Create NexusDataSender class to send data to the website

src/nexusDataSender.js

@@ -0,0 +1,55 @@
+/* exported NexusDataSender */
+/* global NexusData, Preferences */
+'use strict'
+
+class NexusDataSender {
+  constructor(preferences) {
+    if (!(preferences instanceof Preferences)) {
+      window.console.error('[NexusDataSender] constructor: argument is not an instance of Preferences!')
+    }
+    this._preferences = preferences
+  }
+
+  _formatDate(value) {
+    return value instanceof Date ? value.toISOString() : null
+  }
+
+  send(nexusData) {
+    if (!(nexusData instanceof NexusData)) {
+      window.console.error('[NexusDataSender] send: argument is not an instance of NexusData!')
+    }
+
+    if (false === this._preferences.isConfigured()) {
+      window.console.error('[NexusDataSender] send: preferences are not configured!')
+      return
+    }
+
+    const jsonData = {
+      sessionId: nexusData.sessionId,
+      requestId: nexusData.requestId,
+      previousRequestId: nexusData.previousRequestId,
+      requestStartedAt: this._formatDate(nexusData.requestStartedAt),
+      responseCompletedAt: this._formatDate(nexusData.responseCompletedAt),
+      method: nexusData.method,
+      url: nexusData.url,
+      formData: nexusData.formData,
+      responseBody: nexusData.responseBody,
+    }
+
+    const formData = new FormData()
+    formData.append('userAccessToken', this._preferences.userAccessToken)
+    formData.append('jsonData', JSON.stringify(jsonData, null, 2))
+
+    const fetchOptions = {
+      method: 'POST',
+      body: formData,
+      mode: 'no-cors',
+    }
+
+    window.fetch(this._preferences.trackerSubmitUrl, fetchOptions).catch(
+      error => {
+        window.console.error(`[NexusDataSender] Failed to send data: ${error}`)
+      }
+    )
+  }
+}