"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
const fs_1 = __importDefault(require("fs"));
const path_1 = require("path");
const crypto_1 = require("crypto");
function repeat(char, length) {
    if (char.length === 0) {
        return "";
    }
    let output = char;
    while (output.length < length) {
        output = output + output;
    }
    return output.substring(0, length);
}
exports.repeat = repeat;
function sha256(content) {
    const hasher = crypto_1.createHash("sha256");
    hasher.update(content);
    return "0x" + hasher.digest("hex");
}
exports.sha256 = sha256;
function sortRecords(record) {
    const keys = Object.keys(record);
    keys.sort();
    return keys.reduce((accum, name) => {
        accum[name] = record[name];
        return accum;
    }, {});
}
exports.sortRecords = sortRecords;
function atomicWrite(path, value) {
    const tmp = path_1.resolve(__dirname, "../../../.atomic-tmp");
    fs_1.default.writeFileSync(tmp, value);
    fs_1.default.renameSync(tmp, path);
}
exports.atomicWrite = atomicWrite;
function loadJson(path) {
    return JSON.parse(fs_1.default.readFileSync(path).toString());
}
exports.loadJson = loadJson;
function saveJson(filename, data, sort) {
    let replacer = undefined;
    if (sort) {
        replacer = (key, value) => {
            if (Array.isArray(value)) {
                // pass
            }
            else if (value && typeof (value) === "object") {
                const keys = Object.keys(value);
                keys.sort();
                return keys.reduce((accum, key) => {
                    accum[key] = value[key];
                    return accum;
                }, {});
            }
            return value;
        };
    }
    atomicWrite(filename, JSON.stringify(data, replacer, 2) + "\n");
}
exports.saveJson = saveJson;