[ONOS-4159] PCE Web GUI implementation

Change-Id: Idcad25df8b2eb947d4829232822f0e2e5b5af7a8
diff --git a/apps/pce/pceweb/src/main/resources/app/view/pcewebTopov/pcewebTopovDemo.js b/apps/pce/pceweb/src/main/resources/app/view/pcewebTopov/pcewebTopovDemo.js
new file mode 100644
index 0000000..096f872
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+++ b/apps/pce/pceweb/src/main/resources/app/view/pcewebTopov/pcewebTopovDemo.js
@@ -0,0 +1,234 @@
+/*
+ * Copyright 2016-present Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/*PCE topology overlay web application implementation.*/
+
+(function () {
+    'use strict';
+
+    // injected refs
+    var $log, fs, flash, wss, tps, ns, tds, ds;
+
+   // constants
+    var srcMessage = 'pceTopovSetSrc',
+        dstMessage = 'pceTopovSetDst',
+        clearMessage = 'pceTopovClear',
+        setModemsg =  'pceTopovSetMode',
+        L3dev = 'requestIpDevDetails';
+    // internal state
+    var currentMode = null;
+
+    // === ---------------------------
+    // === Helper functions
+
+    // === ---------------------------
+    // === Main API functions
+
+    function setSrc(node) {
+        wss.sendEvent(srcMessage, {
+            id: node.id,
+            type: node.type
+        });
+        flash.flash('Source node: ' + node.id);
+    }
+
+    function setDst(node) {
+        wss.sendEvent(dstMessage, {
+            id: node.id,
+            type: node.type
+        });
+        flash.flash('Destination node: ' + node.id);
+    }
+
+    function clear() {
+        wss.sendEvent(clearMessage);
+        flash.flash('Cleared source and destination');
+    }
+
+    function dOk() {
+        var bandWidth = d3.select('#band-width-box').property("checked");
+        var bandValue = null;
+        var bandType = null;
+
+        if (bandWidth) {
+
+            bandValue = d3.select('#band-width-value').property("value");
+
+            if (d3.select("#band-kpbs-val").property("checked")) {
+                bandType = 'kbps';
+            } else if (d3.select('#band-mpbs-val').property("checked")) {
+                bandType = 'mbps';
+            }
+        }
+
+        var costType = d3.select('#pce-cost-type').property("checked");
+        var costTypeVal = null;
+
+        if (costType) {
+
+            if (d3.select("#pce-cost-type-igp").property("checked")) {
+                costTypeVal = 'igp';
+            } else if (d3.select('#pce-cost-type-te').property("checked")) {
+               costTypeVal = 'te';
+            }
+       }
+
+       var lspType = d3.select('#pce-lsp-type').property("checked");
+       var lspTypeVal = null;
+
+       if (lspType) {
+
+           if (d3.select("#pce-lsp-type-cr").property("checked")) {
+               lspTypeVal = 'cr';
+           } else if (d3.select('#pce-lsp-type-srbe').property("checked")) {
+               lspTypeVal = 'srbe';
+           } else if (d3.select('#pce-lsp-type-srte').property("checked")) {
+               lspTypeVal = 'srte';
+           }
+       }
+
+         //TBD: Read the user inputs and need to send the event for calculating the path based on constrainsts.
+         // TBD: Need to read IGP cost type and LSP type.
+         //wss.sendEvent(setModemsg);
+         //flash.flash('creat path message');
+
+       $log.debug('Dialog OK button clicked');
+    }
+
+    function dClose() {
+        $log.debug('Dialog Close button clicked (or Esc pressed)');
+    }
+
+    function createUserText() {
+        var content = ds.createDiv();
+        var form = content.append('form');
+        var p = form.append('p');
+
+        //Add the bandwidth related inputs.
+        p.append('input').attr({
+            id: 'band-width-box',
+            type: 'checkbox',
+            name: 'band-width-name'
+        });
+        p.append('span').text('Band Width');
+        p.append('br');
+        p.append('input').attr({
+            id: 'band-width-value',
+            type: 'number',
+            name: 'band-width-value-name'
+        });
+        p.append('input').attr({
+            id: 'band-kpbs-val',
+            type: 'radio',
+            name: 'pce-band-type'
+        });
+        p.append('span').text('kpbs');
+        p.append('input').attr({
+            id: 'band-mpbs-val',
+            type: 'radio',
+            name: 'pce-band-type'
+        });
+        p.append('span').text('mpbs');
+        p.append('br');
+
+        //Add the cost type related inputs.
+        p.append('input').attr({
+            id: 'pce-cost-type',
+            type: 'checkbox',
+            name: 'pce-cost-type-name'
+        });
+        p.append('span').text('Cost Type');
+        p.append('br');
+        p.append('input').attr({
+            id: 'pce-cost-type-igp',
+            type: 'radio',
+            name: 'pce-cost-type-valname'
+        });
+        p.append('span').text('IGP');
+        p.append('input').attr({
+            id: 'pce-cost-type-te',
+            type: 'radio',
+            name: 'pce-cost-type-valname'
+        });
+        p.append('span').text('TE');
+        p.append('br');
+
+        //Add the LSP type related inputs.
+        p.append('input').attr({
+            id: 'pce-lsp-type',
+            type: 'checkbox',
+            name: 'pce-lsp-type-name'
+        });
+        p.append('span').text('Lsp Type');
+        p.append('br');
+        p.append('input').attr({
+            id: 'pce-lsp-type-cr',
+            type: 'radio',
+            name: 'pce-lsp-type-valname'
+        });
+        p.append('span').text('CR');
+        p.append('input').attr({
+            id: 'pce-lsp-type-srbe',
+            type: 'radio',
+            name: 'pce-lsp-type-valname'
+        });
+        p.append('span').text('SR BE');
+        p.append('input').attr({
+            id: 'pce-lsp-type-srte',
+            type: 'radio',
+            name: 'pce-lsp-type-valname'
+        });
+        p.append('span').text('SR TE');
+
+        return content;
+    }
+
+    function setMode() {
+        tds.openDialog()
+        .setTitle('constraints user')
+        .addContent(createUserText())
+        .addOk(dOk, 'OK')
+        .addCancel(dClose, 'Close')
+        .bindKeys();
+    }
+
+    // === ---------------------------
+    // === Module Factory Definition
+
+    angular.module('ovPcewebTopov', [])
+        .factory('PcewebTopovDemoService',
+        ['$log', 'FnService', 'FlashService', 'WebSocketService',
+        'TopoPanelService', 'NavService', 'TopoDialogService', 'DialogService',
+
+        function (_$log_, _fs_, _flash_, _wss_, _tps_, _ns_,_tds_, _ds_) {
+            $log = _$log_;
+            fs = _fs_;
+            flash = _flash_;
+            wss = _wss_;
+            tps = _tps_;
+            ns = _ns_;
+            tds = _tds_;
+            ds = _ds_;
+
+            return {
+                setSrc: setSrc,
+                setDst: setDst,
+                clear: clear,
+                setMode: setMode
+
+            };
+        }]);
+}());