refactor: split backend by context instead of type 'controllers/models/...'

app/admin/controllers/admin_controller.ts

@@ -0,0 +1,46 @@
+import AuthController from '#auth/controllers/auth_controller';
+import CollectionsController from '#collections/controllers/collections_controller';
+import LinksController from '#links/controllers/links_controller';
+import User from '#user/models/user';
+import { inject } from '@adonisjs/core';
+import { HttpContext } from '@adonisjs/core/http';
+
+class UserWithRelationCountDto {
+	constructor(private user: User) {}
+
+	toJson = () => ({
+		id: this.user.id,
+		email: this.user.email,
+		fullname: this.user.name,
+		avatarUrl: this.user.avatarUrl,
+		isAdmin: this.user.isAdmin,
+		createdAt: this.user.createdAt.toString(),
+		updatedAt: this.user.updatedAt.toString(),
+		lastSeenAt:
+			this.user.lastSeenAt?.toString() ?? this.user.updatedAt.toString(),
+		linksCount: Number(this.user.$extras.totalLinks),
+		collectionsCount: Number(this.user.$extras.totalCollections),
+	});
+}
+
+@inject()
+export default class AdminController {
+	constructor(
+		protected usersController: AuthController,
+		protected linksController: LinksController,
+		protected collectionsController: CollectionsController
+	) {}
+
+	async index({ inertia }: HttpContext) {
+		const users = await this.usersController.getAllUsersWithTotalRelations();
+		const linksCount = await this.linksController.getTotalLinksCount();
+		const collectionsCount =
+			await this.collectionsController.getTotalCollectionsCount();
+
+		return inertia.render('admin/dashboard', {
+			users: users.map((user) => new UserWithRelationCountDto(user).toJson()),
+			totalLinks: linksCount,
+			totalCollections: collectionsCount,
+		});
+	}
+}

app/admin/middlewares/is_admin_middleware.ts

@@ -0,0 +1,11 @@
+import type { HttpContext } from '@adonisjs/core/http';
+import type { NextFn } from '@adonisjs/core/types/http';
+
+export default class AdminMiddleware {
+	async handle(ctx: HttpContext, next: NextFn) {
+		if (!ctx.auth.user?.isAdmin) {
+			return ctx.response.redirectToNamedRoute('dashboard');
+		}
+		return next();
+	}
+}

app/admin/routes/admin_routes.ts

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+import { middleware } from '#start/kernel';
+import router from '@adonisjs/core/services/router';
+
+const AdminController = () => import('#admin/controllers/admin_controller');
+
+/**
+ * Routes for admin dashboard
+ */
+router
+	.group(() => {
+		router.get('/', [AdminController, 'index']).as('admin.dashboard');
+	})
+	.middleware([middleware.auth(), middleware.admin()])
+	.prefix('/admin');

app/admin/routes/routes.ts

@@ -0,0 +1 @@
+import './admin_routes.js';