near: support custom rpc

Author: nooxx

src/kiln.ts

@@ -36,6 +36,6 @@ export class Kiln {
     this.sol = new SolService({ testnet, integrations, rpc: rpcs?.solana, });
     this.atom = new AtomService({ testnet, integrations, rpc: rpcs?.atom, });
     this.ada = new AdaService({ testnet, integrations });
-    this.near = new NearService({ testnet, integrations });
+    this.near = new NearService({ testnet, integrations, rpc: rpcs?.near });
   }
 }

src/services/near.ts

@@ -22,15 +22,18 @@ import { ADDRESSES } from "../globals";
 import { FinalExecutionOutcome } from "near-api-js/lib/providers";
 
 export class NearService extends Service {
+  private rpc: string | undefined;
 
-  constructor({ testnet, integrations }: InternalNearConfig) {
+  constructor({ testnet, integrations, rpc }: InternalNearConfig) {
     super({ testnet, integrations });
+    this.rpc = rpc;
   }
 
   private async getConnection(): Promise<Near> {
+    const officialRpc = `https://rpc.${this.testnet ? 'testnet' : 'mainnet'}.near.org`;
     const connectionConfig = {
       networkId: this.testnet ? 'testnet' : 'mainnet',
-      nodeUrl: `https://rpc.${this.testnet ? 'testnet' : 'mainnet'}.near.org`,
+      nodeUrl: this.rpc ?? officialRpc,
     };
     return await connect(connectionConfig);
   }

src/types/near.ts

@@ -4,6 +4,7 @@ import { FinalExecutionOutcome } from "near-api-js/lib/providers";
 export type InternalNearConfig = {
   testnet?: boolean;
   integrations: Integrations | undefined;
+  rpc: string | undefined;
 };
 
 

src/types/rpcs.ts

@@ -2,4 +2,5 @@ export type Rpcs = {
   ethereum: string;
   solana: string;
   atom: string;
+  near: string;
 }