feat: pending chain balance query

src/schemas/query/general/chainBalance.ts

@@ -1,12 +1,19 @@
-import { getChainBalance as getLnChainBalance } from "ln-service";
+import {
+  getChainBalance as getBalance,
+  getPendingChainBalance as getPending
+} from "ln-service";
 import { logger } from "../../../helpers/logger";
-import { GraphQLInt } from "graphql";
 import { requestLimiter } from "../../../helpers/rateLimiter";
+import { GraphQLInt } from "graphql";
 
 interface ChainBalanceProps {
   chain_balance: number;
 }
 
+interface PendingChainBalanceProps {
+  pending_chain_balance: number;
+}
+
 export const getChainBalance = {
   type: GraphQLInt,
   resolve: async (root: any, params: any, context: any) => {
@@ -14,13 +21,31 @@ export const getChainBalance = {
     const { lnd } = context;
 
     try {
-      const chainBalance: ChainBalanceProps = await getLnChainBalance({
+      const value: ChainBalanceProps = await getBalance({
         lnd: lnd
       });
-      return chainBalance.chain_balance;
+      return value.chain_balance;
     } catch (error) {
       logger.error("Error getting chain balance: %o", error);
       throw new Error("Failed to get chain balance.");
     }
   }
 };
+
+export const getPendingChainBalance = {
+  type: GraphQLInt,
+  resolve: async (root: any, params: any, context: any) => {
+    await requestLimiter(context.ip, params, "pendingChainBalance", 1, "1s");
+    const { lnd } = context;
+
+    try {
+      const pendingValue: PendingChainBalanceProps = await getPending({
+        lnd: lnd
+      });
+      return pendingValue.pending_chain_balance;
+    } catch (error) {
+      logger.error("Error getting pending chain balance: %o", error);
+      throw new Error("Failed to get pending chain balance.");
+    }
+  }
+};

src/schemas/query/general/index.ts

@@ -1,9 +1,10 @@
-import { getChainBalance } from "./chainBalance";
+import { getChainBalance, getPendingChainBalance } from "./chainBalance";
 import { getNetworkInfo } from "./networkInfo";
 import { getNodeInfo } from "./nodeInfo";
 
 export const generalQueries = {
   getChainBalance,
+  getPendingChainBalance,
   getNetworkInfo,
   getNodeInfo
 };