Brotocol pr (#4574)

* ```
add brotocol bridge aggregator
```

* feat: breakdown volume by chain

* refactor

---------

Co-authored-by: xin <[email protected]>

Author: noateden

bridge-aggregators/brotocol/index.ts

@@ -0,0 +1,63 @@
+import { FetchOptions, SimpleAdapter } from "../../adapters/types";
+import { CHAIN } from "../../helpers/chains";
+import fetchURL from "../../utils/fetchURL";
+
+interface ApiResponse {
+  day: string;
+  volume: number;
+}
+
+const chains: Record<string, string> = {
+  [CHAIN.AILAYER]: 'AILayer',
+  [CHAIN.ARBITRUM]: 'Arbitrum',
+  [CHAIN.AURORA]: 'Aurora',
+  [CHAIN.AVAX]: 'AVAX',
+  [CHAIN.BASE]: 'Base',
+  [CHAIN.BITCOIN]: 'Bitcoin',
+  [CHAIN.BITLAYER]: 'Bitlayer',
+  [CHAIN.BSC]: 'BNB',
+  [CHAIN.BOB]: 'BOB',
+  [CHAIN.BSQUARED]: 'Bsquared',
+  [CHAIN.CORE]: 'CORE',
+  [CHAIN.ETHEREUM]: 'Ethereum',
+  [CHAIN.LINEA]: 'Linea',
+  [CHAIN.MANTA]: 'Manta',
+  [CHAIN.MERLIN]: 'Merlin',
+  [CHAIN.MEZO]: 'Mezo',
+  [CHAIN.MODE]: 'MODE',
+  [CHAIN.SOLANA]: 'Solana',
+  [CHAIN.STACKS]: 'Stacks',
+  [CHAIN.XLAYER]: 'Xlayer',
+  
+  // dead chains
+  // [CHAIN.LORENZO]: 'Lorenzo',
+  // [CHAIN.RUNES]: 'Runes',
+  // [CHAIN.BRC20]: 'BRC20',
+};
+
+
+const api = "https://api.brotocol.xyz/v1/xlink/bridge-chain-volume-by-day"
+
+const fetch = async (_a: any, _b: any, options: FetchOptions) => {
+  const dateStr = new Date(options.startOfDay * 1000).toISOString().split('T')[0]
+  const data: ApiResponse = await fetchURL(`${api}?day=${dateStr}&chain=${chains[options.chain]}`)
+  return { dailyBridgeVolume: data.volume }
+}
+
+const adapter: SimpleAdapter = {
+  adapter: {
+    ...Object.entries(chains).reduce((acc, chain) => {
+      const [key, _] = chain;
+      return {
+        ...acc,
+        [key]: {
+          fetch,
+          runAtCurrTime: true,
+          // start: "2023-04-17",
+        },
+      };
+    }, {}),
+  },
+};
+
+export default adapter;

helpers/chains.ts

@@ -272,6 +272,7 @@ export enum CHAIN {
   HIBACHI = "hibachi",
   SATORI = "satori",
   SHIBARIUM = "shibarium",
+  AILAYER = 'ailayer',
+  MEZO = 'mezo',
   ETHEREAL = "ethereal",
-  MEZO = "mezo",
 }