount;
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setPublisherReward(Number(finalPublisherReward.toFixed(2)));
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setDelegatorReward(Number(finalDelegatorReward.toFixed(2)));
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setPublisherRewardRate(
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Number(((finalPublisherReward * 100) / publisherStake).toFixed(2)),
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);
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setDelegatorRewardRate(
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Number(((finalDelegatorReward * 100) / delegatorStake).toFixed(2)),
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);
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};
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calculateRewards();
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}, [publisherStake, delegatorStake, maxCap, delegatorFee, rewardRate]);
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return (
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<Card
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variant="secondary"
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title="Reward Simulator"
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nonInteractive
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className={clsx(styles.card)}
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>
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<div className={clsx(styles.inputGrid)}>
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<div className={clsx(styles.inputGroup)}>
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<Label htmlFor="publisher-stake">
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Publisher Stake (
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<MathExpression>
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S<Sub>p</Sub><Sup>p</Sup>
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</MathExpression>
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):
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</Label>
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<Input
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id="publisher-stake"
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type="number"
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value={publisherStake}
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onChange={(e) => {
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setPublisherStake(Number(e.target.value));
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}}
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className={clsx(styles.input)}
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min="0"
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/>
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</div>
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<div className={clsx(styles.inputGroup)}>
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<Label htmlFor="delegator-stake">
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Delegator Stake (
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<MathExpression>
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S<Sub>p</Sub><Sup>d</Sup>
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</MathExpression>
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):
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</Label>
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<Input
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id="delegator-stake"
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type="number"
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value={delegatorStake}
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onChange={(e) => {
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setDelegatorStake(Number(e.target.value));
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}}
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className={clsx(styles.input)}
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min="0"
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/>
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</div>
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<div className={clsx(styles.inputGroup)}>
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<Label htmlFor="max-cap">
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Maximum Cap (
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<MathExpression>
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C<Sub>p</Sub>
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</MathExpression>
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):
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</Label>
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<Input
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id="max-cap"
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type="number"
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value={maxCap}
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onChange={(e) => {
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setMaxCap(Number(e.target.value));
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}}
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className={clsx(styles.input)}
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min="0"
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/>
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</div>
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<div className={clsx(styles.inputGroup)}>
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<Label htmlFor="delegator-fee">
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Delegator Fee (<MathExpression>f</MathExpression>) (%):
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</Label>
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<Input
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id="delegator-fee"
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type="number"
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value={delegatorFee}
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onChange={(e) => {
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setDelegatorFee(Number(e.target.value));
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}}
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className={clsx(styles.input)}
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min="0"
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max="100"
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step="0.1"
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/>
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</div>
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<div className={clsx(styles.inputGroup)}>
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<Label htmlFor="reward-rate">
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Reward Rate (<MathExpression>r</MathExpression>) (%):
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</Label>
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<Input
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id="reward-rate"
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type="number"
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value={rewardRate}
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onChange={(e) => {
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setRewardRate(Number(e.target.value));
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}}
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className={clsx(styles.input)}
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min="0"
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max="100"
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step="0.1"
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/>
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</div>
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</div>
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<div className={clsx(styles.resultsSection)}>
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<div className={clsx(styles.resultsGrid)}>
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<div className={clsx(styles.resultGroup)}>
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<h4 className={clsx(styles.resultTitle)}>Calculated Rewards</h4>
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<div className={clsx(styles.resultValues)}>
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<p className={clsx(styles.resultItem)}>
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<span className={clsx(styles.resultLabel)}>
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Publisher Reward (
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<MathExpression>
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R<Sup>p</Sup><Sub>p</Sub>
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</MathExpression>
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):
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</span>{" "}
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<span className={clsx(styles.resultValue)}>
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{publisherReward}
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</span>
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</p>
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<p className={clsx(styles.resultItem)}>
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<span className={clsx(styles.resultLabel)}>
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Delegator Reward (
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<MathExpression>
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R<Sup>d</Sup><Sub>p</Sub>
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</MathExpression>
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):
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</span>{" "}
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<span className={clsx(styles.resultValue)}>
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{delegatorReward}
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</span>
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</p>
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</div>
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</div>
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<div className={clsx(styles.resultGroup)}>
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<h4 className={clsx(styles.resultTitle)}>
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Calculated Reward Rates (Yearly)
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</h4>
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<div className={clsx(styles.resultValues)}>
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<p className={clsx(styles.resultItem)}>
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<span className={clsx(styles.resultLabel)}>
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Publisher Rate (
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<MathExpression>
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r<Sup>p</Sup><Sub>p</Sub>
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</MathExpression>
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):
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</span>{" "}
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<span className={clsx(styles.resultValue)}>
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{publisherRewardRate}%
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</span>
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</p>
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<p className={clsx(styles.resultItem)}>
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<span className={clsx(styles.resultLabel)}>
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Delegator Rate (
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<MathExpression>
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r<Sup>d</Sup><Sub>p</Sub>
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</MathExpression>
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):
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</span>{" "}
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<span className={clsx(styles.resultValue)}>
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{delegatorRewardRate}%
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</span>
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</p>
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</div>
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</div>
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</div>
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</div>
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</Card>
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);
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};
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export default RewardSimulator;

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