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chinese-family-tree-2/components/tree/tree-layout.tsx
T
freedakgmail 5a604e89f9 0.8.3.0
2025-12-21 22:42:39 +08:00

499 lines
18 KiB
TypeScript

"use client"
import type React from "react"
import type { FamilyMember } from "@/types/family"
import { FamilyNode } from "./family-node"
import { TreeNode } from "./tree-node"
import { AddRelationDialog, type RelationType } from "./add-relation-dialog"
import { useFamily } from "@/context/family-context"
import { useEffect, useRef, useState, useCallback, useMemo, memo } from "react"
import { useRouter } from "next/navigation"
import { permissions } from "@/lib/permissions"
interface TreeLayoutProps {
rootId: string
onSelectMember?: (member: FamilyMember) => void
relationMode?: boolean
selectedMembers?: string[]
onMemberClick?: (memberId: string) => void
expandAll?: boolean
onExpandAllChange?: (expanded: boolean) => void
scale?: number
}
interface Connection {
from: { x: number; y: number }
to: { x: number; y: number }
type: 'vertical' | 'horizontal'
}
export function TreeLayout({
rootId,
onSelectMember,
relationMode = false,
selectedMembers = [],
onMemberClick,
expandAll = false,
onExpandAllChange,
scale = 1
}: TreeLayoutProps) {
const { getMember, treeData, highlightedMemberId, currentTree } = useFamily()
// 检查用户是否有创建权限
const canEdit = permissions.canCreate(currentTree?.currentUserRole)
const root = getMember(rootId)
const router = useRouter()
const containerRef = useRef<HTMLDivElement>(null)
const [connections, setConnections] = useState<Connection[]>([])
const nodeRefs = useRef<Map<string, HTMLDivElement>>(new Map())
const [relationDialog, setRelationDialog] = useState<{ member: FamilyMember; type: "child" | "spouse" } | null>(null)
// 节点间距配置
const HORIZONTAL_GAP = 16 // 1rem = 16px
const VERTICAL_GAP = 48 // 3rem = 48px
const CONNECTOR_HEIGHT = 48 // 连接线垂直高度
// 节点注册计数,用于触发连线重新计算
const [nodeRegisteredCount, setNodeRegisteredCount] = useState(0)
// 折叠状态管理:存储被折叠的节点ID
const [collapsedNodes, setCollapsedNodes] = useState<Set<string>>(() => new Set())
// 切换节点折叠状态
const toggleCollapse = useCallback((memberId: string) => {
setCollapsedNodes(prev => {
const newSet = new Set(prev)
if (newSet.has(memberId)) {
newSet.delete(memberId)
} else {
newSet.add(memberId)
}
return newSet
})
}, [])
// 响应 expandAll 变化,展开所有节点
useEffect(() => {
if (expandAll) {
setCollapsedNodes(new Set())
// 通知父组件已展开
onExpandAllChange?.(false)
}
}, [expandAll, onExpandAllChange])
// 处理节点 ref 注册
const handleNodeRef = useCallback((memberId: string, el: HTMLDivElement | null) => {
if (el) {
nodeRefs.current.set(memberId, el)
// 触发连线重新计算
setNodeRegisteredCount(prev => prev + 1)
} else {
nodeRefs.current.delete(memberId)
}
}, [])
// 处理添加关系
const handleAddRelation = useCallback((member: FamilyMember, type: "child" | "spouse") => {
setRelationDialog({ member, type })
}, [])
// 处理节点点击
const handleNodeClick = useCallback((member: FamilyMember) => {
if (relationMode && onMemberClick) {
onMemberClick(member.id)
} else {
const params = new URLSearchParams(window.location.search)
router.push(`/members/${member.id}?${params.toString()}`)
}
}, [relationMode, onMemberClick, router])
// 检查节点是否被任何祖先折叠(使用闭包避免递归依赖问题)
// 注意:这个函数用于判断节点是否应该被隐藏,不用于连线计算
const isNodeHiddenByCollapse = useCallback((nodeId: string): boolean => {
// 如果没有折叠的节点,直接返回 false
if (collapsedNodes.size === 0) return false
const checkHidden = (id: string): boolean => {
const member = getMember(id)
if (!member) return false // 找不到成员时返回 false,不隐藏
// 检查父节点是否被折叠
const parentId = member.fatherId || member.motherId
if (parentId) {
if (collapsedNodes.has(parentId)) return true
// 递归检查祖先
return checkHidden(parentId)
}
return false
}
return checkHidden(nodeId)
}, [getMember, collapsedNodes])
// 计算所有连线位置
const calculateConnections = useCallback(() => {
const newConnections: Connection[] = []
const containerRect = containerRef.current?.getBoundingClientRect()
if (!containerRect) {
return
}
// 检查是否有足够的节点已注册
if (nodeRefs.current.size === 0) {
return
}
let processedCount = 0
let skippedNoChildren = 0
let skippedCollapsed = 0
let skippedHidden = 0
let skippedNotInDom = 0
let skippedZeroSize = 0
nodeRefs.current.forEach((nodeElement, nodeId) => {
const member = getMember(nodeId)
if (!member || !member.childrenIds || member.childrenIds.length === 0) {
skippedNoChildren++
return
}
// 如果该节点被折叠,不绘制到子节点的连线
if (collapsedNodes.has(nodeId)) {
skippedCollapsed++
return
}
// 如果该节点被祖先折叠隐藏,跳过
if (isNodeHiddenByCollapse(nodeId)) {
skippedHidden++
return
}
// 检查元素是否仍在 DOM 中且可见
if (!document.body.contains(nodeElement)) {
skippedNotInDom++
return
}
const parentRect = nodeElement.getBoundingClientRect()
// 如果元素不可见(宽高为0),跳过
if (parentRect.width === 0 || parentRect.height === 0) {
skippedZeroSize++
return
}
processedCount++
// 考虑缩放因素:getBoundingClientRect 返回的是缩放后的尺寸
// 需要除以 scale 来获取实际的逻辑位置
const parentCenterX = (parentRect.left + parentRect.width / 2 - containerRect.left) / scale
const parentBottomY = (parentRect.bottom - containerRect.top) / scale
// 获取所有子节点的位置
const childPositions = member.childrenIds
.map(childId => {
const childElement = nodeRefs.current.get(childId)
if (!childElement) return null
// 检查子元素是否仍在 DOM 中
if (!document.body.contains(childElement)) return null
const childRect = childElement.getBoundingClientRect()
// 如果子元素不可见,跳过
if (childRect.width === 0 || childRect.height === 0) return null
return {
id: childId,
centerX: (childRect.left + childRect.width / 2 - containerRect.left) / scale,
topY: (childRect.top - containerRect.top) / scale
}
})
.filter(Boolean) as Array<{ id: string; centerX: number; topY: number }>
if (childPositions.length === 0) return
// 父节点到水平线的垂直连线
const verticalLineY = parentBottomY + CONNECTOR_HEIGHT / 2
newConnections.push({
from: { x: parentCenterX, y: parentBottomY },
to: { x: parentCenterX, y: verticalLineY },
type: 'vertical'
})
// 如果有多个子节点,绘制水平连线
if (childPositions.length > 1) {
const leftmostX = Math.min(...childPositions.map(p => p.centerX))
const rightmostX = Math.max(...childPositions.map(p => p.centerX))
newConnections.push({
from: { x: leftmostX, y: verticalLineY },
to: { x: rightmostX, y: verticalLineY },
type: 'horizontal'
})
}
// 每个子节点的垂直连线
childPositions.forEach(child => {
newConnections.push({
from: { x: child.centerX, y: verticalLineY },
to: { x: child.centerX, y: child.topY },
type: 'vertical'
})
})
})
setConnections(newConnections)
}, [getMember, collapsedNodes, isNodeHiddenByCollapse, scale])
// 折叠状态变化时重新计算连线
useEffect(() => {
// 多次延迟计算,等待 DOM 完全更新
const timers: NodeJS.Timeout[] = []
timers.push(setTimeout(calculateConnections, 50))
timers.push(setTimeout(calculateConnections, 150))
timers.push(setTimeout(calculateConnections, 300))
timers.push(setTimeout(calculateConnections, 500))
timers.push(setTimeout(calculateConnections, 1000))
return () => timers.forEach(timer => clearTimeout(timer))
}, [collapsedNodes, calculateConnections])
// 缩放变化时重新计算连线
useEffect(() => {
calculateConnections()
}, [scale, calculateConnections])
// 节点注册变化时重新计算连线(防抖)
useEffect(() => {
if (nodeRegisteredCount === 0) return
const timer = setTimeout(calculateConnections, 100)
return () => clearTimeout(timer)
}, [nodeRegisteredCount, calculateConnections])
useEffect(() => {
// 多次尝试计算,确保 DOM 完全渲染
// 对于大型族谱(100+人),需要更长的延迟
const timers: NodeJS.Timeout[] = []
timers.push(setTimeout(calculateConnections, 100))
timers.push(setTimeout(calculateConnections, 300))
timers.push(setTimeout(calculateConnections, 500))
timers.push(setTimeout(calculateConnections, 1000))
timers.push(setTimeout(calculateConnections, 2000))
timers.push(setTimeout(calculateConnections, 3000))
timers.push(setTimeout(calculateConnections, 5000))
// 监听窗口大小变化
window.addEventListener('resize', calculateConnections)
return () => {
timers.forEach(timer => clearTimeout(timer))
window.removeEventListener('resize', calculateConnections)
}
}, [calculateConnections, treeData])
// 预计算排序后的子节点映射,避免每次渲染时重复计算
const sortedChildrenMap = useMemo(() => {
const map = new Map<string, string[]>()
Object.values(treeData.members).forEach(member => {
if (member.childrenIds && member.childrenIds.length > 0) {
const sorted = [...member.childrenIds].sort((aId, bId) => {
const a = treeData.members[aId]
const b = treeData.members[bId]
if (!a || !b) return 0
const aIsFounder = a.tags?.includes('始祖') || a.generation === 1
const bIsFounder = b.tags?.includes('始祖') || b.generation === 1
if (aIsFounder && !bIsFounder) return -1
if (!aIsFounder && bIsFounder) return 1
return (a.birthDate || "").localeCompare(b.birthDate || "")
})
map.set(member.id, sorted)
}
})
return map
}, [treeData.members])
if (!root) return null
// 姓名分解函数:将全名分解为姓和名
const parseName = (fullName: string): { surname: string; givenName: string } => {
const name = fullName.trim()
if (!name) return { surname: '', givenName: '' }
// 常见复姓列表
const compoundSurnames = [
'欧阳', '太史', '端木', '上官', '司马', '东方', '独孤', '南宫', '万俟', '闻人',
'夏侯', '诸葛', '尉迟', '公羊', '赫连', '澹台', '皇甫', '宗政', '濮阳', '公冶',
'太叔', '申屠', '公孙', '慕容', '仲孙', '钟离', '长孙', '宇文', '司徒', '鲜于',
'司空', '闾丘', '子车', '亓官', '司寇', '巫马', '公西', '颛孙', '壤驷', '公良',
'漆雕', '乐正', '宰父', '谷梁', '拓跋', '夹谷', '轩辕', '令狐', '段干', '百里',
'呼延', '东郭', '南门', '羊舌', '微生', '公户', '公玉', '公仪', '梁丘', '公仲',
'公上', '公门', '公山', '公坚', '左丘', '公伯', '西门', '公祖', '第五', '公乘',
'贯丘', '公皙', '南荣', '东里', '东宫', '仲长', '子书', '子桑', '即墨', '达奚', '褚师'
]
// 检查是否是复姓
for (const compound of compoundSurnames) {
if (name.startsWith(compound) && name.length > compound.length) {
return {
surname: compound,
givenName: name.slice(compound.length)
}
}
}
// 单姓处理
if (name.length >= 2) {
return {
surname: name.charAt(0),
givenName: name.slice(1)
}
}
// 只有一个字,作为姓
return { surname: name, givenName: '' }
}
// 递归渲染树节点 - 使用 memo 优化
const handleCreateNewRelation = (prefillName: string, relationType: RelationType) => {
if (!relationDialog) return
const params = new URLSearchParams()
// 分解姓名
const { surname, givenName } = parseName(prefillName)
if (surname) params.set("surname", surname)
if (givenName) params.set("givenName", givenName)
if (relationType === "child") {
params.set("generation", String(relationDialog.member.generation + 1))
if (relationDialog.member.gender === "MALE") {
params.set("fatherId", relationDialog.member.id)
if (relationDialog.member.spouseIds?.length) {
params.set("motherId", relationDialog.member.spouseIds[0])
}
} else if (relationDialog.member.gender === "FEMALE") {
params.set("motherId", relationDialog.member.id)
if (relationDialog.member.spouseIds?.length) {
params.set("fatherId", relationDialog.member.spouseIds[0])
}
}
} else if (relationType === "spouse") {
params.set("generation", String(relationDialog.member.generation))
params.set("spouseId", relationDialog.member.id)
params.set("gender", relationDialog.member.gender === "MALE" ? "FEMALE" : "MALE")
// 如果当前成员有子女,将他们也作为新配偶的子女
if (relationDialog.member.childrenIds && relationDialog.member.childrenIds.length > 0) {
relationDialog.member.childrenIds.forEach(id => {
params.append('childrenIds', id)
})
}
} else if (relationType === "father") {
// 如果是第1代成员,新父母的世代也设为1(后端会重新计算所有成员世代)
params.set("generation", String(relationDialog.member.generation === 1 ? 1 : relationDialog.member.generation - 1))
params.set("childId", relationDialog.member.id)
params.set("gender", "MALE")
// 如果已有母亲,设为配偶
if (relationDialog.member.motherId) {
params.set("spouseId", relationDialog.member.motherId)
}
} else if (relationType === "mother") {
// 如果是第1代成员,新父母的世代也设为1(后端会重新计算所有成员世代)
params.set("generation", String(relationDialog.member.generation === 1 ? 1 : relationDialog.member.generation - 1))
params.set("childId", relationDialog.member.id)
params.set("gender", "FEMALE")
// 如果已有父亲,设为配偶
if (relationDialog.member.fatherId) {
params.set("spouseId", relationDialog.member.fatherId)
}
}
const treeParams = new URLSearchParams(window.location.search)
treeParams.forEach((value, key) => {
params.set(key, value)
})
window.location.href = `/members/new?${params.toString()}`
}
// 准备根节点数据
const rootSpouses = root.spouseIds && root.spouseIds.length > 0
? root.spouseIds.map(id => getMember(id)).filter((s): s is FamilyMember => s !== undefined)
: []
const rootHasChildren = root.childrenIds && root.childrenIds.length > 0
const rootChildren = rootHasChildren
? (sortedChildrenMap.get(root.id) || [])
.map(id => getMember(id))
.filter((c): c is FamilyMember => c !== undefined)
: []
return (
<div className="relative">
<div ref={containerRef} className="p-12 min-w-fit relative" style={{ minHeight: '100%' }}>
{/* 连线层 - 使用 div 绘制 */}
<div className="absolute inset-0 pointer-events-none" style={{ zIndex: 1 }}>
{connections.map((conn, index) => {
const isHorizontal = conn.type === 'horizontal'
// 使用 1px 但通过 transform scale 缩小来实现细线
const width = isHorizontal ? Math.abs(conn.to.x - conn.from.x) : 1
const height = isHorizontal ? 1 : Math.abs(conn.to.y - conn.from.y)
const left = Math.min(conn.from.x, conn.to.x)
const top = Math.min(conn.from.y, conn.to.y)
// 跳过无效的连线(宽度或高度为0)
if (width <= 0 || height <= 0) return null
return (
<div
key={index}
className="absolute"
style={{
left: `${left}px`,
top: `${top}px`,
width: `${width}px`,
height: `${height}px`,
backgroundColor: 'rgba(180, 83, 9, 0.7)',
transform: isHorizontal ? 'scaleY(0.5)' : 'scaleX(0.5)',
transformOrigin: 'top left',
}}
/>
)
})}
</div>
{/* 树节点层 */}
<div className="relative" style={{ zIndex: 10 }} key="tree-root">
<TreeNode
member={root}
spouses={rootSpouses}
children={rootChildren}
isRoot={true}
isHighlighted={root.id === highlightedMemberId}
highlightedMemberId={highlightedMemberId}
relationMode={relationMode}
isSelected={selectedMembers.includes(root.id)}
selectedMembers={selectedMembers}
canEdit={canEdit}
hasChildren={rootHasChildren || false}
isCollapsed={collapsedNodes.has(root.id)}
collapsedNodes={collapsedNodes}
onNodeClick={handleNodeClick}
onAddRelation={handleAddRelation}
onToggleCollapse={toggleCollapse}
onNodeRef={handleNodeRef}
getMember={getMember}
sortedChildrenMap={sortedChildrenMap}
horizontalGap={HORIZONTAL_GAP}
verticalGap={VERTICAL_GAP}
/>
</div>
</div>
{relationDialog && (
<AddRelationDialog
open={!!relationDialog}
onOpenChange={(open) => {
if (!open) setRelationDialog(null)
}}
member={relationDialog.member}
relationType={relationDialog.type}
onCreateNew={handleCreateNewRelation}
/>
)}
</div>
)
}