embedding-sdk-samples/feature_showcase/11_Selection.html at master · ziyuhehe/embedding-sdk-samples · GitHub

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<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8">
    <title></title>
    <script type="text/javascript" src="https://demo.microstrategy.com/MicroStrategyLibrary/javascript/embeddinglib.js"></script>
    <!-- This is for the jsfiddle button. You don't need it in your application.  -->
    <script type="text/javascript" src="js/jsfiddle.js"></script>

  </head>
  <body>

  <div>This example shows how to make selections on visualization programmatically. </div>

  <table class="visualTable">
    <tr>
      <td><button onclick="updateVisuals()">Get Visualizations </button><select id="visualSelector"></select></td>
    </tr>
    <tr>
      <td><button onclick="getElements()">Get Elements </button></td>
    </tr>
    <tr>
        <td><div id="elementPanel"></div>
          Action:
          <select id="actionSelector">
            <option value="replace">replace</option>
            <option value="add">add</option>
            <option value="remove">remove</option>
          </select>
        </td>
    </tr>
    <tr><td><button onclick="applySelection()">Apply </button></td></td></tr>

  </table>


    <div id="mydossier"></div>
    <script type="text/javascript">

      var url = "https://demo.microstrategy.com/MicroStrategyLibrary/app/EC70648611E7A2F962E90080EFD58751/69AF3E7DB548FD6E23C57E9B71DD966B"

      selectedAttribute = new Set()

      document.addEventListener("DOMContentLoaded", function(){

        var container = document.getElementById("mydossier")
        //This page has multiple visualizations

        microstrategy.dossier.create({
            url: url,
            enableResponsive: true,
            placeholder: container,
            containerHeight: '800px',
            enableCollaboration: false,
            dockedTOC: {
                canClose: true,
                dockChangeable: false,
                isDocked:false
            },
            navigationBar: {
                enabled: false
            }
        }).then((dossier) => {
          d = dossier
          d.registerEventHandler(microstrategy.dossier.EventType.ON_PAGE_SWITCHED, reset)
          d.registerEventHandler(microstrategy.dossier.EventType.ON_PAGE_LOADED, reset)

        })
      })

      reset = function() {
        resetVisualSelector()
        resetElementSelector()
        selectedAttribute = new Set()
      }

      resetVisualSelector = function() {
        let s = document.getElementById("visualSelector")
        while (s.firstChild) {
            s.removeChild(s.lastChild)
        }
      }

      updateVisuals = function () {

        d.getCurrentPageVisualizationList().then((visuals) => {

          resetVisualSelector()
          let s = document.getElementById("visualSelector")

          for (visual of visuals) {

              let o = document.createElement("option")
              o.value = visual.key
              o.innerText = visual.name
              s.appendChild(o)
          }
        })
      }

      resetElementSelector = function() {
        let elementPanel = document.getElementById("elementPanel")
        while (elementPanel.firstChild) {
          elementPanel.removeChild(elementPanel.lastChild)
        }
      }

      getElements = function() {

        let visualSelector = document.getElementById("visualSelector")
        let key = visualSelector.selectedOptions[0].value

        d.getAvailableElements(key).then(availableElements => {

          attrElements = availableElements
          resetElementSelector()
          let elementPanel = document.getElementById("elementPanel")
          for (attributeSelector of availableElements) {
              let attr = attributeSelector.attribute
              let elements = attributeSelector.elements

              let nameSpan = document.createElement("span")
              nameSpan.innerText = attr.name+" "
              elementPanel.appendChild(nameSpan)
              let s = document.createElement("select")
              s.setAttribute("id", attr.id)
              s.setAttribute("multiple", "true")
              for (item of elements) {
                  let o = document.createElement("option")
                  o.value = item.name
                  o.id = item.id
                  o.innerText = item.name
                  s.appendChild(o)
              }
              elementPanel.appendChild(s)

              let checkbox = document.createElement("input")
              checkbox.setAttribute("type", "checkbox")
              checkbox.setAttribute("attrID", attr.id)
              checkbox.setAttribute("onchange", "selectAttr(this)")
              elementPanel.appendChild(checkbox)

          }
        }).catch(error => {

        })

      }

      selectAttr = function(input) {
        let attrID = input.getAttribute("attrID")
        if (input.checked) {
          selectedAttribute.add(attrID)
        } else {
          selectedAttribute.delete(attrID)
        }
      }

      applySelection = function() {

        let visualSelector = document.getElementById("visualSelector")
        let key = visualSelector.selectedOptions[0].value
        let action = document.getElementById("actionSelector").value
        let attributeElements = []

        //Listen to specific visualization
        d.registerGraphicsSelectEventHandlerToViz(key, (selectedElements)=> {
          //console.log("GraphicsSelectEventHandlerToViz", key, selectedElements)
        })

        for (attr of attrElements) {
          let attrID = attr.attribute.id
          if (selectedAttribute.has(attrID)) {
            let elementSelector = document.getElementById(attrID)
            let attribute = { "id": attrID}
            let elements = []
            for (o of elementSelector.selectedOptions) {
              elements.push({"id": o.id})
            }
            attributeElements.push({attribute,elements})
          }
        }
        let obj = {
          "vizKey": key,
          "action": action,
          "selection": {
            attributeElements
          }
        }
        // console.log(obj)
        d.selectVizElement(obj).then(selection => {
          //console.log(selection)
        })

      }

    </script>
  </body>
</html>