flow-funding/components/nodes/FunnelNode.tsx

540 lines
22 KiB
TypeScript

'use client'
import { memo, useState, useCallback, useRef, useEffect } from 'react'
import { Handle, Position } from '@xyflow/react'
import type { NodeProps } from '@xyflow/react'
import type { FunnelNodeData } from '@/lib/types'
// Colors
const SPENDING_COLORS = ['#3b82f6', '#8b5cf6', '#ec4899', '#06b6d4', '#10b981', '#6366f1']
const OVERFLOW_COLORS = ['#f59e0b', '#ef4444', '#f97316', '#eab308', '#dc2626', '#ea580c']
function FunnelNode({ data, selected, id }: NodeProps) {
const nodeData = data as FunnelNodeData
const { label, currentValue, maxCapacity, overflowAllocations = [], spendingAllocations = [] } = nodeData
const [minThreshold, setMinThreshold] = useState(nodeData.minThreshold)
const [maxThreshold, setMaxThreshold] = useState(nodeData.maxThreshold)
const [isEditing, setIsEditing] = useState(false)
const [draggingPie, setDraggingPie] = useState<{ type: 'overflow' | 'spending', index: number } | null>(null)
const [localOverflow, setLocalOverflow] = useState(overflowAllocations)
const [localSpending, setLocalSpending] = useState(spendingAllocations)
const sliderRef = useRef<HTMLDivElement>(null)
const overflowPieRef = useRef<SVGSVGElement>(null)
const spendingPieRef = useRef<SVGSVGElement>(null)
// Calculate status
const isOverflowing = currentValue > maxThreshold
const isCritical = currentValue < minThreshold
const fillPercent = Math.min(100, (currentValue / maxCapacity) * 100)
// Simplified funnel dimensions
const width = 140
const height = 100
const topWidth = 120
const bottomWidth = 40
// Double-click to edit
const handleDoubleClick = useCallback((e: React.MouseEvent) => {
e.stopPropagation()
setLocalOverflow([...overflowAllocations])
setLocalSpending([...spendingAllocations])
setIsEditing(true)
}, [overflowAllocations, spendingAllocations])
const handleCloseEdit = useCallback(() => {
setIsEditing(false)
}, [])
// Threshold slider drag
const [draggingThreshold, setDraggingThreshold] = useState<'min' | 'max' | null>(null)
const handleThresholdMouseDown = useCallback((e: React.MouseEvent, type: 'min' | 'max') => {
e.stopPropagation()
setDraggingThreshold(type)
}, [])
useEffect(() => {
if (!draggingThreshold || !sliderRef.current) return
const handleMove = (e: MouseEvent) => {
const rect = sliderRef.current!.getBoundingClientRect()
const x = Math.max(0, Math.min(rect.width, e.clientX - rect.left))
const value = Math.round((x / rect.width) * maxCapacity)
if (draggingThreshold === 'min') {
setMinThreshold(Math.min(value, maxThreshold - 1000))
} else {
setMaxThreshold(Math.max(value, minThreshold + 1000))
}
}
const handleUp = () => setDraggingThreshold(null)
window.addEventListener('mousemove', handleMove)
window.addEventListener('mouseup', handleUp)
return () => {
window.removeEventListener('mousemove', handleMove)
window.removeEventListener('mouseup', handleUp)
}
}, [draggingThreshold, maxCapacity, minThreshold, maxThreshold])
// Pie chart drag editing
useEffect(() => {
if (!draggingPie) return
const handleMove = (e: MouseEvent) => {
const pieRef = draggingPie.type === 'overflow' ? overflowPieRef.current : spendingPieRef.current
if (!pieRef) return
const rect = pieRef.getBoundingClientRect()
const centerX = rect.left + rect.width / 2
const centerY = rect.top + rect.height / 2
const angle = Math.atan2(e.clientY - centerY, e.clientX - centerX) * (180 / Math.PI) + 90
const normalizedAngle = ((angle % 360) + 360) % 360
const percentage = Math.round((normalizedAngle / 360) * 100)
if (draggingPie.type === 'overflow') {
setLocalOverflow(prev => {
const newAllocs = [...prev]
const total = newAllocs.reduce((sum, a) => sum + a.percentage, 0)
const diff = percentage - newAllocs[draggingPie.index].percentage
// Redistribute to maintain 100% total
if (newAllocs.length > 1) {
const otherIdx = (draggingPie.index + 1) % newAllocs.length
const newOther = Math.max(5, newAllocs[otherIdx].percentage - diff)
const newCurrent = Math.max(5, Math.min(95, percentage))
newAllocs[draggingPie.index] = { ...newAllocs[draggingPie.index], percentage: newCurrent }
newAllocs[otherIdx] = { ...newAllocs[otherIdx], percentage: 100 - newCurrent - newAllocs.filter((_, i) => i !== draggingPie.index && i !== otherIdx).reduce((s, a) => s + a.percentage, 0) }
}
return newAllocs
})
} else {
setLocalSpending(prev => {
const newAllocs = [...prev]
if (newAllocs.length > 1) {
const otherIdx = (draggingPie.index + 1) % newAllocs.length
const newCurrent = Math.max(5, Math.min(95, percentage))
newAllocs[draggingPie.index] = { ...newAllocs[draggingPie.index], percentage: newCurrent }
newAllocs[otherIdx] = { ...newAllocs[otherIdx], percentage: 100 - newCurrent - newAllocs.filter((_, i) => i !== draggingPie.index && i !== otherIdx).reduce((s, a) => s + a.percentage, 0) }
}
return newAllocs
})
}
}
const handleUp = () => setDraggingPie(null)
window.addEventListener('mousemove', handleMove)
window.addEventListener('mouseup', handleUp)
return () => {
window.removeEventListener('mousemove', handleMove)
window.removeEventListener('mouseup', handleUp)
}
}, [draggingPie])
// Pie chart rendering helper
const renderPieChart = (allocations: typeof overflowAllocations, colors: string[], type: 'overflow' | 'spending', size: number) => {
if (allocations.length === 0) return null
const center = size / 2
const radius = size / 2 - 4
let currentAngle = -90
return allocations.map((alloc, idx) => {
const angle = (alloc.percentage / 100) * 360
const startAngle = currentAngle
const endAngle = currentAngle + angle
currentAngle = endAngle
const startRad = (startAngle * Math.PI) / 180
const endRad = (endAngle * Math.PI) / 180
const x1 = center + radius * Math.cos(startRad)
const y1 = center + radius * Math.sin(startRad)
const x2 = center + radius * Math.cos(endRad)
const y2 = center + radius * Math.sin(endRad)
const largeArc = angle > 180 ? 1 : 0
return (
<path
key={idx}
d={`M ${center} ${center} L ${x1} ${y1} A ${radius} ${radius} 0 ${largeArc} 1 ${x2} ${y2} Z`}
fill={alloc.color || colors[idx % colors.length]}
stroke="white"
strokeWidth="2"
className={isEditing ? 'cursor-grab hover:opacity-80' : ''}
onMouseDown={isEditing ? (e) => {
e.stopPropagation()
setDraggingPie({ type, index: idx })
} : undefined}
/>
)
})
}
// Simple bar representation for allocations
const renderSimpleBars = (allocations: typeof overflowAllocations, colors: string[], direction: 'horizontal' | 'vertical') => {
if (allocations.length === 0) return null
return (
<div className={`flex ${direction === 'horizontal' ? 'flex-row h-2' : 'flex-col w-2'} rounded overflow-hidden`}>
{allocations.map((alloc, idx) => (
<div
key={idx}
className="transition-all"
style={{
backgroundColor: alloc.color || colors[idx % colors.length],
[direction === 'horizontal' ? 'width' : 'height']: `${alloc.percentage}%`,
}}
/>
))}
</div>
)
}
const hasOverflow = overflowAllocations.length > 0
const hasSpending = spendingAllocations.length > 0
return (
<>
<div
className={`
bg-white rounded-xl shadow-lg border-2 transition-all duration-200
${selected ? 'border-blue-500 shadow-blue-200' : 'border-slate-200'}
${isEditing ? 'ring-2 ring-blue-400 ring-offset-2' : ''}
`}
style={{ width: width + 40 }}
onDoubleClick={handleDoubleClick}
>
{/* TOP Handle - INFLOWS */}
<Handle
type="target"
position={Position.Top}
className="!w-4 !h-4 !bg-emerald-500 !border-2 !border-white !-top-2"
/>
{/* Header */}
<div className="px-3 py-2 border-b border-slate-100">
<div className="flex items-center justify-between">
<span className="font-semibold text-slate-800 text-sm">{label}</span>
<span className={`text-[10px] px-1.5 py-0.5 rounded-full ${
isOverflowing ? 'bg-amber-100 text-amber-700' :
isCritical ? 'bg-red-100 text-red-700' : 'bg-emerald-100 text-emerald-700'
}`}>
{isOverflowing ? 'OVER' : isCritical ? 'LOW' : 'OK'}
</span>
</div>
</div>
{/* Simplified Funnel View */}
<div className="p-3">
{/* Inflow indicator */}
<div className="flex items-center justify-center gap-1 mb-2">
<span className="text-[9px] text-emerald-600 uppercase">In</span>
<svg className="w-3 h-3 text-emerald-500" viewBox="0 0 24 24" fill="currentColor">
<path d="M12 4l-8 8h5v8h6v-8h5z"/>
</svg>
</div>
{/* Simple funnel shape with fill */}
<svg width={width} height={height} className="mx-auto">
<defs>
<linearGradient id={`fill-${id}`} x1="0%" y1="100%" x2="0%" y2="0%">
<stop offset="0%" stopColor={isOverflowing ? '#fbbf24' : isCritical ? '#f87171' : '#34d399'} />
<stop offset="100%" stopColor={isOverflowing ? '#fde68a' : isCritical ? '#fca5a5' : '#6ee7b7'} />
</linearGradient>
<clipPath id={`funnel-${id}`}>
<path d={`
M ${(width - topWidth) / 2} 0
L ${(width + topWidth) / 2} 0
L ${(width + bottomWidth) / 2} ${height}
L ${(width - bottomWidth) / 2} ${height}
Z
`} />
</clipPath>
</defs>
{/* Funnel background */}
<path
d={`
M ${(width - topWidth) / 2} 0
L ${(width + topWidth) / 2} 0
L ${(width + bottomWidth) / 2} ${height}
L ${(width - bottomWidth) / 2} ${height}
Z
`}
fill="#f1f5f9"
stroke="#94a3b8"
strokeWidth="2"
/>
{/* Fill level */}
<g clipPath={`url(#funnel-${id})`}>
<rect
x={0}
y={height - (height * fillPercent / 100)}
width={width}
height={height * fillPercent / 100}
fill={`url(#fill-${id})`}
>
<animate
attributeName="y"
values={`${height - (height * fillPercent / 100)};${height - (height * fillPercent / 100) - 2};${height - (height * fillPercent / 100)}`}
dur="2s"
repeatCount="indefinite"
/>
</rect>
</g>
{/* Funnel outline */}
<path
d={`
M ${(width - topWidth) / 2} 0
L ${(width + topWidth) / 2} 0
L ${(width + bottomWidth) / 2} ${height}
L ${(width - bottomWidth) / 2} ${height}
Z
`}
fill="none"
stroke="#64748b"
strokeWidth="2"
/>
</svg>
{/* Value */}
<div className="text-center mt-2">
<span className={`text-base font-bold font-mono ${
isOverflowing ? 'text-amber-600' : isCritical ? 'text-red-600' : 'text-emerald-600'
}`}>
${Math.floor(currentValue / 1000)}k
</span>
</div>
{/* Simplified allocation bars */}
<div className="flex items-center justify-between mt-3 gap-2">
{/* Outflow (left side) */}
<div className="flex flex-col items-center flex-1">
<span className="text-[8px] text-amber-600 uppercase mb-1">Out</span>
{hasOverflow ? (
renderSimpleBars(overflowAllocations, OVERFLOW_COLORS, 'horizontal')
) : (
<div className="h-2 w-full bg-slate-100 rounded" />
)}
</div>
{/* Outcomes (bottom indicator) */}
<div className="flex flex-col items-center flex-1">
<span className="text-[8px] text-blue-600 uppercase mb-1">Spend</span>
{hasSpending ? (
renderSimpleBars(spendingAllocations, SPENDING_COLORS, 'horizontal')
) : (
<div className="h-2 w-full bg-slate-100 rounded" />
)}
</div>
</div>
<div className="text-center mt-2">
<span className="text-[8px] text-slate-400">Double-click to edit</span>
</div>
</div>
{/* SIDE Handles - OUTFLOWS to other funnels */}
<Handle
type="source"
position={Position.Left}
id="outflow-left"
className="!w-3 !h-3 !bg-amber-500 !border-2 !border-white"
style={{ top: '50%' }}
/>
<Handle
type="source"
position={Position.Right}
id="outflow-right"
className="!w-3 !h-3 !bg-amber-500 !border-2 !border-white"
style={{ top: '50%' }}
/>
{/* BOTTOM Handle - OUTCOMES/DELIVERABLES */}
<Handle
type="source"
position={Position.Bottom}
className="!w-4 !h-4 !bg-blue-500 !border-2 !border-white !-bottom-2"
/>
</div>
{/* Edit Modal */}
{isEditing && (
<div
className="fixed inset-0 bg-black/50 flex items-center justify-center z-50"
onClick={handleCloseEdit}
>
<div
className="bg-white rounded-2xl shadow-2xl p-6 min-w-[400px] max-w-lg"
onClick={(e) => e.stopPropagation()}
>
<div className="flex items-center justify-between mb-4">
<h3 className="text-lg font-bold text-slate-800">{label}</h3>
<button
onClick={handleCloseEdit}
className="text-slate-400 hover:text-slate-600"
>
<svg className="w-5 h-5" fill="none" viewBox="0 0 24 24" stroke="currentColor">
<path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M6 18L18 6M6 6l12 12" />
</svg>
</button>
</div>
{/* Current Value Display */}
<div className="text-center mb-4">
<span className={`text-3xl font-bold font-mono ${
isOverflowing ? 'text-amber-600' : isCritical ? 'text-red-600' : 'text-emerald-600'
}`}>
${Math.floor(currentValue).toLocaleString()}
</span>
<span className="text-slate-400 text-sm ml-2">/ ${maxCapacity.toLocaleString()}</span>
</div>
{/* MIN/MAX Threshold Slider */}
<div className="mb-6">
<div className="flex justify-between text-xs text-slate-500 mb-2">
<span>MIN: <span className="text-red-600 font-mono font-medium">${(minThreshold/1000).toFixed(0)}k</span></span>
<span>MAX: <span className="text-amber-600 font-mono font-medium">${(maxThreshold/1000).toFixed(0)}k</span></span>
</div>
<div
ref={sliderRef}
className="relative h-6 bg-slate-100 rounded-full cursor-pointer"
>
{/* Zone colors */}
<div className="absolute inset-0 rounded-full overflow-hidden">
<div
className="absolute h-full bg-red-200"
style={{ left: 0, width: `${(minThreshold / maxCapacity) * 100}%` }}
/>
<div
className="absolute h-full bg-emerald-200"
style={{
left: `${(minThreshold / maxCapacity) * 100}%`,
width: `${((maxThreshold - minThreshold) / maxCapacity) * 100}%`
}}
/>
<div
className="absolute h-full bg-amber-200"
style={{ left: `${(maxThreshold / maxCapacity) * 100}%`, right: 0 }}
/>
</div>
{/* Current value indicator */}
<div
className="absolute top-0 bottom-0 w-1 bg-slate-800 rounded"
style={{ left: `${Math.min(100, (currentValue / maxCapacity) * 100)}%` }}
/>
{/* Min handle */}
<div
className={`absolute top-1/2 -translate-y-1/2 w-5 h-5 bg-red-500 border-2 border-white rounded-full shadow-lg cursor-grab ${draggingThreshold === 'min' ? 'cursor-grabbing scale-110' : 'hover:scale-105'}`}
style={{ left: `calc(${(minThreshold / maxCapacity) * 100}% - 10px)` }}
onMouseDown={(e) => handleThresholdMouseDown(e, 'min')}
/>
{/* Max handle */}
<div
className={`absolute top-1/2 -translate-y-1/2 w-5 h-5 bg-amber-500 border-2 border-white rounded-full shadow-lg cursor-grab ${draggingThreshold === 'max' ? 'cursor-grabbing scale-110' : 'hover:scale-105'}`}
style={{ left: `calc(${(maxThreshold / maxCapacity) * 100}% - 10px)` }}
onMouseDown={(e) => handleThresholdMouseDown(e, 'max')}
/>
</div>
<div className="flex justify-between text-[10px] text-slate-400 mt-1">
<span>$0</span>
<span className="text-slate-600 font-medium">Drag handles to adjust</span>
<span>${(maxCapacity/1000).toFixed(0)}k</span>
</div>
</div>
{/* Pie Charts Row */}
<div className="flex gap-6 justify-center">
{/* Outflows Pie */}
{localOverflow.length > 0 && (
<div className="flex flex-col items-center">
<span className="text-xs text-amber-600 font-medium uppercase tracking-wide mb-2">
Outflows (to Funnels)
</span>
<svg ref={overflowPieRef} width={120} height={120} className="cursor-pointer">
{renderPieChart(localOverflow, OVERFLOW_COLORS, 'overflow', 120)}
<circle cx={60} cy={60} r={25} fill="white" />
<text x={60} y={64} textAnchor="middle" className="text-xs fill-slate-500 font-medium">
</text>
</svg>
<div className="mt-2 space-y-1">
{localOverflow.map((alloc, idx) => (
<div key={idx} className="flex items-center gap-2 text-xs">
<div
className="w-3 h-3 rounded"
style={{ backgroundColor: alloc.color || OVERFLOW_COLORS[idx] }}
/>
<span className="text-slate-600 truncate max-w-[80px]">{alloc.targetId}</span>
<span className="text-amber-600 font-mono">{alloc.percentage}%</span>
</div>
))}
</div>
</div>
)}
{/* Spending Pie */}
{localSpending.length > 0 && (
<div className="flex flex-col items-center">
<span className="text-xs text-blue-600 font-medium uppercase tracking-wide mb-2">
Spending (to Outcomes)
</span>
<svg ref={spendingPieRef} width={120} height={120} className="cursor-pointer">
{renderPieChart(localSpending, SPENDING_COLORS, 'spending', 120)}
<circle cx={60} cy={60} r={25} fill="white" />
<text x={60} y={64} textAnchor="middle" className="text-xs fill-slate-500 font-medium">
</text>
</svg>
<div className="mt-2 space-y-1">
{localSpending.map((alloc, idx) => (
<div key={idx} className="flex items-center gap-2 text-xs">
<div
className="w-3 h-3 rounded"
style={{ backgroundColor: alloc.color || SPENDING_COLORS[idx] }}
/>
<span className="text-slate-600 truncate max-w-[80px]">{alloc.targetId}</span>
<span className="text-blue-600 font-mono">{alloc.percentage}%</span>
</div>
))}
</div>
</div>
)}
</div>
{(localOverflow.length > 0 || localSpending.length > 0) && (
<p className="text-center text-[10px] text-slate-400 mt-4">
Drag pie slices to adjust allocations
</p>
)}
{/* Close button */}
<div className="flex justify-center mt-6">
<button
onClick={handleCloseEdit}
className="px-6 py-2 bg-slate-800 text-white rounded-lg hover:bg-slate-700 transition-colors font-medium"
>
Done
</button>
</div>
</div>
</div>
)}
</>
)
}
export default memo(FunnelNode)