filestash/public/assets/pages/ctrl_viewerpage.js

99 lines
3.9 KiB
JavaScript

import { createElement, createRender } from "../lib/skeleton/index.js";
import rxjs, { effect } from "../lib/rx.js";
import { ApplicationError } from "../lib/error.js";
import { basename } from "../lib/path.js";
import assert from "../lib/assert.js";
import { get as getConfig } from "../model/config.js";
import { loadCSS } from "../helpers/loader.js";
import WithShell, { init as initShell } from "../components/decorator_shell_filemanager.js";
import { init as initMenubar } from "./viewerpage/component_menubar.js";
import { init as initCache } from "./filespage/cache.js";
import ctrlError from "./ctrl_error.js";
import { getFilename, getDownloadUrl, getCurrentPath } from "./viewerpage/common.js";
import { opener } from "./viewerpage/mimetype.js";
import { options } from "./viewerpage/model_files.js";
import "../components/breadcrumb.js";
function loadModule(appName) {
switch (appName) {
case "editor":
return import("./viewerpage/application_editor.js");
case "pdf":
return import("./viewerpage/application_pdf.js");
case "image":
return import("./viewerpage/application_image.js");
case "download":
return import("./viewerpage/application_downloader.js");
case "form":
return import("./viewerpage/application_form.js");
case "audio":
return import("./viewerpage/application_audio.js");
case "video":
return import("./viewerpage/application_video.js");
case "ebook":
return import("./viewerpage/application_ebook.js");
case "3d":
return import("./viewerpage/application_3d.js");
case "appframe":
return import("./viewerpage/application_iframe.js");
case "map":
return import("./viewerpage/application_map.js");
case "url":
return import("./viewerpage/application_url.js");
case "table":
return import("./viewerpage/application_table.js");
case "skeleton":
return import("./viewerpage/application_skeleton.js");
default:
throw new ApplicationError("Internal Error", `Unknown opener app "${appName}" at "${getCurrentPath()}"`);
}
};
const loadModuleWithMemory = (function() {
const memory = {};
return function(appName) {
if (memory[appName]) return Promise.resolve(memory[appName]);
return loadModule(appName).then((module) => {
memory[appName] = module;
return module;
});
};
})();
export default WithShell(async function(render) {
const $page = createElement(`<div class="component_page_viewerpage"></div>`);
render($page);
// feature: render viewer application
effect(rxjs.of(getConfig("mime", {})).pipe(
rxjs.map((mimes) => opener(basename(getCurrentPath()), mimes)),
rxjs.mergeMap(([opener, opts]) => rxjs.from(loadModuleWithMemory(opener)).pipe(rxjs.switchMap(async(module) => {
module.default(createRender($page), { ...opts, acl$: options(), getFilename, getDownloadUrl });
}))),
rxjs.catchError(ctrlError()),
));
// feature: cleanup up the design when navbar is not there
effect(rxjs.of(new URL(location.toString()).searchParams.get("nav")).pipe(
rxjs.filter((value) => value === "false"),
rxjs.tap(() => {
const $parent = assert.truthy($page.parentElement);
$parent.style.border = "none";
$parent.style.borderRadius = "0";
}),
));
});
export async function init() {
return Promise.all([
loadCSS(import.meta.url, "./ctrl_viewerpage.css"),
initShell(), initMenubar(), initCache(),
rxjs.of(getConfig("mime", {})).pipe(
rxjs.map((mimes) => opener(basename(getCurrentPath()), mimes)),
rxjs.mergeMap(([opener]) => loadModule(opener)),
rxjs.mergeMap((module) => typeof module.init === "function"? module.init() : rxjs.EMPTY),
rxjs.catchError(() => rxjs.EMPTY),
).toPromise(),
]);
}