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feat: decrease coupling between vue components
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146 changes: 146 additions & 0 deletions
146
vue-frontend/src/components/graph/composables/useTriplesFetching.js
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,146 @@ | ||
| import axios from "axios"; | ||
| import * as d3 from "d3"; | ||
| import {triplesToGraph} from "@/components/graph/functions/triplesToGraph"; | ||
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| function visualizeTriples(triples) { | ||
| let children = d3.select("svg").selectAll("*") | ||
| children.remove(); | ||
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| const width = 600; | ||
| const height = 500; | ||
| let svg = d3.select("svg").attr("width", width).attr("height", height); | ||
| let graph = triplesToGraph(triples); | ||
| let force = d3.forceSimulation(graph.nodes); | ||
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| function dragstart() { | ||
| d3.select(this).classed("fixed", true); | ||
| } | ||
|
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| function clamp(x, lo, hi) { | ||
| return x < lo ? lo : x > hi ? hi : x; | ||
| } | ||
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| function dragged(event, d) { | ||
| d.fx = clamp(event.x, 0, width); | ||
| d.fy = clamp(event.y, 0, height); | ||
| force.alpha(1).restart(); | ||
| } | ||
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| const drag = d3.drag().on("start", dragstart).on("drag", dragged); | ||
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| svg | ||
| .append("svg:defs") | ||
| .selectAll("marker") | ||
| .data(["end"]) | ||
| .enter() | ||
| .append("svg:marker") | ||
| .attr("id", String) | ||
| .attr("viewBox", "0 -5 10 10") | ||
| .attr("refX", 30) | ||
| .attr("refY", -0.5) | ||
| .attr("markerWidth", 6) | ||
| .attr("markerHeight", 6) | ||
| .attr("orient", "auto") | ||
| .append("svg:polyline") | ||
| .attr("points", "0,-5 10,0 0,5"); | ||
|
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| let links = svg | ||
| .selectAll(".link") | ||
| .data(graph.links) | ||
| .enter() | ||
| .append("line") | ||
| .attr("marker-end", "url(#end)") | ||
| .attr("class", "link") | ||
| .attr("stroke-width", 1); //links | ||
| // ==================== Add Link Names ===================== | ||
| let linkTexts = svg | ||
| .selectAll(".link-text") | ||
| .data(graph.links) | ||
| .enter() | ||
| .append("text") | ||
| .attr("class", "link-text") | ||
| .text(function (d) { | ||
| return d.predicate; | ||
| }); | ||
| // ==================== Add Link Names ===================== | ||
| let nodeTexts = svg | ||
| .selectAll(".node-text") | ||
| .data(graph.nodes) | ||
| .enter() | ||
| .append("text") | ||
| .attr("class", "node-text") | ||
| .text(function (d) { | ||
| return d.label; | ||
| }); | ||
| // ==================== Add Node ===================== | ||
| let nodes = svg | ||
| .selectAll(".node") | ||
| .data(graph.nodes) | ||
| .enter() | ||
| .append("circle") | ||
| .attr("class", "node") | ||
| .attr("r", 8) | ||
| .call(drag); | ||
|
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||
| function ticked() { | ||
| nodes | ||
| .attr("cx", function (d) { | ||
| return 2 * d.x; | ||
| }) | ||
| .attr("cy", function (d) { | ||
| return 2 * d.y; | ||
| }); | ||
|
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| links | ||
| .attr("x1", function (d) { | ||
| return 2 * d.source.x; | ||
| }) | ||
| .attr("y1", function (d) { | ||
| return 2 * d.source.y; | ||
| }) | ||
| .attr("x2", function (d) { | ||
| return 2 * d.target.x; | ||
| }) | ||
| .attr("y2", function (d) { | ||
| return 2 * d.target.y; | ||
| }); | ||
|
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| nodeTexts | ||
| .attr("x", function (d) { | ||
| return 2 * d.x + 12; | ||
| }) | ||
| .attr("y", function (d) { | ||
| return 2 * d.y + 3; | ||
| }); | ||
|
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| linkTexts | ||
| .attr("x", function (d) { | ||
| return 4 + 2 * (d.source.x + d.target.x) / 2; | ||
| }) | ||
| .attr("y", function (d) { | ||
| return 4 + 2 * (d.source.y + d.target.y) / 2; | ||
| }); | ||
| } | ||
|
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| force.on("tick", ticked); | ||
|
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| return force | ||
| .force( | ||
| "link", | ||
| d3.forceLink(graph.links).id((d) => d.id) | ||
| ) | ||
| .force("charge", d3.forceManyBody()) | ||
| .force("center", d3.forceCenter(width / 5, height / 4)); | ||
| } | ||
|
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| export function useTriplesFetching(memberId) { | ||
| axios({ | ||
| method: 'get', | ||
| url: 'http://localhost:5173/triples/' + memberId, | ||
| }).then((response) => { | ||
| console.log(response.data) | ||
| visualizeTriples(response.data) | ||
| }); | ||
| } | ||
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