mirror of
https://github.com/pezkuwichain/pwap.git
synced 2026-04-22 06:47:55 +00:00
pezkuwichain
9b66f355f5
- Update PoolDashboard to use assetHubApi for pool discovery - Update TokenSwap to use assetHubApi for swap operations - Update AddLiquidityModal to use assetHubApi - Update RemoveLiquidityModal (both versions) to use assetHubApi - Use XCM Location format for pool queries (Native HEZ support) - Fix all lint errors and dependency array warnings
598 lines
24 KiB
TypeScript
598 lines
24 KiB
TypeScript
import React, { useState, useEffect } from 'react';
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import { TrendingUp, Droplet, DollarSign, Percent, Info, AlertTriangle, BarChart3, Clock } from 'lucide-react';
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import { Card } from '@/components/ui/card';
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import { Button } from '@/components/ui/button';
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import { Alert, AlertDescription } from '@/components/ui/alert';
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import { Badge } from '@/components/ui/badge';
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import { Tabs, TabsContent, TabsList, TabsTrigger } from '@/components/ui/tabs';
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import { Select, SelectContent, SelectItem, SelectTrigger, SelectValue } from '@/components/ui/select';
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import { usePezkuwi } from '@/contexts/PezkuwiContext';
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import { ASSET_IDS, getAssetSymbol } from '@pezkuwi/lib/wallet';
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import { NATIVE_TOKEN_ID } from '@/types/dex';
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import { AddLiquidityModal } from '@/components/AddLiquidityModal';
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import { RemoveLiquidityModal } from '@/components/RemoveLiquidityModal';
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// Helper function to convert asset IDs to user-friendly display names
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// Users should only see HEZ, PEZ, USDT - wrapped tokens are backend details
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const getDisplayTokenName = (assetId: number): string => {
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if (assetId === -1) return 'HEZ'; // Native HEZ from relay chain
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if (assetId === ASSET_IDS.WHEZ || assetId === 2) return 'wHEZ';
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if (assetId === ASSET_IDS.PEZ || assetId === 1) return 'PEZ';
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if (assetId === ASSET_IDS.WUSDT || assetId === 1000) return 'USDT';
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return getAssetSymbol(assetId); // Fallback for other assets
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};
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interface PoolData {
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asset0: number;
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asset1: number;
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reserve0: number;
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reserve1: number;
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lpTokenId: number;
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poolAccount: string;
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}
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interface LPPosition {
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lpTokenBalance: number;
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share: number; // Percentage of pool
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asset0Amount: number;
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asset1Amount: number;
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}
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const PoolDashboard = () => {
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// Use Asset Hub API for DEX operations (assetConversion pallet is on Asset Hub)
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const { assetHubApi, isAssetHubReady, selectedAccount } = usePezkuwi();
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const [poolData, setPoolData] = useState<PoolData | null>(null);
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const [lpPosition, setLPPosition] = useState<LPPosition | null>(null);
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const [isLoading, setIsLoading] = useState(false);
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const [error, setError] = useState<string | null>(null);
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const [isAddLiquidityModalOpen, setIsAddLiquidityModalOpen] = useState(false);
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const [isRemoveLiquidityModalOpen, setIsRemoveLiquidityModalOpen] = useState(false);
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// Pool selection state
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const [availablePools, setAvailablePools] = useState<Array<[number, number]>>([]);
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const [selectedPool, setSelectedPool] = useState<string>('0-1'); // Default: wHEZ/PEZ
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// Helper to convert asset ID to XCM Location format (same as CreatePoolModal)
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const formatAssetId = (id: number) => {
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if (id === NATIVE_TOKEN_ID) {
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// Native token from relay chain - XCM location format
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return { parents: 1, interior: 'Here' };
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}
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// Asset on Asset Hub - XCM location format with PalletInstance 50 (assets pallet)
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return { parents: 0, interior: { X2: [{ PalletInstance: 50 }, { GeneralIndex: id }] } };
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};
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// Discover available pools
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useEffect(() => {
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if (!assetHubApi || !isAssetHubReady) return;
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const discoverPools = async () => {
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try {
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// Pools must pair with Native token (relay chain HEZ)
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// Valid pools: Native HEZ / PEZ, Native HEZ / wUSDT, Native HEZ / wHEZ
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const possiblePools: Array<[number, number]> = [
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[NATIVE_TOKEN_ID, ASSET_IDS.PEZ], // Native HEZ / PEZ
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[NATIVE_TOKEN_ID, ASSET_IDS.WUSDT], // Native HEZ / wUSDT
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[NATIVE_TOKEN_ID, ASSET_IDS.WHEZ], // Native HEZ / wHEZ
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];
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const existingPools: Array<[number, number]> = [];
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for (const [asset0, asset1] of possiblePools) {
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try {
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// Use XCM Location format for pool queries
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const poolKey = [formatAssetId(asset0), formatAssetId(asset1)];
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const poolInfo = await assetHubApi.query.assetConversion.pools(poolKey);
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if ((poolInfo as { isSome: boolean }).isSome) {
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existingPools.push([asset0, asset1]);
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if (import.meta.env.DEV) {
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console.log(`✅ Found pool: ${asset0}-${asset1}`);
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}
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}
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} catch (err) {
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// Skip pools that error out (likely don't exist)
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if (import.meta.env.DEV) {
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console.log(`❌ Pool ${asset0}-${asset1} not found or error:`, err);
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}
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}
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}
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if (import.meta.env.DEV) {
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console.log('📊 Total pools found:', existingPools.length, existingPools);
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}
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setAvailablePools(existingPools);
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// Set default pool to first available if current selection doesn't exist
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if (existingPools.length > 0) {
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const currentPoolKey = selectedPool;
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const poolExists = existingPools.some(
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([a0, a1]) => `${a0}-${a1}` === currentPoolKey
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);
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if (!poolExists) {
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const [firstAsset0, firstAsset1] = existingPools[0];
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setSelectedPool(`${firstAsset0}-${firstAsset1}`);
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}
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}
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} catch (err) {
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if (import.meta.env.DEV) console.error('Error discovering pools:', err);
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}
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};
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discoverPools();
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}, [assetHubApi, isAssetHubReady, selectedPool]);
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// Fetch pool data
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useEffect(() => {
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if (!assetHubApi || !isAssetHubReady || !selectedPool) return;
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const fetchPoolData = async () => {
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setIsLoading(true);
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setError(null);
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try {
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// Parse selected pool (e.g., "-1-1" -> [-1, 1] for Native HEZ / PEZ)
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const [asset1Str, asset2Str] = selectedPool.split('-').filter(s => s !== '');
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const asset1 = selectedPool.startsWith('-') ? -parseInt(asset1Str) : parseInt(asset1Str);
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const asset2 = parseInt(asset2Str);
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// Use XCM Location format for pool query
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const poolKey = [formatAssetId(asset1), formatAssetId(asset2)];
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const poolInfo = await assetHubApi.query.assetConversion.pools(poolKey);
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if ((poolInfo as { isSome: boolean }).isSome) {
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const lpTokenData = (poolInfo as { unwrap: () => { toJSON: () => Record<string, unknown> } }).unwrap().toJSON();
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const lpTokenId = lpTokenData.lpToken as number;
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// For now, use a placeholder pool account
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// The pool account derivation is complex with XCM locations
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const poolAccount = 'Pool Account';
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// Get reserves - for Native token, query system.account on the pool
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// For assets, query assets.account
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// TODO: Properly derive pool account and fetch reserves
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// For now, show the pool exists but reserves need proper implementation
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const reserve0 = 0;
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const reserve1 = 0;
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setPoolData({
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asset0: asset1,
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asset1: asset2,
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reserve0,
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reserve1,
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lpTokenId,
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poolAccount,
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});
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// Get user's LP position if account connected
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if (selectedAccount) {
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await fetchLPPosition(lpTokenId, reserve0, reserve1);
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}
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} else {
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setError('Pool not found');
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}
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} catch (err) {
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if (import.meta.env.DEV) console.error('Error fetching pool data:', err);
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setError(err instanceof Error ? err.message : 'Failed to fetch pool data');
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} finally {
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setIsLoading(false);
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}
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};
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const fetchLPPosition = async (lpTokenId: number, reserve0: number, reserve1: number) => {
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if (!assetHubApi || !selectedAccount) return;
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try {
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// Query user's LP token balance from poolAssets pallet on Asset Hub
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const lpBalance = await assetHubApi.query.poolAssets.account(lpTokenId, selectedAccount.address);
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if ((lpBalance as { isSome: boolean }).isSome) {
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const lpData = (lpBalance as { unwrap: () => { toJSON: () => Record<string, unknown> } }).unwrap().toJSON();
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const userLpBalance = Number(lpData.balance) / 1e12;
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// Query total LP supply
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const lpAssetData = await assetHubApi.query.poolAssets.asset(lpTokenId);
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if ((lpAssetData as { isSome: boolean }).isSome) {
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const assetInfo = (lpAssetData as { unwrap: () => { toJSON: () => Record<string, unknown> } }).unwrap().toJSON();
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const totalSupply = Number(assetInfo.supply) / 1e12;
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// Calculate user's share
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const sharePercentage = totalSupply > 0 ? (userLpBalance / totalSupply) * 100 : 0;
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// Calculate user's actual token amounts
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const asset0Amount = (sharePercentage / 100) * reserve0;
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const asset1Amount = (sharePercentage / 100) * reserve1;
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setLPPosition({
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lpTokenBalance: userLpBalance,
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share: sharePercentage,
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asset0Amount,
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asset1Amount,
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});
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}
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}
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} catch (err) {
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if (import.meta.env.DEV) console.error('Error fetching LP position:', err);
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}
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};
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fetchPoolData();
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// Refresh every 30 seconds
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const interval = setInterval(fetchPoolData, 30000);
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return () => clearInterval(interval);
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}, [assetHubApi, isAssetHubReady, selectedAccount, selectedPool]);
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// Calculate metrics
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const constantProduct = poolData ? poolData.reserve0 * poolData.reserve1 : 0;
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const currentPrice = poolData ? poolData.reserve1 / poolData.reserve0 : 0;
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const totalLiquidityUSD = poolData ? poolData.reserve0 * 2 : 0; // Simplified: assumes 1:1 USD peg
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// APR calculation (simplified - would need 24h volume data)
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const estimateAPR = () => {
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if (!poolData) return 0;
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// Estimate based on pool size and typical volume
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// This is a simplified calculation
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// Real APR = (24h fees × 365) / TVL
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const dailyVolumeEstimate = totalLiquidityUSD * 0.1; // Assume 10% daily turnover
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const dailyFees = dailyVolumeEstimate * 0.03; // 3% fee
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const annualFees = dailyFees * 365;
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const apr = (annualFees / totalLiquidityUSD) * 100;
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return apr;
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};
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// Impermanent loss calculator
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const calculateImpermanentLoss = (priceChange: number) => {
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// IL formula: 2 * sqrt(price_ratio) / (1 + price_ratio) - 1
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const priceRatio = 1 + priceChange / 100;
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const il = ((2 * Math.sqrt(priceRatio)) / (1 + priceRatio) - 1) * 100;
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return il;
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};
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if (isLoading && !poolData) {
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return (
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<div className="flex items-center justify-center min-h-[400px]">
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<div className="text-center">
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<div className="animate-spin rounded-full h-12 w-12 border-b-2 border-blue-500 mx-auto mb-4"></div>
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<p className="text-gray-400">Loading pool data...</p>
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</div>
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</div>
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);
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}
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if (error) {
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return (
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<Alert className="bg-red-900/20 border-red-500">
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<AlertTriangle className="h-4 w-4" />
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<AlertDescription>{error}</AlertDescription>
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</Alert>
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);
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}
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if (!poolData) {
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return (
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<Alert className="bg-yellow-900/20 border-yellow-500">
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<Info className="h-4 w-4" />
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<AlertDescription>No pool data available</AlertDescription>
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</Alert>
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);
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}
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// Get asset symbols for the selected pool (using display names)
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const asset0Symbol = poolData ? getDisplayTokenName(poolData.asset0) : '';
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const asset1Symbol = poolData ? getDisplayTokenName(poolData.asset1) : '';
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return (
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<div className="space-y-6">
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{/* Pool Selector */}
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<div className="flex items-center justify-between">
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<div className="flex items-center gap-4">
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<div>
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<h3 className="text-sm font-medium text-gray-400 mb-1">Pool Dashboards</h3>
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<Select value={selectedPool} onValueChange={setSelectedPool}>
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<SelectTrigger className="w-[240px] bg-gray-800/50 border-gray-700">
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<SelectValue placeholder="Select pool" />
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</SelectTrigger>
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<SelectContent>
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{availablePools.map(([asset0, asset1]) => {
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const symbol0 = getDisplayTokenName(asset0);
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const symbol1 = getDisplayTokenName(asset1);
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return (
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<SelectItem key={`${asset0}-${asset1}`} value={`${asset0}-${asset1}`}>
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{symbol0}/{symbol1}
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</SelectItem>
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);
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})}
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</SelectContent>
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</Select>
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</div>
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</div>
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<Badge variant="outline" className="flex items-center gap-1">
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<Clock className="h-3 w-3" />
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Live
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</Badge>
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</div>
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{/* Pool Dashboard Title */}
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<div className="flex items-center justify-between">
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<div>
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<h2 className="text-2xl font-bold text-white flex items-center gap-2">
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<Droplet className="h-6 w-6 text-blue-400" />
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{asset0Symbol}/{asset1Symbol} Pool Dashboard
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</h2>
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<p className="text-gray-400 mt-1">Monitor liquidity pool metrics and your position</p>
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</div>
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</div>
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{/* Key Metrics Grid */}
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<div className="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-4 gap-4">
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{/* Total Liquidity */}
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<Card className="p-4 bg-gray-800/50 border-gray-700">
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<div className="flex items-start justify-between">
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<div>
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<p className="text-sm text-gray-400">Total Liquidity</p>
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<p className="text-2xl font-bold text-white mt-1">
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${totalLiquidityUSD.toLocaleString('en-US', { maximumFractionDigits: 0 })}
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</p>
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<p className="text-xs text-gray-500 mt-1">
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{poolData.reserve0.toLocaleString()} {asset0Symbol} + {poolData.reserve1.toLocaleString()} {asset1Symbol}
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</p>
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</div>
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<DollarSign className="h-8 w-8 text-green-400" />
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</div>
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</Card>
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{/* Current Price */}
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<Card className="p-4 bg-gray-800/50 border-gray-700">
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<div className="flex items-start justify-between">
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<div>
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<p className="text-sm text-gray-400">{asset0Symbol} Price</p>
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<p className="text-2xl font-bold text-white mt-1">
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${currentPrice.toFixed(4)}
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</p>
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<p className="text-xs text-gray-500 mt-1">
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1 {asset1Symbol} = {(1 / currentPrice).toFixed(4)} {asset0Symbol}
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</p>
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</div>
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<TrendingUp className="h-8 w-8 text-blue-400" />
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</div>
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</Card>
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{/* APR */}
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<Card className="p-4 bg-gray-800/50 border-gray-700">
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<div className="flex items-start justify-between">
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<div>
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<p className="text-sm text-gray-400">Estimated APR</p>
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<p className="text-2xl font-bold text-white mt-1">
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{estimateAPR().toFixed(2)}%
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</p>
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<p className="text-xs text-gray-500 mt-1">
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From swap fees
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</p>
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</div>
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<Percent className="h-8 w-8 text-yellow-400" />
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</div>
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</Card>
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{/* Constant Product */}
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<Card className="p-4 bg-gray-800/50 border-gray-700">
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<div className="flex items-start justify-between">
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<div>
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<p className="text-sm text-gray-400">Constant (k)</p>
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<p className="text-2xl font-bold text-white mt-1">
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{(constantProduct / 1e9).toFixed(1)}B
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</p>
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<p className="text-xs text-gray-500 mt-1">
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x × y = k
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</p>
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</div>
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<BarChart3 className="h-8 w-8 text-purple-400" />
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</div>
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</Card>
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</div>
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<Tabs defaultValue="reserves" className="w-full">
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<TabsList className="grid w-full grid-cols-3 bg-gray-800">
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<TabsTrigger value="reserves">Reserves</TabsTrigger>
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<TabsTrigger value="position">Your Position</TabsTrigger>
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<TabsTrigger value="calculator">IL Calculator</TabsTrigger>
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</TabsList>
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{/* Reserves Tab */}
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<TabsContent value="reserves" className="space-y-4">
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<Card className="p-6 bg-gray-800/50 border-gray-700">
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<h3 className="text-lg font-semibold text-white mb-4">Pool Reserves</h3>
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<div className="space-y-4">
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<div className="flex items-center justify-between p-4 bg-gray-900/50 rounded-lg">
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<div>
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<p className="text-sm text-gray-400">{asset0Symbol} Reserve</p>
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<p className="text-2xl font-bold text-white">{poolData.reserve0.toLocaleString('en-US', { maximumFractionDigits: 2 })}</p>
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</div>
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<Badge variant="outline">Asset 1</Badge>
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</div>
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<div className="flex items-center justify-between p-4 bg-gray-900/50 rounded-lg">
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<div>
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<p className="text-sm text-gray-400">{asset1Symbol} Reserve</p>
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<p className="text-2xl font-bold text-white">{poolData.reserve1.toLocaleString('en-US', { maximumFractionDigits: 2 })}</p>
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</div>
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<Badge variant="outline">Asset 2</Badge>
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</div>
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</div>
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<div className="mt-6 p-4 bg-blue-900/20 border border-blue-500/30 rounded-lg">
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<div className="flex items-start gap-2">
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<Info className="h-4 w-4 text-blue-400 mt-0.5" />
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<div className="text-sm text-gray-300">
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<p className="font-semibold text-blue-400 mb-1">AMM Formula</p>
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<p>Pool maintains constant product: x × y = k</p>
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<p className="mt-2 font-mono text-xs">
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{poolData.reserve0.toFixed(2)} × {poolData.reserve1.toFixed(2)} = {constantProduct.toLocaleString()}
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</p>
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</div>
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</div>
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</div>
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</Card>
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</TabsContent>
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{/* Your Position Tab */}
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<TabsContent value="position" className="space-y-4">
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<Card className="p-6 bg-gray-800/50 border-gray-700">
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<h3 className="text-lg font-semibold text-white mb-4">Your Liquidity Position</h3>
|
||
|
||
{!selectedAccount ? (
|
||
<Alert className="bg-yellow-900/20 border-yellow-500">
|
||
<Info className="h-4 w-4" />
|
||
<AlertDescription>Connect wallet to view your position</AlertDescription>
|
||
</Alert>
|
||
) : !lpPosition ? (
|
||
<div className="text-center py-8 text-gray-400">
|
||
<Droplet className="h-12 w-12 mx-auto mb-2 opacity-50" />
|
||
<p>No liquidity position found</p>
|
||
<Button
|
||
onClick={() => setIsAddLiquidityModalOpen(true)}
|
||
className="mt-4 bg-gradient-to-r from-green-600 to-blue-600 hover:from-green-700 hover:to-blue-700"
|
||
>
|
||
Add Liquidity
|
||
</Button>
|
||
</div>
|
||
) : (
|
||
<div className="space-y-4">
|
||
<div className="grid grid-cols-2 gap-4">
|
||
<div className="p-4 bg-gray-900/50 rounded-lg">
|
||
<p className="text-sm text-gray-400">LP Tokens</p>
|
||
<p className="text-xl font-bold text-white">{lpPosition.lpTokenBalance.toFixed(4)}</p>
|
||
</div>
|
||
<div className="p-4 bg-gray-900/50 rounded-lg">
|
||
<p className="text-sm text-gray-400">Pool Share</p>
|
||
<p className="text-xl font-bold text-white">{lpPosition.share.toFixed(4)}%</p>
|
||
</div>
|
||
</div>
|
||
|
||
<div className="p-4 bg-gray-900/50 rounded-lg">
|
||
<p className="text-sm text-gray-400 mb-2">Your Position Value</p>
|
||
<div className="space-y-2">
|
||
<div className="flex justify-between">
|
||
<span className="text-gray-300">{asset0Symbol}:</span>
|
||
<span className="text-white font-semibold">{lpPosition.asset0Amount.toFixed(4)}</span>
|
||
</div>
|
||
<div className="flex justify-between">
|
||
<span className="text-gray-300">{asset1Symbol}:</span>
|
||
<span className="text-white font-semibold">{lpPosition.asset1Amount.toFixed(4)}</span>
|
||
</div>
|
||
</div>
|
||
</div>
|
||
|
||
<div className="p-4 bg-green-900/20 border border-green-500/30 rounded-lg">
|
||
<p className="text-sm text-gray-400 mb-2">Estimated Earnings (APR {estimateAPR().toFixed(2)}%)</p>
|
||
<div className="space-y-1 text-sm">
|
||
<div className="flex justify-between">
|
||
<span className="text-gray-300">Daily:</span>
|
||
<span className="text-green-400">~{((lpPosition.asset0Amount * 2 * estimateAPR()) / 365 / 100).toFixed(4)} {asset0Symbol}</span>
|
||
</div>
|
||
<div className="flex justify-between">
|
||
<span className="text-gray-300">Monthly:</span>
|
||
<span className="text-green-400">~{((lpPosition.asset0Amount * 2 * estimateAPR()) / 12 / 100).toFixed(4)} {asset0Symbol}</span>
|
||
</div>
|
||
<div className="flex justify-between">
|
||
<span className="text-gray-300">Yearly:</span>
|
||
<span className="text-green-400">~{((lpPosition.asset0Amount * 2 * estimateAPR()) / 100).toFixed(4)} {asset0Symbol}</span>
|
||
</div>
|
||
</div>
|
||
</div>
|
||
|
||
<div className="grid grid-cols-2 gap-3 pt-2">
|
||
<Button
|
||
onClick={() => setIsAddLiquidityModalOpen(true)}
|
||
className="bg-gradient-to-r from-green-600 to-blue-600 hover:from-green-700 hover:to-blue-700"
|
||
>
|
||
Add More
|
||
</Button>
|
||
<Button
|
||
onClick={() => setIsRemoveLiquidityModalOpen(true)}
|
||
variant="outline"
|
||
className="border-red-600 text-red-400 hover:bg-red-900/20"
|
||
>
|
||
Remove
|
||
</Button>
|
||
</div>
|
||
</div>
|
||
)}
|
||
</Card>
|
||
</TabsContent>
|
||
|
||
{/* Impermanent Loss Calculator Tab */}
|
||
<TabsContent value="calculator" className="space-y-4">
|
||
<Card className="p-6 bg-gray-800/50 border-gray-700">
|
||
<h3 className="text-lg font-semibold text-white mb-4">Impermanent Loss Calculator</h3>
|
||
|
||
<div className="space-y-4">
|
||
<div className="p-4 bg-gray-900/50 rounded-lg">
|
||
<p className="text-sm text-gray-400 mb-3">If {asset0Symbol} price changes by:</p>
|
||
|
||
<div className="space-y-2">
|
||
{[10, 25, 50, 100, 200].map((change) => {
|
||
const il = calculateImpermanentLoss(change);
|
||
return (
|
||
<div key={change} className="flex justify-between items-center py-2 border-b border-gray-700 last:border-0">
|
||
<span className="text-gray-300">+{change}%</span>
|
||
<Badge
|
||
variant="outline"
|
||
className={il < -1 ? 'border-red-500 text-red-400' : 'border-yellow-500 text-yellow-400'}
|
||
>
|
||
{il.toFixed(2)}% Loss
|
||
</Badge>
|
||
</div>
|
||
);
|
||
})}
|
||
</div>
|
||
</div>
|
||
|
||
<Alert className="bg-orange-900/20 border-orange-500">
|
||
<AlertTriangle className="h-4 w-4" />
|
||
<AlertDescription>
|
||
<p className="font-semibold mb-1">What is Impermanent Loss?</p>
|
||
<p className="text-sm text-gray-300">
|
||
Impermanent loss occurs when the price ratio of tokens in the pool changes.
|
||
The larger the price change, the greater the loss compared to simply holding the tokens.
|
||
Fees earned from swaps can offset this loss over time.
|
||
</p>
|
||
</AlertDescription>
|
||
</Alert>
|
||
</div>
|
||
</Card>
|
||
</TabsContent>
|
||
</Tabs>
|
||
|
||
{/* Modals */}
|
||
<AddLiquidityModal
|
||
isOpen={isAddLiquidityModalOpen}
|
||
onClose={() => setIsAddLiquidityModalOpen(false)}
|
||
asset0={poolData?.asset0}
|
||
asset1={poolData?.asset1}
|
||
/>
|
||
|
||
{lpPosition && poolData && (
|
||
<RemoveLiquidityModal
|
||
isOpen={isRemoveLiquidityModalOpen}
|
||
onClose={() => setIsRemoveLiquidityModalOpen(false)}
|
||
lpPosition={lpPosition}
|
||
lpTokenId={poolData.lpTokenId}
|
||
asset0={poolData.asset0}
|
||
asset1={poolData.asset1}
|
||
/>
|
||
)}
|
||
</div>
|
||
);
|
||
};
|
||
|
||
export default PoolDashboard;
|