feat: add team collaboration sessions for admins, enhancing session management and visibility in the application

src/services/weather.ts

@@ -1,4 +1,5 @@
 import { prisma } from '@/services/database';
+import { getTeamMemberIdsForAdminTeams } from '@/services/teams';
 import type { ShareRole } from '@prisma/client';
 
 // ============================================
@@ -67,6 +68,36 @@ export async function getWeatherSessionsByUserId(userId: string) {
   return allSessions;
 }
 
+/** Sessions owned by team members (where user is team admin) that are NOT shared with the user. */
+export async function getTeamCollaboratorSessionsForAdmin(userId: string) {
+  const teamMemberIds = await getTeamMemberIdsForAdminTeams(userId);
+  if (teamMemberIds.length === 0) return [];
+
+  const sessions = await prisma.weatherSession.findMany({
+    where: {
+      userId: { in: teamMemberIds },
+      shares: { none: { userId } },
+    },
+    include: {
+      user: { select: { id: true, name: true, email: true } },
+      shares: {
+        include: {
+          user: { select: { id: true, name: true, email: true } },
+        },
+      },
+      _count: { select: { entries: true } },
+    },
+    orderBy: { updatedAt: 'desc' },
+  });
+
+  return sessions.map((s) => ({
+    ...s,
+    isOwner: false as const,
+    role: 'VIEWER' as const,
+    isTeamCollab: true as const,
+  }));
+}
+
 export async function getWeatherSessionById(sessionId: string, userId: string) {
   // Check if user owns the session OR has it shared
   const session = await prisma.weatherSession.findFirst({