Files
ComfyUI_frontend/src/extensions/core/rerouteNode.ts
2025-05-03 19:54:45 -04:00

321 lines
12 KiB
TypeScript

import type { IContextMenuValue } from '@comfyorg/litegraph'
import { LGraphCanvas, LGraphNode, LiteGraph } from '@comfyorg/litegraph'
import { app } from '../../scripts/app'
import { getWidgetConfig, mergeIfValid, setWidgetConfig } from './widgetInputs'
// Node that allows you to redirect connections for cleaner graphs
app.registerExtension({
name: 'Comfy.RerouteNode',
registerCustomNodes(app) {
interface RerouteNode extends LGraphNode {
__outputType?: string
}
class RerouteNode extends LGraphNode {
static override category: string | undefined
static defaultVisibility = false
constructor(title?: string) {
// @ts-expect-error fixme ts strict error
super(title)
if (!this.properties) {
this.properties = {}
}
this.properties.showOutputText = RerouteNode.defaultVisibility
this.properties.horizontal = false
this.addInput('', '*')
this.addOutput(this.properties.showOutputText ? '*' : '', '*')
this.onAfterGraphConfigured = function () {
requestAnimationFrame(() => {
// @ts-expect-error fixme ts strict error
this.onConnectionsChange(LiteGraph.INPUT, null, true, null)
})
}
this.onConnectionsChange = (type, _index, connected) => {
if (app.configuringGraph) return
// Prevent multiple connections to different types when we have no input
if (connected && type === LiteGraph.OUTPUT) {
// Ignore wildcard nodes as these will be updated to real types
const types = new Set(
// @ts-expect-error fixme ts strict error
this.outputs[0].links
.map((l) => app.graph.links[l].type)
.filter((t) => t !== '*')
)
if (types.size > 1) {
const linksToDisconnect = []
// @ts-expect-error fixme ts strict error
for (let i = 0; i < this.outputs[0].links.length - 1; i++) {
// @ts-expect-error fixme ts strict error
const linkId = this.outputs[0].links[i]
const link = app.graph.links[linkId]
linksToDisconnect.push(link)
}
for (const link of linksToDisconnect) {
const node = app.graph.getNodeById(link.target_id)
// @ts-expect-error fixme ts strict error
node.disconnectInput(link.target_slot)
}
}
}
// Find root input
let currentNode: LGraphNode | null = this
let updateNodes = []
let inputType = null
let inputNode = null
while (currentNode) {
updateNodes.unshift(currentNode)
const linkId = currentNode.inputs[0].link
if (linkId !== null) {
const link = app.graph.links[linkId]
if (!link) return
const node = app.graph.getNodeById(link.origin_id)
// @ts-expect-error fixme ts strict error
const type = node.constructor.type
if (type === 'Reroute') {
if (node === this) {
// We've found a circle
currentNode.disconnectInput(link.target_slot)
currentNode = null
} else {
// Move the previous node
currentNode = node
}
} else {
// We've found the end
inputNode = currentNode
// @ts-expect-error fixme ts strict error
inputType = node.outputs[link.origin_slot]?.type ?? null
break
}
} else {
// This path has no input node
currentNode = null
break
}
}
// Find all outputs
const nodes: LGraphNode[] = [this]
let outputType = null
while (nodes.length) {
// @ts-expect-error fixme ts strict error
currentNode = nodes.pop()
const outputs =
// @ts-expect-error fixme ts strict error
(currentNode.outputs ? currentNode.outputs[0].links : []) || []
if (outputs.length) {
for (const linkId of outputs) {
const link = app.graph.links[linkId]
// When disconnecting sometimes the link is still registered
if (!link) continue
const node = app.graph.getNodeById(link.target_id)
// @ts-expect-error fixme ts strict error
const type = node.constructor.type
if (type === 'Reroute') {
// Follow reroute nodes
// @ts-expect-error fixme ts strict error
nodes.push(node)
updateNodes.push(node)
} else {
// We've found an output
const nodeOutType =
// @ts-expect-error fixme ts strict error
node.inputs &&
// @ts-expect-error fixme ts strict error
node.inputs[link?.target_slot] &&
// @ts-expect-error fixme ts strict error
node.inputs[link.target_slot].type
? // @ts-expect-error fixme ts strict error
node.inputs[link.target_slot].type
: null
if (
inputType &&
// @ts-expect-error fixme ts strict error
!LiteGraph.isValidConnection(inputType, nodeOutType)
) {
// The output doesnt match our input so disconnect it
// @ts-expect-error fixme ts strict error
node.disconnectInput(link.target_slot)
} else {
outputType = nodeOutType
}
}
}
} else {
// No more outputs for this path
}
}
const displayType = inputType || outputType || '*'
const color = LGraphCanvas.link_type_colors[displayType]
let widgetConfig
let widgetType
// Update the types of each node
for (const node of updateNodes) {
// If we dont have an input type we are always wildcard but we'll show the output type
// This lets you change the output link to a different type and all nodes will update
// @ts-expect-error fixme ts strict error
node.outputs[0].type = inputType || '*'
// @ts-expect-error fixme ts strict error
node.__outputType = displayType
// @ts-expect-error fixme ts strict error
node.outputs[0].name = node.properties.showOutputText
? displayType
: ''
// @ts-expect-error fixme ts strict error
node.setSize(node.computeSize())
// @ts-expect-error fixme ts strict error
for (const l of node.outputs[0].links || []) {
const link = app.graph.links[l]
if (link) {
link.color = color
if (app.configuringGraph) continue
const targetNode = app.graph.getNodeById(link.target_id)
// @ts-expect-error fixme ts strict error
const targetInput = targetNode.inputs?.[link.target_slot]
if (targetInput?.widget) {
const config = getWidgetConfig(targetInput)
if (!widgetConfig) {
widgetConfig = config[1] ?? {}
widgetType = config[0]
}
const merged = mergeIfValid(targetInput, [
config[0],
widgetConfig
])
if (merged.customConfig) {
widgetConfig = merged.customConfig
}
}
}
}
}
for (const node of updateNodes) {
if (widgetConfig && outputType) {
// @ts-expect-error fixme ts strict error
node.inputs[0].widget = { name: 'value' }
// @ts-expect-error fixme ts strict error
setWidgetConfig(node.inputs[0], [
// @ts-expect-error fixme ts strict error
widgetType ?? displayType,
widgetConfig
])
} else {
// @ts-expect-error fixme ts strict error
setWidgetConfig(node.inputs[0], null)
}
}
if (inputNode) {
// @ts-expect-error fixme ts strict error
const link = app.graph.links[inputNode.inputs[0].link]
if (link) {
link.color = color
}
}
}
this.clone = function () {
const cloned = RerouteNode.prototype.clone.apply(this)
// @ts-expect-error fixme ts strict error
cloned.removeOutput(0)
// @ts-expect-error fixme ts strict error
cloned.addOutput(this.properties.showOutputText ? '*' : '', '*')
// @ts-expect-error fixme ts strict error
cloned.setSize(cloned.computeSize())
return cloned
}
// This node is purely frontend and does not impact the resulting prompt so should not be serialized
this.isVirtualNode = true
}
// @ts-expect-error fixme ts strict error
getExtraMenuOptions(_, options): IContextMenuValue[] {
options.unshift(
{
content:
(this.properties.showOutputText ? 'Hide' : 'Show') + ' Type',
callback: () => {
this.properties.showOutputText = !this.properties.showOutputText
if (this.properties.showOutputText) {
this.outputs[0].name =
this.__outputType || (this.outputs[0].type as string)
} else {
this.outputs[0].name = ''
}
this.setSize(this.computeSize())
app.graph.setDirtyCanvas(true, true)
}
},
{
content:
(RerouteNode.defaultVisibility ? 'Hide' : 'Show') +
' Type By Default',
callback: () => {
RerouteNode.setDefaultTextVisibility(
!RerouteNode.defaultVisibility
)
}
}
)
return []
}
override computeSize(): [number, number] {
return [
this.properties.showOutputText && this.outputs && this.outputs.length
? Math.max(
75,
LiteGraph.NODE_TEXT_SIZE * this.outputs[0].name.length * 0.6 +
40
)
: 75,
26
]
}
// @ts-expect-error fixme ts strict error
static setDefaultTextVisibility(visible) {
RerouteNode.defaultVisibility = visible
if (visible) {
localStorage['Comfy.RerouteNode.DefaultVisibility'] = 'true'
} else {
delete localStorage['Comfy.RerouteNode.DefaultVisibility']
}
}
}
// Load default visibility
RerouteNode.setDefaultTextVisibility(
!!localStorage['Comfy.RerouteNode.DefaultVisibility']
)
LiteGraph.registerNodeType(
'Reroute',
Object.assign(RerouteNode, {
title_mode: LiteGraph.NO_TITLE,
title: 'Reroute',
collapsable: false
})
)
RerouteNode.category = 'utils'
}
})