Files
portfolio/src/hooks/useForceSimulation.ts
T
2026-02-16 23:16:46 +00:00

643 lines
24 KiB
TypeScript

import { useEffect, useRef, useState } from 'react'
import * as d3 from 'd3'
import { constellationNodes, constellationLinks } from '@/data/constellation'
import {
ROLE_WIDTH, ROLE_HEIGHT, ROLE_RX,
SKILL_RADIUS_DEFAULT, SKILL_RADIUS_ACTIVE,
MOBILE_ROLE_WIDTH, MOBILE_LABEL_MAX_LEN,
MOBILE_SKILL_RADIUS_DEFAULT, MOBILE_SKILL_RADIUS_ACTIVE,
DOMAIN_COLOR_MAP, HIDDEN_ENTITY_IDS, prefersReducedMotion,
LINK_BASE_WIDTH, LINK_STRENGTH_WIDTH_FACTOR,
LINK_BASE_OPACITY, LINK_STRENGTH_OPACITY_FACTOR,
LINK_BEZIER_VERTICAL_OFFSET,
SKILL_STROKE_WIDTH, SKILL_STROKE_OPACITY, SKILL_SIZE_ROLE_FACTOR,
SKILL_GLOW_STD_DEVIATION,
SKILL_Y_OFFSET_STEP, SKILL_Y_OFFSET_STEP_MOBILE,
SKILL_Y_GLOBAL_OFFSET_RATIO, SKILL_X_OVERLAP_MAX_RATIO,
} from '@/components/constellation/constants'
import type { SimNode, SimLink, LayoutParams } from '@/components/constellation/types'
function hashString(input: string): number {
let hash = 0
for (let i = 0; i < input.length; i++) {
hash = (hash << 5) - hash + input.charCodeAt(i)
hash |= 0
}
return Math.abs(hash)
}
function isEntityNode(type: string): boolean {
return type === 'role' || type === 'education'
}
function fractionalYear(node: { startDate?: string; startYear?: number }): number {
if (node.startDate) {
const d = new Date(node.startDate)
const year = d.getFullYear()
const start = new Date(year, 0, 1).getTime()
const end = new Date(year + 1, 0, 1).getTime()
return year + (d.getTime() - start) / (end - start)
}
return node.startYear ?? 2016
}
function getHeight(width: number, containerHeight?: number | null): number {
if (width < 768) return 520
if (containerHeight && containerHeight > 0) return Math.max(400, containerHeight)
return 400
}
const roleNodes = constellationNodes.filter(n => (n.type === 'role' || n.type === 'education') && !HIDDEN_ENTITY_IDS.has(n.id))
export function useForceSimulation(
svgRef: React.RefObject<SVGSVGElement | null>,
dimensions: { width: number; height: number; scaleFactor: number },
options: {
resolveGraphFallback: () => string | null
applyHighlight: (activeNodeId: string | null) => void
}
) {
const simulationRef = useRef<d3.Simulation<SimNode, SimLink> | null>(null)
const nodesRef = useRef<SimNode[]>([])
const nodeSelectionRef = useRef<d3.Selection<SVGGElement, SimNode, SVGGElement, unknown> | null>(null)
const linkSelectionRef = useRef<d3.Selection<SVGPathElement, SimLink, SVGGElement, unknown> | null>(null)
const connectorSelectionRef = useRef<d3.Selection<SVGLineElement, SimNode, SVGGElement, unknown> | null>(null)
const yearIndicatorRef = useRef<d3.Selection<SVGTextElement, unknown, null, undefined> | null>(null)
const timelineGroupRef = useRef<d3.Selection<SVGGElement, unknown, null, undefined> | null>(null)
const connectedMapRef = useRef<Map<string, Set<string>>>(new Map())
const skillRestRadiiRef = useRef<Map<string, number>>(new Map())
const layoutParamsRef = useRef<LayoutParams | null>(null)
const [nodeButtonPositions, setNodeButtonPositions] = useState<Record<string, { x: number; y: number }>>({})
useEffect(() => {
const svg = d3.select(svgRef.current)
if (!svgRef.current) return
const { width, height, scaleFactor } = dimensions
const isMobile = window.innerWidth < 640
const sf = isMobile ? 1 : scaleFactor
if (simulationRef.current) {
simulationRef.current.stop()
}
svg.selectAll('*').remove()
const years = roleNodes.map(n => fractionalYear(n))
const now = new Date()
const currentFractionalYear = now.getFullYear() + now.getMonth() / 12
const minYear = Math.min(...years)
const maxYear = Math.max(...years, currentFractionalYear)
const rw = isMobile ? MOBILE_ROLE_WIDTH : Math.round(ROLE_WIDTH * sf)
const rh = isMobile ? ROLE_HEIGHT : Math.round(ROLE_HEIGHT * sf)
const rrx = isMobile ? ROLE_RX : Math.round(ROLE_RX * sf)
const srDefault = isMobile ? MOBILE_SKILL_RADIUS_DEFAULT : Math.round(SKILL_RADIUS_DEFAULT * sf)
const srActive = isMobile ? MOBILE_SKILL_RADIUS_ACTIVE : Math.round(SKILL_RADIUS_ACTIVE * sf)
const topPadding = isMobile ? 36 : Math.round(46 * sf)
const bottomPadding = isMobile ? 40 : Math.round(46 * sf)
const sidePadding = isMobile ? 20 : Math.round(36 * sf)
const timelineX = isMobile
? Math.max(60, width * 0.16)
: Math.max(Math.round(100 * sf), Math.min(Math.round(160 * sf), width * 0.18))
const layoutParams: LayoutParams = {
width, height, scaleFactor, isMobile,
rw, rh, rrx, srDefault, srActive,
topPadding, bottomPadding, sidePadding, timelineX, sf,
}
layoutParamsRef.current = layoutParams
// Power scale gives more space to recent (dense) years, compresses older ones
const yearSpan = maxYear - minYear
const rawScale = d3.scalePow().exponent(0.5)
.domain([0, yearSpan])
.range([topPadding, height - bottomPadding])
const yScale = (year: number) => rawScale(maxYear - year)
// Background rect
svg.append('rect')
.attr('class', 'bg-rect')
.attr('width', width)
.attr('height', height)
.attr('fill', 'var(--surface)')
.attr('rx', 6)
// SVG filter defs
const defs = svg.append('defs')
const shadowSm = defs.append('filter')
.attr('id', 'shadow-sm-filter')
.attr('x', '-20%').attr('y', '-20%')
.attr('width', '140%').attr('height', '140%')
shadowSm.append('feDropShadow')
.attr('dx', 0).attr('dy', 1)
.attr('stdDeviation', 1.5)
.attr('flood-color', 'rgba(26,43,42,0.08)')
const shadowMd = defs.append('filter')
.attr('id', 'shadow-md-filter')
.attr('x', '-30%').attr('y', '-30%')
.attr('width', '160%').attr('height', '160%')
shadowMd.append('feDropShadow')
.attr('dx', 0).attr('dy', 2)
.attr('stdDeviation', 3)
.attr('flood-color', 'rgba(26,43,42,0.12)')
// Glow filters per domain
Object.entries(DOMAIN_COLOR_MAP).forEach(([domain]) => {
const glow = defs.append('filter')
.attr('id', `glow-${domain}`)
.attr('x', '-50%').attr('y', '-50%')
.attr('width', '200%').attr('height', '200%')
glow.append('feGaussianBlur')
.attr('in', 'SourceGraphic')
.attr('stdDeviation', SKILL_GLOW_STD_DEVIATION)
.attr('result', 'blur')
const merge = glow.append('feMerge')
merge.append('feMergeNode').attr('in', 'blur')
merge.append('feMergeNode').attr('in', 'SourceGraphic')
})
// Role gradient defs
const uniqueOrgColors = [...new Set(constellationNodes.filter(n => isEntityNode(n.type)).map(n => n.orgColor ?? 'var(--accent)'))]
uniqueOrgColors.forEach((color, i) => {
const grad = defs.append('linearGradient')
.attr('id', `role-grad-${i}`)
.attr('x1', '0%').attr('y1', '0%')
.attr('x2', '100%').attr('y2', '0%')
grad.append('stop').attr('offset', '0%').attr('stop-color', color).attr('stop-opacity', 0.15)
grad.append('stop').attr('offset', '100%').attr('stop-color', color).attr('stop-opacity', 0.3)
})
const orgColorGradientMap = new Map(uniqueOrgColors.map((c, i) => [c, `url(#role-grad-${i})`]))
// Date indicator group (for animation) — month + year with clip mask for scroll effect
const dateFontSize = isMobile ? 18 : Math.round(24 * sf)
const dateX = width * 0.1
const dateY = topPadding - 4
const lineHeight = Math.round(dateFontSize * 1.3)
const clipId = 'date-indicator-clip'
const dateClip = defs.append('clipPath').attr('id', clipId)
dateClip.append('rect')
.attr('x', dateX - 4)
.attr('y', dateY - dateFontSize - 2)
.attr('width', isMobile ? 120 : Math.round(160 * sf))
.attr('height', lineHeight + 4)
const dateGroup = svg.append('g')
.attr('class', 'date-indicator')
.attr('clip-path', `url(#${clipId})`)
.attr('opacity', 0)
dateGroup.append('text')
.attr('class', 'date-month')
.attr('x', dateX)
.attr('y', dateY)
.attr('font-size', dateFontSize)
.attr('font-family', 'var(--font-geist-mono)')
.attr('font-weight', 500)
.attr('fill', 'var(--text-tertiary)')
.attr('letter-spacing', '0.08em')
dateGroup.append('text')
.attr('class', 'date-year')
.attr('x', dateX + (isMobile ? 52 : Math.round(68 * sf)))
.attr('y', dateY)
.attr('font-size', dateFontSize)
.attr('font-family', 'var(--font-geist-mono)')
.attr('font-weight', 300)
.attr('fill', 'var(--text-tertiary)')
.attr('opacity', 0.6)
yearIndicatorRef.current = dateGroup as unknown as d3.Selection<SVGTextElement, unknown, null, undefined>
// Timeline guides
const timelineGroup = svg.append('g').attr('class', 'timeline-guides')
timelineGroupRef.current = timelineGroup as unknown as d3.Selection<SVGGElement, unknown, null, undefined>
const tickYears = d3.range(Math.ceil(minYear), Math.floor(maxYear) + 1)
timelineGroup.selectAll('line.year-guide')
.data(tickYears)
.join('line')
.attr('class', 'year-guide')
.attr('data-year', d => d)
.attr('x1', sidePadding)
.attr('x2', width - sidePadding)
.attr('y1', d => yScale(d))
.attr('y2', d => yScale(d))
.attr('stroke', 'var(--border-light)')
.attr('stroke-opacity', 0.25)
.attr('stroke-width', 1)
.attr('stroke-dasharray', '3 4')
const labelSpace = isMobile ? 26 : Math.round(28 * sf)
const axisRightPadding = isMobile ? 16 : Math.round(12 * sf)
const axisX = width - axisRightPadding - labelSpace
const topTickY = tickYears.length > 0 ? yScale(tickYears[0]) : topPadding
timelineGroup.append('line')
.attr('class', 'axis-line')
.attr('x1', axisX)
.attr('x2', axisX)
.attr('y1', topTickY - 12)
.attr('y2', height - bottomPadding + 12)
.attr('stroke', 'var(--border)')
.attr('stroke-width', 1)
timelineGroup.selectAll('line.year-tick')
.data(tickYears)
.join('line')
.attr('class', 'year-tick')
.attr('data-year', d => d)
.attr('x1', axisX)
.attr('x2', d => axisX - (roleNodes.some(r => r.startYear === d) ? 8 : 6))
.attr('y1', d => yScale(d))
.attr('y2', d => yScale(d))
.attr('stroke', 'var(--border)')
.attr('stroke-width', 1)
.attr('stroke-opacity', 1)
timelineGroup.selectAll('text.year-label')
.data(tickYears)
.join('text')
.attr('class', 'year-label')
.attr('data-year', d => d)
.attr('x', axisX + 8)
.attr('y', d => yScale(d) + Math.round(4 * sf))
.attr('text-anchor', 'start')
.attr('font-size', isMobile ? '9' : `${Math.round(11 * sf)}`)
.attr('font-family', 'var(--font-ui)')
.attr('fill', 'var(--text-tertiary)')
.attr('opacity', 1)
.text(d => d)
// Prepare data — filter out hidden entities and their exclusive links/skills
const visibleLinks = constellationLinks.filter(l => !HIDDEN_ENTITY_IDS.has(l.source))
const visibleSkillIds = new Set(visibleLinks.map(l => l.target))
const visibleNodeData = constellationNodes.filter(n =>
HIDDEN_ENTITY_IDS.has(n.id) ? false : (isEntityNode(n.type) || visibleSkillIds.has(n.id))
)
const links: SimLink[] = visibleLinks.map(l => ({
source: l.source,
target: l.target,
strength: l.strength,
}))
const roleOrder = [...roleNodes].sort((a, b) => fractionalYear(a) - fractionalYear(b))
const roleInitialMap = new Map<string, { x: number; y: number }>()
const roleGap = isMobile ? 54 : Math.round(54 * sf)
const roleX = axisX - roleGap - rw / 2
roleOrder.forEach((role) => {
roleInitialMap.set(role.id, {
x: roleX,
y: yScale(fractionalYear(role)),
})
})
// Skills occupy the left ~65% of the chart
const skillZoneRight = roleX - rw / 2 - (isMobile ? 16 : Math.round(24 * sf))
const skillZoneLeft = sidePadding + srActive
const skillZoneWidth = skillZoneRight - skillZoneLeft
// Pre-compute skill homeY and group by role-set to offset overlaps
const skillRoleKey = new Map<string, string>() // skillId -> sorted role key
const skillBaseY = new Map<string, number>() // skillId -> base homeY
const roleKeyGroups = new Map<string, string[]>() // roleKey -> [skillIds]
visibleNodeData.filter(n => n.type === 'skill').forEach(n => {
const roleIds = visibleLinks.filter(l => l.target === n.id).map(l => l.source)
const key = roleIds.slice().sort().join('|')
skillRoleKey.set(n.id, key)
const positions = roleIds
.map(roleId => roleInitialMap.get(roleId))
.filter(Boolean) as Array<{ x: number; y: number }>
const baseY = positions.length > 0
? positions.reduce((sum, p) => sum + p.y, 0) / positions.length
: height * 0.5
skillBaseY.set(n.id, baseY)
if (!roleKeyGroups.has(key)) roleKeyGroups.set(key, [])
roleKeyGroups.get(key)!.push(n.id)
})
// For groups with >1 skill sharing the same roles, apply alternating y-offsets
// and x-offsets that scale stronger for skills further left in the zone
const skillYOffset = new Map<string, number>()
const offsetStep = isMobile ? SKILL_Y_OFFSET_STEP_MOBILE : Math.round(SKILL_Y_OFFSET_STEP * sf)
roleKeyGroups.forEach(ids => {
if (ids.length <= 1) return
ids.forEach((id, i) => {
const centered = i - (ids.length - 1) / 2
skillYOffset.set(id, centered * offsetStep)
})
})
const nodes: SimNode[] = visibleNodeData.map(n => {
if (isEntityNode(n.type)) {
const pos = roleInitialMap.get(n.id)!
return { ...n, x: pos.x, y: pos.y, vx: 0, vy: 0, homeX: pos.x, homeY: pos.y }
}
const hash = hashString(n.id)
let homeX = skillZoneLeft + (hash % 1000) / 1000 * skillZoneWidth
// X-offset for overlapping groups: stronger push for skills further left
const key = skillRoleKey.get(n.id) ?? ''
const group = roleKeyGroups.get(key)
if (group && group.length > 1) {
const posInZone = (homeX - skillZoneLeft) / skillZoneWidth // 0 (left) to 1 (right)
const pushStrength = 1 - (posInZone * 0) // stronger for left-positioned skills
const idx = group.indexOf(n.id)
const centered = idx - (group.length - 1) / 2
const maxXOffset = skillZoneWidth * SKILL_X_OVERLAP_MAX_RATIO
homeX += centered * pushStrength * maxXOffset / Math.max(1, (group.length - 1) / 2)
homeX = Math.max(skillZoneLeft, Math.min(skillZoneRight, homeX))
}
const homeY = (skillBaseY.get(n.id) ?? height * 0.5) + (skillYOffset.get(n.id) ?? 0) - height * SKILL_Y_GLOBAL_OFFSET_RATIO
return { ...n, x: homeX, y: homeY, vx: 0, vy: 0, homeX, homeY }
})
nodesRef.current = nodes
// Build connected map
const connectedMap = new Map<string, Set<string>>()
visibleLinks.forEach(l => {
if (!connectedMap.has(l.source)) connectedMap.set(l.source, new Set())
if (!connectedMap.has(l.target)) connectedMap.set(l.target, new Set())
connectedMap.get(l.source)!.add(l.target)
connectedMap.get(l.target)!.add(l.source)
})
connectedMapRef.current = connectedMap
// Compute skill rest radii (size encoding by connected role count)
const skillRestRadii = new Map<string, number>()
nodes.filter(n => n.type === 'skill').forEach(n => {
const roleCount = connectedMap.get(n.id)?.size ?? 0
skillRestRadii.set(n.id, srDefault + roleCount * SKILL_SIZE_ROLE_FACTOR)
})
skillRestRadiiRef.current = skillRestRadii
// Node-by-id lookup for link domain color resolution
const nodeById = new Map(visibleNodeData.map(n => [n.id, n]))
// Create SVG groups
const linkGroup = svg.append('g').attr('class', 'links')
const connectorGroup = svg.append('g').attr('class', 'connectors')
const nodeGroup = svg.append('g').attr('class', 'nodes')
const linkSelection = linkGroup.selectAll('path')
.data(links)
.join('path')
.attr('fill', 'none')
.attr('stroke', d => {
const skillNode = nodeById.get(d.target as string) ?? nodeById.get(d.source as string)
return DOMAIN_COLOR_MAP[skillNode?.domain ?? 'technical'] ?? '#0D6E6E'
})
.attr('stroke-width', d => LINK_BASE_WIDTH + d.strength * LINK_STRENGTH_WIDTH_FACTOR)
.attr('stroke-opacity', d => LINK_BASE_OPACITY + d.strength * LINK_STRENGTH_OPACITY_FACTOR)
.style('transition', prefersReducedMotion
? 'none'
: 'stroke 150ms ease, stroke-opacity 150ms ease, stroke-width 150ms ease'
)
linkSelectionRef.current = linkSelection as unknown as d3.Selection<SVGPathElement, SimLink, SVGGElement, unknown>
const nodeSelection = nodeGroup.selectAll<SVGGElement, SimNode>('g')
.data(nodes)
.join('g')
.attr('class', d => `node node-${d.type}`)
.style('cursor', 'pointer')
.attr('data-node-id', d => d.id)
nodeSelectionRef.current = nodeSelection
// Role + education entity nodes
const entityFilter = (d: SimNode) => isEntityNode(d.type)
nodeSelection.filter(entityFilter)
.append('rect')
.attr('class', 'focus-ring')
.attr('x', -rw / 2 - 3)
.attr('y', -rh / 2 - 3)
.attr('width', rw + 6)
.attr('height', rh + 6)
.attr('rx', rrx + 2)
.attr('fill', 'none')
.attr('stroke', 'transparent')
.attr('stroke-width', 2)
nodeSelection.filter(entityFilter)
.append('rect')
.attr('class', 'node-bg')
.attr('x', -rw / 2)
.attr('y', -rh / 2)
.attr('width', rw)
.attr('height', rh)
.attr('rx', rrx)
.attr('fill', 'var(--surface)')
nodeSelection.filter(entityFilter)
.append('rect')
.attr('class', 'node-circle')
.attr('x', -rw / 2)
.attr('y', -rh / 2)
.attr('width', rw)
.attr('height', rh)
.attr('rx', rrx)
.attr('fill', d => orgColorGradientMap.get(d.orgColor ?? 'var(--accent)') ?? d.orgColor ?? 'var(--accent)')
.attr('data-base-fill', d => orgColorGradientMap.get(d.orgColor ?? 'var(--accent)') ?? d.orgColor ?? 'var(--accent)')
.attr('stroke', d => d.orgColor ?? 'var(--accent)')
.attr('stroke-opacity', 0.8)
.attr('stroke-width', 1)
.attr('stroke-dasharray', d => d.type === 'education' ? '4 3' : null)
nodeSelection.filter(entityFilter)
.append('text')
.attr('class', 'node-label')
.attr('text-anchor', 'middle')
.attr('dominant-baseline', 'central')
.attr('fill', d => d.orgColor ?? 'var(--accent)')
.attr('font-size', isMobile ? '10' : `${Math.round(12 * sf)}`)
.attr('font-weight', '600')
.attr('font-family', 'var(--font-ui)')
.attr('pointer-events', 'none')
.text(d => {
const label = d.shortLabel ?? d.label.slice(0, 12)
return isMobile && label.length > MOBILE_LABEL_MAX_LEN ? `${label.slice(0, MOBILE_LABEL_MAX_LEN - 1)}` : label
})
// Skill nodes
nodeSelection.filter(d => d.type === 'skill')
.append('circle')
.attr('class', 'focus-ring')
.attr('r', srActive + 3)
.attr('fill', 'none')
.attr('stroke', 'transparent')
.attr('stroke-width', 2)
nodeSelection.filter(d => d.type === 'skill')
.append('circle')
.attr('class', 'node-circle')
.attr('r', d => skillRestRadii.get(d.id) ?? srDefault)
.attr('fill', d => DOMAIN_COLOR_MAP[d.domain ?? 'technical'] ?? '#0D6E6E')
.attr('fill-opacity', 0.35)
.attr('stroke', d => DOMAIN_COLOR_MAP[d.domain ?? 'technical'] ?? '#0D6E6E')
.attr('stroke-width', SKILL_STROKE_WIDTH)
.attr('stroke-opacity', SKILL_STROKE_OPACITY)
const skillFontSize = isMobile ? 9 : Math.round(11 * sf)
const skillLineHeight = Math.round(skillFontSize * 1.15)
const skillLabelOffset = srActive + Math.round(14 * sf)
nodeSelection.filter(d => d.type === 'skill')
.append('text')
.attr('class', 'node-label')
.attr('text-anchor', 'middle')
.attr('fill', 'var(--text-secondary)')
.attr('font-size', skillFontSize)
.attr('font-family', 'var(--font-geist-mono)')
.attr('pointer-events', 'none')
.attr('opacity', 0.5)
.each(function (d) {
const label = d.shortLabel ?? d.label
const words = label.split(/\s+/)
const el = d3.select(this)
words.forEach((word, i) => {
el.append('tspan')
.attr('x', 0)
.attr('dy', i === 0 ? skillLabelOffset : skillLineHeight)
.text(word)
})
})
// Entity connectors to timeline
const roleConnectors = connectorGroup.selectAll('line.role-connector')
.data(nodes.filter(n => isEntityNode(n.type)))
.join('line')
.attr('class', 'role-connector')
.attr('stroke', 'var(--border)')
.attr('stroke-width', 1)
.attr('stroke-opacity', 0.3)
connectorSelectionRef.current = roleConnectors as unknown as d3.Selection<SVGLineElement, SimNode, SVGGElement, unknown>
// Simulation
const simulation = d3.forceSimulation<SimNode>(nodes)
.alpha(0.65)
.alphaDecay(prefersReducedMotion ? 0.28 : 0.08)
.force('charge', d3.forceManyBody<SimNode>().strength(d =>
isEntityNode(d.type) ? (isMobile ? -100 : Math.round(-120 * sf)) : (isMobile ? -45 : Math.round(-55 * sf))
))
.force('link', d3.forceLink<SimNode, SimLink>(links)
.id(d => d.id)
.distance(isMobile ? 56 : Math.round(120 * sf))
.strength(d => (d as SimLink).strength * 0.15))
.force('x', d3.forceX<SimNode>(d => d.homeX).strength(d => isEntityNode(d.type) ? 1.0 : 0.6))
.force('y', d3.forceY<SimNode>(d => {
if (isEntityNode(d.type)) {
return yScale(fractionalYear(d))
}
return d.homeY
}).strength(d => isEntityNode(d.type) ? 0.98 : 0.25))
.force('collide', d3.forceCollide<SimNode>(d =>
isEntityNode(d.type) ? Math.max(rw, rh) / 2 + (isMobile ? 8 : Math.round(10 * sf)) : srActive + (isMobile ? 14 : Math.round(16 * sf))
).iterations(3))
simulationRef.current = simulation
const skillBottomPadding = srActive + Math.round(14 * sf) + Math.round(12 * sf)
const renderTick = () => {
nodes.forEach(d => {
if (isEntityNode(d.type)) {
d.x = Math.max(rw / 2 + 6, Math.min(axisX - roleGap - rw / 2 + rw / 2, d.x))
d.y = Math.max(rh / 2 + topPadding, Math.min(height - rh / 2 - bottomPadding, d.y))
} else {
d.x = Math.max(srActive + 6, Math.min(skillZoneRight, d.x))
d.y = Math.max(srActive + topPadding, Math.min(height - skillBottomPadding, d.y))
}
})
linkSelection
.attr('d', d => {
const sx = (d.source as SimNode).x
const sy = (d.source as SimNode).y
const tx = (d.target as SimNode).x
const ty = (d.target as SimNode).y
const cx = (sx + tx) / 2 + (ty - sy) * LINK_BEZIER_VERTICAL_OFFSET
return `M${sx},${sy} Q${cx},${sy} ${tx},${ty}`
})
nodeSelection.attr('transform', d => `translate(${d.x},${d.y})`)
roleConnectors
.attr('x1', d => d.x + rw / 2)
.attr('y1', d => d.y)
.attr('x2', axisX)
.attr('y2', d => d.y)
const nextNodePositions: Record<string, { x: number; y: number }> = {}
nodes.forEach(node => {
nextNodePositions[node.id] = {
x: Math.round(node.x),
y: Math.round(node.y),
}
})
setNodeButtonPositions(prev => {
const prevKeys = Object.keys(prev)
const nextKeys = Object.keys(nextNodePositions)
if (prevKeys.length !== nextKeys.length) return nextNodePositions
for (const key of nextKeys) {
const prevPos = prev[key]
const nextPos = nextNodePositions[key]
if (!prevPos || prevPos.x !== nextPos.x || prevPos.y !== nextPos.y) {
return nextNodePositions
}
}
return prev
})
options.applyHighlight(options.resolveGraphFallback())
}
if (prefersReducedMotion) {
simulation.stop()
for (let i = 0; i < 150; i++) {
simulation.tick()
}
renderTick()
} else {
simulation.on('tick', renderTick)
}
return () => {
simulation.stop()
}
}, [dimensions, options])
return {
simulationRef,
nodesRef,
nodeSelectionRef,
linkSelectionRef,
connectorSelectionRef,
yearIndicatorRef,
timelineGroupRef,
nodeButtonPositions,
layoutParams: layoutParamsRef.current,
connectedMap: connectedMapRef.current,
skillRestRadii: skillRestRadiiRef.current,
}
}
export { getHeight }