Files
ComfyBox/src/lib/nodes/ComfyBackendNode.ts
2023-05-25 14:09:36 -05:00

120 lines
4.9 KiB
TypeScript

import LGraphCanvas from "@litegraph-ts/core/src/LGraphCanvas";
import ComfyGraphNode from "./ComfyGraphNode";
import ComfyWidgets from "$lib/widgets"
import type { ComfyWidgetNode } from "$lib/nodes/widgets";
import { BuiltInSlotShape, BuiltInSlotType, LiteGraph, type SerializedLGraphNode } from "@litegraph-ts/core";
import type IComfyInputSlot from "$lib/IComfyInputSlot";
import type { ComfyInputConfig } from "$lib/IComfyInputSlot";
import { iterateNodeDefOutputs, type ComfyNodeDef, iterateNodeDefInputs } from "$lib/ComfyNodeDef";
import type { SerializedPromptOutput } from "$lib/utils";
/*
* Base class for any node with configuration sent by the backend.
*/
export class ComfyBackendNode extends ComfyGraphNode {
comfyClass: string;
comfyNodeDef: ComfyNodeDef;
displayName: string | null;
constructor(title: string, comfyClass: string, nodeDef: ComfyNodeDef) {
super(title)
this.type = comfyClass; // XXX: workaround dependency in LGraphNode.addInput()
this.displayName = nodeDef.display_name;
this.comfyNodeDef = nodeDef;
this.comfyClass = comfyClass;
this.isBackendNode = true;
const color = LGraphCanvas.node_colors["yellow"];
if (this.color == null)
this.color = color.color
if (this.bgColor == null)
this.bgColor = color.bgColor
this.setup(nodeDef)
if (nodeDef.output_node) {
this.addOutput("OUTPUT", BuiltInSlotType.EVENT, { color_off: "rebeccapurple", color_on: "rebeccapurple" });
}
}
// comfy class -> input name -> input config
private static defaultInputConfigs: Record<string, Record<string, ComfyInputConfig>> = {}
private setup(nodeDef: ComfyNodeDef) {
ComfyBackendNode.defaultInputConfigs[this.type] = {}
for (const [inputName, inputData] of iterateNodeDefInputs(nodeDef)) {
const config: Partial<IComfyInputSlot> = {};
const [type, opts] = inputData;
if (opts?.forceInput) {
if (Array.isArray(type)) {
throw new Error(`Can't have forceInput set to true for an enum type! ${type}`)
}
this.addInput(inputName, type as string);
} else {
if (Array.isArray(type)) {
// Enums
Object.assign(config, ComfyWidgets.COMBO.callback(this, inputName, inputData) || {});
} else if (`${type}:${inputName}` in ComfyWidgets) {
// Support custom ComfyWidgets by Type:Name
Object.assign(config, ComfyWidgets[`${type}:${inputName}`].callback(this, inputName, inputData) || {});
} else if (type in ComfyWidgets) {
// Standard type ComfyWidgets
Object.assign(config, ComfyWidgets[type].callback(this, inputName, inputData) || {});
} else {
// Node connection inputs (backend)
this.addInput(inputName, type);
}
}
if ("widgetNodeType" in config)
ComfyBackendNode.defaultInputConfigs[this.type][inputName] = (config as IComfyInputSlot).config
}
for (const output of iterateNodeDefOutputs(nodeDef)) {
const outputShape = output.is_list ? BuiltInSlotShape.GRID_SHAPE : BuiltInSlotShape.CIRCLE_SHAPE;
this.addOutput(output.name, output.type, { shape: outputShape });
}
this.serialize_widgets = false;
// app.#invokeExtensionsAsync("nodeCreated", this);
}
override onSerialize(o: SerializedLGraphNode) {
super.onSerialize(o);
for (const input of o.inputs) {
// strip user-identifying data, it will be reinstantiated later
if ((input as any).config != null) {
(input as any).config = {};
}
}
}
override onConfigure(o: SerializedLGraphNode) {
super.onConfigure(o);
const configs = ComfyBackendNode.defaultInputConfigs[o.type]
for (let index = 0; index < this.inputs.length; index++) {
const input = this.inputs[index] as IComfyInputSlot
const config = configs[input.name]
if (config != null && index >= 0 && index < this.inputs.length) {
if (input.config == null || Object.keys(input.config).length !== Object.keys(config).length) {
console.debug("[ComfyBackendNode] restore input config", input, config)
input.config = config
}
}
else {
console.debug("[ComfyBackendNode] Missing input config in onConfigure()", input, configs)
input.config = {}
}
}
}
override onExecuted(outputData: SerializedPromptOutput) {
console.warn("onExecuted outputs", outputData)
this.triggerSlot(0, outputData)
}
}