feat(kube): introduce custom templates [EE-1125] (#5434)

* feat(kube): introduce custom templates

refactor(customtemplates): use build option

chore(deps): upgrade yaml parser

feat(customtemplates): add and edit RC to kube templates

fix(kube): show docker icon

fix(custom-templates): save rc

* fix(kube/templates): route to correct routes

app/kubernetes/custom-templates/kube-custom-templates-view/kube-custom-templates-view.controller.js

@@ -0,0 +1,79 @@
+import _ from 'lodash-es';
+
+export default class KubeCustomTemplatesViewController {
+  /* @ngInject */
+  constructor($async, $state, Authentication, CustomTemplateService, FormValidator, ModalService, Notifications) {
+    Object.assign(this, { $async, $state, Authentication, CustomTemplateService, FormValidator, ModalService, Notifications });
+
+    this.state = {
+      selectedTemplate: null,
+      formValidationError: '',
+      actionInProgress: false,
+    };
+
+    this.currentUser = {
+      isAdmin: false,
+      id: null,
+    };
+
+    this.isEditAllowed = this.isEditAllowed.bind(this);
+    this.getTemplates = this.getTemplates.bind(this);
+    this.validateForm = this.validateForm.bind(this);
+    this.confirmDelete = this.confirmDelete.bind(this);
+    this.selectTemplate = this.selectTemplate.bind(this);
+  }
+
+  selectTemplate(template) {
+    this.$state.go('kubernetes.deploy', { templateId: template.Id });
+  }
+
+  isEditAllowed(template) {
+    // todo - check if current user is admin/endpointadmin/owner
+    return this.currentUser.isAdmin || this.currentUser.id === template.CreatedByUserId;
+  }
+
+  getTemplates() {
+    return this.$async(async () => {
+      try {
+        this.templates = await this.CustomTemplateService.customTemplates(3);
+      } catch (err) {
+        this.Notifications.error('Failed loading templates', err, 'Unable to load custom templates');
+      }
+    });
+  }
+
+  validateForm(accessControlData, isAdmin) {
+    this.state.formValidationError = '';
+    const error = this.FormValidator.validateAccessControl(accessControlData, isAdmin);
+
+    if (error) {
+      this.state.formValidationError = error;
+      return false;
+    }
+    return true;
+  }
+
+  confirmDelete(templateId) {
+    return this.$async(async () => {
+      const confirmed = await this.ModalService.confirmDeletionAsync('Are you sure that you want to delete this template?');
+      if (!confirmed) {
+        return;
+      }
+
+      try {
+        await this.CustomTemplateService.remove(templateId);
+        _.remove(this.templates, { Id: templateId });
+      } catch (err) {
+        this.Notifications.error('Failure', err, 'Failed to delete template');
+      }
+    });
+  }
+
+  $onInit() {
+    this.getTemplates();
+
+    this.currentUser.isAdmin = this.Authentication.isAdmin();
+    const user = this.Authentication.getUserDetails();
+    this.currentUser.id = user.ID;
+  }
+}