Bottom node selection menu and some refactoring, re-styling

Author: nikitaeverywhere

package.json

@@ -1,6 +1,6 @@
 {
   "name": "iknow-entity-browser",
-  "version": "0.0.5",
+  "version": "0.0.6",
   "description": "Visualizer for iKnow entities",
   "main": "gulpfile.babel.js",
   "scripts": {

src/static/index.html

@@ -36,6 +36,19 @@ <h1>Selected Nodes</h1>
             </div>
         </div>
     </div>
+    <div id="nodeDetails">
+        <div class="header">
+            <div class="icons">
+                <i id="nodeDetailsToggle" class="icon-th-list disabled"></i>
+            </div>
+            <div class="text">Please, select a node.</div>
+        </div>
+        <div class="content">
+            <h1>WELCOME</h1>
+            <h3>THIS IS A GAME</h3>
+            <h5>TEST GAME!</h5>
+        </div>
+    </div>
 </div>
 </body>
 </html>

src/static/js/details/index.js

@@ -0,0 +1,41 @@
+import * as model from "../model";
+import { onSelectionUpdate } from "../selection";
+
+let selectedNode = null;
+
+onSelectionUpdate((selection) => {
+
+    d3.select("#nodeDetailsToggle").classed("disabled", selection.length !== 1);
+    selectedNode = selection.length === 1 ? selection[0] : null;
+    updateHeader();
+
+});
+
+function updateHeader () {
+
+    d3.select("#nodeDetails .header .text").text(
+        selectedNode
+            ? `Node "${ selectedNode.label }" (${ selectedNode.type }) selected.`
+            : "Please, select one node."
+    );
+
+    if (!selectedNode) {
+        d3.select("#nodeDetails").classed("active", model.uiState.detailsToggled = false);
+    }
+
+}
+
+export function init () {
+
+    d3.select("#nodeDetailsToggle")
+        .data([model.uiState])
+        .on("click", function (d) {
+            if (!selectedNode)
+                return;
+            d.detailsToggled = !d.detailsToggled;
+            d3.select("#nodeDetails").classed("active", d.detailsToggled);
+        });
+
+    updateHeader();
+
+}

src/static/js/graph/index.js

@@ -1,5 +1,6 @@
 import { updateSelectedNodes } from "../tabular";
 import { getGraphData } from "../model";
+import { updateSelection } from "../selection";
 
 export function update () {
 
@@ -75,7 +76,7 @@ export function update () {
                 node.classed("selected", (p) => p.selected = p.previouslySelected = false)
             }
             d3.select(this).classed("selected", d.selected = !d.selected); // (!prevSel)
-            updateSelectedNodes();
+            updateSelection();
         });
 
     var circle = node.append("circle")
@@ -116,7 +117,7 @@ export function update () {
             if (!d3.event.sourceEvent) return;
             setTimeout(() => {
                 brush.call(brusher.move, null);
-                updateSelectedNodes();
+                updateSelection();
             }, 25);
         });
 

src/static/js/index.js

@@ -1,9 +1,11 @@
 import { update } from "./graph";
 import * as tabular from "./tabular";
+import * as details from "./details";
 
 window.init = () => {
 
     update();
     tabular.init();
+    details.init();
 
 };

src/static/js/model/index.js

@@ -12,5 +12,6 @@ export function getGraphData () {
 }
 
 export var uiState = {
-    tableToggled: false
+    tabularToggled: false,
+    detailsToggled: false
 };

src/static/js/selection.js

@@ -0,0 +1,28 @@
+import * as model from "./model";
+
+let selection = [],
+    callbacks = [];
+
+export function updateSelection () {
+
+    selection = model.getGraphData().nodes.filter(node => !!node.selected);
+
+    callbacks.forEach(c => c(selection));
+
+}
+
+/**
+ * The callback is invoked when selection changes.
+ * @param {selectionCallback} callback
+ */
+export function onSelectionUpdate (callback) {
+
+    callbacks.push(callback);
+
+}
+
+/**
+ * This callback is invoked when selection changes.
+ * @callback selectionCallback
+ * @param {*[]} nodes - Currently selected nodes.
+ */

src/static/js/tabular/index.js

@@ -1,12 +1,13 @@
 import { csv } from "./export";
 import * as model from "../model";
+import { onSelectionUpdate, updateSelection } from "../selection";
 
 var graph;
 
-export function updateSelectedNodes () {
-    if (!model.uiState.tableToggled)
+onSelectionUpdate((selection) => {
+    if (!model.uiState.tabularToggled)
         return;
-    let data = graph.nodes.filter(node => !!node.selected).sort((a, b) =>
+    let data = selection.sort((a, b) =>
             a.entities[0].score > b.entities[0].score ? -1 : 1
         ),
         table = document.querySelector("#table table tbody");
@@ -20,7 +21,7 @@ export function updateSelectedNodes () {
         row.insertCell(3).textContent = node.entities[0].frequency;
         row.insertCell(4).textContent = node.entities[0].spread;
     }
-}
+});
 
 export function init () {
 
@@ -29,10 +30,10 @@ export function init () {
     d3.select("#tableToggle")
         .data([model.uiState])
         .on("click", function (d) {
-            d.tableToggled = !d.tableToggled;
-            d3.select(this).classed("toggled", d.tableToggled);
-            d3.select("#table").classed("active", d.tableToggled);
-            updateSelectedNodes();
+            d.tabularToggled = !d.tabularToggled;
+            d3.select(this).classed("toggled", d.tabularToggled);
+            d3.select("#table").classed("active", d.tabularToggled);
+            updateSelection();
         });
 
     d3.select("#exportCSV").on("click", () => {

src/static/scss/const.scss

@@ -1,5 +1,5 @@
 $defaultTransition: all .3s ease;
 $defaultPadding: 10px;
-$defaultShadow: 0 1px 2px gray;
+$defaultShadow: 0 0 2px gray;
 
 $colorA: #02ad8b;

src/static/scss/icons-all.scss

@@ -11,6 +11,10 @@
         color: $colorA;
         &:hover { color: black; }
     }
+    &.disabled {
+        color: gray;
+        &:hover { color: gray; }
+    }
 }
 
 .uiIconGroup {