Add Google Calendar sync: OAuth connect flow, dedicated Бронирования calendar, best-effort event create/update/delete on booking changes

src/lib/bookings/service.ts

@@ -1,6 +1,7 @@
 import { and, eq, gte, lt, inArray, sql } from "drizzle-orm";
 import { db } from "@/lib/db/client";
 import { bookings, bookingObjects, bookableObjects, users } from "@/lib/db/schema";
+import { createCalendarEvent, updateCalendarEvent, deleteCalendarEvent } from "@/lib/google/calendar";
 
 export interface BookableObjectDTO {
   id: string;
@@ -52,6 +53,7 @@ export interface BookingDTO {
   status: "confirmed" | "cancelled";
   objects: { id: string; name: string }[];
   bookedByName: string;
+  googleEventId: string | null;
   createdAt: Date;
 }
 
@@ -81,6 +83,7 @@ async function toBookingDTO(row: typeof bookings.$inferSelect): Promise<BookingD
     status: row.status,
     objects: objRows,
     bookedByName: bookedBy?.name ?? "—",
+    googleEventId: row.googleEventId,
     createdAt: row.createdAt,
   };
 }
@@ -126,7 +129,20 @@ export async function createBooking(input: CreateBookingInput): Promise<BookingD
     await db.insert(bookingObjects).values(input.objectIds.map((objectId) => ({ bookingId: row.id, objectId })));
   }
 
-  return toBookingDTO(row);
+  const dto = await toBookingDTO(row);
+
+  // Best-effort Google Calendar sync — never blocks/fails booking creation.
+  try {
+    const googleEventId = await createCalendarEvent(dto);
+    if (googleEventId) {
+      await db.update(bookings).set({ googleEventId }).where(eq(bookings.id, row.id));
+      dto.googleEventId = googleEventId;
+    }
+  } catch (err) {
+    console.error("Google Calendar sync failed for booking", row.bookingNumber, err);
+  }
+
+  return dto;
 }
 
 export interface UpdateBookingInput {
@@ -160,7 +176,29 @@ export async function updateBooking(id: string, input: UpdateBookingInput): Prom
   }
   const row = await db.query.bookings.findFirst({ where: eq(bookings.id, id) });
   if (!row) return null;
-  return toBookingDTO(row);
+  const dto = await toBookingDTO(row);
+
+  // Best-effort Google Calendar sync — never blocks/fails the update.
+  try {
+    if (dto.status === "cancelled" && dto.googleEventId) {
+      await deleteCalendarEvent(dto.googleEventId);
+      await db.update(bookings).set({ googleEventId: null }).where(eq(bookings.id, id));
+      dto.googleEventId = null;
+    } else if (dto.status === "confirmed" && dto.googleEventId) {
+      await updateCalendarEvent(dto);
+    } else if (dto.status === "confirmed" && !dto.googleEventId) {
+      // Never synced yet (created before Google was connected, or just restored from cancelled).
+      const googleEventId = await createCalendarEvent(dto);
+      if (googleEventId) {
+        await db.update(bookings).set({ googleEventId }).where(eq(bookings.id, id));
+        dto.googleEventId = googleEventId;
+      }
+    }
+  } catch (err) {
+    console.error("Google Calendar sync failed for booking", dto.bookingNumber, err);
+  }
+
+  return dto;
 }
 
 export async function getBooking(id: string): Promise<BookingDTO | null> {