refactor(helcim): use centralized helper in 5 simple endpoints

server/api/helcim/customer-code.get.js

@@ -1,42 +1,10 @@
 // Get customer code for an existing Helcim customer
-import jwt from 'jsonwebtoken'
-import Member from '../../models/member.js'
-import { connectDB } from '../../utils/mongoose.js'
-
-const HELCIM_API_BASE = 'https://api.helcim.com/v2'
+import { requireAuth } from '../../utils/auth.js'
+import { getHelcimCustomer } from '../../utils/helcim.js'
 
 export default defineEventHandler(async (event) => {
   try {
-    await connectDB()
-    const config = useRuntimeConfig(event)
-    const token = getCookie(event, 'auth-token')
-
-    if (!token) {
-      throw createError({
-        statusCode: 401,
-        statusMessage: 'Not authenticated'
-      })
-    }
-
-    // Decode JWT token
-    let decoded
-    try {
-      decoded = jwt.verify(token, useRuntimeConfig().jwtSecret)
-    } catch (err) {
-      throw createError({
-        statusCode: 401,
-        statusMessage: 'Invalid or expired token'
-      })
-    }
-
-    // Get member
-    const member = await Member.findById(decoded.memberId)
-    if (!member) {
-      throw createError({
-        statusCode: 404,
-        statusMessage: 'Member not found'
-      })
-    }
+    const member = await requireAuth(event)
 
     if (!member.helcimCustomerId) {
       throw createError({
@@ -45,27 +13,7 @@ export default defineEventHandler(async (event) => {
       })
     }
 
-    const helcimToken = config.helcimApiToken
-
-    const response = await fetch(
-      `${HELCIM_API_BASE}/customers/${member.helcimCustomerId}`,
-      {
-        headers: {
-          'accept': 'application/json',
-          'api-token': helcimToken
-        }
-      }
-    )
-
-    if (!response.ok) {
-      const errorText = await response.text()
-      throw createError({
-        statusCode: response.status,
-        statusMessage: 'Customer lookup failed'
-      })
-    }
-
-    const customerData = await response.json()
+    const customerData = await getHelcimCustomer(member.helcimCustomerId)
 
     return {
       success: true,