added seed-graph as a new remote schema (#410)

* added seed-graph as a new remote schema

* removed unwanted remote schema and added a query

packages/backend/src/handlers/remote-schemas/resolvers/seedGraph/queries.ts

@@ -9,3 +9,18 @@ export const GetTokenBalances = gql`
     }
   }
 `;
+
+export const GetTopPSeedHoldersQuery = gql`
+  query GetTopPSeedHolders($limit: Int) {
+    userTokens(
+      orderBy: pSeedBalance
+      orderDirection: desc
+      where: { pSeedBalance_gt: "0" }
+      first: $limit
+    ) {
+      id
+      seedBalance
+      pSeedBalance
+    }
+  }
+`;

packages/backend/src/handlers/remote-schemas/resolvers/seedGraph/resolver.ts

@@ -1,5 +1,5 @@
 import { seedGraphClient } from '../../../../lib/seedGraphClient';
-import { QueryResolvers } from '../../autogen/types';
+import { QueryResolvers, TokenBalances } from '../../autogen/types';
 
 export const getTokenBalances: QueryResolvers['getTokenBalances'] = async (
   _,
@@ -10,5 +10,16 @@ export const getTokenBalances: QueryResolvers['getTokenBalances'] = async (
     address: address.toLowerCase(),
   });
 
-  return res.userToken;
+  return res.userToken as TokenBalances;
+};
+
+export const getTopPSeedHolders: QueryResolvers['getTopPSeedHolders'] = async (
+  _,
+  { limit },
+) => {
+  const res = await seedGraphClient.GetTopPSeedHolders({
+    limit: limit || 50,
+  });
+
+  return res.userTokens as Array<TokenBalances>;
 };

packages/backend/src/handlers/remote-schemas/schema.ts

@@ -3,7 +3,10 @@ import { makeExecutableSchema } from 'graphql-tools';
 import { getBrightIdStatus } from './resolvers/brightId/resolver';
 import { getDaoHausMemberships } from './resolvers/daohaus/resolver';
 import { getBoxProfile } from './resolvers/getBoxProfile/resolver';
-import { getTokenBalances } from './resolvers/seedGraph/resolver';
+import {
+  getTokenBalances,
+  getTopPSeedHolders,
+} from './resolvers/seedGraph/resolver';
 import { typeDefs } from './typeDefs';
 import { uuid } from './types/uuid';
 
@@ -13,6 +16,7 @@ const resolvers = {
     getDaoHausMemberships,
     getBrightIdStatus,
     getTokenBalances,
+    getTopPSeedHolders,
   },
   uuid,
 };

packages/backend/src/handlers/remote-schemas/typeDefs.ts

@@ -7,7 +7,8 @@ export const typeDefs = gql`
     getBoxProfile(address: String): BoxProfile
     getDaoHausMemberships(memberAddress: String): [Member!]!
     getBrightIdStatus(contextId: uuid): BrightIdStatus
-    getTokenBalances(address: String): UserToken
+    getTokenBalances(address: String): TokenBalances
+    getTopPSeedHolders(limit: Int): [TokenBalances!]
   }
 
   type BrightIdStatus {
@@ -57,7 +58,7 @@ export const typeDefs = gql`
     kicked: Boolean
   }
 
-  type UserToken {
+  type TokenBalances {
     id: ID!
     seedBalance: String!
     pSeedBalance: String!