bc-minecraft-project
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A library that provides object and handling for minecraft projects
133 lines (132 loc) • 5.38 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.MCAttributes = void 0;
const fs = require("fs");
/**The namespace that provides code for MCAttributes interfaces*/
var MCAttributes;
(function (MCAttributes) {
/**The default filename of a MCAttributes filename*/
MCAttributes.filename = ".mcattributes";
/**Creates an empty version of MCAttributes
* @returns An empty MCAttributes object*/
function createEmpty() {
return {};
}
MCAttributes.createEmpty = createEmpty;
/**Parses the given content as if its file content, whereby each line is an attribute
* @param content The content that one would get as in a file
* @returns A parsed version based on the contents, or an empty object*/
function parse(content) {
const parts = content.split(/(\r\n|\n)/);
const result = {};
parts.forEach((property) => {
const cindex = property.indexOf("#");
if (cindex >= 0) {
property = property.substring(0, cindex).trim();
}
const index = property.indexOf("=");
if (index >= 0) {
const name = property.substring(0, index);
const value = property.substring(index + 1, property.length);
//Write value
if (name !== "")
result[name] = value;
}
});
return result;
}
MCAttributes.parse = parse;
/**Converts the given MCAttributes to file content
* @param data The MCAttributes data to convert
* @returns A string represerntation of the contents of a MCAttributes*/
function toString(data) {
let Out = "";
for (const Key in data) {
const value = data[Key];
if (value && typeof value === "string")
Out += `${Key}=${value}\n`;
}
return Out;
}
MCAttributes.toString = toString;
/** Merges the two given objects into a new mcattributes. Whereby B overrides anything A has specified
* @param items The first data set
* @returns A new object with the combined attributes*/
function merge(...items) {
const Out = createEmpty();
for (const item of items) {
for (const Key in item) {
const value = item[Key];
Out[Key] = value;
}
}
return Out;
}
MCAttributes.merge = merge;
/**Retrieves the given key from the attributes safely, if non exist an entry is made with the given default value
* @param attributes The attributes to retrieve the value from
* @param key The key that stores the specified value
* @param defaultValue The default value to set*/
function getOrAdd(attributes, key, defaultValue = "") {
let value = attributes[key];
if (value === undefined || value === null) {
value = defaultValue;
attributes[key] = value;
}
return value;
}
MCAttributes.getOrAdd = getOrAdd;
/** Loads the content of the given file into a MCAttributes
* @param filepath The path to the file to load
* @returns A filled MCAttributes*/
function loadSync(filepath) {
if (fs.existsSync(filepath)) {
const buffer = fs.readFileSync(filepath);
return parse(buffer.toString());
}
return {};
}
MCAttributes.loadSync = loadSync;
/** Loads the content of the given file into a MCAttributes
* @param filepath The path to the file to load
* @returns A filled promise that returns a MCAttributes*/
async function load(filepath) {
const P = fs.promises.readFile(filepath);
return P.then((buffer) => parse(buffer.toString()));
}
MCAttributes.load = load;
/** Saves the given MCAttributes into the specified file
* @param data The data to save
* @param filepath The filepath to save to*/
function saveSync(data, filepath) {
const content = toString(data);
fs.writeFileSync(filepath, content);
}
MCAttributes.saveSync = saveSync;
/** Saves the given MCAttributes into the specified file
* @param data The data to save
* @param filepath The filepath to save to
* @returns A promise for when the file will be saved*/
async function save(data, filepath) {
const content = toString(data);
return fs.promises.writeFile(filepath, content);
}
MCAttributes.save = save;
/**Appends the given property and value into the give file
* @param filepath The path to the MCAttributes
* @param property The property key
* @param value The value of the porerty*/
function appendSync(filepath, property, value) {
fs.appendFileSync(filepath, `${property}=${value}\n`);
}
MCAttributes.appendSync = appendSync;
/**Appends the given property and value into the give file
* @param filepath The path to the MCAttributes
* @param property The property key
* @param value The value of the porerty
* @returns A promise for when the file is appended*/
async function append(filepath, property, value) {
return fs.promises.appendFile(filepath, `${property}=${value}\n`);
}
MCAttributes.append = append;
})(MCAttributes || (exports.MCAttributes = MCAttributes = {}));