STEINNI
406 lines
16 KiB
JavaScript
406 lines
16 KiB
JavaScript
/**
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* n00014p5
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*/
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class DataExplorerView extends EICDomContent {
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options = {
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entity: {
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width: 140,
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height: 70,
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gap: 20,
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dragging: false,
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current: null
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},
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map: {
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position: { x: 0, y: 0 },
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size: { width: 0, height: 0 },
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dragging: false,
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},
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scale: {
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current: 1.0,
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factor: 0.085,
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min: 0.5,
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max: 4
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},
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guides: true
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}
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filtersList = [];
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DOMContentLoaded(options) {
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for(let model in options.models) this[model] = options.models[model];
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this.components = ui.eicfy(this.el);
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this.q = this.components.find(c => c.el.name == 'q');
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this.q.onQuery = this.onQuery.bind(this);
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this.attributes = this.components.find(c => c.el.name == 'attributes');
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this.attributes.activeEditor = DataExplorerFilter;
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this.attributes.onEditorOpened = this.fillFilters.bind(this);
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this.attributes.el.addEventListener( 'change' , this.onQuery.bind(this));
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this.results = this.find('.results');
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this.viewboxPosition = {x: 0, y: 0};
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this.map = this.find('.results svg');
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this.map.addEventListener('wheel', this.onMapScroll.bind(this));
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this.map.addEventListener('mousedown', this.onMapDragStart.bind(this));
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this.map.addEventListener('mousemove', this.onMapDragMove.bind(this));
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this.mouseUpHandler = this.onMapDragStop.bind(this);
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this.entityUpHandler = this.onEntityDragStop.bind(this);
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// observe map viewport resizing
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new ResizeObserver(this.onMapResize.bind(this)).observe(this.find('.results '))
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this.ml.filters().then(payload => { this.filtersList = payload; })
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}
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clearMap() {
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this.map.innerHTML = '';
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this.entities = [];
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}
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clearDetail() { this.find('.detail').innerHTML = ''; }
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fillFilters(editor) {
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let select = editor.el.querySelector('select');
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for(let field of this.filtersList) {
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let option = ui.create(`<option value="${field.name}">${field.name}</option>`)
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select.append(option)
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}
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}
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fillMap(data) {
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this.clearMap();
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this.clearDetail();
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this.viewboxSize = {
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x: this.find('.results').clientWidth,
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y: this.find('.results').clientHeight
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};
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this.viewboxStartPosition = {x: 0, y: 0};
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this.options.map.dragging = false;
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for(let entity of data.entities) this.addEntity(entity);
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for(let relation of data.relations) this.addRelation(relation);
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this.reorderMap();
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}
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addEntity(entity) {
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const width = this.options.entity.width;
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const height = this.options.entity.height;
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const gap = this.options.entity.gap;
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let template = this.ml.getType(entity._entity_type);
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let index = this.entities.length;
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let content = ui.create(
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`<svg class="entity" x="${gap + (width + gap) * index}" y="30" width="${width}" text-anchor="middle" data-id="${entity.id}">
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<rect class="bg" width="${width}" height="${height}" x="2" y="5" rx="10"></rect>
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<text class="icon" x="${width / 2}" y="32">${template.icon}</text>
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<text class="title" x="${width / 2}" y="50">${entity._entity_label}</text>
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<text class="type" x="${width / 2}" y="65">${template.label}</text>
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</svg>`
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);
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content.addEventListener('click', this.onEntitySelect.bind(this));
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content.addEventListener('mousedown', this.onEntityDragStart.bind(this));
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content.addEventListener('mousemove', this.onEntityMove.bind(this));
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this.entities.push({ el: content, data: entity, lines: [] });
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this.map.append(content);
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}
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addRelation(relation) {
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let o1 = this.entities.find(item => item.data.id == relation.source);
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let o2 = this.entities.find(item => item.data.id == relation.target);
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if(!o1 || !o2) return;
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let line = ui.create(
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`<svg><line class="relation"
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x1="${o1.el.getAttribute('x')}" y1="${o1.el.getAttribute('y')}"
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x2="${o2.el.getAttribute('x')}" y2="${o2.el.getAttribute('y')}"
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data-source="${o1.data.id}" data-target="${o2.data.id}" /></svg>`
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).querySelector('line');
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this.map.prepend(line);
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o1.lines.push(line)
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o2.lines.push(line)
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}
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reorderMap() {
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let a = (Math.PI * 2) / this.entities.length;
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let r = (this.options.entity.width) * Math.log(this.entities.length);
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let i = 0;
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let center = { x: this.viewboxSize.x / 2, y: this.viewboxSize.y / 2 }
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for(let entity of this.entities) {
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let pos = {
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x: center.x + (Math.cos(a * i - Math.PI * .5) * r) - (this.options.entity.width / 2),
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y: center.y + (Math.sin(a * i - Math.PI * .5) * r) - (this.options.entity.height / 2)
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}
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entity.el.setAttribute('x', pos.x)
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entity.el.setAttribute('y', pos.y)
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for(let line of entity.lines) {
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if(line.getAttribute("data-source") == entity.data.id) {
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line.setAttribute("x1", pos.x + (this.options.entity.width / 2));
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line.setAttribute("y1", pos.y + (this.options.entity.height / 2));
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} else {
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line.setAttribute("x2", pos.x + (this.options.entity.width / 2));
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line.setAttribute("y2", pos.y + (this.options.entity.height / 2));
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}
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}
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i++;
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}
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if(this.entities.length > 0 && this.options.guides) {
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let guide = ui.create(`<svg><circle stroke="#888" fill="none" stroke-width="1" stroke-dasharray="5,5" cx="${center.x}" cy="${center.y}" r="${r}" /></svg>`)
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this.map.prepend(guide.querySelector('circle'));
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}
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}
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setEntityDetail(entity) {
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let template = this.ml.getType(entity._entity_type);
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let el = ui.create(`<article eiccard primary>
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<header><h1>${entity._entity_label}</h1><h2 small>${template.label}</h2></header>
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<section>
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<div eicdatagrid footer="hidden"></div>
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</section>
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<footer></footer>
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</article>`);
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let footer = el.querySelector('footer');
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let props = new DataGrid(el.querySelector('[eicdatagrid]'), {
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headers: [
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{label: 'property', filter:'text'},
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{label: 'value', filter:'text'},
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],
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height: '270px'
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});
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this.setEntityProp(props, entity, 'id', null, entity._entity_type)
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for(let prop in entity.data) {
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//if(['_entity_type', '_entity_label'].indexOf(prop) == -1) {
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this.setEntityProp(props, entity.data, prop, null, entity._entity_type)
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//}
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}
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let lines = this.entities.find(item => item.data.id == entity.id).lines;
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if(lines.length > 0) {
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footer.append(ui.create(`<div xsmall>Relates locally to:</small>`))
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let ul = ui.create(`<ul bulleted small></ul>`)
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footer.append(ul);
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for(let line of lines) {
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let other = this.entities.find(item => (item.data.id == line.getAttribute('data-target') && line.getAttribute('data-source') == entity.id) || (item.data.id == line.getAttribute('data-source') && line.getAttribute('data-target') == entity.id))
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let template = this.ml.getType(other.data._entity_type);
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let li = ui.create(`<li data-id="${other.data.id}"><a href="#">${other.data._entity_label} (${template.label})</a></li>`);
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li.addEventListener('click', this.onEntitySelect.bind(this))
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ul.append(li)
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}
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}
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this.clearDetail();
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this.find('.detail').append(el);
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}
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setEntityProp(table, parent, prop, prefix, type) {
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if(typeof parent[prop] !== 'object') {
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let allowSearch = ['id', 'email', 'euLogin', 'pic'].indexOf(prop) != -1;
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let value = allowSearch ?
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`<a data-query="${type}:${prop}:${parent[prop]}" href="#">${parent[prop]}</a>` :
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parent[prop];
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let row = table.addRow('', [ (prefix ? prefix + '.': '') + prop, value ]);
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if(allowSearch) {
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row.querySelector('.cell:nth-child(3) a').addEventListener('click', this.onQueryEntity.bind(this))
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}
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} else {
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for(let subprop in parent[prop])
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this.setEntityProp(table,parent[prop], subprop, (prefix ? prefix + '.': '') + prop, type)
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}
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}
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onQuery(event) {
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if(this.q.value.trim() == '' && this.attributes.value.length == 0) return;
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let query = { freeText: this.q.value }
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this.attributes.value.map(val => {
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let parts = val.split('=');
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if(parts.length > 1) query[parts[0]] = parts[1];
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})
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this.ml.search(query).then( this.fillMap.bind(this));
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}
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onQueryEntity(event) {
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event.stopPropagation();
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event.preventDefault();
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this.q.value = event.currentTarget.dataset.query;
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this.onQuery(event);
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}
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onEntityDragStart(event) {
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event.stopPropagation();
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event.preventDefault();
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this.options.entity.current = event.currentTarget
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this.mouseStartPosition = { x: event.pageX, y: event.pageY }
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this.entityStartPosition = { x: Number.parseFloat(this.options.entity.current.getAttribute("x")), y: Number.parseFloat(this.options.entity.current.getAttribute("y")) }
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window.addEventListener("mouseup", this.entityUpHandler);
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this.options.entity.dragging = true;
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}
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onEntityMove(event) {
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event.stopPropagation();
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event.preventDefault();
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this.mousePosition = { x: event.offsetX, y: event.offsetY };
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if(this.options.entity.dragging) {
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this.options.entity.current.setAttribute("x", this.entityStartPosition.x - (this.mouseStartPosition.x - event.pageX) * this.options.scale.current)
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this.options.entity.current.setAttribute("y", this.entityStartPosition.y - (this.mouseStartPosition.y - event.pageY) * this.options.scale.current)
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let entity = this.entities.find(item => item.data.id == (this.options.entity.current.getAttribute("data-id")))
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let pos = { x: Number.parseFloat(this.options.entity.current.getAttribute("x")), y: Number.parseFloat(this.options.entity.current.getAttribute("y")) }
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for(let line of entity.lines) {
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if(line.getAttribute("data-source") == entity.data.id) {
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line.setAttribute("x1", pos.x + (this.options.entity.width / 2));
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line.setAttribute("y1", pos.y + (this.options.entity.height / 2));
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} else {
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line.setAttribute("x2", pos.x + (this.options.entity.width / 2));
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line.setAttribute("y2", pos.y + (this.options.entity.height / 2));
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}
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}
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}
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}
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onEntityDragStop(event) {
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event.stopPropagation();
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event.preventDefault();
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window.removeEventListener("mouseup", this.entityUpHandler);
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this.options.entity.dragging = false;
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}
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onEntitySelect(event) {
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event.stopPropagation();
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event.preventDefault();
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let selected = this.entities.find(item => item.el.dataset.id == event.currentTarget.dataset.id);
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this.entities.forEach(item => {
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item.el.classList.remove('selected');
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item.el.classList.remove('related');
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item.lines.forEach(line => line.classList.remove('related'))
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});
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selected.el.classList.add('selected');
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selected.lines.forEach(line => {
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line.classList.add('related');
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let other = this.entities.find(item => (item.data.id == line.getAttribute('data-target') && line.getAttribute('data-source') == selected.data.id) || (item.data.id == line.getAttribute('data-source') && line.getAttribute('data-target') == selected.data.id));
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other.el.classList.add('related');
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});
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this.setEntityDetail(selected.data);
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}
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onMapScroll(event) {
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event.stopPropagation();
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event.preventDefault();
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let scale = 1. + (event.deltaY < 0 ? - this.options.scale.factor : this.options.scale.factor);
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if((this.options.scale.current * scale < this.options.scale.max) && (this.options.scale.current * scale > this.options.scale.min))
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{
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let pos = {
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x: (this.mousePosition.x * this.options.scale.current) + this.viewboxPosition.x,
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y: (this.mousePosition.y * this.options.scale.current) + this.viewboxPosition.y
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}
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this.viewboxPosition.x = (this.viewboxPosition.x - pos.x) * scale + pos.x;
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this.viewboxPosition.y = (this.viewboxPosition.y - pos.y) * scale + pos.y;
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this.options.scale.current *= scale;
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this.setViewbox();
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}
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}
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onMapDragStart(event) {
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this.mouseStartPosition = { x: event.pageX, y: event.pageY }
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this.viewboxStartPosition = { x: this.viewboxPosition.x, y: this.viewboxPosition.y }
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this.options.map.dragging = true;
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window.addEventListener("mouseup", this.mouseUpHandler);
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}
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onMapDragMove(event) {
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this.mousePosition = { x: event.offsetX, y: event.offsetY };
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if(this.options.map.dragging) {
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this.viewboxPosition.x = this.viewboxStartPosition.x + (this.mouseStartPosition.x - event.pageX) * this.options.scale.current;
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this.viewboxPosition.y = this.viewboxStartPosition.y + (this.mouseStartPosition.y - event.pageY) * this.options.scale.current;
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this.setViewbox();
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}
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}
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onMapDragStop(event) {
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window.removeEventListener("mouseup", this.mouseUpHandler);
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this.options.map.dragging = false;
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}
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onMapResize(event) {
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this.viewboxSize = {
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x: this.find('.results').clientWidth,
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y: this.find('.results').clientHeight
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};
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this.setViewbox();
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}
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setViewbox() { this.map.setAttribute("viewBox", this.viewboxPosition.x + " " + this.viewboxPosition.y + " " + (this.viewboxSize.x * this.options.scale.current) + " " + (this.viewboxSize.y * this.options.scale.current)); }
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}
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class DataExplorerFilter extends SelectEditor {
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_template = `<div class="eicui-select-editor cols-2">
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<select eicselect placeholder="select a field"></select><input eicinput data-type="ignore" placeholder="set a value" />
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</div>`;
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open() {
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super.open();
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this.input = this.components.find(c => c.el.nodeName == 'INPUT')
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this.select = this.components.find(c => c.el.nodeName == 'SELECT')
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this.select.clear();
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}
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initEvents() {
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this.el.querySelector('input').addEventListener('keypress', this.onKeyPressed.bind(this));
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this.el.querySelector('select').addEventListener('change', this.onFieldChange.bind(this) );
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}
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onFieldChange(event) {
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this.input.disabled = this.select.value.length == 0;
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}
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get valid() { return super.valid && this.el.querySelector('select').value != ''; }
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get value() { return {value: this.el.querySelector('select').value + "=" + this.el.querySelector('input').value, label: this.el.querySelector('select').value + ' is "' + this.el.querySelector('input').value + '"' } }
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}
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app.registerClass('DataExplorerView', DataExplorerView); |