feat: profile page & webhook notification

app/lib/webhook.ts

@@ -0,0 +1,54 @@
+import { WEBHOOK_CONFIG } from "@/config"
+
+export interface EmailMessage {
+  emailId: string
+  messageId: string
+  fromAddress: string
+  subject: string
+  content: string
+  html: string
+  receivedAt: string
+  toAddress: string
+}
+
+export interface WebhookPayload {
+  event: typeof WEBHOOK_CONFIG.EVENTS[keyof typeof WEBHOOK_CONFIG.EVENTS]
+  data: EmailMessage
+}
+
+export async function callWebhook(url: string, payload: WebhookPayload) {
+  let lastError: Error | null = null
+  
+  for (let i = 0; i < WEBHOOK_CONFIG.MAX_RETRIES; i++) {
+    try {
+      const controller = new AbortController()
+      const timeoutId = setTimeout(() => controller.abort(), WEBHOOK_CONFIG.TIMEOUT)
+
+      const response = await fetch(url, {
+        method: "POST",
+        headers: {
+          "Content-Type": "application/json",
+          "X-Webhook-Event": payload.event,
+        },
+        body: JSON.stringify(payload.data),
+        signal: controller.signal,
+      })
+
+      clearTimeout(timeoutId)
+
+      if (response.ok) {
+        return true
+      }
+
+      lastError = new Error(`HTTP error! status: ${response.status}`)
+    } catch (error) {
+      lastError = error as Error
+      
+      if (i < WEBHOOK_CONFIG.MAX_RETRIES - 1) {
+        await new Promise(resolve => setTimeout(resolve, WEBHOOK_CONFIG.RETRY_DELAY))
+      }
+    }
+  }
+
+  throw lastError
+}