feat: add approvals workflow and unified member invitation management across projects, workspaces, and videos

lib/approval-workflow.ts

@@ -0,0 +1,56 @@
+import { db } from '@/lib/db';
+
+export interface ApprovalCandidate {
+  id: string;
+  name: string | null;
+  email: string | null;
+  image: string | null;
+}
+
+function addCandidate(map: Map<string, ApprovalCandidate>, user: ApprovalCandidate | null | undefined) {
+  if (!user) return;
+  map.set(user.id, user);
+}
+
+export async function getApprovalCandidatesForProject(projectId: string): Promise<ApprovalCandidate[] | null> {
+  const project = await db.project.findUnique({
+    where: { id: projectId },
+    select: {
+      owner: { select: { id: true, name: true, email: true, image: true } },
+      members: {
+        select: {
+          user: { select: { id: true, name: true, email: true, image: true } },
+        },
+      },
+      workspace: {
+        select: {
+          owner: { select: { id: true, name: true, email: true, image: true } },
+          members: {
+            select: {
+              user: { select: { id: true, name: true, email: true, image: true } },
+            },
+          },
+        },
+      },
+    },
+  });
+
+  if (!project) return null;
+
+  const map = new Map<string, ApprovalCandidate>();
+  addCandidate(map, project.owner);
+  addCandidate(map, project.workspace.owner);
+
+  for (const member of project.members) {
+    addCandidate(map, member.user);
+  }
+  for (const member of project.workspace.members) {
+    addCandidate(map, member.user);
+  }
+
+  return Array.from(map.values()).sort((a, b) => {
+    const aLabel = (a.name || a.email || '').toLowerCase();
+    const bLabel = (b.name || b.email || '').toLowerCase();
+    return aLabel.localeCompare(bLabel);
+  });
+}