Added favorites button to actor page.

src/stashes.js

@@ -0,0 +1,73 @@
+'use strict';
+
+const knex = require('./knex');
+const { HttpError } = require('./errors');
+
+function curateStash(stash) {
+	const curatedStash = {
+		id: stash.id,
+		name: stash.name,
+		slug: stash.slug,
+	};
+
+	return curatedStash;
+}
+
+async function fetchStash(stashId, sessionUser) {
+	if (!sessionUser) {
+		throw new HttpError('You are not authenthicated', 401);
+	}
+
+	const stash = await knex('stashes')
+		.where({
+			id: stashId,
+			user_id: sessionUser.id,
+		})
+		.first();
+
+	if (!stash) {
+		throw new HttpError('You are not authorized to modify this stash', 403);
+	}
+
+	return stash;
+}
+
+async function stashActor(actorId, stashId, sessionUser) {
+	const stash = await fetchStash(stashId, sessionUser);
+
+	await knex('stashes_actors')
+		.insert({
+			stash_id: stash.id,
+			actor_id: actorId,
+		});
+}
+
+async function stashScene(sceneId, stashId, sessionUser) {
+	const stash = await fetchStash(stashId, sessionUser);
+
+	await knex('stashes_scenes')
+		.insert({
+			stash_id: stash.id,
+			actor_id: sceneId,
+		});
+}
+
+async function unstashActor(actorId, stashId, sessionUser) {
+	await knex
+		.from('stashes_actors')
+		.whereIn('stashes_actors.id', knex('stashes_actors')
+			.select('stashes_actors.id')
+			.leftJoin('stashes', 'stashes.id', 'stashes_actors.stash_id')
+			.where('stashes.user_id', sessionUser.id) // verify user owns this stash
+			.where('stashes_actors.actor_id', actorId)
+			.where('stashes_actors.stash_id', stashId))
+		.delete();
+}
+
+module.exports = {
+	curateStash,
+	stashActor,
+	stashScene,
+	// unstashScene,
+	unstashActor,
+};