2026-06-25 10:59:28 +00:00
1 changed files with 369 additions and 0 deletions
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+import { and, asc, count, desc, eq, gte, inArray, isNull, lt, lte, ne, sql } from 'drizzle-orm';
+import { db } from '$lib/server/db';
+import {
+	bookings,
+	clients,
+	contracts,
+	contractRooms,
+	invoices,
+	rooms,
+	services
+} from '$lib/server/db/schema';
+import { loadOrganizationContext } from '$lib/server/organizations';
+import type { PageServerLoad } from './$types';
+
+const dayMs = 24 * 60 * 60 * 1000;
+
+function pad(value: number) {
+	return String(value).padStart(2, '0');
+}
+
+function dateOnly(date: Date) {
+	return `${date.getFullYear()}-${pad(date.getMonth() + 1)}-${pad(date.getDate())}`;
+}
+
+function dateTimeLocal(date: Date) {
+	return `${dateOnly(date)}T${pad(date.getHours())}:${pad(date.getMinutes())}`;
+}
+
+function startOfMonth(date: Date) {
+	return new Date(date.getFullYear(), date.getMonth(), 1);
+}
+
+function endOfMonth(date: Date) {
+	return new Date(date.getFullYear(), date.getMonth() + 1, 0);
+}
+
+function addDays(date: Date, days: number) {
+	return new Date(date.getTime() + days * dayMs);
+}
+
+function addMonths(date: Date, months: number) {
+	return new Date(date.getFullYear(), date.getMonth() + months, 1);
+}
+
+function monthKey(date: Date) {
+	return `${date.getFullYear()}-${pad(date.getMonth() + 1)}`;
+}
+
+function monthLabel(date: Date) {
+	return new Intl.DateTimeFormat('en-GB', { month: 'short', year: 'numeric' }).format(date);
+}
+
+function roomTypeLabel(type: string) {
+	const labels: Record<string, string> = {
+		meeting_room: 'Meeting rooms',
+		private_office: 'Private offices',
+		coworking_desk: 'Coworking desks'
+	};
+
+	return labels[type] ?? type;
+}
+
+function numberValue(value: unknown) {
+	const parsed = Number(value ?? 0);
+	return Number.isFinite(parsed) ? parsed : 0;
+}
+
+export const load: PageServerLoad = async ({ locals }) => {
+	const { activeOrganizationId } = await loadOrganizationContext(locals);
+	const today = new Date();
+	const todayDate = dateOnly(today);
+	const nowDateTime = dateTimeLocal(today);
+	const soonDate = dateOnly(addDays(today, 60));
+	const monthStart = dateOnly(startOfMonth(today));
+	const monthEnd = dateOnly(endOfMonth(today));
+	const sixMonthsAgo = startOfMonth(addMonths(today, -5));
+
+	const activeContractCondition = and(
+		eq(contracts.organizationId, activeOrganizationId),
+		eq(contracts.status, 'active'),
+		lte(contracts.startDate, todayDate),
+		gte(contracts.endDate, todayDate),
+		isNull(contracts.archivedAt)
+	);
+
+	const [
+		[{ total: activeClients }],
+		activeContractRows,
+		[{ total: upcomingBookings }],
+		[overdueInvoiceSummary],
+		[monthlyBillingSummary],
+		roomRows,
+		upcomingBookingRows,
+		endingContractRows,
+		recentInvoiceRows,
+		billingTrendInvoiceRows
+	] = await Promise.all([
+		db
+			.select({ total: count() })
+			.from(clients)
+			.where(and(eq(clients.organizationId, activeOrganizationId), isNull(clients.archivedAt))),
+		db
+			.select({
+				id: contracts.id,
+				licenseFeeGbp: contracts.licenseFeeGbp
+			})
+			.from(contracts)
+			.where(activeContractCondition),
+		db
+			.select({ total: count() })
+			.from(bookings)
+			.where(
+				and(
+					eq(bookings.organizationId, activeOrganizationId),
+					gte(bookings.startsAt, nowDateTime),
+					ne(bookings.status, 'cancelled'),
+					isNull(bookings.archivedAt)
+				)
+			),
+		db
+			.select({
+				total: count(),
+				valueGbp: sql<number>`coalesce(sum(${invoices.totalGbp}), 0)`
+			})
+			.from(invoices)
+			.where(
+				and(
+					eq(invoices.organizationId, activeOrganizationId),
+					lt(invoices.dueDate, todayDate),
+					isNull(invoices.archivedAt)
+				)
+			),
+		db
+			.select({
+				valueGbp: sql<number>`coalesce(sum(${invoices.totalGbp}), 0)`
+			})
+			.from(invoices)
+			.where(
+				and(
+					eq(invoices.organizationId, activeOrganizationId),
+					gte(invoices.issueDate, monthStart),
+					lte(invoices.issueDate, monthEnd),
+					isNull(invoices.archivedAt)
+				)
+			),
+		db
+			.select({
+				id: rooms.id,
+				name: rooms.name,
+				type: rooms.type,
+				sqFt: rooms.sqFt,
+				workstations: rooms.workstations,
+				pricePerMonthGbp: rooms.pricePerMonthGbp
+			})
+			.from(rooms)
+			.where(and(eq(rooms.organizationId, activeOrganizationId), isNull(rooms.archivedAt)))
+			.orderBy(asc(rooms.name)),
+		db
+			.select({
+				id: bookings.id,
+				clientName: clients.name,
+				roomName: rooms.name,
+				serviceName: services.name,
+				startsAt: bookings.startsAt,
+				endsAt: bookings.endsAt,
+				status: bookings.status
+			})
+			.from(bookings)
+			.innerJoin(clients, eq(bookings.clientId, clients.id))
+			.innerJoin(rooms, eq(bookings.roomId, rooms.id))
+			.leftJoin(services, eq(bookings.serviceId, services.id))
+			.where(
+				and(
+					eq(bookings.organizationId, activeOrganizationId),
+					gte(bookings.startsAt, nowDateTime),
+					ne(bookings.status, 'cancelled'),
+					isNull(bookings.archivedAt)
+				)
+			)
+			.orderBy(asc(bookings.startsAt))
+			.limit(6),
+		db
+			.select({
+				id: contracts.id,
+				clientName: clients.name,
+				serviceName: services.name,
+				licenseFeeGbp: contracts.licenseFeeGbp,
+				startDate: contracts.startDate,
+				endDate: contracts.endDate,
+				status: contracts.status
+			})
+			.from(contracts)
+			.innerJoin(clients, eq(contracts.clientId, clients.id))
+			.leftJoin(services, eq(contracts.serviceId, services.id))
+			.where(
+				and(
+					eq(contracts.organizationId, activeOrganizationId),
+					eq(contracts.status, 'active'),
+					gte(contracts.endDate, todayDate),
+					lte(contracts.endDate, soonDate),
+					isNull(contracts.archivedAt)
+				)
+			)
+			.orderBy(asc(contracts.endDate))
+			.limit(6),
+		db
+			.select({
+				id: invoices.id,
+				invoiceNumber: invoices.invoiceNumber,
+				clientName: clients.name,
+				issueDate: invoices.issueDate,
+				dueDate: invoices.dueDate,
+				totalGbp: invoices.totalGbp
+			})
+			.from(invoices)
+			.innerJoin(clients, eq(invoices.clientId, clients.id))
+			.where(and(eq(invoices.organizationId, activeOrganizationId), isNull(invoices.archivedAt)))
+			.orderBy(desc(invoices.issueDate), desc(invoices.createdAt))
+			.limit(6),
+		db
+			.select({
+				issueDate: invoices.issueDate,
+				totalGbp: invoices.totalGbp
+			})
+			.from(invoices)
+			.where(
+				and(
+					eq(invoices.organizationId, activeOrganizationId),
+					gte(invoices.issueDate, dateOnly(sixMonthsAgo)),
+					isNull(invoices.archivedAt)
+				)
+			)
+	]);
+
+	const activeContractIds = activeContractRows.map((contract) => contract.id);
+	const activeContractRoomLinks =
+		activeContractIds.length > 0
+			? await db
+					.select({
+						contractId: contractRooms.contractId,
+						roomId: contractRooms.roomId,
+						roomName: rooms.name,
+						roomType: rooms.type
+					})
+					.from(contractRooms)
+					.innerJoin(rooms, eq(contractRooms.roomId, rooms.id))
+					.where(
+						and(
+							inArray(contractRooms.contractId, activeContractIds),
+							eq(rooms.organizationId, activeOrganizationId),
+							isNull(rooms.archivedAt)
+						)
+					)
+					.orderBy(asc(rooms.name))
+			: [];
+
+	const endingContractIds = endingContractRows.map((contract) => contract.id);
+	const endingContractRoomLinks =
+		endingContractIds.length > 0
+			? await db
+					.select({
+						contractId: contractRooms.contractId,
+						roomName: rooms.name
+					})
+					.from(contractRooms)
+					.innerJoin(rooms, eq(contractRooms.roomId, rooms.id))
+					.where(
+						and(
+							inArray(contractRooms.contractId, endingContractIds),
+							eq(rooms.organizationId, activeOrganizationId),
+							isNull(rooms.archivedAt)
+						)
+					)
+					.orderBy(asc(rooms.name))
+			: [];
+	const roomNamesByEndingContract = new Map<string, string[]>();
+	for (const link of endingContractRoomLinks) {
+		const existing = roomNamesByEndingContract.get(link.contractId) ?? [];
+		existing.push(link.roomName);
+		roomNamesByEndingContract.set(link.contractId, existing);
+	}
+
+	const allocatedRoomIds = new Set(activeContractRoomLinks.map((link) => link.roomId));
+	const monthlyLicenseFeesGbp = activeContractRows.reduce(
+		(total, contract) => total + numberValue(contract.licenseFeeGbp),
+		0
+	);
+
+	const roomTypes = new Map<
+		string,
+		{
+			type: string;
+			label: string;
+			total: number;
+			allocated: number;
+			workstations: number;
+			sqFt: number;
+		}
+	>();
+	for (const room of roomRows) {
+		const summary = roomTypes.get(room.type) ?? {
+			type: room.type,
+			label: roomTypeLabel(room.type),
+			total: 0,
+			allocated: 0,
+			workstations: 0,
+			sqFt: 0
+		};
+		summary.total += 1;
+		summary.allocated += allocatedRoomIds.has(room.id) ? 1 : 0;
+		summary.workstations += room.workstations ?? 0;
+		summary.sqFt += room.sqFt ?? 0;
+		roomTypes.set(room.type, summary);
+	}
+
+	const billingTrendMap = new Map<string, { month: string; label: string; totalGbp: number }>();
+	for (let index = 0; index < 6; index += 1) {
+		const month = addMonths(sixMonthsAgo, index);
+		billingTrendMap.set(monthKey(month), {
+			month: monthKey(month),
+			label: monthLabel(month),
+			totalGbp: 0
+		});
+	}
+	for (const invoice of billingTrendInvoiceRows) {
+		const issuedAt = new Date(`${invoice.issueDate}T00:00:00`);
+		const key = monthKey(issuedAt);
+		const existing = billingTrendMap.get(key);
+		if (!existing) continue;
+		existing.totalGbp += numberValue(invoice.totalGbp);
+	}
+	const billingTrend = [...billingTrendMap.values()];
+
+	return {
+		metrics: {
+			activeClients,
+			activeContracts: activeContractRows.length,
+			upcomingBookings,
+			overdueInvoices: overdueInvoiceSummary.total,
+			overdueInvoicesGbp: numberValue(overdueInvoiceSummary.valueGbp),
+			monthlyBillingGbp: numberValue(monthlyBillingSummary.valueGbp),
+			monthlyLicenseFeesGbp,
+			totalRooms: roomRows.length,
+			allocatedRooms: allocatedRoomIds.size,
+			occupancyPercent:
+				roomRows.length > 0 ? Math.round((allocatedRoomIds.size / roomRows.length) * 100) : 0
+		},
+		roomSummary: {
+			types: [...roomTypes.values()],
+			allocatedRooms: activeContractRoomLinks.map((link) => ({
+				roomId: link.roomId,
+				roomName: link.roomName,
+				roomType: roomTypeLabel(link.roomType)
+			}))
+		},
+		billingTrend,
+		upcomingBookings: upcomingBookingRows,
+		contractsEndingSoon: endingContractRows.map((contract) => ({
+			...contract,
+			roomNames: roomNamesByEndingContract.get(contract.id) ?? []
+		})),
+		recentInvoices: recentInvoiceRows,
+		meta: {
+			monthLabel: monthLabel(today),
+			overdueInvoiceBasis:
+				'Invoices have no payment status yet, so this shows invoices past due date.'
+		}
+	};
+};