Dropdownrestfull

One choice - Dropdown question. Get the choices from a restfull service.

                        



var json = { elements: [
  {
    type: "dropdown",
    name: "country",
    title: "Select the country...",
    isRequired: true,
    choicesByUrl: {
      url: "https://restcountries.eu/rest/v2/all",
      valueName: "name"
    }
  },
  {
    type: "panel",
    name: "panel_countriesByRegion",
    title: "Show countries by region",
    elements: [{
    type: "dropdown",
    name: "region",
    title: "Select the region...",
    choices: ["Africa", "Americas", "Asia", "Europe", "Oceania"]
  }, {
    type: "dropdown",
    name: "reg_country",
    title: "Select the country...",
    isRequired: true,
    choicesByUrl: {
      url: "https://restcountries.eu/rest/v2/region/{region}",
      valueName: "name"
    }
  }]
  }

]};

window.survey = new Survey.Model(json);


survey.onComplete.add(function(result) {
    document.querySelector('#surveyResult').innerHTML = "result: " + JSON.stringify(result.data);
});


function onAngularComponentInit() {
    Survey.SurveyNG.render("surveyElement", { 
        model: survey 
    });
}
var HelloApp =
    ng.core
        .Component({
            selector: 'ng-app',
            template: '<div id="surveyContainer" class="survey-container contentcontainer codecontainer"><div id="surveyElement"></div></div> '})
        .Class({
            constructor: function() {
            },
            ngOnInit: function() {
                onAngularComponentInit();
            }
    });
document.addEventListener('DOMContentLoaded', function() {
    ng.platformBrowserDynamic.bootstrap(HelloApp);
});


                    
<!DOCTYPE html>
<html>
<head>
    <title>One choice - Dropdown question. Get the choices from a restfull service., Angular2 Survey Library Example</title>
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <script src="https://npmcdn.com/zone.js@0.8.17/dist/zone.js"></script>
    <script src="https://npmcdn.com/core-js/client/shim.min.js"></script>
    <script src="https://npmcdn.com/rxjs@5.0.0-beta.6/bundles/Rx.umd.js"></script>
    <script src="https://npmcdn.com/@angular/core@2.0.0-rc.5/bundles/core.umd.js"></script>
    <script src="https://npmcdn.com/@angular/common@2.0.0-rc.5/bundles/common.umd.js"></script>
    <script src="https://npmcdn.com/@angular/compiler@2.0.0-rc.5/bundles/compiler.umd.js"></script>
    <script src="https://npmcdn.com/@angular/platform-browser@2.0.0-rc.5/bundles/platform-browser.umd.js"></script>
    <script src="https://npmcdn.com/@angular/platform-browser-dynamic@2.0.0-rc.5/bundles/platform-browser-dynamic.umd.js"></script>
<script src="https://surveyjs.azureedge.net/1.0.75/survey.angular.js"></script>
<link href="https://surveyjs.azureedge.net/1.0.75/survey.css" type="text/css" rel="stylesheet" />
    <link rel="stylesheet" href="./index.css">

</head>
<body>
            <ng-app></ng-app>
    <div id="surveyResult"></div>

<script type="text/javascript" src="./index.js"></script>

</body>
</html>

Link to a restufull service:

var q = survey.getQuestionByName('country');
q.choicesByUrl.url = 'http://yourrestfullserviceurl';
q.choicesByUrl.run();

The path to the array of results in the returned json:

var q = survey.getQuestionByName('country');
q.choicesByUrl.path = 'MyPathToTheResult';
q.choicesByUrl.run();

The 'value' element name in the returned json:

var q = survey.getQuestionByName('country');
q.choicesByUrl.valueName = 'thePropertyNameForValue';
q.choicesByUrl.run();

The 'title' element name in the returned json (if empty, the value is used):

var q = survey.getQuestionByName('country');
q.choicesByUrl.titleName = 'thePropertyNameForTitle';
q.choicesByUrl.run();