VIBN Frontend for Coolify deployment

lib/server/knowledge.ts

@@ -0,0 +1,74 @@
+import { getAdminDb } from '@/lib/firebase/admin';
+import { FieldValue } from 'firebase-admin/firestore';
+import type {
+  KnowledgeItem,
+  KnowledgeSourceMeta,
+  KnowledgeSourceType,
+} from '@/lib/types/knowledge';
+
+const COLLECTION = 'knowledge_items';
+
+interface CreateKnowledgeItemInput {
+  projectId: string;
+  sourceType: KnowledgeSourceType;
+  title?: string | null;
+  content: string;
+  sourceMeta?: KnowledgeSourceMeta;
+}
+
+export async function createKnowledgeItem(
+  input: CreateKnowledgeItemInput,
+): Promise<KnowledgeItem> {
+  const adminDb = getAdminDb();
+  const docRef = adminDb.collection(COLLECTION).doc();
+
+  const payload = {
+    id: docRef.id,
+    projectId: input.projectId,
+    sourceType: input.sourceType,
+    title: input.title ?? null,
+    content: input.content,
+    sourceMeta: input.sourceMeta ?? null,
+    createdAt: FieldValue.serverTimestamp(),
+    updatedAt: FieldValue.serverTimestamp(),
+  };
+
+  await docRef.set(payload);
+  const snapshot = await docRef.get();
+  return snapshot.data() as KnowledgeItem;
+}
+
+export async function getKnowledgeItem(
+  projectId: string,
+  knowledgeItemId: string,
+): Promise<KnowledgeItem | null> {
+  const adminDb = getAdminDb();
+  const docRef = adminDb.collection(COLLECTION).doc(knowledgeItemId);
+  const snapshot = await docRef.get();
+
+  if (!snapshot.exists) {
+    return null;
+  }
+
+  const data = snapshot.data() as KnowledgeItem;
+  if (data.projectId !== projectId) {
+    return null;
+  }
+
+  return data;
+}
+
+export async function listKnowledgeItems(
+  projectId: string,
+): Promise<KnowledgeItem[]> {
+  const adminDb = getAdminDb();
+  const querySnapshot = await adminDb
+    .collection(COLLECTION)
+    .where('projectId', '==', projectId)
+    .orderBy('createdAt', 'desc')
+    .get();
+
+  return querySnapshot.docs.map((doc) => doc.data() as KnowledgeItem);
+}
+
+