1
0
mirror of https://github.com/laurent22/joplin.git synced 2024-12-21 09:38:01 +02:00
joplin/packages/app-mobile/plugins/PluginRunner/backgroundPage/initializeDialogWebView.ts

88 lines
2.7 KiB
TypeScript

import { DialogWebViewApi, DialogMainProcessApi, WebViewPostMessageCallback, DialogSetOnMessageListenerCallback } from '../types';
import reportUnhandledErrors from './utils/reportUnhandledErrors';
import wrapConsoleLog from './utils/wrapConsoleLog';
import WebViewToRNMessenger from '../../../utils/ipc/WebViewToRNMessenger';
import getFormData from './utils/getFormData';
interface ExtendedWindow extends Window {
webviewApi: {
postMessage: WebViewPostMessageCallback;
onMessage: DialogSetOnMessageListenerCallback;
};
exports: Record<string, unknown>;
}
declare const window: ExtendedWindow;
let themeCssElement: HTMLStyleElement|null = null;
const initializeDialogWebView = (messageChannelId: string) => {
const loadedPaths: Set<string> = new Set();
type ScriptType = 'js'|'css';
const includeScriptsOrStyles = (type: ScriptType, paths: string[]) => {
for (const path of paths) {
if (loadedPaths.has(path)) {
continue;
}
loadedPaths.add(path);
if (type === 'css') {
const stylesheetLink = document.createElement('link');
stylesheetLink.rel = 'stylesheet';
stylesheetLink.href = path;
document.head.appendChild(stylesheetLink);
} else {
const script = document.createElement('script');
script.src = path;
document.head.appendChild(script);
}
}
};
const localApi: DialogWebViewApi = {
includeCssFiles: async (paths: string[]) => {
return includeScriptsOrStyles('css', paths);
},
includeJsFiles: async (paths: string[]) => {
return includeScriptsOrStyles('js', paths);
},
getFormData: async () => {
return getFormData();
},
setThemeCss: async (css: string) => {
themeCssElement?.remove?.();
const styleElement = document.createElement('style');
styleElement.appendChild(document.createTextNode(css));
document.body.appendChild(styleElement);
themeCssElement = styleElement;
},
getContentSize: async () => {
// To convert to React Native pixel units from browser pixel units,
// we need to multiply by the devicePixelRatio:
const dpr = window.devicePixelRatio ?? 1;
const element = document.getElementById('joplin-plugin-content') ?? document.body;
return {
width: element.clientWidth * dpr,
height: element.clientHeight * dpr,
};
},
};
const messenger = new WebViewToRNMessenger<DialogWebViewApi, DialogMainProcessApi>(messageChannelId, localApi);
window.webviewApi = {
postMessage: messenger.remoteApi.postMessage,
onMessage: messenger.remoteApi.onMessage,
};
reportUnhandledErrors(messenger.remoteApi.onError);
wrapConsoleLog(messenger.remoteApi.onLog);
// If dialog content scripts were bundled with Webpack for NodeJS,
// they may expect a global "exports" to be present.
window.exports ??= {};
};
export default initializeDialogWebView;