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Fix subgraph URLs and add API key auth #5

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Fix subgraph URLs and add API key auth #5

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3 changes: 3 additions & 0 deletions .env.example
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Original file line number Diff line number Diff line change
Expand Up @@ -15,6 +15,9 @@ POP_RPC_URL=
# Subgraph URL for the default chain (optional if using built-in defaults)
POP_SUBGRAPH_URL=

# The Graph gateway API key (required for Arbitrum and Gnosis subgraphs)
POP_SUBGRAPH_API_KEY=

# IPFS endpoints (optional — defaults to The Graph's IPFS)
POP_IPFS_API_URL=https://api.thegraph.com/ipfs/api/v0
POP_IPFS_GATEWAY_URL=https://ipfs.io/ipfs/
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3 changes: 3 additions & 0 deletions agent/.env.agent.template
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Expand Up @@ -11,6 +11,9 @@ POP_DEFAULT_ORG=
# 42161=Arbitrum, 100=Gnosis, 11155111=Sepolia, 84532=Base Sepolia
POP_DEFAULT_CHAIN=100

# Required for Arbitrum/Gnosis: The Graph gateway API key
POP_SUBGRAPH_API_KEY=

# Optional: Override RPC/subgraph endpoints
POP_RPC_URL=
POP_SUBGRAPH_URL=
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4 changes: 2 additions & 2 deletions src/config/networks.ts
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Expand Up @@ -22,7 +22,7 @@ export const NETWORKS: Record<string, NetworkConfig> = {
rpcUrl: 'https://arb1.arbitrum.io/rpc',
blockExplorer: 'https://arbiscan.io',
isTestnet: false,
subgraphUrl: 'https://gateway.thegraph.com/api/204b1629ba85581bdc48cc6701e821ff/subgraphs/id/2egvcs94ZStD38inRtK9bp3Maw3UZw4BDinH8jLyAF4G',
subgraphUrl: 'https://gateway.thegraph.com/api/subgraphs/id/2egvcs94ZStD38inRtK9bp3Maw3UZw4BDinH8jLyAF4G',
bountyTokens: {
USDC: '0xaf88d065e77c8cC2239327C5EDb3A432268e5831',
},
Expand All @@ -34,7 +34,7 @@ export const NETWORKS: Record<string, NetworkConfig> = {
rpcUrl: 'https://rpc.gnosischain.com',
blockExplorer: 'https://gnosisscan.io',
isTestnet: false,
subgraphUrl: 'https://gateway.thegraph.com/api/204b1629ba85581bdc48cc6701e821ff/subgraphs/id/576YA6oF16nA2uG5Q9KFfBSvJm4ZNKzWZkwh8eWXaxJs',
subgraphUrl: 'https://gateway.thegraph.com/api/subgraphs/id/576YA6oF16nA2uG5Q9KFfBSvJm4ZNKzWZkwh8eWXaxJs',
bountyTokens: {
BREAD: '0xa555d5344f6FB6c65da19e403Cb4c1eC4a1a5Ee3',
USDC: '0xDDAfbb505ad214D7b80b1f830fcCc89B60fB7A83',
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13 changes: 10 additions & 3 deletions src/lib/subgraph.ts
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Original file line number Diff line number Diff line change
@@ -1,6 +1,7 @@
/**
* Subgraph Client
* Lightweight GraphQL client for querying The Graph subgraphs.
* Passes POP_SUBGRAPH_API_KEY as bearer token header for gateway endpoints.
*/

import { GraphQLClient } from 'graphql-request';
Expand All @@ -9,10 +10,16 @@ import { resolveNetworkConfig, getAllSubgraphUrls } from '../config/networks';
let clientCache: Map<string, GraphQLClient> = new Map();

function getClient(url: string): GraphQLClient {
let client = clientCache.get(url);
const cacheKey = url;
let client = clientCache.get(cacheKey);
if (!client) {
client = new GraphQLClient(url);
clientCache.set(url, client);
const headers: Record<string, string> = {};
// Gateway endpoints require an API key via Authorization header
if (url.includes('gateway.thegraph.com') && process.env.POP_SUBGRAPH_API_KEY) {
headers['Authorization'] = `Bearer ${process.env.POP_SUBGRAPH_API_KEY}`;
}
client = new GraphQLClient(url, { headers });
clientCache.set(cacheKey, client);
}
return client;
}
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