@verax-attestation-registry/verax-sdk/lib/src/utils/abiCoder.js

Verax Attestation Registry SDK to interact with the subgraph and the contracts

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.decodeWithRetry = exports.encode = void 0;
const viem_1 = require("viem");
const ENCODED_PARENTHESIS = "0x0000000000000000000000000000000000000000000000000000000000000020";
function encode(schema, values) {
    return (0, viem_1.encodeAbiParameters)((0, viem_1.parseAbiParameters)(schema), values);
}
exports.encode = encode;
function decodeWithRetry(schema, attestationData) {
    const wrappedSchema = schema.startsWith("(") ? schema : `(${schema})`;
    let result = decodeWrapped(wrappedSchema, attestationData);
    if (!result.length && !attestationData.startsWith(ENCODED_PARENTHESIS)) {
        result = decodeWrapped(wrappedSchema, `${ENCODED_PARENTHESIS}${attestationData.substring(2)}`);
    }
    return result;
}
exports.decodeWithRetry = decodeWithRetry;
function decodeWrapped(schema, attestationData) {
    try {
        const parsedParams = tryParse(schema);
        return (0, viem_1.decodeAbiParameters)(parsedParams, attestationData);
    }
    catch (e) {
        return [];
    }
}
function tryParse(schema) {
    const preparedSchema = schema.replaceAll("tuple(", "(");
    try {
        return (0, viem_1.parseAbiParameters)(preparedSchema);
    }
    catch (e) {
        if (e.shortMessage === "Invalid ABI parameter.") {
            try {
                return (0, viem_1.parseAbiParameters)(reverseSchema(preparedSchema));
            }
            catch (e) {
                return [];
            }
        }
        return [];
    }
}
function reverseSchema(schema) {
    return schema.startsWith("(")
        ? `(${reverseWordsTwoByTwo(schema.substring(1, schema.length - 1))})`
        : reverseWordsTwoByTwo(schema);
}
function reverseWordsTwoByTwo(schema) {
    return schema
        .split(" ")
        .reduce((acc, word, i) => {
        if (i % 2 === 0) {
            acc.push(word);
        }
        else {
            acc.unshift(word);
        }
        return acc;
    }, [])
        .join(" ");
}
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