refactor: split links controller into multiple controllers

app/links/services/link_service.ts

@@ -0,0 +1,60 @@
+import Link from '#links/models/link';
+import { HttpContext } from '@adonisjs/core/http';
+
+type CreateLinkPayload = {
+	name: string;
+	description?: string;
+	url: string;
+	favorite: boolean;
+	collectionId: number;
+};
+
+type UpdateLinkPayload = CreateLinkPayload;
+
+export class LinkService {
+	createLink(payload: CreateLinkPayload) {
+		const context = this.getAuthContext();
+		return Link.create({
+			...payload,
+			authorId: context.auth.user!.id,
+		});
+	}
+
+	updateLink(id: number, payload: UpdateLinkPayload) {
+		const context = this.getAuthContext();
+		return Link.query()
+			.where('id', id)
+			.andWhere('author_id', context.auth.user!.id)
+			.update(payload);
+	}
+
+	deleteLink(id: number) {
+		const context = this.getAuthContext();
+		return Link.query()
+			.where('id', id)
+			.andWhere('author_id', context.auth.user!.id)
+			.delete();
+	}
+
+	async getLinkById(id: Link['id'], userId: Link['id']) {
+		return await Link.query()
+			.where('id', id)
+			.andWhere('author_id', userId)
+			.firstOrFail();
+	}
+
+	updateFavorite(id: number, favorite: boolean) {
+		return Link.query()
+			.where('id', id)
+			.andWhere('author_id', this.getAuthContext().auth.user!.id)
+			.update({ favorite });
+	}
+
+	getAuthContext() {
+		const context = HttpContext.getOrFail();
+		if (!context.auth.user || !context.auth.user.id) {
+			throw new Error('User not authenticated');
+		}
+		return context;
+	}
+}