Add schedule validation and service layer

2026-09-11 18:16:00 -05:00
parent e6b492a335
commit 4922e941ae
4 changed files with 567 additions and 0 deletions
@@ -0,0 +1,129 @@
+// Schedule service layer. Owns the database orchestration and enforcement of
+// the Block business rules (at most 4 per user, at least one Proclamation,
+// no overnight ranges, no overlaps). Pure validation lives in
+// `$lib/schedule-utils` so the client modal can reuse it.
+
+import { prisma } from '$lib/db';
+import { validateBlock, type BlockInput } from '$lib/schedule-utils';
+
+export {
+	MAX_BLOCKS,
+	MINUTES_PER_DAY,
+	SNAP_MINUTES,
+	MINUTE_STEP,
+	formatTime,
+	toHm,
+	snapMinutes,
+	findOverlap,
+	validateBlock
+} from '$lib/schedule-utils';
+export type { BlockInput, BlockSibling, ValidationResult } from '$lib/schedule-utils';
+
+export type BlockMutationResult = { ok: true; id?: string } | { ok: false; error: string };
+
+function uniqueIds(ids: string[]): string[] {
+	return [...new Set(ids.filter((id) => typeof id === 'string' && id.length > 0))];
+}
+
+/** Ensure the user has a Schedule row, creating the singleton on first use. */
+export async function getOrCreateSchedule(userId: string) {
+	const existing = await prisma.schedule.findUnique({ where: { userId } });
+	if (existing) return existing;
+	return prisma.schedule.create({ data: { userId } });
+}
+
+/**
+ * The user's Blocks with their selected Proclamations (and frequencies for
+ * canonical-id mapping), ordered by start time.
+ */
+export async function listBlocks(userId: string) {
+	return prisma.block.findMany({
+		where: { schedule: { userId } },
+		orderBy: { startMinutes: 'asc' },
+		include: {
+			proclamations: {
+				orderBy: { sortOrder: 'asc' },
+				include: {
+					proclamation: { include: { solfeggioFrequency: true } }
+				}
+			}
+		}
+	});
+}
+
+export async function createBlock(userId: string, input: BlockInput): Promise<BlockMutationResult> {
+	const schedule = await getOrCreateSchedule(userId);
+	const siblings = await prisma.block.findMany({
+		where: { scheduleId: schedule.id },
+		select: { id: true, startMinutes: true, endMinutes: true }
+	});
+
+	const validation = validateBlock(input, siblings, { isCreate: true });
+	if (!validation.ok) return validation;
+
+	const proclamationIds = uniqueIds(input.proclamationIds);
+	const block = await prisma.block.create({
+		data: {
+			scheduleId: schedule.id,
+			startMinutes: input.startMinutes,
+			endMinutes: input.endMinutes,
+			proclamations: {
+				create: proclamationIds.map((proclamationId, index) => ({
+					proclamationId,
+					sortOrder: index
+				}))
+			}
+		}
+	});
+
+	return { ok: true, id: block.id };
+}
+
+export async function updateBlock(
+	userId: string,
+	blockId: string,
+	input: BlockInput
+): Promise<BlockMutationResult> {
+	const block = await prisma.block.findFirst({
+		where: { id: blockId, schedule: { userId } },
+		select: { id: true, scheduleId: true }
+	});
+	if (!block) return { ok: false, error: 'Block not found.' };
+
+	const siblings = await prisma.block.findMany({
+		where: { scheduleId: block.scheduleId, id: { not: blockId } },
+		select: { id: true, startMinutes: true, endMinutes: true }
+	});
+
+	const validation = validateBlock(input, siblings);
+	if (!validation.ok) return validation;
+
+	const proclamationIds = uniqueIds(input.proclamationIds);
+	await prisma.block.update({
+		where: { id: blockId },
+		data: {
+			startMinutes: input.startMinutes,
+			endMinutes: input.endMinutes,
+			proclamations: {
+				deleteMany: {},
+				create: proclamationIds.map((proclamationId, index) => ({
+					proclamationId,
+					sortOrder: index
+				}))
+			}
+		}
+	});
+
+	return { ok: true, id: blockId };
+}
+
+export async function deleteBlock(userId: string, blockId: string): Promise<BlockMutationResult> {
+	const block = await prisma.block.findFirst({
+		where: { id: blockId, schedule: { userId } },
+		select: { id: true }
+	});
+	if (!block) return { ok: false, error: 'Block not found.' };
+
+	await prisma.block.delete({ where: { id: blockId } });
+	return { ok: true, id: blockId };
+}