@saberhq/stableswap-sdk
Version:
Solana SDK for Saber's StableSwap program.
38 lines • 1.33 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.parseEventLogs = void 0;
const token_utils_1 = require("@saberhq/token-utils");
const parseUint = (str) => !str || str === "0x0" ? undefined : new token_utils_1.u64(str.slice("0x".length), 16);
const parseEventRaw = (type, msg) => {
const parts = msg.slice("Program log: ".length).split(", ");
return Object.entries({
type,
tokenAAmount: parseUint(parts[1]),
tokenBAmount: parseUint(parts[2]),
poolTokenAmount: parseUint(parts[3]),
fee: parseUint(parts[4]),
})
.filter(([, v]) => !!v)
.reduce((acc, [k, v]) => ({ ...acc, [k]: v }), {});
};
/**
* Parses the log message to return the StableSwap info about the transaction.
* @param logMessages
* @returns
*/
const parseEventLogs = (logMessages) => {
if (!logMessages) {
return [];
}
return logMessages.reduce((acc, logMessage, i) => {
const nextLog = logMessages[i + 1];
return logMessage.startsWith("Program log: Event: ") && nextLog
? [
...acc,
parseEventRaw(logMessage.slice("Program log: Event: ".length), nextLog),
]
: acc;
}, []);
};
exports.parseEventLogs = parseEventLogs;
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