add group creation.

src/pages/api/make_user.ts

@@ -10,6 +10,8 @@ import {
   getDocs,
   getDoc,
   deleteDoc,
+  limit,
+  updateDoc,
 } from "firebase/firestore";
 import { withIronSessionApiRoute } from "iron-session/next";
 import { sessionOptions } from "@/lib/session";
@@ -44,18 +46,23 @@ async function handler(req: NextApiRequest, res: NextApiResponse) {
 }
 
 async function post(req: NextApiRequest, res: NextApiResponse) {
-  if (!req.session.user) {
+  const maker = req.session.user;
+  if (!maker) {
     return res
       .status(401)
       .json({ ok: false, reason: "You must be logged in to make user!" });
   }
-
-  const { email, passport_id, type } = req.body as {
+  const { email, passport_id, type, groupName } = req.body as {
     email: string;
     passport_id: string;
-    type: string
+    type: string,
+    groupName: string
   };
-  createUserWithEmailAndPassword(auth, email.toLowerCase(), passport_id)
+  // cleaning data
+  delete req.body.passport_id;
+  delete req.body.groupName;
+
+  await createUserWithEmailAndPassword(auth, email.toLowerCase(), passport_id)
     .then(async (userCredentials) => {
       const userId = userCredentials.user.uid;
 
@@ -101,10 +108,45 @@ async function post(req: NextApiRequest, res: NextApiResponse) {
         await setDoc(doc(db, "groups", defaultStudentsGroup.id), defaultStudentsGroup);
         await setDoc(doc(db, "groups", defaultCorporateGroup.id), defaultCorporateGroup);
       }
-      res.status(200).json({ ok: true });
+      
+      if(typeof groupName === 'string' && groupName.trim().length > 0){
+        
+        const q = query(collection(db, "groups"), where("admin", "==", maker.id),  where("name", "==", groupName.trim()), limit(1))
+        const snapshot = await getDocs(q)
+        
+        if(snapshot.empty){
+          const values = {
+            id: v4(),
+            admin: maker.id,
+            name: groupName.trim(),
+            participants: [userId],
+            disableEditing: false,
+          }
+          
+          await setDoc(doc(db, "groups", values.id) , values)
+          
+
+        }else{
+          
+
+          const doc = snapshot.docs[0]
+          const participants : string[] = doc.get('participants');
+          
+
+          if(!participants.includes(userId)){
+            
+
+            updateDoc(doc.ref, {
+              participants: [...participants, userId]
+            })
+          }
+        }
+      }
     })
     .catch((error) => {
       console.log(error);
-      res.status(401).json({error});
+      return res.status(401).json({error});
     });
+  return res.status(200).json({ ok: true });
+
 }