soccer-go/lib/src/cache/Cache.js

Soccer CLI for stats and results.

"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 = __importDefault(require("path"));
const config_1 = __importDefault(require("../config"));
const CacheItem_1 = __importDefault(require("./CacheItem"));
const errors_1 = require("../utils/errors");
class Cache {
    constructor(dir) {
        this.data = new Map();
        this.add = (id, data) => {
            const res = this.data.set(id, new CacheItem_1.default(Date.now(), data));
            return res;
        };
        this.remove = (id) => {
            const res = this.data.delete(id);
            return res;
        };
        this.get = (id) => this.data.get(id);
        this.has = (id) => this.data.has(id);
        this.persist = () => {
            fs_1.default.writeFileSync(this.file, JSON.stringify(Array.from(this.data)));
        };
        this.file = path_1.default.join(dir, config_1.default.cache.fileName);
        try {
            const buffer = fs_1.default.readFileSync(this.file);
            this.data = new Map(JSON.parse(buffer.toString('utf-8')));
        }
        catch (error) {
            if ((0, errors_1.isErrorNodeSystemError)(error) && error.code === 'ENOENT') {
                // Cache file does not exist, so create it.
                this.data = new Map();
                fs_1.default.writeFileSync(this.file, JSON.stringify(Array.from(this.data)));
            }
            else {
                // Some other error occurred but since it's about caching
                // we will ignore it and let the application work without it.
            }
        }
    }
}
exports.default = Cache;