Provide admin tools to manage and resend DJ invitations easily

Implements invitation management features, including resending and manual user creation, via new API endpoints and React components.

Replit-Commit-Author: Agent
Replit-Commit-Session-Id: 3a22ac80-cd1d-4441-9e36-f24fc2f4c3de
Replit-Commit-Screenshot-Url: https://storage.googleapis.com/screenshot-production-us-central1/3478f7c3-db8c-4fca-9165-3adbdf1b5829/dbb6f90a-b277-4de1-a273-07d2fc2d56d1.jpg

server/storage.ts

@@ -42,7 +42,9 @@ import { eq, and, gte, lte, desc, asc, sql, inArray } from "drizzle-orm";
 export interface IStorage {
   // User operations (IMPORTANT: mandatory for Replit Auth)
   getUser(id: string): Promise<User | undefined>;
+  getUserByEmail(email: string): Promise<User | undefined>;
   upsertUser(user: UpsertUser): Promise<User>;
+  createUser(user: InsertUser): Promise<User>;
   updateUser(id: string, updates: UpdateUser): Promise<User>;
   getAllDJs(): Promise<User[]>;
   deactivateUser(id: string): Promise<void>;
@@ -108,7 +110,10 @@ export interface IStorage {
 
   // Invitation operations
   createInvitation(invitation: InsertInvitation): Promise<Invitation>;
+  getInvitation(id: number): Promise<Invitation | undefined>;
   getInvitationByToken(token: string): Promise<Invitation | undefined>;
+  updateInvitation(id: number, updates: Partial<InsertInvitation>): Promise<Invitation>;
+  deleteInvitation(id: number): Promise<void>;
   markInvitationAsUsed(id: number): Promise<void>;
   getActiveInvitations(): Promise<Invitation[]>;
 
@@ -134,6 +139,16 @@ export class DatabaseStorage implements IStorage {
     return user;
   }
 
+  async getUserByEmail(email: string): Promise<User | undefined> {
+    const [user] = await db.select().from(users).where(eq(users.email, email));
+    return user;
+  }
+
+  async createUser(userData: InsertUser): Promise<User> {
+    const [user] = await db.insert(users).values(userData).returning();
+    return user;
+  }
+
   async upsertUser(userData: UpsertUser): Promise<User> {
     const [user] = await db
       .insert(users)
@@ -450,11 +465,29 @@ export class DatabaseStorage implements IStorage {
     return newInvitation;
   }
 
+  async getInvitation(id: number): Promise<Invitation | undefined> {
+    const [invitation] = await db.select().from(invitations).where(eq(invitations.id, id));
+    return invitation;
+  }
+
   async getInvitationByToken(token: string): Promise<Invitation | undefined> {
     const [invitation] = await db.select().from(invitations).where(eq(invitations.token, token));
     return invitation;
   }
 
+  async updateInvitation(id: number, updates: Partial<InsertInvitation>): Promise<Invitation> {
+    const [invitation] = await db
+      .update(invitations)
+      .set(updates)
+      .where(eq(invitations.id, id))
+      .returning();
+    return invitation;
+  }
+
+  async deleteInvitation(id: number): Promise<void> {
+    await db.delete(invitations).where(eq(invitations.id, id));
+  }
+
   async markInvitationAsUsed(id: number): Promise<void> {
     await db.update(invitations).set({ isUsed: true }).where(eq(invitations.id, id));
   }