bank-client-js/lib/storage-node.js

"use strict";
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
    return new (P || (P = Promise))(function (resolve, reject) {
        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
        function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
        function step(result) { result.done ? resolve(result.value) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }
        step((generator = generator.apply(thisArg, _arguments || [])).next());
    });
};
Object.defineProperty(exports, "__esModule", { value: true });
const fs = require("fs");
class StorageNode {
    constructor(id) {
        try {
            fs.mkdirSync("data");
        }
        catch (e) {
            // ignore
        }
        const safeId = id.replace(/[^A-Za-z0-9]/g, "");
        if (safeId === '') {
            throw new Error("must have non-empty id");
        }
        this.prefix = safeId;
    }
    getValues() {
        return __awaiter(this, void 0, void 0, function* () {
            return Object.values(this.getMap());
        });
    }
    get(key) {
        return __awaiter(this, void 0, void 0, function* () {
            return this.getMap()[key];
        });
    }
    set(key, value) {
        return __awaiter(this, void 0, void 0, function* () {
            const filename = "data/storage_" + this.prefix;
            let map;
            try {
                const contents = fs.readFileSync(filename, { encoding: 'utf-8' });
                map = JSON.parse(contents);
            }
            catch (e) {
                map = {};
            }
            map[key] = value;
            fs.writeFileSync(filename, JSON.stringify(map));
        });
    }
    getMap() {
        try {
            const filename = "data/storage_" + this.prefix;
            const contents = fs.readFileSync(filename, { encoding: 'utf-8' });
            return JSON.parse(contents);
        }
        catch (e) {
            return {};
        }
    }
}
exports.StorageNode = StorageNode;
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