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melMass-comfy_mtb/web/comfy_shared.js
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/**
* @module Shared utilities
* File: comfy_shared.js
* Project: comfy_mtb
* Author: Mel Massadian
* Copyright (c) 2023-2024 Mel Massadian
*/
// Reference the shared typedefs file
/// <reference path="../types/typedefs.js" />
import { app } from '../../scripts/app.js'
import { api } from '../../scripts/api.js'
// #region base utils
// - crude uuid
export function makeUUID() {
let dt = new Date().getTime()
const uuid = 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, (c) => {
const r = ((dt + Math.random() * 16) % 16) | 0
dt = Math.floor(dt / 16)
return (c === 'x' ? r : (r & 0x3) | 0x8).toString(16)
})
return uuid
}
// - basic debounce decorator
export function debounce(func, delay) {
let timeout
return function (...args) {
// const context = this
clearTimeout(timeout)
timeout = setTimeout(() => func.apply(this, args), delay)
}
}
//- local storage manager
export class LocalStorageManager {
constructor(namespace) {
this.namespace = namespace
}
_namespacedKey(key) {
return `${this.namespace}:${key}`
}
set(key, value) {
const serializedValue = JSON.stringify(value)
localStorage.setItem(this._namespacedKey(key), serializedValue)
}
get(key, default_val = null) {
const value = localStorage.getItem(this._namespacedKey(key))
return value ? JSON.parse(value) : default_val
}
remove(key) {
localStorage.removeItem(this._namespacedKey(key))
}
clear() {
for (const key of Object.keys(localStorage).filter((k) =>
k.startsWith(`${this.namespace}:`),
)) {
localStorage.removeItem(key)
}
}
}
// - log utilities
function createLogger(emoji, color, consoleMethod = 'log') {
return (message, ...args) => {
if (window.MTB?.DEBUG) {
console[consoleMethod](
`%c${emoji} ${message}`,
`color: ${color};`,
...args,
)
}
}
}
export const infoLogger = createLogger('ℹ️', 'yellow')
export const warnLogger = createLogger('⚠️', 'orange', 'warn')
export const errorLogger = createLogger('🔥', 'red', 'error')
export const successLogger = createLogger('✅', 'green')
export const log = (...args) => {
if (window.MTB?.DEBUG) {
console.debug(...args)
}
}
/**
* Deep merge two objects.
* @param {Object} target - The target object to merge into.
* @param {...Object} sources - The source objects to merge from.
* @returns {Object} - The merged object.
*/
export function deepMerge(target, ...sources) {
if (!sources.length) return target
const source = sources.shift()
for (const key in source) {
if (source[key] instanceof Object) {
if (!target[key]) Object.assign(target, { [key]: {} })
deepMerge(target[key], source[key])
} else {
Object.assign(target, { [key]: source[key] })
}
}
return deepMerge(target, ...sources)
}
// #endregion
// #region widget utils
export const CONVERTED_TYPE = 'converted-widget'
export function hideWidget(node, widget, suffix = '') {
widget.origType = widget.type
widget.hidden = true
widget.origComputeSize = widget.computeSize
widget.origSerializeValue = widget.serializeValue
widget.computeSize = () => [0, -4] // -4 is due to the gap litegraph adds between widgets automatically
widget.type = CONVERTED_TYPE + suffix
widget.serializeValue = () => {
// Prevent serializing the widget if we have no input linked
const { link } = node.inputs.find((i) => i.widget?.name === widget.name)
if (link == null) {
return undefined
}
return widget.origSerializeValue
? widget.origSerializeValue()
: widget.value
}
// Hide any linked widgets, e.g. seed+seedControl
if (widget.linkedWidgets) {
for (const w of widget.linkedWidgets) {
hideWidget(node, w, `:${widget.name}`)
}
}
}
/**
* Show widget
*
* @param {import("../../../web/types/litegraph.d.ts").IWidget} widget - target widget
*/
export function showWidget(widget) {
widget.type = widget.origType
widget.computeSize = widget.origComputeSize
widget.serializeValue = widget.origSerializeValue
delete widget.origType
delete widget.origComputeSize
delete widget.origSerializeValue
// Hide any linked widgets, e.g. seed+seedControl
if (widget.linkedWidgets) {
for (const w of widget.linkedWidgets) {
showWidget(w)
}
}
}
export function convertToWidget(node, widget) {
showWidget(widget)
const sz = node.size
node.removeInput(node.inputs.findIndex((i) => i.widget?.name === widget.name))
for (const widget of node.widgets) {
widget.last_y -= LiteGraph.NODE_SLOT_HEIGHT
}
// Restore original size but grow if needed
node.setSize([Math.max(sz[0], node.size[0]), Math.max(sz[1], node.size[1])])
}
export function convertToInput(node, widget, config) {
hideWidget(node, widget)
const { linkType } = getWidgetType(config)
// Add input and store widget config for creating on primitive node
const sz = node.size
node.addInput(widget.name, linkType, {
widget: { name: widget.name, config },
})
for (const widget of node.widgets) {
widget.last_y += LiteGraph.NODE_SLOT_HEIGHT
}
// Restore original size but grow if needed
node.setSize([Math.max(sz[0], node.size[0]), Math.max(sz[1], node.size[1])])
}
export function hideWidgetForGood(node, widget, suffix = '') {
widget.origType = widget.type
widget.origComputeSize = widget.computeSize
widget.origSerializeValue = widget.serializeValue
widget.computeSize = () => [0, -4] // -4 is due to the gap litegraph adds between widgets automatically
widget.hidden = true
widget.type = CONVERTED_TYPE + suffix
// widget.serializeValue = () => {
// // Prevent serializing the widget if we have no input linked
// const w = node.inputs?.find((i) => i.widget?.name === widget.name);
// if (w?.link == null) {
// return undefined;
// }
// return widget.origSerializeValue ? widget.origSerializeValue() : widget.value;
// };
// Hide any linked widgets, e.g. seed+seedControl
if (widget.linkedWidgets) {
for (const w of widget.linkedWidgets) {
hideWidgetForGood(node, w, `:${widget.name}`)
}
}
}
export function fixWidgets(node) {
if (node.inputs) {
for (const input of node.inputs) {
log(input)
if (input.widget || node.widgets) {
// if (newTypes.includes(input.type)) {
const matching_widget = node.widgets.find((w) => w.name === input.name)
if (matching_widget) {
// if (matching_widget.hidden) {
// log(`Already hidden skipping ${matching_widget.name}`)
// continue
// }
const w = node.widgets.find((w) => w.name === matching_widget.name)
if (w && w.type !== CONVERTED_TYPE) {
log(w)
log(`hidding ${w.name}(${w.type}) from ${node.type}`)
log(node)
hideWidget(node, w)
} else {
log(`converting to widget ${w}`)
convertToWidget(node, input)
}
}
}
}
}
}
export function inner_value_change(widget, val, event = undefined) {
let value = val
if (widget.type === 'number' || widget.type === 'BBOX') {
value = Number(value)
} else if (widget.type === 'BOOL') {
value = Boolean(value)
}
widget.value = corrected_value
if (
widget.options?.property &&
node.properties[widget.options.property] !== undefined
) {
node.setProperty(widget.options.property, value)
}
if (widget.callback) {
widget.callback(widget.value, app.canvas, node, pos, event)
}
}
export const getNamedWidget = (node, ...names) => {
const out = {}
for (const name of names) {
out[name] = node.widgets.find((w) => w.name === name)
}
return out
}
/**
* @param {LGraphNode} node
* @param {LLink} link
* @returns {{to:LGraphNode, from:LGraphNode, type:'error' | 'incoming' | 'outgoing'}}
*/
export const nodesFromLink = (node, link) => {
const fromNode = app.graph.getNodeById(link.origin_id)
const toNode = app.graph.getNodeById(link.target_id)
let tp = 'error'
if (fromNode.id === node.id) {
tp = 'outgoing'
} else if (toNode.id === node.id) {
tp = 'incoming'
}
return { to: toNode, from: fromNode, type: tp }
}
export const hasWidgets = (node) => {
if (!node.widgets || !node.widgets?.[Symbol.iterator]) {
return false
}
return true
}
export const cleanupNode = (node) => {
if (!hasWidgets(node)) {
return
}
for (const w of node.widgets) {
if (w.canvas) {
w.canvas.remove()
}
if (w.inputEl) {
w.inputEl.remove()
}
// calls the widget remove callback
w.onRemoved?.()
}
}
export function offsetDOMWidget(
widget,
ctx,
node,
widgetWidth,
widgetY,
height,
) {
const margin = 10
const elRect = ctx.canvas.getBoundingClientRect()
const transform = new DOMMatrix()
.scaleSelf(
elRect.width / ctx.canvas.width,
elRect.height / ctx.canvas.height,
)
.multiplySelf(ctx.getTransform())
.translateSelf(margin, margin + widgetY)
const scale = new DOMMatrix().scaleSelf(transform.a, transform.d)
Object.assign(widget.inputEl.style, {
transformOrigin: '0 0',
transform: scale,
left: `${transform.a + transform.e}px`,
top: `${transform.d + transform.f}px`,
width: `${widgetWidth - margin * 2}px`,
// height: `${(widget.parent?.inputHeight || 32) - (margin * 2)}px`,
height: `${(height || widget.parent?.inputHeight || 32) - margin * 2}px`,
position: 'absolute',
background: !node.color ? '' : node.color,
color: !node.color ? '' : 'white',
zIndex: 5, //app.graph._nodes.indexOf(node),
})
}
/**
* Extracts the type and link type from a widget config object.
* @param {*} config
* @returns
*/
export function getWidgetType(config) {
// Special handling for COMBO so we restrict links based on the entries
let type = config?.[0]
let linkType = type
if (Array.isArray(type)) {
type = 'COMBO'
linkType = linkType.join(',')
}
return { type, linkType }
}
// #endregion
// #region dynamic connections
/**
* @param {NodeType} nodeType The nodetype to attach the documentation to
* @param {str} prefix A prefix added to each dynamic inputs
* @param {str | [str]} inputType The datatype(s) of those dynamic inputs
* @param {{separator?:string, start_index?:number, link?:LLink, ioSlot?:INodeInputSlot | INodeOutputSlot}?} [opts] Extra options
* @returns
*/
export const setupDynamicConnections = (
nodeType,
prefix,
inputType,
opts = undefined,
) => {
infoLogger(
'Setting up dynamic connections for',
Object.getOwnPropertyDescriptors(nodeType).title.value,
)
/** @type {{separator:string, start_index:number, link?:LLink, ioSlot?:INodeInputSlot | INodeOutputSlot}?} */
const options = Object.assign(
{
separator: '_',
start_index: 1,
},
opts || {},
)
const onNodeCreated = nodeType.prototype.onNodeCreated
const inputList = typeof inputType === 'object'
nodeType.prototype.onNodeCreated = function () {
const r = onNodeCreated ? onNodeCreated.apply(this, []) : undefined
this.addInput(
`${prefix}${options.separator}${options.start_index}`,
inputList ? '*' : inputType,
)
return r
}
const onConnectionsChange = nodeType.prototype.onConnectionsChange
/**
* @param {OnConnectionsChangeParams} args
*/
nodeType.prototype.onConnectionsChange = function (...args) {
const [type, slotIndex, isConnected, link, ioSlot] = args
options.link = link
options.ioSlot = ioSlot
const r = onConnectionsChange
? onConnectionsChange.apply(this, [
type,
slotIndex,
isConnected,
link,
ioSlot,
])
: undefined
options.DEBUG = {
node: this,
type,
slotIndex,
isConnected,
link,
ioSlot,
}
dynamic_connection(
this,
slotIndex,
isConnected,
`${prefix}${options.separator}`,
inputType,
options,
)
return r
}
}
/**
* Main logic around dynamic inputs
*
* @param {LGraphNode} node - The target node
* @param {number} index - The slot index of the currently changed connection
* @param {bool} connected - Was this event connecting or disconnecting
* @param {string} [connectionPrefix] - The common prefix of the dynamic inputs
* @param {string|[string]} [connectionType] - The type of the dynamic connection
* @param {{start_index?:number, link?:LLink, ioSlot?:INodeInputSlot | INodeOutputSlot}} [opts] - extra options
*/
export const dynamic_connection = (
node,
index,
connected,
connectionPrefix = 'input_',
connectionType = '*',
opts = undefined,
) => {
/* {{start_index:number, link?:LLink, ioSlot?:INodeInputSlot | INodeOutputSlot}} [opts] - extra options*/
const options = Object.assign(
{
start_index: 1,
},
opts || {},
)
// function to test if input is a dynamic one
const isDynamicInput = (inputName) => inputName.startsWith(connectionPrefix)
if (node.inputs.length > 0 && !isDynamicInput(node.inputs[index].name)) {
return
}
const listConnection = typeof connectionType === 'object'
const conType = listConnection ? '*' : connectionType
const nameArray = options.nameArray || []
const clean_inputs = () => {
if (node.inputs.length === 0) return
let w_count = node.widgets?.length || 0
let i_count = node.inputs?.length || 0
infoLogger(`Cleaning inputs: [BEFORE] (w: ${w_count} | inputs: ${i_count})`)
const to_remove = []
for (let n = 1; n < node.inputs.length; n++) {
const element = node.inputs[n]
if (!element.link && isDynamicInput(element.name)) {
if (node.widgets) {
const w = node.widgets.find((w) => w.name === element.name)
if (w) {
w.onRemoved?.()
node.widgets.length = node.widgets.length - 1
}
}
infoLogger(`Removing input ${n}`)
to_remove.push(n)
}
}
for (let i = 0; i < to_remove.length; i++) {
const id = to_remove[i]
node.removeInput(id)
i_count -= 1
}
node.inputs.length = i_count
w_count = node.widgets?.length || 0
i_count = node.inputs?.length || 0
infoLogger(`Cleaning inputs: [AFTER] (w: ${w_count} | inputs: ${i_count})`)
infoLogger('Cleaning inputs: making it sequential again')
// make inputs sequential again
let prefixed_idx = options.start_index
for (let i = 0; i < node.inputs.length; i++) {
let name = ''
// rename only prefixed inputs
if (isDynamicInput(node.inputs[i].name)) {
// prefixed => rename and increase index
name = `${connectionPrefix}${prefixed_idx}`
prefixed_idx += 1
} else {
// not prefixed => keep same name
name = node.inputs[i].name
}
if (nameArray.length > 0) {
name = i < nameArray.length ? nameArray[i] : name
}
// preserve label if it exists
node.inputs[i].label = node.inputs[i].label || name
node.inputs[i].name = name
}
}
if (!connected) {
if (!options.link) {
infoLogger('Disconnecting', { options })
clean_inputs()
} else {
if (!options.ioSlot.link) {
node.connectionTransit = true
} else {
node.connectionTransit = false
clean_inputs()
}
infoLogger('Reconnecting', { options })
}
}
if (connected) {
if (options.link) {
const { from, to, type } = nodesFromLink(node, options.link)
if (type === 'outgoing') return
infoLogger('Connecting', { options, from, to, type })
} else {
infoLogger('Connecting', { options })
}
if (node.connectionTransit) {
infoLogger('In Transit')
node.connectionTransit = false
}
// Remove inputs and their widget if not linked.
clean_inputs()
if (node.inputs.length === 0) return
// add an extra input
if (node.inputs[node.inputs.length - 1].link !== null) {
// count only the prefixed inputs
const nextIndex = node.inputs.reduce(
(acc, cur) => (isDynamicInput(cur.name) ? ++acc : acc),
0,
)
const name =
nextIndex < nameArray.length
? nameArray[nextIndex]
: `${connectionPrefix}${nextIndex + options.start_index}`
infoLogger(`Adding input ${nextIndex + 1} (${name})`)
node.addInput(name, conType)
}
}
}
// #endregion
// #region color utils
export function isColorBright(rgb, threshold = 240) {
const brightess = getBrightness(rgb)
return brightess > threshold
}
function getBrightness(rgbObj) {
return Math.round(
(Number.parseInt(rgbObj[0]) * 299 +
Number.parseInt(rgbObj[1]) * 587 +
Number.parseInt(rgbObj[2]) * 114) /
1000,
)
}
// #endregion
// #region html/css utils
/**
* Calculate total height of DOM element child
*
* @param {HTMLElement} parentElement - The target dom element
* @returns {number} the total height
*/
export function calculateTotalChildrenHeight(parentElement) {
let totalHeight = 0
for (const child of parentElement.children) {
const style = window.getComputedStyle(child)
// Get height as an integer (without 'px')
const height = Number.parseInt(style.height, 10)
// Get vertical margin as integers
const marginTop = Number.parseInt(style.marginTop, 10)
const marginBottom = Number.parseInt(style.marginBottom, 10)
// Sum up height and vertical margins
totalHeight += height + marginTop + marginBottom
}
return totalHeight
}
export const loadScript = (
FILE_URL,
async = true,
type = 'text/javascript',
) => {
return new Promise((resolve, reject) => {
try {
// Check if the script already exists
let scriptEle = document.querySelector(`script[src="${FILE_URL}"]`)
if (scriptEle) {
scriptEle.addEventListener('load', (_ev) => {
resolve({ status: true })
})
return
}
scriptEle = document.createElement('script')
scriptEle.type = type
scriptEle.async = async
scriptEle.src = FILE_URL
scriptEle.addEventListener('load', (_ev) => {
resolve({ status: true })
})
scriptEle.addEventListener('error', (_ev) => {
reject({
status: false,
message: `Failed to load the script ${FILE_URL}`,
})
})
document.body.appendChild(scriptEle)
} catch (error) {
reject(error)
}
})
}
// #endregion
// #region documentation widget
const create_documentation_stylesheet = () => {
const tag = 'mtb-documentation-stylesheet'
let styleTag = document.head.querySelector(tag)
if (!styleTag) {
styleTag = document.createElement('style')
styleTag.type = 'text/css'
styleTag.id = tag
styleTag.innerHTML = `
.documentation-popup {
background: var(--comfy-menu-bg);
position: absolute;
color: var(--fg-color);
font: 12px monospace;
line-height: 1.5em;
padding: 10px;
border-radius: 6px;
pointer-events: "inherit";
z-index: 5;
overflow: hidden;
}
.documentation-wrapper {
padding: 0 2em;
overflow: auto;
max-height: 100%;
/* Scrollbar styling for Chrome */
&::-webkit-scrollbar {
width: 6px;
}
&::-webkit-scrollbar-track {
background: var(--bg-color);
}
&::-webkit-scrollbar-thumb {
background-color: var(--fg-color);
border-radius: 6px;
border: 3px solid var(--bg-color);
}
/* Scrollbar styling for Firefox */
scrollbar-width: thin;
scrollbar-color: var(--fg-color) var(--bg-color);
a {
color: yellow;
}
a:visited {
color: orange;
}
a:hover {
color: red;
}
}
.documentation-popup img {
max-width: 100%;
}
.documentation-popup table {
border-collapse: collapse;
border: 1px var(--border-color) solid;
}
.documentation-popup th,
.documentation-popup td {
border: 1px var(--border-color) solid;
}
.documentation-popup th {
background-color: var(--comfy-input-bg);
}`
document.head.appendChild(styleTag)
}
}
let parserPromise
const callbackQueue = []
function runQueuedCallbacks() {
while (callbackQueue.length) {
const cb = callbackQueue.shift()
cb(window.MTB.mdParser)
}
}
function loadParser(shiki) {
if (!parserPromise) {
parserPromise = import(
shiki
? '/mtb_async/mtb_markdown_plus.umd.js'
: '/mtb_async/mtb_markdown.umd.js'
)
.then((_module) =>
shiki ? MTBMarkdownPlus.getParser() : MTBMarkdown.getParser(),
)
.then((instance) => {
window.MTB.mdParser = instance
runQueuedCallbacks()
return instance
})
.catch((error) => {
console.error('Error loading the parser:', error)
})
}
return parserPromise
}
export const ensureMarkdownParser = async (callback) => {
infoLogger('Ensuring md parser')
const use_shiki = app.extensionManager.setting.get(
'mtb.noteplus.use-shiki',
false,
)
if (window.MTB?.mdParser) {
infoLogger('Markdown parser found')
callback?.(window.MTB.mdParser)
return window.MTB.mdParser
}
if (!parserPromise) {
infoLogger('Running promise to fetch parser')
try {
loadParser(use_shiki) //.then(() => {
// callback?.(window.MTB.mdParser)
// })
} catch (error) {
console.error('Error loading the parser:', error)
}
} else {
infoLogger('A similar promise is already running, waiting for it to finish')
}
if (callback) {
callbackQueue.push(callback)
}
await await parserPromise
return window.MTB.mdParser
}
/**
* Add documentation widget to the given node.
*
* This method will add a `docCtrl` property to the node
* that contains the AbortController that manages all the events
* defined inside it (global and instance ones) without explicit
* cleanup method for each.
*
* @param {NodeData} nodeData
* @param {NodeType} nodeType
* @param {DocumentationOptions} opts
*/
export const addDocumentation = (
nodeData,
nodeType,
opts = { icon_size: 14, icon_margin: 4 },
) => {
if (!nodeData.description) {
infoLogger(
`Skipping ${nodeData.name} doesn't have a description, skipping...`,
)
return
}
const options = opts || {}
const iconSize = options.icon_size || 14
const iconMargin = options.icon_margin || 4
let docElement = null
let wrapper = null
const onRem = nodeType.prototype.onRemoved
nodeType.prototype.onRemoved = function () {
const r = onRem ? onRem.apply(this, []) : undefined
if (docElement) {
docElement.remove()
docElement = null
}
if (wrapper) {
wrapper.remove()
wrapper = null
}
return r
}
const drawFg = nodeType.prototype.onDrawForeground
/**
* @param {OnDrawForegroundParams} args
*/
nodeType.prototype.onDrawForeground = function (...args) {
const [ctx, _canvas] = args
const r = drawFg ? drawFg.apply(this, args) : undefined
if (this.flags.collapsed) return r
// icon position
const x = this.size[0] - iconSize - iconMargin
let resizeHandle
// create it
if (this.show_doc && docElement === null) {
create_documentation_stylesheet()
docElement = document.createElement('div')
docElement.classList.add('documentation-popup')
document.body.appendChild(docElement)
wrapper = document.createElement('div')
wrapper.classList.add('documentation-wrapper')
docElement.appendChild(wrapper)
// wrapper.innerHTML = documentationConverter.makeHtml(nodeData.description)
ensureMarkdownParser().then(() => {
MTB.mdParser.parse(nodeData.description).then((e) => {
wrapper.innerHTML = e
// resize handle
resizeHandle = document.createElement('div')
resizeHandle.classList.add('doc-resize-handle')
resizeHandle.style.width = '0'
resizeHandle.style.height = '0'
resizeHandle.style.position = 'absolute'
resizeHandle.style.bottom = '0'
resizeHandle.style.right = '0'
resizeHandle.style.cursor = 'se-resize'
resizeHandle.style.userSelect = 'none'
resizeHandle.style.borderWidth = '15px'
resizeHandle.style.borderStyle = 'solid'
resizeHandle.style.borderColor =
'transparent var(--border-color) var(--border-color) transparent'
wrapper.appendChild(resizeHandle)
let isResizing = false
let startX
let startY
let startWidth
let startHeight
resizeHandle.addEventListener(
'mousedown',
(e) => {
e.stopPropagation()
isResizing = true
startX = e.clientX
startY = e.clientY
startWidth = Number.parseInt(
document.defaultView.getComputedStyle(docElement).width,
10,
)
startHeight = Number.parseInt(
document.defaultView.getComputedStyle(docElement).height,
10,
)
},
{ signal: this.docCtrl.signal },
)
document.addEventListener(
'mousemove',
(e) => {
if (!isResizing) return
const scale = app.canvas.ds.scale
const newWidth = startWidth + (e.clientX - startX) / scale
const newHeight = startHeight + (e.clientY - startY) / scale
docElement.style.width = `${newWidth}px`
docElement.style.height = `${newHeight}px`
this.docPos = {
width: `${newWidth}px`,
height: `${newHeight}px`,
}
},
{ signal: this.docCtrl.signal },
)
document.addEventListener(
'mouseup',
() => {
isResizing = false
},
{ signal: this.docCtrl.signal },
)
})
})
} else if (!this.show_doc && docElement !== null) {
docElement.remove()
docElement = null
}
// reposition
if (this.show_doc && docElement !== null) {
const rect = ctx.canvas.getBoundingClientRect()
const dpi = Math.max(1.0, window.devicePixelRatio)
const scaleX = rect.width / ctx.canvas.width
const scaleY = rect.height / ctx.canvas.height
const transform = new DOMMatrix()
.scaleSelf(scaleX, scaleY)
.multiplySelf(ctx.getTransform())
.translateSelf(this.size[0] * scaleX * dpi, 0)
.translateSelf(10, -32)
const scale = new DOMMatrix().scaleSelf(transform.a, transform.d)
Object.assign(docElement.style, {
transformOrigin: '0 0',
transform: scale,
left: `${transform.a + rect.x + transform.e}px`,
top: `${transform.d + rect.y + transform.f}px`,
width: this.docPos ? this.docPos.width : `${this.size[0] * 1.5}px`,
height: this.docPos?.height,
})
if (this.docPos === undefined) {
this.docPos = {
width: docElement.style.width,
height: docElement.style.height,
}
}
}
ctx.save()
ctx.translate(x, iconSize - 34)
ctx.scale(iconSize / 32, iconSize / 32)
ctx.strokeStyle = 'rgba(255,255,255,0.3)'
ctx.lineCap = 'round'
ctx.lineJoin = 'round'
ctx.lineWidth = 2.4
ctx.font = 'bold 36px monospace'
ctx.fillText('?', 0, 24)
// ctx.font = `bold ${this.show_doc ? 36 : 24}px monospace`
// ctx.fillText(`${this.show_doc ? '▼' : '▶'}`, 24, 24)
ctx.restore()
return r
}
const mouseDown = nodeType.prototype.onMouseDown
/**
* @param {OnMouseDownParams} args
*/
nodeType.prototype.onMouseDown = function (...args) {
const [_event, localPos, _graphCanvas] = args
const r = mouseDown ? mouseDown.apply(this, args) : undefined
const iconX = this.size[0] - iconSize - iconMargin
const iconY = iconSize - 34
if (
localPos[0] > iconX &&
localPos[0] < iconX + iconSize &&
localPos[1] > iconY &&
localPos[1] < iconY + iconSize
) {
// Pencil icon was clicked, open the editor
// this.openEditorDialog();
if (this.show_doc === undefined) {
this.show_doc = true
} else {
this.show_doc = !this.show_doc
}
if (this.show_doc) {
this.docCtrl = new AbortController()
} else {
this.docCtrl.abort()
}
return true // Return true to indicate the event was handled
}
return r // Return false to let the event propagate
// return r;
}
}
// #endregion
// #region node extensions
/**
* Extend an object, either replacing the original property or extending it.
* @param {Object} object - The object to which the property belongs.
* @param {string} property - The name of the property to chain the callback to.
* @param {Function} callback - The callback function to be chained.
*/
export function extendPrototype(object, property, callback) {
if (object === undefined) {
console.error('Could not extend undefined object', { object, property })
return
}
if (property in object) {
const callback_orig = object[property]
object[property] = function (...args) {
const r = callback_orig.apply(this, args)
callback.apply(this, args)
return r
}
} else {
object[property] = callback
}
}
/**
* Appends a callback to the extra menu options of a given node type.
* @param {NodeType} nodeType
* @param {(app,options) => ContextMenuItem[]} cb
*/
export function addMenuHandler(nodeType, cb) {
const getOpts = nodeType.prototype.getExtraMenuOptions
/**
* @returns {ContextMenuItem[]} items
*/
nodeType.prototype.getExtraMenuOptions = function (app, options) {
const r = getOpts.apply(this, [app, options]) || []
const newItems = cb.apply(this, [app, options]) || []
return [...r, ...newItems]
}
}
/** Prefixes the node title with '[DEPRECATED]' and log the deprecation reason to the console.*/
export const addDeprecation = (nodeType, reason) => {
const title = nodeType.title
nodeType.title = `[DEPRECATED] ${title}`
// console.log(nodeType)
const styles = {
title: 'font-size:1.3em;font-weight:900;color:yellow; background: black',
reason: 'font-size:1.2em',
}
console.log(
`%c! ${title} is deprecated:%c ${reason}`,
styles.title,
styles.reason,
)
}
// #endregion
// #region Actions API
export const runAction = async (name, ...args) => {
const req = await api.fetchApi('/mtb/actions', {
method: 'POST',
body: JSON.stringify({
name,
args,
}),
})
const res = await req.json()
return res.result
}
export const getServerInfo = async () => {
const res = await api.fetchApi('/mtb/server-info')
return await res.json()
}
export const setServerInfo = async (opts) => {
await api.fetchApi('/mtb/server-info', {
method: 'POST',
body: JSON.stringify(opts),
})
}
// #endregion
// #region Authoring API / graph utilities
export const getAPIInputs = () => {
const inputs = {}
let counter = 1
for (const node of getNodes(true)) {
const widgets = node.widgets
if (node.properties.mtb_api && node.properties.useAPI) {
if (node.properties.mtb_api.inputs) {
for (const currentName in node.properties.mtb_api.inputs) {
const current = node.properties.mtb_api.inputs[currentName]
if (current.enabled) {
const inputName = current.name || currentName
const widget = widgets.find((w) => w.name === currentName)
if (!widget) continue
if (!(inputName in inputs)) {
inputs[inputName] = {
...current,
id: counter,
name: inputName,
type: current.type,
node_id: node.id,
widgets: [],
}
}
inputs[inputName].widgets.push(widget)
counter = counter + 1
}
}
}
}
}
return inputs
}
export const getNodes = (skip_unused) => {
const nodes = []
for (const outerNode of app.graph.computeExecutionOrder(false)) {
const skipNode =
(outerNode.mode === 2 || outerNode.mode === 4) && skip_unused
const innerNodes =
!skipNode && outerNode.getInnerNodes
? outerNode.getInnerNodes()
: [outerNode]
for (const node of innerNodes) {
if ((node.mode === 2 || node.mode === 4) && skip_unused) {
continue
}
nodes.push(node)
}
}
return nodes
}
// #endregion