Matteo Scandolo | d2044a4 | 2017-08-07 16:08:28 -0700 | [diff] [blame] | 1 | |
| 2 | /* |
| 3 | * Copyright 2017-present Open Networking Foundation |
| 4 | |
| 5 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 6 | * you may not use this file except in compliance with the License. |
| 7 | * You may obtain a copy of the License at |
| 8 | |
| 9 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 10 | |
| 11 | * Unless required by applicable law or agreed to in writing, software |
| 12 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 13 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 14 | * See the License for the specific language governing permissions and |
| 15 | * limitations under the License. |
| 16 | */ |
| 17 | |
| 18 | |
Matteo Scandolo | 6bc31bf | 2016-08-29 10:17:31 -0700 | [diff] [blame] | 19 | (function () { |
| 20 | 'use strict'; |
| 21 | |
| 22 | angular.module('xos.mcord-slicing') |
| 23 | .directive('slicingTopo', function(){ |
| 24 | return { |
| 25 | restrict: 'E', |
| 26 | scope: {}, |
| 27 | bindToController: true, |
| 28 | controllerAs: 'vm', |
| 29 | templateUrl: 'templates/slicing-topo.tpl.html', |
Matteo Scandolo | 4d121c2 | 2016-10-31 13:20:31 +0100 | [diff] [blame] | 30 | controller: function($element, SliceGraph, McordSlicingTopo, _, NodePositioner, FormHandler, mCordSlicingIcons){ |
Matteo Scandolo | 6bc31bf | 2016-08-29 10:17:31 -0700 | [diff] [blame] | 31 | |
| 32 | let svg; |
| 33 | let nodes, links; |
| 34 | let nodeGroup, linkGroup, formGroup; |
| 35 | let dragLine, dragStartNode, dragEndNode, selectedLink; |
| 36 | let selectedNode, nodeSiblings; |
| 37 | |
| 38 | var t = d3.transition() |
| 39 | .duration(500); |
| 40 | |
| 41 | this.activeSlices = []; |
| 42 | |
| 43 | const resetDragInfo = () => { |
| 44 | // reset drag nodes |
| 45 | dragStartNode = null; |
| 46 | dragEndNode = null; |
| 47 | |
| 48 | // hide dragLine |
| 49 | dragLine |
| 50 | .classed('hidden', true); |
| 51 | }; |
| 52 | |
| 53 | McordSlicingTopo.query().$promise |
| 54 | .then((topology) => { |
| 55 | NodePositioner.storeEl($element[0]); |
| 56 | handleSvg($element[0]); |
| 57 | SliceGraph.buildGraph(topology); |
| 58 | _nodes = SliceGraph.positionGraph($element[0]); |
| 59 | _links = SliceGraph.getGraphLinks(_nodes); |
| 60 | drawGraph(); |
| 61 | }) |
| 62 | .catch((e) => { |
| 63 | throw new Error(e); |
| 64 | }); |
| 65 | |
| 66 | const handleSvg = (el) => { |
| 67 | this.el = el; |
| 68 | d3.select(el).select('svg').remove(); |
| 69 | |
| 70 | svg = d3.select(el) |
| 71 | .append('svg') |
| 72 | .style('width', `${el.clientWidth}px`) |
| 73 | .style('height', `${el.clientHeight}px`); |
| 74 | |
| 75 | linkGroup = svg.append('g') |
| 76 | .attr({ |
| 77 | class: 'link-group' |
| 78 | }); |
| 79 | |
| 80 | nodeGroup = svg.append('g') |
| 81 | .attr({ |
| 82 | class: 'node-group' |
| 83 | }); |
| 84 | |
| 85 | formGroup = d3.select(el) |
| 86 | .append('div') |
| 87 | .attr({ |
| 88 | class: 'form-container' |
| 89 | }); |
| 90 | |
| 91 | // line displayed when dragging nodes |
| 92 | dragLine = svg.append('svg:path') |
| 93 | .attr('class', 'dragline hidden') |
| 94 | .attr('d', 'M0,0L0,0'); |
| 95 | }; |
| 96 | |
| 97 | const tick = () => { |
Matteo Scandolo | 4d121c2 | 2016-10-31 13:20:31 +0100 | [diff] [blame] | 98 | |
| 99 | // svg.selectAll('.node') |
| 100 | // .attr({ |
| 101 | // y: (n) => { |
| 102 | // console.log(n.y); |
| 103 | // return n.y; |
| 104 | // } |
| 105 | // }); |
| 106 | |
Matteo Scandolo | 6bc31bf | 2016-08-29 10:17:31 -0700 | [diff] [blame] | 107 | svg.selectAll('.link') |
| 108 | .attr('x1', d => d.source.x) |
| 109 | .attr('y1', d => d.source.y) |
| 110 | .attr('x2', d => d.target.x) |
| 111 | .attr('y2', d => d.target.y); |
| 112 | }; |
| 113 | |
| 114 | // prepare the data to show all slices |
| 115 | let _nodes = []; |
| 116 | let _links = []; |
| 117 | |
| 118 | // attach slice details |
| 119 | const attachSliceDetails = n => { |
| 120 | let [newNodes, newLinks] = SliceGraph.getSliceDetail(n); |
| 121 | _nodes = _nodes.concat(newNodes); |
| 122 | _links = _links.concat(newLinks); |
| 123 | drawGraph(); |
| 124 | }; |
| 125 | |
| 126 | // remove slice detail |
| 127 | const removeSliceDetails = sliceId => { |
| 128 | |
| 129 | SliceGraph.removeActiveSlice(sliceId); |
| 130 | |
| 131 | // if the selected node is part of the slice I'm closing |
| 132 | // deselect the node |
| 133 | if(selectedNode && selectedNode.sliceId === sliceId){ |
| 134 | selectedNode = null; |
| 135 | nodeSiblings = null; |
| 136 | } |
| 137 | |
| 138 | // remove control plane nodes related to this slice |
| 139 | _nodes = _.filter(_nodes, n => { |
| 140 | if(n.sliceId === sliceId && (n.plane === 'control' || n.type === 'button')){ |
| 141 | // if I remove the node check that there is no form attached |
| 142 | FormHandler.removeFormByParentNode(n, linkGroup, formGroup); |
| 143 | return false; |
| 144 | } |
| 145 | return true; |
| 146 | }); |
| 147 | |
| 148 | // remove sliceId from data plane element |
| 149 | _nodes = _.map(_nodes, n => { |
| 150 | if(n.sliceId === sliceId){ |
| 151 | delete n.sliceId; |
| 152 | } |
| 153 | return n; |
| 154 | }); |
| 155 | |
| 156 | // remove control plane links related to this slice |
| 157 | _links = _.filter(_links, l => { |
| 158 | if(_.findIndex(_nodes, {id: l.data.source}) === -1){ |
| 159 | return false; |
| 160 | } |
| 161 | if(_.findIndex(_nodes, {id: l.data.target}) === -1){ |
| 162 | return false; |
| 163 | } |
| 164 | return true; |
| 165 | }); |
| 166 | drawGraph(); |
| 167 | }; |
| 168 | |
| 169 | const deleteLink = linkId => { |
| 170 | // TODO |
| 171 | // [ ] delete from graphlib |
| 172 | // [ ] delete from backend |
| 173 | console.log(_links); |
| 174 | _.remove(_links, (l) => { |
| 175 | return l.data.id === linkId; |
| 176 | }); |
| 177 | console.log(_links); |
| 178 | drawGraph(); |
| 179 | }; |
| 180 | |
| 181 | const expandNode = (n) => { |
| 182 | console.log('exp', n); |
| 183 | resetDragInfo(); |
| 184 | const sliceComponents = ['ran-ru', 'ran-cu', 'pgw', 'sgw']; |
| 185 | if(sliceComponents.indexOf(n.type) > -1 && n.plane === 'data' && !n.sliceId){ |
| 186 | attachSliceDetails(n); |
| 187 | } |
| 188 | else if (n.type === 'button'){ |
| 189 | removeSliceDetails(n.sliceId); |
| 190 | } |
| 191 | else if (!n.formAttached && n.model){ |
| 192 | n.formAttached = true; |
| 193 | FormHandler.drawForm(n, linkGroup, formGroup); |
| 194 | } |
| 195 | else if (n.formAttached){ |
| 196 | n.formAttached = false; |
| 197 | FormHandler.removeFormByParentNode(n, linkGroup, formGroup); |
| 198 | } |
| 199 | }; |
| 200 | |
| 201 | const selectNextNode = () => { |
| 202 | if(!selectedNode){ |
| 203 | selectedNode = _nodes[0]; |
| 204 | selectedNode.selected = true; |
| 205 | } |
| 206 | else { |
| 207 | // TODO if no sliceId check only data plane successors |
| 208 | nodeSiblings = SliceGraph.getNodeSuccessors(selectedNode); |
| 209 | |
| 210 | if(nodeSiblings.length === 0){ |
| 211 | return; |
| 212 | }; |
| 213 | // reset current selected node |
| 214 | selectedNode.selected = false; |
| 215 | // find next node |
| 216 | let nextNodeId = _.findIndex(_nodes, {id: nodeSiblings[0].id}); |
| 217 | selectedNode = _nodes[nextNodeId]; |
| 218 | selectedNode.selected = true; |
| 219 | |
| 220 | // NOTE I need to update sibling with successor of the parent |
| 221 | // to enable vertical navigation |
| 222 | let parents = SliceGraph.getNodeSuccessors(selectedNode); |
| 223 | if(parents.lenght > 0){ |
| 224 | nodeSiblings = SliceGraph.getNodePredecessors(parents[0]); |
| 225 | } |
| 226 | else { |
| 227 | nodeSiblings = null; |
| 228 | } |
| 229 | } |
| 230 | drawGraph(); |
| 231 | }; |
| 232 | |
| 233 | const selectPrevNode = () => { |
| 234 | if(!selectedNode){ |
| 235 | selectedNode = _nodes[0]; |
| 236 | selectedNode.selected = true; |
| 237 | } |
| 238 | else { |
| 239 | nodeSiblings = SliceGraph.getNodePredecessors(selectedNode); |
| 240 | |
| 241 | if(nodeSiblings.length === 0){ |
| 242 | return; |
| 243 | }; |
| 244 | // reset current selected node |
| 245 | selectedNode.selected = false; |
| 246 | // find next node |
| 247 | let prev = _.findIndex(_nodes, {id: nodeSiblings[0].id}); |
| 248 | |
| 249 | if(prev < 0){ |
| 250 | prev = _nodes.length - 1; |
| 251 | } |
| 252 | selectedNode = _nodes[prev]; |
| 253 | selectedNode.selected = true; |
| 254 | } |
| 255 | drawGraph(); |
| 256 | }; |
| 257 | |
| 258 | const sortByY = (a, b) => { |
| 259 | if (a.y < b.y) |
| 260 | return 1; |
| 261 | if (a.y > b.y) |
| 262 | return -1; |
| 263 | return 0; |
| 264 | }; |
| 265 | |
| 266 | const getSameTypeNodes = (selectedNode) => { |
| 267 | return _.filter(_nodes, n => { |
| 268 | if(selectedNode.type === 'pgw' && n.type === 'button'){ |
| 269 | return true; |
| 270 | } |
| 271 | if(selectedNode.type === 'button' && n.type === 'pgw'){ |
| 272 | return true; |
| 273 | } |
| 274 | if (selectedNode.type === 'sgw' && n.type === 'mme'){ |
| 275 | return true; |
| 276 | } |
| 277 | if (selectedNode.type === 'mme' && n.type === 'sgw'){ |
| 278 | return true; |
| 279 | } |
| 280 | return n.type === selectedNode.type; |
| 281 | }).sort(sortByY); |
| 282 | }; |
| 283 | |
| 284 | const selectNextSibling = () => { |
| 285 | if(!selectedNode){ |
| 286 | selectedNode = _nodes[0]; |
| 287 | selectedNode.selected = true; |
| 288 | } |
| 289 | else { |
| 290 | // reset current selected node |
| 291 | selectedNode.selected = false; |
| 292 | |
| 293 | // find next node |
| 294 | let sameTypeNodes = getSameTypeNodes(selectedNode); |
| 295 | |
| 296 | let nextSiblingId = _.findIndex(sameTypeNodes, {id: selectedNode.id}) + 1; |
| 297 | if(nextSiblingId === sameTypeNodes.length){ |
| 298 | nextSiblingId = 0; |
| 299 | } |
| 300 | let nextNodeId = _.findIndex(_nodes, {id: sameTypeNodes[nextSiblingId].id}); |
| 301 | selectedNode = _nodes[nextNodeId]; |
| 302 | selectedNode.selected = true; |
| 303 | } |
| 304 | drawGraph(); |
| 305 | }; |
| 306 | |
| 307 | const selectPrevSibling = () => { |
| 308 | if(!selectedNode){ |
| 309 | selectedNode = _nodes[0]; |
| 310 | selectedNode.selected = true; |
| 311 | } |
| 312 | else { |
| 313 | // reset current selected node |
| 314 | selectedNode.selected = false; |
| 315 | |
| 316 | // find next node |
| 317 | let sameTypeNodes = getSameTypeNodes(selectedNode); |
| 318 | |
| 319 | let nextSiblingId = _.findIndex(sameTypeNodes, {id: selectedNode.id}) - 1; |
| 320 | if(nextSiblingId < 0){ |
| 321 | nextSiblingId = sameTypeNodes.length - 1; |
| 322 | } |
| 323 | let nextNodeId = _.findIndex(_nodes, {id: sameTypeNodes[nextSiblingId].id}); |
| 324 | selectedNode = _nodes[nextNodeId]; |
| 325 | selectedNode.selected = true; |
| 326 | } |
| 327 | drawGraph(); |
| 328 | }; |
| 329 | |
| 330 | const drawGraph = () => { |
| 331 | |
| 332 | // svg.selectAll('.node-container').remove(); |
| 333 | // svg.selectAll('.link-container').remove(); |
| 334 | |
| 335 | var force = d3.layout.force() |
| 336 | .nodes(_nodes) |
| 337 | .links(_links) |
| 338 | .charge(-1060) |
| 339 | .gravity(0.1) |
| 340 | .linkDistance(200) |
| 341 | .size([this.el.clientWidth, this.el.clientHeight]) |
| 342 | .on('tick', tick) |
| 343 | .start(); |
| 344 | |
| 345 | links = linkGroup.selectAll('.link-container') |
| 346 | .data(_links, d => d.data.id) |
| 347 | .enter() |
| 348 | .insert('g') |
| 349 | .attr({ |
| 350 | class: 'link-container', |
| 351 | opacity: 0 |
| 352 | }); |
| 353 | |
| 354 | links |
| 355 | .transition(t) |
| 356 | .attr({ |
| 357 | opacity: 1 |
| 358 | }); |
| 359 | |
| 360 | links.insert('line') |
| 361 | .attr('class', d => `link ${d.data.plane}`) |
| 362 | .on('click', function(link ){ |
| 363 | selectedLink = link; |
| 364 | |
| 365 | // deselect all other links |
| 366 | d3.selectAll('.link').classed('selected', false); |
| 367 | |
| 368 | d3.select(this).classed('selected', true); |
| 369 | }); |
| 370 | |
| 371 | nodes = nodeGroup.selectAll('.node') |
| 372 | .data(_nodes, d => d.id) |
| 373 | .attr({ |
| 374 | class: d => `node ${d.plane} ${d.type} ${d.selected ? 'selected': ''}`, |
| 375 | }); |
| 376 | |
| 377 | nodes |
| 378 | .enter() |
| 379 | .append('g') |
| 380 | .attr({ |
| 381 | class: 'node-container', |
| 382 | transform: d => d.transform, |
| 383 | opacity: 0 |
| 384 | }); |
| 385 | |
| 386 | nodes.transition(t) |
| 387 | .attr({ |
| 388 | opacity: 1 |
| 389 | }); |
| 390 | |
| 391 | nodes.append('rect') |
| 392 | .attr({ |
| 393 | class: d => `node ${d.plane} ${d.type} ${d.selected ? 'selected': ''}`, |
| 394 | width: 100, |
| 395 | height: 50, |
| 396 | x: -50, |
| 397 | y: -25 |
| 398 | }); |
| 399 | |
| 400 | nodes.append('text') |
| 401 | .attr({ |
Matteo Scandolo | 4d121c2 | 2016-10-31 13:20:31 +0100 | [diff] [blame] | 402 | 'text-anchor': 'left', |
| 403 | 'alignment-baseline': 'middle', |
| 404 | x: -20 |
Matteo Scandolo | 6bc31bf | 2016-08-29 10:17:31 -0700 | [diff] [blame] | 405 | }) |
Matteo Scandolo | 6bc31bf | 2016-08-29 10:17:31 -0700 | [diff] [blame] | 406 | .text(d => `${d.name}`); |
| 407 | |
| 408 | nodes.on('click', (n) => { |
| 409 | expandNode(n); |
| 410 | }); |
| 411 | |
Matteo Scandolo | 4d121c2 | 2016-10-31 13:20:31 +0100 | [diff] [blame] | 412 | // draw icons |
| 413 | const ues = nodes.filter(n => n.type === 'ue'); |
| 414 | ues.append('path') |
| 415 | .attr({ |
| 416 | d: mCordSlicingIcons.mobile, |
| 417 | class: 'icon', |
| 418 | transform: `translate(-40, -12.5), scale(0.5)` |
| 419 | }); |
| 420 | |
| 421 | const profiles = nodes.filter(n => n.type === 'profile'); |
| 422 | profiles.append('path') |
| 423 | .attr({ |
| 424 | d: mCordSlicingIcons.profile, |
| 425 | class: 'icon', |
| 426 | transform: `translate(-40, -12.5), scale(0.5)` |
| 427 | }); |
| 428 | |
| 429 | const rru = nodes.filter(n => n.type === 'ran-ru'); |
| 430 | rru.append('path') |
| 431 | .attr({ |
| 432 | d: mCordSlicingIcons.rru, |
| 433 | class: 'icon', |
| 434 | transform: `translate(-40, -12.5), scale(0.5)` |
| 435 | }); |
| 436 | |
| 437 | const rcu = nodes.filter(n => n.type === 'ran-cu'); |
| 438 | rcu.append('path') |
| 439 | .attr({ |
| 440 | d: mCordSlicingIcons.rcu, |
| 441 | class: 'icon', |
| 442 | transform: `translate(-40, -12.5), scale(0.5)` |
| 443 | }); |
| 444 | |
| 445 | const sgw = nodes.filter(n => n.type === 'sgw'); |
| 446 | sgw.append('path') |
| 447 | .attr({ |
| 448 | d: mCordSlicingIcons.sgw, |
| 449 | class: 'icon', |
| 450 | transform: `translate(-40, -12.5), scale(0.5)` |
| 451 | }); |
| 452 | |
| 453 | const pgw = nodes.filter(n => n.type === 'pgw'); |
| 454 | pgw.append('path') |
| 455 | .attr({ |
| 456 | d: mCordSlicingIcons.pgw, |
| 457 | class: 'icon', |
| 458 | transform: `translate(-40, -12.5), scale(0.5)` |
| 459 | }); |
| 460 | |
| 461 | const mme = nodes.filter(n => n.type === 'mme'); |
| 462 | mme.append('path') |
| 463 | .attr({ |
| 464 | d: mCordSlicingIcons.mme, |
| 465 | class: 'icon', |
| 466 | transform: `translate(-40, -12.5), scale(0.5)` |
| 467 | }); |
| 468 | |
Matteo Scandolo | 6bc31bf | 2016-08-29 10:17:31 -0700 | [diff] [blame] | 469 | nodes |
| 470 | .on('mousedown', (n) => { |
| 471 | // save a reference to dragStart |
| 472 | dragStartNode = n; |
| 473 | |
| 474 | dragLine |
| 475 | .classed('hidden', false) |
| 476 | .attr('d', 'M' + dragStartNode.x + ',' + dragStartNode.y + 'L' + dragStartNode.x + ',' + dragStartNode.y); |
| 477 | }) |
| 478 | .on('mouseover', (n) => { |
| 479 | if(dragStartNode){ |
| 480 | dragEndNode = n; |
| 481 | } |
| 482 | }); |
| 483 | |
| 484 | svg |
| 485 | .on('mousemove', function(){ |
| 486 | if(!dragStartNode){ |
| 487 | return; |
| 488 | } |
| 489 | dragLine.attr('d', 'M' + dragStartNode.x + ',' + dragStartNode.y + 'L' + d3.mouse(this)[0] + ',' + d3.mouse(this)[1]); |
| 490 | }) |
| 491 | .on('mouseup', () => { |
| 492 | if(!dragStartNode || !dragEndNode){ |
| 493 | resetDragInfo(); |
| 494 | return; |
| 495 | } |
| 496 | |
| 497 | // TODO |
| 498 | // [X] check that I can connect the two nodes |
| 499 | // [X] check link direction |
| 500 | // [ ] save the new link in the BE |
| 501 | |
| 502 | // check that I can connect the 2 nodes |
| 503 | const successorType = SliceGraph.getNodeDataPlaneSuccessors(dragStartNode)[0].type; |
| 504 | if(dragEndNode.type !== successorType){ |
| 505 | resetDragInfo(); |
| 506 | return; |
| 507 | } |
| 508 | |
| 509 | // create the link |
| 510 | _links.push({ |
| 511 | source: dragStartNode, |
| 512 | target: dragEndNode, |
| 513 | data: { |
| 514 | id: `${dragStartNode.id}.${dragEndNode.id}`, |
| 515 | source: dragStartNode.id, |
| 516 | target: dragEndNode.id |
| 517 | } |
| 518 | }); |
| 519 | |
| 520 | // update the graph |
| 521 | // TODO recalculate graph positions |
| 522 | drawGraph(); |
| 523 | |
| 524 | resetDragInfo(); |
| 525 | }); |
| 526 | |
| 527 | // remove exiting nodes |
| 528 | svg.selectAll('.node-container') |
| 529 | .data(_nodes, d => d.id) |
| 530 | .exit() |
| 531 | .transition(t) |
| 532 | .attr({ |
| 533 | opacity: 0 |
| 534 | }) |
| 535 | .remove(); |
| 536 | |
| 537 | // remove exiting links |
| 538 | svg.selectAll('.link-container') |
| 539 | .data(_links, d => d.data.id) |
| 540 | .exit() |
| 541 | .transition(t) |
| 542 | .attr({ |
| 543 | opacity: 0 |
| 544 | }) |
| 545 | .remove(); |
| 546 | }; |
| 547 | |
| 548 | d3.select('body') |
| 549 | .on('keydown', function(){ |
| 550 | // console.log(d3.event.code); |
| 551 | if(d3.event.code === 'Backspace' && selectedLink){ |
| 552 | // delete link |
| 553 | deleteLink(selectedLink.data.id); |
| 554 | } |
| 555 | if(d3.event.code === 'Enter' && selectedNode){ |
| 556 | d3.event.preventDefault(); |
| 557 | expandNode(selectedNode); |
| 558 | } |
| 559 | if(d3.event.code === 'Escape' && selectedNode){ |
| 560 | selectedNode.selected = false; |
| 561 | selectedNode = null; |
| 562 | nodeSiblings = null; |
| 563 | drawGraph(); |
| 564 | } |
| 565 | if(d3.event.code === 'ArrowRight'){ |
| 566 | d3.event.preventDefault(); |
| 567 | selectNextNode(); |
| 568 | } |
| 569 | if(d3.event.code === 'ArrowLeft'){ |
| 570 | d3.event.preventDefault(); |
| 571 | selectPrevNode(); |
| 572 | } |
| 573 | if(d3.event.code === 'ArrowUp'){ |
| 574 | d3.event.preventDefault(); |
| 575 | selectNextSibling(); |
| 576 | } |
| 577 | if(d3.event.code === 'ArrowDown'){ |
| 578 | d3.event.preventDefault(); |
| 579 | selectPrevSibling(); |
| 580 | } |
| 581 | |
| 582 | }); |
| 583 | } |
| 584 | } |
| 585 | }); |
| 586 | })(); |