[ONOS-4159] PCE Web GUI implementation

Change-Id: Idcad25df8b2eb947d4829232822f0e2e5b5af7a8
diff --git a/apps/pce/pceweb/src/main/resources/app/view/pcewebTopov/pcewebTopov.css b/apps/pce/pceweb/src/main/resources/app/view/pcewebTopov/pcewebTopov.css
new file mode 100644
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+++ b/apps/pce/pceweb/src/main/resources/app/view/pcewebTopov/pcewebTopov.css
@@ -0,0 +1 @@
+/* css for sample app topology overlay  */
\ No newline at end of file
diff --git a/apps/pce/pceweb/src/main/resources/app/view/pcewebTopov/pcewebTopov.html b/apps/pce/pceweb/src/main/resources/app/view/pcewebTopov/pcewebTopov.html
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+++ b/apps/pce/pceweb/src/main/resources/app/view/pcewebTopov/pcewebTopov.html
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+<!-- partial HTML -->
+<div id="ov-pceweb-topov">
+    <p>This is a hidden view .. just a placeholder to house the javascript</p>
+</div>
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
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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
+
+            };
+        }]);
+}());
diff --git a/apps/pce/pceweb/src/main/resources/app/view/pcewebTopov/pcewebTopovOverlay.js b/apps/pce/pceweb/src/main/resources/app/view/pcewebTopov/pcewebTopovOverlay.js
new file mode 100644
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--- /dev/null
+++ b/apps/pce/pceweb/src/main/resources/app/view/pcewebTopov/pcewebTopovOverlay.js
@@ -0,0 +1,168 @@
+/*
+ * 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 web topology overlay - client side
+//
+// This is the glue that binds our business logic (in pcewebTopovDemo.js)
+// to the overlay framework.
+
+(function () {
+    'use strict';
+
+    // injected refs
+    var $log, tov, pps;
+
+    // internal state should be kept in the service module (not here)
+    var selection;
+    // our overlay definition
+    var overlay = {
+        // NOTE: this must match the ID defined in AppUiTopovOverlay
+        overlayId: 'PCE-web-overlay',
+        glyphId: 'topo',
+        tooltip: 'PCE web Topo Overlay',
+
+
+        activate: function () {
+            $log.debug("PCE web topology overlay ACTIVATED");
+        },
+        deactivate: function () {
+            pps.clear();
+            $log.debug("PCE web topology overlay DEACTIVATED");
+        },
+
+        // These glyphs get installed using the overlayId as a prefix.
+        // e.g. 'src' is installed as 'PCE-web-overlay-src'
+        // They can be referenced (from this overlay) as '*src'
+        // That is, the '*' prefix stands in for 'PCE-web-overlay-'
+        glyphs: {
+            src: {
+                vb: '0 0 110 110',
+                d: 'M28.7,59.3 M14.9,53 M8.7,39 M32.4,92.5H25l-0.2-3.6' +
+                'c-0.5-9-5.4-23.9-12.9-33.5c-5.2-6.6-7-12.8-7-16.3c0-13.3,10.7-24,23.8-24c13.1,0,23.8,10.8,23.8,24c0,3.5-1.8,9.7-7,16.3' +
+                'C38,65,33.1,80,32.6,88.9L32.4,92.5z M27.9,89.5h1.7l0-0.7c0.5-9.4,5.7-25.2,13.5-35.2c4.7-6,6.4-11.4,6.4-14.5' +
+                'c0-11.6-9.3-21-20.8-21C17.3,18,7.9,27.5,7.9,39c0,3,1.7,8.4,6.4,14.5c7.9,10.1,13.1,25.8,13.5,35.2L27.9,89.5z M28.7,83.2' +
+                'M28.6,29.8c-4.7,0-8.5,3.8-8.5,8.5c0,4.7,3.8,8.5,8.5,8.5s8.5-3.8,8.5-8.5C37.1,33.6,33.3,29.8,28.6,29.8z M89.6,47 M89.6,29.5' +
+                'c-0.1,3.1-0.1,12.8,0,17c0.1,4.2,14.1-5.5,13.9-8.5C103.4,35.1,89.6,25.6,89.6,29.5z M51,38.1L89.5,38 M89.5,39.5l0-3L51,36.5l0,3' +
+                'L89.5,39.5z'
+            },
+            dst: {
+                vb: '0 0 110 110',
+                d: 'M80.3,59.8 M85.8,92.5h-7.2L78.4,89c-0.4-8.8-5.2-23.6-12.3-33' +
+                'c-4.9-6.5-6.7-12.5-6.7-16c0-13,10.2-23.7,22.7-23.7c12.5,0,22.7,10.6,22.7,23.7c0,3.5-1.8,9.5-6.7,16C91.2,65.4,86.4,80.1,86,89' +
+                'L85.8,92.5z M81.4,89.5H83l0-0.7c0.5-9.3,5.4-24.8,12.9-34.7c4.5-5.9,6.1-11.2,6.1-14.2c0-11.4-8.9-20.7-19.8-20.7' +
+                'c-10.9,0-19.8,9.3-19.8,20.7c0,3,1.6,8.3,6.1,14.2C76,64,80.9,79.5,81.4,88.8L81.4,89.5z M82.1,30.8c-4.5,0-8.1,3.7-8.1,8.4' +
+                's3.6,8.4,8.1,8.4c4.5,0,8.1-3.7,8.1-8.4S86.6,30.8,82.1,30.8z M47.2,47.5 M45.2,30.8c-0.1,3.1-0.1,12.6,0,16.7' +
+                'c0.1,4.1,13.4-5.4,13.3-8.4C58.4,36.2,45.2,26.9,45.2,30.8z M45.2,39.1L6.7,39.2 M45.2,40.6l0-3L6.7,37.7l0,3L45.2,40.6z'
+            },
+            jp: {
+                vb: '0 0 110 110',
+                d: 'M84.3,89.3L58.9,64.2l-1.4,1.4L83,90.7L84.3,89.3z M27,7.6H7.4v19.2H27V7.6z' +
+                'M59.3,47.1H39.8v19.2h19.5V47.1z M102.1,79.5H82.6v19.2h19.5V79.5z M41.7,47.6L19,25.1l-1.2,1.2l22.7,22.5L41.7,47.6z'
+            },
+        },
+
+       // detail panel button definitions
+        buttons: {
+            src: {
+                gid: '*src',
+                tt: 'Set source node',
+                cb: function (data) {
+                    $log.debug('Set src action invoked with data:', data);
+                    pps.setSrc(selection);
+                }
+            },
+            dst: {
+                gid: '*dst',
+                tt: 'Set destination node',
+                cb: function (data) {
+                    $log.debug('Set dst action invoked with data:', data);
+                    pps.setDst(selection);
+                }
+            }
+        },
+        // Key bindings for PCE web overlay buttons
+        // NOTE: fully qual. button ID is derived from overlay-id and key-name
+        keyBindings: {
+            openBracket: {
+                cb: function () {
+                    pps.setSrc(selection);
+                },
+                tt: 'Set source node',
+                gid: '*src'
+            },
+            closeBracket: {
+                cb: function () {
+                    pps.setDst(selection);
+                },
+                tt: 'Set destination node',
+                gid: '*dst'
+            },
+            1: {
+                cb: function () {
+                    pps.setMode("shortest");
+                },
+                tt: 'Select constraints for LSP',
+                gid: '*jp'
+            },
+            0: {
+                cb: function () {
+                    pps.clear();
+                },
+                tt: 'Clear source and destination',
+                gid: 'xMark'
+            },
+
+            _keyOrder: [
+                'openBracket', 'closeBracket', '1', '0'
+            ]
+        },
+        hooks: {
+            // hook for handling escape key
+            // Must return true to consume ESC, false otherwise.
+           escape: function () {
+                selectionCallback();
+                pps.setSrc();
+                pps.setDst();
+                return true;
+            },
+
+            // hooks for when the selection changes...
+            empty: function () {
+                selectionCallback();
+            },
+            single: function (data) {
+                selectionCallback(data);
+            }
+        }
+    };
+
+    function selectionCallback(d) {
+        $log.debug('Selection callback', d);
+        selection = d;
+    }
+
+    // invoke code to register with the overlay service
+    angular.module('ovPcewebTopov')
+        .run(['$log', 'TopoOverlayService', 'PcewebTopovDemoService',
+
+        function (_$log_, _tov_, _pps_) {
+            $log = _$log_;
+            tov = _tov_;
+            pps = _pps_;
+            tov.register(overlay);
+        }]);
+
+}());
diff --git a/apps/pce/pceweb/src/main/resources/pcewebTopov/css.html b/apps/pce/pceweb/src/main/resources/pcewebTopov/css.html
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+++ b/apps/pce/pceweb/src/main/resources/pcewebTopov/css.html
@@ -0,0 +1 @@
+<link rel="stylesheet" href="app/view/pcewebTopov/pcewebTopov.css">
\ No newline at end of file
diff --git a/apps/pce/pceweb/src/main/resources/pcewebTopov/js.html b/apps/pce/pceweb/src/main/resources/pcewebTopov/js.html
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--- /dev/null
+++ b/apps/pce/pceweb/src/main/resources/pcewebTopov/js.html
@@ -0,0 +1,2 @@
+<script src="app/view/pcewebTopov/pcewebTopovDemo.js"></script>
+<script src="app/view/pcewebTopov/pcewebTopovOverlay.js"></script>