| 1 | import { auth } from "@/server/auth"; |
| 2 | import { db } from "@/server/db"; |
| 3 | |
| 4 | interface SessionIdentity { |
| 5 | userId: string | null; |
| 6 | userEmail: string | null; |
| 7 | } |
| 8 | |
| 9 | export async function getSessionIdentity(): Promise<SessionIdentity> { |
| 10 | const session = await auth(); |
| 11 | return { |
| 12 | userId: session?.user.id ?? null, |
| 13 | userEmail: session?.user.email ?? null, |
| 14 | }; |
| 15 | } |
| 16 | |
| 17 | export async function canReadDocument( |
| 18 | documentId: string, |
| 19 | identity: SessionIdentity, |
| 20 | ) { |
| 21 | const document = await db.baseDocument.findUnique({ |
| 22 | where: { id: documentId }, |
| 23 | select: { userId: true, isPublic: true }, |
| 24 | }); |
| 25 | |
| 26 | if (!document) { |
| 27 | return false; |
| 28 | } |
| 29 | |
| 30 | return document.isPublic || document.userId === identity.userId; |
| 31 | } |
| 32 | |
| 33 | export async function canEditDocument( |
| 34 | documentId: string, |
| 35 | identity: SessionIdentity, |
| 36 | ) { |
| 37 | const document = await db.baseDocument.findUnique({ |
| 38 | where: { id: documentId }, |
| 39 | select: { userId: true }, |
| 40 | }); |
| 41 | |
| 42 | if (!document) { |
| 43 | return false; |
| 44 | } |
| 45 | |
| 46 | return document.userId === identity.userId; |
| 47 | } |
| 48 | |
| 49 | export async function getDocumentAccessForUser( |
| 50 | documentId: string, |
| 51 | userId: string | null, |
| 52 | userEmail: string | null, |
| 53 | ) { |
| 54 | const identity = { userId, userEmail }; |
| 55 | const [canRead, canEdit] = await Promise.all([ |
| 56 | canReadDocument(documentId, identity), |
| 57 | canEditDocument(documentId, identity), |
| 58 | ]); |
| 59 | |
| 60 | return { canRead, canEdit }; |
| 61 | } |
| 62 |