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docs/ccxt/examples/js/coinbase-fetch-all-balances.js

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+"use strict";
+
+const ccxt = require ('../../js/ccxt.js')
+
+console.log ('CCXT Version:', ccxt.version)
+
+async function fetchAllBalances (exchange) {
+    const params = {}
+    let balance = {}
+    while (true) {
+        const response = await exchange.fetchBalance (params)
+        balance = exchange.extend (balance, response)
+        const info = exchange.safeValue (response, 'info', {})
+        const pagination = exchange.safeValue (info, 'pagination', {})
+        const startingAfter = exchange.safeString (pagination, 'next_starting_after')
+        if (startingAfter !== undefined) {
+            params['starting_after'] = startingAfter
+        } else {
+            break
+        }
+    }
+    return balance
+}
+
+async function main () {
+    const exchange = new ccxt.coinbase ({
+        // Value is the "name" field in the api_key.json file Coinbase will offer for download
+        apiKey: 'organizations/xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx/apiKeys/xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx',
+        // This is the "privateKey" field in that JSON file
+        secret: '-----BEGIN EC PRIVATE KEY-----\nxxx...xxx==\n-----END EC PRIVATE KEY-----',
+    })
+    const markets = await exchange.loadMarkets ()
+    // coinbase.verbose = true // uncomment for debugging purposes if necessary
+    const balance = await fetchAllBalances (exchange)
+    console.log (balance)
+}
+
+main ()