Release 0.5.0

src/routes/live/+page.server.ts

@@ -1,15 +1,127 @@
-import { getShow } from '#lib/server/previews.js';
+import { randomUUID } from 'node:crypto';
+import { error, fail } from '@sveltejs/kit';
+import type { Actions, PageServerLoad } from './$types';
+import { requireUser } from '#lib/server/auth.js';
+import {
+	completeCurrent,
+	getLiveView,
+	goBack,
+	issuePresentationAccess,
+	moveOpenUsage,
+	presentUsage,
+	skipCurrent,
+	startOrResumeLive
+} from '#lib/server/live.js';
+import { listShows } from '#lib/server/shows.js';
 
-export function load({ url }) {
-	const show = getShow(url.searchParams.get('show') || undefined);
-	const usages = show.sections.flatMap((section) =>
-		section.usages
-			.filter((usage) => !usage.isReserve)
-			.map((usage) => ({ ...usage, section: section.name }))
-	);
-	const currentIndex = Math.max(
-		0,
-		usages.findIndex((usage) => usage.status === 'current')
-	);
-	return { show, current: usages[currentIndex] ?? null, next: usages[currentIndex + 1] ?? null };
+function text(data: FormData, name: string) {
+	return String(data.get(name) || '');
 }
+
+function actionError(cause: unknown) {
+	const code = cause instanceof Error ? cause.message : '';
+	if (code === 'CONFLICT')
+		return {
+			status: 409,
+			error: 'Der Live-Stand wurde bereits geändert. Die Ansicht wurde erneuert.'
+		};
+	if (code === 'NO_CURRENT') return { status: 409, error: 'Es ist kein aktuelles Piece aktiv.' };
+	if (code === 'NO_PREVIOUS') return { status: 409, error: 'Es gibt kein vorheriges Piece.' };
+	if (code === 'LIVE_ORDER_LOCKED')
+		return {
+			status: 409,
+			error: 'Nur offene Pieces hinter dem aktuellen Stand können sortiert werden.'
+		};
+	if (code === 'SHOW_COMPLETED')
+		return { status: 409, error: 'Abgeschlossene Sendungen können nicht live gesteuert werden.' };
+	if (code === 'NOT_FOUND')
+		return { status: 404, error: 'Sendung oder Piece wurde nicht gefunden.' };
+	if (code.startsWith('INVALID_')) return { status: 400, error: 'Die Live-Aktion ist ungültig.' };
+	return { status: 500, error: 'Die Live-Aktion konnte nicht gespeichert werden.' };
+}
+
+function attempt(intent: string, operation: () => unknown) {
+	try {
+		return { intent, success: true, result: operation() };
+	} catch (cause) {
+		const problem = actionError(cause);
+		return fail(problem.status, { intent, ...problem });
+	}
+}
+
+export const load: PageServerLoad = ({ locals, url }) => {
+	requireUser(locals.user);
+	const showId = url.searchParams.get('show') || listShows()[0]?.id;
+	if (!showId) error(404, 'Keine Sendung vorhanden');
+	try {
+		return { live: getLiveView(showId), commandId: randomUUID() };
+	} catch (cause) {
+		if (cause instanceof Error && cause.message === 'NOT_FOUND')
+			error(404, 'Sendung nicht gefunden');
+		throw cause;
+	}
+};
+
+export const actions = {
+	start: async ({ locals, request }) => {
+		requireUser(locals.user);
+		const data = await request.formData();
+		return attempt('start', () =>
+			startOrResumeLive(text(data, 'showId'), text(data, 'commandId'), Number(data.get('revision')))
+		);
+	},
+	complete: async ({ locals, request }) => {
+		requireUser(locals.user);
+		const data = await request.formData();
+		return attempt('complete', () =>
+			completeCurrent(text(data, 'showId'), text(data, 'commandId'), Number(data.get('revision')))
+		);
+	},
+	skip: async ({ locals, request }) => {
+		requireUser(locals.user);
+		const data = await request.formData();
+		return attempt('skip', () =>
+			skipCurrent(text(data, 'showId'), text(data, 'commandId'), Number(data.get('revision')))
+		);
+	},
+	back: async ({ locals, request }) => {
+		requireUser(locals.user);
+		const data = await request.formData();
+		return attempt('back', () =>
+			goBack(text(data, 'showId'), text(data, 'commandId'), Number(data.get('revision')))
+		);
+	},
+	present: async ({ locals, request }) => {
+		requireUser(locals.user);
+		const data = await request.formData();
+		return attempt('present', () =>
+			presentUsage(
+				text(data, 'showId'),
+				text(data, 'usageId') || null,
+				text(data, 'commandId'),
+				Number(data.get('revision'))
+			)
+		);
+	},
+	moveUsage: async ({ locals, request }) => {
+		requireUser(locals.user);
+		const data = await request.formData();
+		return attempt('moveUsage', () =>
+			moveOpenUsage(text(data, 'showId'), text(data, 'usageId'), Number(data.get('showRevision')), {
+				sectionId: text(data, 'sectionId') || null,
+				position: Number(data.get('position'))
+			})
+		);
+	},
+	createOutput: async ({ locals, request }) => {
+		requireUser(locals.user);
+		const data = await request.formData();
+		try {
+			const token = issuePresentationAccess(text(data, 'showId'));
+			return { intent: 'createOutput', success: true, outputUrl: `/heinzlive/${token}` };
+		} catch (cause) {
+			const problem = actionError(cause);
+			return fail(problem.status, { intent: 'createOutput', ...problem });
+		}
+	}
+} satisfies Actions;