51 lines
1.4 KiB
JavaScript
51 lines
1.4 KiB
JavaScript
/**
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* Fetch assets by owner using the Helius Digital Asset Standard (DAS) API
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* @param agent SolanaAgentKit instance
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* @param ownerPublicKey Owner's Solana wallet PublicKey
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* @param limit Number of assets to retrieve per request
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* @returns Assets owned by the specified address
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*/
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export async function getAssetsByOwner(agent, ownerPublicKey, limit) {
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try {
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const apiKey = agent.config.HELIUS_API_KEY
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if (!apiKey) {
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throw new Error("HELIUS_API_KEY not found in environment variables")
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}
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const url = `https://mainnet.helius-rpc.com/?api-key=${apiKey}`
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const response = await fetch(url, {
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method: "POST",
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headers: {
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"Content-Type": "application/json"
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},
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body: JSON.stringify({
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jsonrpc: "2.0",
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id: "get-assets",
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method: "getAssetsByOwner",
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params: {
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ownerAddress: ownerPublicKey.toString(),
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page: 1,
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limit: limit,
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displayOptions: {
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showFungible: true
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}
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}
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})
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})
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if (!response.ok) {
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throw new Error(
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`Failed to fetch: ${response.status} - ${response.statusText}`
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)
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}
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const data = await response.json()
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return data.result.items
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} catch (error) {
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console.error("Error retrieving assets: ", error.message)
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throw new Error(`Assets retrieval failed: ${error.message}`)
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}
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}
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