all

Securite/Linkwarden/lib/client/addMemberToCollection.ts

@@ -0,0 +1,47 @@
+import { CollectionIncludingMembersAndLinkCount, Member } from "@/types/global";
+import getPublicUserData from "./getPublicUserData";
+import { toast } from "react-hot-toast";
+
+const addMemberToCollection = async (
+  ownerUsername: string,
+  memberUsername: string,
+  collection: CollectionIncludingMembersAndLinkCount,
+  setMember: (newMember: Member) => null | undefined
+) => {
+  const checkIfMemberAlreadyExists = collection.members.find((e) => {
+    const username = (e.user.username || "").toLowerCase();
+    return username === memberUsername.toLowerCase();
+  });
+
+  if (
+    // no duplicate members
+    !checkIfMemberAlreadyExists &&
+    // member can't be empty
+    memberUsername.trim() !== "" &&
+    // member can't be the owner
+    memberUsername.trim().toLowerCase() !== ownerUsername.toLowerCase()
+  ) {
+    // Lookup, get data/err, list ...
+    const user = await getPublicUserData(memberUsername.trim().toLowerCase());
+
+    if (user.username) {
+      setMember({
+        collectionId: collection.id,
+        canCreate: false,
+        canUpdate: false,
+        canDelete: false,
+        userId: user.id,
+        user: {
+          id: user.id,
+          name: user.name,
+          username: user.username,
+          image: user.image,
+        },
+      });
+    }
+  } else if (checkIfMemberAlreadyExists) toast.error("User already exists.");
+  else if (memberUsername.trim().toLowerCase() === ownerUsername.toLowerCase())
+    toast.error("You are already the collection owner.");
+};
+
+export default addMemberToCollection;