heapstash/dist/plugin/FileSystem.js

HeapStash is a library that allows for easy caching in Node.js, with many advanced features such as TTL, maximum items in memory cache, external cache support, and more.

"use strict";
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
    if (k2 === undefined) k2 = k;
    var desc = Object.getOwnPropertyDescriptor(m, k);
    if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
      desc = { enumerable: true, get: function() { return m[k]; } };
    }
    Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
    if (k2 === undefined) k2 = k;
    o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
    Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
    o["default"] = v;
});
var __importStar = (this && this.__importStar) || function (mod) {
    if (mod && mod.__esModule) return mod;
    var result = {};
    if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
    __setModuleDefault(result, mod);
    return result;
};
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
const path = __importStar(require("path"));
const fs = __importStar(require("fs"));
const index_1 = __importDefault(require("./index"));
module.exports = (settings) => {
    const filesystem = new index_1.default();
    filesystem.tasks.get = (id) => {
        return new Promise((resolve, reject) => {
            fs.readFile(path.join(settings.path, id), "utf8", (err, data) => {
                if (data) {
                    try {
                        data = JSON.parse(data);
                        resolve(data);
                    }
                    catch (e) {
                        reject(e);
                    }
                }
                else {
                    reject();
                }
            });
        });
    };
    filesystem.tasks.put = async (id, data) => {
        function set(id) {
            return fs.promises.writeFile(path.join(settings.path, id), JSON.stringify(data));
        }
        await Promise.all((Array.isArray(id) ? id : [id]).map(set));
    };
    filesystem.tasks.remove = (id) => {
        return new Promise((resolve, reject) => {
            fs.unlink(path.join(settings.path, id), (err) => {
                /* istanbul ignore next */
                if (err) {
                    reject();
                }
                else {
                    resolve();
                }
            });
        });
    };
    filesystem.tasks.clear = () => {
        return new Promise((resolve, reject) => {
            fs.readdir(path.join(settings.path), async (err, files) => {
                /* istanbul ignore next */
                if (err) {
                    reject();
                }
                function deleteFilePromise(file) {
                    return new Promise((resolve, reject) => {
                        fs.unlink(path.join(settings.path, file), (err) => {
                            /* istanbul ignore next */
                            if (err) {
                                reject();
                            }
                            else {
                                resolve();
                            }
                        });
                    });
                }
                try {
                    await Promise.all(files.map((file) => deleteFilePromise(file)));
                    resolve();
                }
                catch (e) {
                    /* istanbul ignore next */
                    reject();
                }
            });
        });
    };
    return filesystem;
};
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