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

app/shared_collections/controllers/shared_collections_controller.ts

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+import { Visibility } from '#collections/enums/visibility';
+import Collection from '#collections/models/collection';
+import Link from '#links/models/link';
+import User from '#user/models/user';
+import type { HttpContext } from '@adonisjs/core/http';
+import { getSharedCollectionValidator } from '../validators/shared_collection.js';
+
+class LinkWithoutFavoriteDto {
+	constructor(private link: Link) {}
+
+	toJson = () => ({
+		id: this.link.id,
+		name: this.link.name,
+		description: this.link.description,
+		url: this.link.url,
+		collectionId: this.link.collectionId,
+		createdAt: this.link.createdAt.toString(),
+		updatedAt: this.link.updatedAt.toString(),
+	});
+}
+
+class UserWithoutEmailDto {
+	constructor(private user: User) {}
+
+	toJson = () => ({
+		id: this.user.id,
+		fullname: this.user.name,
+		avatarUrl: this.user.avatarUrl,
+		isAdmin: this.user.isAdmin,
+		createdAt: this.user.createdAt.toString(),
+		updatedAt: this.user.updatedAt.toString(),
+	});
+}
+
+export default class SharedCollectionsController {
+	async index({ request, inertia }: HttpContext) {
+		const { params } = await request.validateUsing(
+			getSharedCollectionValidator
+		);
+
+		const collection = await this.getSharedCollectionById(params.id);
+		return inertia.render('shared', { collection });
+	}
+
+	private async getSharedCollectionById(id: Collection['id']) {
+		const collection = await Collection.query()
+			.where('id', id)
+			.andWhere('visibility', Visibility.PUBLIC)
+			.preload('links')
+			.preload('author')
+			.firstOrFail();
+
+		return {
+			...collection.serialize(),
+			links: collection.links.map((link) =>
+				new LinkWithoutFavoriteDto(link).toJson()
+			),
+			author: new UserWithoutEmailDto(collection.author).toJson(),
+		};
+	}
+}

app/shared_collections/routes/routes.ts

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+import './shared_collections_routes.js';

app/shared_collections/routes/shared_collections_routes.ts

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+import router from '@adonisjs/core/services/router';
+
+const SharedCollectionsController = () =>
+	import('#shared_collections/controllers/shared_collections_controller');
+
+router.get('/shared/:id', [SharedCollectionsController, 'index']).as('shared');

app/shared_collections/validators/shared_collection.ts

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+import { params } from '#core/validators/params_object';
+import vine from '@vinejs/vine';
+
+export const getSharedCollectionValidator = vine.compile(
+	vine.object({
+		params,
+	})
+);