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filesystem.js
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filesystem.js
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import { join } from "./deps/path.js";
class Base {
src = {};
parent = null;
#data = {};
#cache = {};
constructor(src) {
this.src = src;
}
get tags() {
if (this.#cache.tags) {
return this.#cache.tags;
}
const tags = new Set();
if (this.parent) {
this.parent.tags.forEach((tag) => tags.add(tag));
}
if (this.data.tags) {
this.data.tags.forEach((tag) => tags.add(String(tag)));
}
this.#cache.tags = tags;
return this.#cache.tags;
}
get fullData() {
if (!this.#cache.fullData) {
if (!this.parent) {
this.#cache.fullData = this.#data;
} else {
this.#cache.fullData = { ...this.parent.fullData, ...this.#data };
}
}
return this.#cache.fullData;
}
set data(data = {}) {
//Ensure tags is always an array
if (data.tags && !Array.isArray(data.tags)) {
data.tags = data.tags ? [data.tags] : [];
}
this.#data = data;
}
get data() {
return this.#data;
}
refreshCache() {
this.#cache = {};
}
}
/**
* Class to represent a page file
*/
export class Page extends Base {
dest = {};
#content = null;
duplicate(data = {}) {
const page = new Page(this.src);
page.dest = { ...this.dest };
page.data = { ...this.data, ...data };
page.parent = this.parent;
return page;
}
set content(content) {
this.#content = content;
}
get content() {
return this.#content;
}
}
/**
* Class to represent a directory
*/
export class Directory extends Base {
pages = new Map();
dirs = new Map();
createDirectory(name) {
const path = join(this.src.path, name);
const directory = new Directory({ path });
directory.parent = this;
this.dirs.set(name, directory);
return directory;
}
setPage(name, page) {
const oldPage = this.pages.get(name);
page.parent = this;
this.pages.set(name, page);
if (oldPage) {
page.dest.hash = oldPage.dest.hash;
}
}
unsetPage(name) {
this.pages.delete(name);
}
*getPages(recursive = true) {
for (const page of this.pages.values()) {
yield page;
}
if (recursive) {
for (const dir of this.dirs.values()) {
yield* dir.getPages();
}
}
}
refreshCache() {
this.pages.forEach((page) => page.refreshCache());
this.dirs.forEach((dir) => dir.refreshCache());
super.refreshCache();
}
}