flow-funding/components/nodes/FunnelNode.tsx

553 lines
23 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'
// Pie chart colors for spending (cool tones - going DOWN to outcomes)
const SPENDING_COLORS = ['#3b82f6', '#8b5cf6', '#ec4899', '#06b6d4', '#10b981', '#6366f1']
// Overflow colors (warm tones - going SIDEWAYS to other funnels)
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 [dragging, setDragging] = useState<'min' | 'max' | null>(null)
const [isEditing, setIsEditing] = useState(false)
const [editValues, setEditValues] = useState({
minThreshold: nodeData.minThreshold,
maxThreshold: nodeData.maxThreshold,
label: label,
})
const sliderRef = useRef<HTMLDivElement>(null)
// Calculate status
const isOverflowing = currentValue > maxThreshold
const isCritical = currentValue < minThreshold
// Funnel dimensions
const width = 200
const height = 160
const topWidth = 180
const bottomWidth = 50
const padding = 8
// Calculate Y positions
const scaleY = (value: number) => padding + ((maxCapacity - value) / maxCapacity) * (height * 0.65)
const maxY = scaleY(maxThreshold)
const minY = scaleY(minThreshold)
const funnelStartY = minY + 10
const balanceY = Math.max(padding, scaleY(Math.min(currentValue, maxCapacity * 1.1)))
// Funnel shape
const leftTop = (width - topWidth) / 2
const rightTop = (width + topWidth) / 2
const leftBottom = (width - bottomWidth) / 2
const rightBottom = (width + bottomWidth) / 2
const clipPath = `
M ${leftTop} ${padding}
L ${rightTop} ${padding}
L ${rightTop} ${funnelStartY}
L ${rightBottom} ${height - padding - 10}
L ${rightBottom} ${height - padding}
L ${leftBottom} ${height - padding}
L ${leftBottom} ${height - padding - 10}
L ${leftTop} ${funnelStartY}
Z
`
// Dual range slider logic
const handleSliderMouseDown = useCallback((e: React.MouseEvent, type: 'min' | 'max') => {
e.stopPropagation()
setDragging(type)
}, [])
const handleSliderMouseMove = useCallback((e: MouseEvent) => {
if (!dragging || !sliderRef.current) return
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 (dragging === 'min') {
setMinThreshold(Math.min(value, maxThreshold - 1000))
} else {
setMaxThreshold(Math.max(value, minThreshold + 1000))
}
}, [dragging, maxCapacity, minThreshold, maxThreshold])
const handleSliderMouseUp = useCallback(() => {
setDragging(null)
}, [])
useEffect(() => {
if (dragging) {
window.addEventListener('mousemove', handleSliderMouseMove)
window.addEventListener('mouseup', handleSliderMouseUp)
return () => {
window.removeEventListener('mousemove', handleSliderMouseMove)
window.removeEventListener('mouseup', handleSliderMouseUp)
}
}
}, [dragging, handleSliderMouseMove, handleSliderMouseUp])
// Double-click to edit
const handleDoubleClick = useCallback((e: React.MouseEvent) => {
e.stopPropagation()
setEditValues({
minThreshold,
maxThreshold,
label,
})
setIsEditing(true)
}, [minThreshold, maxThreshold, label])
const handleSaveEdit = useCallback(() => {
setMinThreshold(editValues.minThreshold)
setMaxThreshold(editValues.maxThreshold)
setIsEditing(false)
}, [editValues])
const handleCancelEdit = useCallback(() => {
setIsEditing(false)
}, [])
// Pie chart calculations for SPENDING (downward to outcomes)
const spendingPieRadius = 20
const spendingPieCenter = { x: spendingPieRadius + 4, y: spendingPieRadius + 4 }
const getSpendingPieSlices = () => {
if (spendingAllocations.length === 0) return []
let currentAngle = -90
return spendingAllocations.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 = spendingPieCenter.x + spendingPieRadius * Math.cos(startRad)
const y1 = spendingPieCenter.y + spendingPieRadius * Math.sin(startRad)
const x2 = spendingPieCenter.x + spendingPieRadius * Math.cos(endRad)
const y2 = spendingPieCenter.y + spendingPieRadius * Math.sin(endRad)
const largeArc = angle > 180 ? 1 : 0
return {
path: `M ${spendingPieCenter.x} ${spendingPieCenter.y} L ${x1} ${y1} A ${spendingPieRadius} ${spendingPieRadius} 0 ${largeArc} 1 ${x2} ${y2} Z`,
color: alloc.color || SPENDING_COLORS[idx % SPENDING_COLORS.length],
percentage: alloc.percentage,
targetId: alloc.targetId,
}
})
}
// Mini bar chart for OVERFLOW (sideways to other funnels)
const getOverflowBars = () => {
return overflowAllocations.map((alloc, idx) => ({
color: alloc.color || OVERFLOW_COLORS[idx % OVERFLOW_COLORS.length],
percentage: alloc.percentage,
targetId: alloc.targetId,
}))
}
const spendingSlices = getSpendingPieSlices()
const overflowBars = getOverflowBars()
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'}
`}
style={{ width: width + 80 }}
onDoubleClick={handleDoubleClick}
>
{/* Top Handle - Inflow from parent funnel overflow */}
<Handle
type="target"
position={Position.Top}
className="!w-4 !h-4 !bg-blue-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-xs px-2 py-0.5 rounded-full ${
isOverflowing ? 'bg-amber-100 text-amber-700' :
isCritical ? 'bg-red-100 text-red-700' : 'bg-emerald-100 text-emerald-700'
}`}>
{isOverflowing ? 'OVERFLOW' : isCritical ? 'CRITICAL' : 'HEALTHY'}
</span>
</div>
</div>
{/* Main content */}
<div className="flex items-start p-2 gap-2">
{/* Funnel SVG */}
<svg width={width} height={height} className="flex-shrink-0">
<defs>
<linearGradient id={`fill-${id}`} x1="0%" y1="0%" x2="0%" y2="100%">
<stop offset="0%" stopColor={isOverflowing ? '#fbbf24' : isCritical ? '#f87171' : '#34d399'} />
<stop offset="100%" stopColor={isOverflowing ? '#f59e0b' : isCritical ? '#ef4444' : '#10b981'} />
</linearGradient>
<clipPath id={`clip-${id}`}>
<path d={clipPath} />
</clipPath>
</defs>
{/* Zone backgrounds */}
<rect x={leftTop} y={padding} width={topWidth} height={maxY - padding} fill="#fef3c7" />
<rect x={leftTop} y={maxY} width={topWidth} height={funnelStartY - maxY} fill="#d1fae5" />
<path
d={`M ${leftTop} ${funnelStartY} L ${leftBottom} ${height - padding - 10} L ${rightBottom} ${height - padding - 10} L ${rightTop} ${funnelStartY} Z`}
fill="#fee2e2"
/>
{/* Liquid fill */}
<g clipPath={`url(#clip-${id})`}>
<rect x={0} y={balanceY} width={width} height={height} fill={`url(#fill-${id})`}>
<animate attributeName="y" values={`${balanceY};${balanceY - 1};${balanceY}`} dur="2s" repeatCount="indefinite" />
</rect>
</g>
{/* Funnel outline */}
<path
d={`M ${leftTop} ${padding} L ${leftTop} ${funnelStartY} L ${leftBottom} ${height - padding - 10} L ${leftBottom} ${height - padding}
M ${rightBottom} ${height - padding} L ${rightBottom} ${height - padding - 10} L ${rightTop} ${funnelStartY} L ${rightTop} ${padding}`}
fill="none" stroke="#64748b" strokeWidth="2"
/>
<line x1={leftTop} y1={padding} x2={rightTop} y2={padding} stroke="#64748b" strokeWidth="2" />
{/* Threshold zone indicator */}
<rect x={rightTop + 4} y={maxY} width={6} height={minY - maxY} fill="#10b981" rx="2" />
<line x1={rightTop + 2} y1={maxY} x2={rightTop + 12} y2={maxY} stroke="#f59e0b" strokeWidth="2" />
<line x1={rightTop + 2} y1={minY} x2={rightTop + 12} y2={minY} stroke="#ef4444" strokeWidth="2" />
{/* Overflow particles - flying to the sides */}
{isOverflowing && (
<>
<circle r="4" fill="#f59e0b">
<animate attributeName="cx" values={`${leftTop + 20};${leftTop - 30}`} dur="0.6s" repeatCount="indefinite" />
<animate attributeName="cy" values={`${padding + 10};${padding + 30}`} dur="0.6s" repeatCount="indefinite" />
<animate attributeName="opacity" values="1;0" dur="0.6s" repeatCount="indefinite" />
</circle>
<circle r="4" fill="#f59e0b">
<animate attributeName="cx" values={`${rightTop - 20};${rightTop + 30}`} dur="0.7s" repeatCount="indefinite" begin="0.15s" />
<animate attributeName="cy" values={`${padding + 10};${padding + 30}`} dur="0.7s" repeatCount="indefinite" begin="0.15s" />
<animate attributeName="opacity" values="1;0" dur="0.7s" repeatCount="indefinite" begin="0.15s" />
</circle>
<circle r="3" fill="#fbbf24">
<animate attributeName="cx" values={`${leftTop + 30};${leftTop - 25}`} dur="0.8s" repeatCount="indefinite" begin="0.3s" />
<animate attributeName="cy" values={`${padding + 15};${padding + 40}`} dur="0.8s" repeatCount="indefinite" begin="0.3s" />
<animate attributeName="opacity" values="1;0" dur="0.8s" repeatCount="indefinite" begin="0.3s" />
</circle>
</>
)}
{/* Spending flow particles - going down through the funnel */}
{hasSpending && currentValue > minThreshold && (
<>
<circle r="3" fill="#3b82f6">
<animate attributeName="cx" values={`${width/2};${width/2}`} dur="1s" repeatCount="indefinite" />
<animate attributeName="cy" values={`${height - 30};${height + 10}`} dur="1s" repeatCount="indefinite" />
<animate attributeName="opacity" values="1;0" dur="1s" repeatCount="indefinite" />
</circle>
<circle r="2" fill="#8b5cf6">
<animate attributeName="cx" values={`${width/2 - 5};${width/2 - 5}`} dur="1.2s" repeatCount="indefinite" begin="0.4s" />
<animate attributeName="cy" values={`${height - 30};${height + 10}`} dur="1.2s" repeatCount="indefinite" begin="0.4s" />
<animate attributeName="opacity" values="1;0" dur="1.2s" repeatCount="indefinite" begin="0.4s" />
</circle>
</>
)}
</svg>
{/* Right side info */}
<div className="flex flex-col gap-2 min-w-[60px]">
{/* Spending pie chart (downward) */}
{hasSpending && (
<div className="flex flex-col items-center">
<span className="text-[9px] text-slate-500 uppercase tracking-wide mb-1">Spend</span>
<svg width={spendingPieRadius * 2 + 8} height={spendingPieRadius * 2 + 8}>
{spendingSlices.map((slice, idx) => (
<path key={idx} d={slice.path} fill={slice.color} stroke="white" strokeWidth="1" />
))}
<circle cx={spendingPieCenter.x} cy={spendingPieCenter.y} r={spendingPieRadius * 0.35} fill="white" />
<text x={spendingPieCenter.x} y={spendingPieCenter.y + 1} textAnchor="middle" dominantBaseline="middle" className="text-[8px] fill-slate-500">
</text>
</svg>
</div>
)}
{/* Overflow bars (sideways) */}
{hasOverflow && (
<div className="flex flex-col items-center">
<span className="text-[9px] text-amber-600 uppercase tracking-wide mb-1">Overflow</span>
<div className="flex gap-0.5">
{overflowBars.map((bar, idx) => (
<div
key={idx}
className="w-2 rounded-sm"
style={{
backgroundColor: bar.color,
height: `${Math.max(8, bar.percentage / 5)}px`,
}}
title={`${bar.percentage}%`}
/>
))}
</div>
<span className="text-[8px] text-slate-400 mt-0.5"> </span>
</div>
)}
</div>
</div>
{/* Value display */}
<div className="px-3 py-1 text-center border-t border-slate-100">
<span className={`text-lg font-bold font-mono ${
isOverflowing ? 'text-amber-600' : isCritical ? 'text-red-600' : 'text-emerald-600'
}`}>
${Math.floor(currentValue).toLocaleString()}
</span>
</div>
{/* Dual range slider */}
<div className="px-3 pb-3">
<div className="flex justify-between text-[10px] text-slate-500 mb-1">
<span>MIN: <span className="text-red-600 font-mono">${(minThreshold/1000).toFixed(0)}k</span></span>
<span>MAX: <span className="text-amber-600 font-mono">${(maxThreshold/1000).toFixed(0)}k</span></span>
</div>
<div
ref={sliderRef}
className="relative h-4 bg-slate-100 rounded-full cursor-pointer"
onClick={(e) => e.stopPropagation()}
>
{/* Track background */}
<div className="absolute inset-y-0 left-0 right-0 rounded-full overflow-hidden">
<div
className="absolute h-full bg-red-200"
style={{ left: 0, width: `${(minThreshold / maxCapacity) * 100}%` }}
/>
<div
className="absolute h-full bg-emerald-300"
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>
{/* Min handle */}
<div
className={`absolute top-1/2 -translate-y-1/2 w-4 h-4 bg-red-500 border-2 border-white rounded-full shadow cursor-grab ${dragging === 'min' ? 'cursor-grabbing scale-110' : ''}`}
style={{ left: `calc(${(minThreshold / maxCapacity) * 100}% - 8px)` }}
onMouseDown={(e) => handleSliderMouseDown(e, 'min')}
/>
{/* Max handle */}
<div
className={`absolute top-1/2 -translate-y-1/2 w-4 h-4 bg-amber-500 border-2 border-white rounded-full shadow cursor-grab ${dragging === 'max' ? 'cursor-grabbing scale-110' : ''}`}
style={{ left: `calc(${(maxThreshold / maxCapacity) * 100}% - 8px)` }}
onMouseDown={(e) => handleSliderMouseDown(e, 'max')}
/>
</div>
<div className="text-center mt-1">
<span className="text-[9px] text-slate-400">Double-click to edit</span>
</div>
</div>
{/* Bottom Handle - Spending outflow to outcomes */}
<Handle
type="source"
position={Position.Bottom}
className="!w-4 !h-4 !bg-pink-500 !border-2 !border-white !-bottom-2"
/>
{/* Side Handles - Overflow to other funnels */}
<Handle
type="source"
position={Position.Left}
id="overflow-left"
className="!w-3 !h-3 !bg-amber-500 !border-2 !border-white"
style={{ top: '25%' }}
/>
<Handle
type="source"
position={Position.Right}
id="overflow-right"
className="!w-3 !h-3 !bg-amber-500 !border-2 !border-white"
style={{ top: '25%' }}
/>
{/* Side Handles - Inflow from other funnel overflow */}
<Handle
type="target"
position={Position.Left}
id="inflow-left"
className="!w-3 !h-3 !bg-amber-400 !border-2 !border-white"
style={{ top: '40%' }}
/>
<Handle
type="target"
position={Position.Right}
id="inflow-right"
className="!w-3 !h-3 !bg-amber-400 !border-2 !border-white"
style={{ top: '40%' }}
/>
</div>
{/* Edit Modal */}
{isEditing && (
<div
className="fixed inset-0 bg-black/50 flex items-center justify-center z-50"
onClick={handleCancelEdit}
>
<div
className="bg-white rounded-xl shadow-2xl p-6 min-w-[320px] max-w-md"
onClick={(e) => e.stopPropagation()}
>
<h3 className="text-lg font-bold text-slate-800 mb-4">Edit {label}</h3>
<div className="space-y-4">
{/* Min Threshold */}
<div>
<label className="block text-sm font-medium text-slate-600 mb-1">
Minimum Threshold
</label>
<div className="flex items-center gap-2">
<input
type="range"
min={0}
max={editValues.maxThreshold - 1000}
value={editValues.minThreshold}
onChange={(e) => setEditValues(v => ({ ...v, minThreshold: Number(e.target.value) }))}
className="flex-1"
/>
<span className="text-sm font-mono text-red-600 w-20 text-right">
${(editValues.minThreshold / 1000).toFixed(0)}k
</span>
</div>
</div>
{/* Max Threshold */}
<div>
<label className="block text-sm font-medium text-slate-600 mb-1">
Maximum Threshold
</label>
<div className="flex items-center gap-2">
<input
type="range"
min={editValues.minThreshold + 1000}
max={maxCapacity}
value={editValues.maxThreshold}
onChange={(e) => setEditValues(v => ({ ...v, maxThreshold: Number(e.target.value) }))}
className="flex-1"
/>
<span className="text-sm font-mono text-amber-600 w-20 text-right">
${(editValues.maxThreshold / 1000).toFixed(0)}k
</span>
</div>
</div>
{/* Visual preview */}
<div className="bg-slate-50 rounded-lg p-3">
<div className="text-xs text-slate-500 mb-2">Threshold Range</div>
<div className="h-3 bg-slate-200 rounded-full overflow-hidden">
<div
className="h-full bg-red-300"
style={{ width: `${(editValues.minThreshold / maxCapacity) * 100}%` }}
/>
<div
className="h-full bg-emerald-400 -mt-3"
style={{
marginLeft: `${(editValues.minThreshold / maxCapacity) * 100}%`,
width: `${((editValues.maxThreshold - editValues.minThreshold) / maxCapacity) * 100}%`
}}
/>
</div>
<div className="flex justify-between text-[10px] text-slate-400 mt-1">
<span>0</span>
<span>${(maxCapacity / 1000).toFixed(0)}k</span>
</div>
</div>
{/* Overflow allocations info */}
{hasOverflow && (
<div className="border-t border-slate-200 pt-3">
<div className="text-xs text-slate-500 mb-2">Overflow Allocations (to other funnels)</div>
<div className="space-y-1">
{overflowAllocations.map((alloc, idx) => (
<div key={idx} className="flex items-center gap-2 text-sm">
<div
className="w-3 h-3 rounded"
style={{ backgroundColor: alloc.color || OVERFLOW_COLORS[idx] }}
/>
<span className="text-slate-600">{alloc.targetId}</span>
<span className="text-amber-600 font-mono ml-auto">{alloc.percentage}%</span>
</div>
))}
</div>
</div>
)}
{/* Spending allocations info */}
{hasSpending && (
<div className="border-t border-slate-200 pt-3">
<div className="text-xs text-slate-500 mb-2">Spending Allocations (to outcomes)</div>
<div className="space-y-1">
{spendingAllocations.map((alloc, idx) => (
<div key={idx} className="flex items-center gap-2 text-sm">
<div
className="w-3 h-3 rounded"
style={{ backgroundColor: alloc.color || SPENDING_COLORS[idx] }}
/>
<span className="text-slate-600">{alloc.targetId}</span>
<span className="text-blue-600 font-mono ml-auto">{alloc.percentage}%</span>
</div>
))}
</div>
</div>
)}
</div>
{/* Buttons */}
<div className="flex justify-end gap-2 mt-6">
<button
onClick={handleCancelEdit}
className="px-4 py-2 text-sm text-slate-600 hover:bg-slate-100 rounded-lg transition-colors"
>
Cancel
</button>
<button
onClick={handleSaveEdit}
className="px-4 py-2 text-sm bg-blue-500 text-white hover:bg-blue-600 rounded-lg transition-colors"
>
Save Changes
</button>
</div>
</div>
</div>
)}
</>
)
}
export default memo(FunnelNode)