1 files changed, 123 insertions, 0 deletions
diff --git a/app/assets/javascripts/integrations/integration_settings_form.js b/app/assets/javascripts/integrations/integration_settings_form.js
new file mode 100644
index 00000000000..ddd3a6aab99
--- /dev/null
+++ b/app/assets/javascripts/integrations/integration_settings_form.js
@@ -0,0 +1,123 @@
+/* global Flash */
+
+export default class IntegrationSettingsForm {
+  constructor(formSelector) {
+    this.$form = $(formSelector);
+
+    // Form Metadata
+    this.canTestService = this.$form.data('can-test');
+    this.testEndPoint = this.$form.data('test-url');
+
+    // Form Child Elements
+    this.$serviceToggle = this.$form.find('#service_active');
+    this.$submitBtn = this.$form.find('button[type="submit"]');
+    this.$submitBtnLoader = this.$submitBtn.find('.js-btn-spinner');
+    this.$submitBtnLabel = this.$submitBtn.find('.js-btn-label');
+  }
+
+  init() {
+    // Initialize View
+    this.toggleServiceState(this.$serviceToggle.is(':checked'));
+
+    // Bind Event Listeners
+    this.$serviceToggle.on('change', e => this.handleServiceToggle(e));
+    this.$submitBtn.on('click', e => this.handleSettingsSave(e));
+  }
+
+  handleSettingsSave(e) {
+    // Check if Service is marked active, as if not marked active,
+    // We can skip testing it and directly go ahead to allow form to
+    // be submitted
+    if (!this.$serviceToggle.is(':checked')) {
+      return;
+    }
+
+    // Service was marked active so now we check;
+    // 1) If form contents are valid
+    // 2) If this service can be tested
+    // If both conditions are true, we override form submission
+    // and test the service using provided configuration.
+    if (this.$form.get(0).checkValidity() && this.canTestService) {
+      e.preventDefault();
+      this.testSettings(this.$form.serialize());
+    }
+  }
+
+  handleServiceToggle(e) {
+    this.toggleServiceState($(e.currentTarget).is(':checked'));
+  }
+
+  /**
+   * Change Form's validation enforcement based on service status (active/inactive)
+   */
+  toggleServiceState(serviceActive) {
+    this.toggleSubmitBtnLabel(serviceActive);
+    if (serviceActive) {
+      this.$form.removeAttr('novalidate');
+    } else if (!this.$form.attr('novalidate')) {
+      this.$form.attr('novalidate', 'novalidate');
+    }
+  }
+
+  /**
+   * Toggle Submit button label based on Integration status and ability to test service
+   */
+  toggleSubmitBtnLabel(serviceActive) {
+    let btnLabel = 'Save changes';
+
+    if (serviceActive && this.canTestService) {
+      btnLabel = 'Test settings and save changes';
+    }
+
+    this.$submitBtnLabel.text(btnLabel);
+  }
+
+  /**
+   * Toggle Submit button state based on provided boolean value of `saveTestActive`
+   * When enabled, it does two things, and reverts back when disabled
+   *
+   * 1. It shows load spinner on submit button
+   * 2. Makes submit button disabled
+   */
+  toggleSubmitBtnState(saveTestActive) {
+    if (saveTestActive) {
+      this.$submitBtn.disable();
+      this.$submitBtnLoader.removeClass('hidden');
+    } else {
+      this.$submitBtn.enable();
+      this.$submitBtnLoader.addClass('hidden');
+    }
+  }
+
+  /* eslint-disable promise/catch-or-return, no-new */
+  /**
+   * Test Integration config
+   */
+  testSettings(formData) {
+    this.toggleSubmitBtnState(true);
+    $.ajax({
+      type: 'PUT',
+      url: this.testEndPoint,
+      data: formData,
+    })
+    .done((res) => {
+      if (res.error) {
+        new Flash(res.message, null, null, {
+          title: 'Save anyway',
+          clickHandler: (e) => {
+            e.preventDefault();
+            this.$form.submit();
+          },
+        });
+      } else {
+        this.$form.submit();
+      }
+    })
+    .fail(() => {
+      new Flash('Something went wrong on our end.');
+    })
+    .always(() => {
+      this.toggleSubmitBtnState(false);
+    });
+  }
+}