minor refactor of registerSettings

js/src/admin/index.tsx

@@ -0,0 +1,19 @@
+import app from 'flarum/admin/app';
+
+// Keeping the old flagrow settings prefix because it's easier
+const settingsPrefix = 'flagrow-html-errors.';
+const translationPrefix = 'fof-html-errors.admin.settings.';
+
+app.initializers.add('fof-html-errors', () => {
+  const extensionData = app.extensionData.for('fof-html-errors');
+
+  [403, 404, 500, 503].map((error) => {
+    extensionData.registerSetting({
+      setting: `${settingsPrefix}custom${error}ErrorHtml`,
+      label: app.translator.trans(`${translationPrefix}error.${error}`),
+      placeholder: app.translator.trans(`${translationPrefix}placeholder.empty_for_default`),
+      type: 'textarea',
+      rows: 10,
+    });
+  });
+});

js/tsconfig.json

@@ -0,0 +1,16 @@
+{
+  // Use Flarum's tsconfig as a starting point
+  "extends": "flarum-tsconfig",
+  // This will match all .ts, .tsx, .d.ts, .js, .jsx files in your `src` folder
+  // and also tells your Typescript server to read core's global typings for
+  // access to `dayjs` and `$` in the global namespace.
+  "include": ["src/**/*", "../vendor/flarum/core/js/dist-typings/@types/**/*"],
+  "compilerOptions": {
+    // This will output typings to `dist-typings`
+    "declarationDir": "./dist-typings",
+    "baseUrl": ".",
+    "paths": {
+      "flarum/*": ["../vendor/flarum/core/js/dist-typings/*"]
+    }
+  }
+}