add pacifica

projects/pacifica/index.ts

@@ -0,0 +1,114 @@
+// @ts-ignore
+const { sumTokens2 } = require('../helper/solana');
+// @ts-ignore
+const { getConfig } = require('../helper/cache');
+
+// Pacifica Exchange - Solana only
+const PACIFICA_SOLANA_CONTRACT = '72R843XwZxqWhsJceARQQTTbYtWy6Zw9et2YV4FpRHTa';
+
+// Pacifica API Endpoints (confirmed)
+const PACIFICA_INFO_API = 'https://api.pacifica.fi/api/v1/info';
+const PACIFICA_PRICES_API = 'https://api.pacifica.fi/api/v1/info/prices';
+
+const OWNER_MAP: { [chain: string]: string } = {
+  'solana': '72R843XwZxqWhsJceARQQTTbYtWy6Zw9et2YV4FpRHTa',
+};
+
+// TypeScript interfaces for API responses
+interface PacificaMarketInfo {
+  symbol: string;
+  tick_size: string;
+  min_tick: string;
+  max_tick: string;
+  lot_size: string;
+  max_leverage: number;
+  isolated_only: boolean;
+  min_order_size: string;
+  max_order_size: string;
+  funding_rate: string;
+  next_funding_rate: string;
+}
+
+interface PacificaPriceData {
+  funding: string;
+  mark: string;
+  mid: string;
+  next_funding: string;
+  open_interest: string;
+  oracle: string;
+  symbol: string;
+  timestamp: number;
+  volume_24h: string;
+  yesterday_price: string;
+}
+
+interface PacificaPricesApiResponse {
+  success: boolean;
+  data: PacificaPriceData[];
+  error: string | null;
+  code: string | null;
+}
+
+interface PacificaInfoApiResponse {
+  success: boolean;
+  data: PacificaMarketInfo[];
+  error: string | null;
+  code: string | null;
+}
+
+interface ApiContext {
+  chain: string;
+  chainId: number;
+}
+
+async function fetchTokenData(api: ApiContext): Promise<string[]> {
+  // Pacifica is a perps exchange that only accepts USDC as collateral
+  // USDC on Solana mint address
+  return ['EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v'];
+}
+
+async function fetchVolumeData(): Promise<PacificaPriceData[]> {
+  try {
+    const response: PacificaPricesApiResponse = await getConfig('pacifica/volume-data', PACIFICA_PRICES_API);
+    return response.data || [];
+  } catch (error) {
+    console.error('Error fetching Pacifica volume data:', error);
+    return [];
+  }
+}
+
+async function fetchMarketInfo(): Promise<PacificaMarketInfo[]> {
+  try {
+    const response: PacificaInfoApiResponse = await getConfig('pacifica/market-info', PACIFICA_INFO_API);
+    return response.data || [];
+  } catch (error) {
+    console.error('Error fetching Pacifica market info:', error);
+    return [];
+  }
+}
+
+// @ts-ignore
+module.exports = {
+  timetravel: false,
+  hallmarks: [
+    [Math.floor(new Date('2025-06-10').getTime() / 1000), 'Pacifica Exchange Launch']
+  ],
+  category: 'Derivatives' as const,
+  website: 'https://pacifica.fi/',
+  github: 'https://github.com/pacifica-fi',
+  twitter: 'https://x.com/pacifica_fi',
+  solana: {
+    tvl: async (api: ApiContext) => {
+      return sumTokens2({ owner: OWNER_MAP.solana, tokens: await fetchTokenData(api) });
+    },
+    volume: async (api: ApiContext) => {
+      const volumeData = await fetchVolumeData();
+      // Calculate total volume across all trading pairs using volume_24h from API
+      const totalVolume = volumeData.reduce((sum: number, pair: PacificaPriceData) => {
+        return sum + (parseFloat(pair.volume_24h) || 0);
+      }, 0);
+      return totalVolume;
+    }
+  },
+  methodology: 'USDC collateral deposited into Pacifica Exchange for perpetual futures trading. Volume data fetched from Pacifica API.'
+};