@xuxinlai2002/pns-js
Version:
A NPM package in Typescript for .Play Name Service
58 lines • 2.54 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.encodeEventTopics = void 0;
const abi_js_1 = require("../../errors/abi.js");
const log_js_1 = require("../../errors/log.js");
const toBytes_js_1 = require("../encoding/toBytes.js");
const getEventSelector_js_1 = require("../hash/getEventSelector.js");
const keccak256_js_1 = require("../hash/keccak256.js");
const encodeAbiParameters_js_1 = require("./encodeAbiParameters.js");
const formatAbiItem_js_1 = require("./formatAbiItem.js");
const getAbiItem_js_1 = require("./getAbiItem.js");
function encodeEventTopics({ abi, eventName, args }) {
let abiItem = abi[0];
if (eventName) {
abiItem = (0, getAbiItem_js_1.getAbiItem)({
abi,
args,
name: eventName,
});
if (!abiItem)
throw new abi_js_1.AbiEventNotFoundError(eventName, {
docsPath: '/docs/contract/encodeEventTopics',
});
}
if (abiItem.type !== 'event')
throw new abi_js_1.AbiEventNotFoundError(undefined, {
docsPath: '/docs/contract/encodeEventTopics',
});
const definition = (0, formatAbiItem_js_1.formatAbiItem)(abiItem);
const signature = (0, getEventSelector_js_1.getEventSelector)(definition);
let topics = [];
if (args && 'inputs' in abiItem) {
const indexedInputs = abiItem.inputs?.filter((param) => 'indexed' in param && param.indexed);
const args_ = Array.isArray(args)
? args
: Object.values(args).length > 0
? indexedInputs?.map((x) => args[x.name]) ?? []
: [];
if (args_.length > 0) {
topics =
indexedInputs?.map((param, i) => Array.isArray(args_[i])
? args_[i].map((_, j) => encodeArg({ param, value: args_[i][j] }))
: args_[i]
? encodeArg({ param, value: args_[i] })
: null) ?? [];
}
}
return [signature, ...topics];
}
exports.encodeEventTopics = encodeEventTopics;
function encodeArg({ param, value, }) {
if (param.type === 'string' || param.type === 'bytes')
return (0, keccak256_js_1.keccak256)((0, toBytes_js_1.toBytes)(value));
if (param.type === 'tuple' || param.type.match(/^(.*)\[(\d+)?\]$/))
throw new log_js_1.FilterTypeNotSupportedError(param.type);
return (0, encodeAbiParameters_js_1.encodeAbiParameters)([param], [value]);
}
//# sourceMappingURL=encodeEventTopics.js.map