HLTech / judge-d-ui

import { DependencyLink, DependencyNode, Network } from '../components/types';

import {

    createSimulation,

    createSVGContainer,

    createZoom,

    generateLabelPath,

    generateMarkers,

    generateLinkPath,

    getLabelTextHeight,

    handleDrag,

} from './helpers/GraphHelpers';

export const draw = (network: Network, container: HTMLDivElement) => {

    const { nodes, links } = network;

    const width = container.clientWidth + 500;

    const height = container.clientHeight + 500;

    const simulation = createSimulation(nodes, links, width, height);

    const svgContainer = createSVGContainer(container, width, height);

    const zoomLayer = createZoom(svgContainer);

    generateMarkers(svgContainer);

    const linkElements = zoomLayer

        .append('g')

        .attr('id', 'links')

        .selectAll<Element, DependencyLink>('line.link')

        .data(links)

        .enter()

        .append<Element>('svg:path')

        .attr('class', 'link')

        .attr('marker-end', 'url(#provider)')

        .style('stroke-width', 1)

        .attr('stroke-opacity', 0.12);

    const labelNodes = zoomLayer.append('g').attr('id', 'labels');

    labelNodes

        .selectAll('g#labels')

        .data(nodes)

        .enter()

        .append('g')

        .call(handleDrag(simulation))

        .append('svg:path')

        .attr('class', 'label')

        .attr('fill', '#dcdee0');

    labelNodes

        .selectAll('g')

        .data(nodes)

        .append('text')

        .attr('fill', '#5E6063')

        .attr('cursor', 'default')

        .text(d => d.name);

    simulation.on('tick', () => {

        linkElements.each(generateLinkPath);

        labelNodes

            .selectAll('text')

            .data(nodes)

            .attr('x', (node: DependencyNode) => (node.x ? node.x : null))

            .attr('y', (node: DependencyNode) => (node.y ? node.y : null));

        labelNodes

            .selectAll<Element, DependencyNode>('path')

            .attr('d', generateLabelPath)

            .attr('transform', (node: DependencyNode) =>

                node.x && node.y ? 'translate(' + (node.x - 30) + ',' + (node.y - 55) + ')' : null

            )

            .attr('width', function() {

                const labelTextWidth = getLabelTextHeight.call(this, 'width');

                return getLabelTextHeight.call(this, 'width') > 0 ? labelTextWidth + 10 : '';

            })

            .attr('height', function() {

                const labelTextHeight = getLabelTextHeight.call(this, 'height');

                return labelTextHeight > 0 ? labelTextHeight + 10 : '';

            });

    });

    return svgContainer.node();

};