refactoring: slight changes to PR #13247

public/app/features/templating/TextBoxVariable.ts

@@ -0,0 +1,58 @@
+import { Variable, assignModelProperties, variableTypes } from './variable';
+
+export class TextBoxVariable implements Variable {
+  query: string;
+  current: any;
+  options: any[];
+  skipUrlSync: boolean;
+
+  defaults = {
+    type: 'textbox',
+    name: '',
+    hide: 2,
+    label: '',
+    query: '',
+    current: {},
+    options: [],
+    skipUrlSync: false,
+  };
+
+  /** @ngInject */
+  constructor(private model, private variableSrv) {
+    assignModelProperties(this, model, this.defaults);
+  }
+
+  getSaveModel() {
+    assignModelProperties(this.model, this, this.defaults);
+    return this.model;
+  }
+
+  setValue(option) {
+    this.variableSrv.setOptionAsCurrent(this, option);
+  }
+
+  updateOptions() {
+    this.options = [{ text: this.query.trim(), value: this.query.trim() }];
+    this.current = this.options[0];
+    return Promise.resolve();
+  }
+
+  dependsOn(variable) {
+    return false;
+  }
+
+  setValueFromUrl(urlValue) {
+    this.query = urlValue;
+    return this.variableSrv.setOptionFromUrl(this, urlValue);
+  }
+
+  getValueForUrl() {
+    return this.current.value;
+  }
+}
+
+variableTypes['textbox'] = {
+  name: 'Text box',
+  ctor: TextBoxVariable,
+  description: 'Define a textbox variable, where users can enter any arbitrary string',
+};