Files
m0rtus59-ComfyUI-ComfySidebar/js/dragdrop.js
T

93 lines
4.5 KiB
JavaScript

import { app } from "/scripts/app.js";
import { State } from "./state.js";
async function uploadDroppedImageToInput(imageObj) {
const src = `/view?filename=${encodeURIComponent(imageObj.filename)}&type=${imageObj.type || 'output'}&subfolder=${encodeURIComponent(imageObj.subfolder || '')}`;
try {
const response = await fetch(src);
const blob = await response.blob();
const file = new File([blob], imageObj.filename || "dropped_image.png", { type: blob.type });
const formData = new FormData();
formData.append("image", file);
formData.append("overwrite", "true");
formData.append("type", "input");
const uploadRes = await fetch("/upload/image", { method: "POST", body: formData });
const uploadData = await uploadRes.json();
return uploadData.name;
} catch(e) {
console.error("Comfy Sidebar: Failed to copy image to input.", e);
return null;
}
}
export function setupDragAndDrop() {
document.addEventListener("dragover", (e) => {
if (State.currentDraggedImgData) {
e.preventDefault();
e.dataTransfer.dropEffect = "copy";
}
});
document.addEventListener("drop", async (e) => {
if (!State.currentDraggedImgData) return;
const canvas = app.canvas;
if (canvas && canvas.graph) {
let targetNode = null;
if (canvas.convertEventToCanvasOffset) {
const pos = canvas.convertEventToCanvasOffset(e);
targetNode = canvas.graph.getNodeOnPos(pos[0], pos[1]);
} else {
const rect = canvas.canvas.getBoundingClientRect();
targetNode = canvas.graph.getNodeOnPos((e.clientX - rect.left - canvas.ds.offset[0]) / canvas.ds.scale, (e.clientY - rect.top - canvas.ds.offset[1]) / canvas.ds.scale);
}
let droppedOnImageNode = false;
if (targetNode && (targetNode.type.includes("LoadImage") || targetNode.widgets?.some(w => w.name === "image"))) {
if (State.currentDraggedImgData.filename) {
e.preventDefault();
e.stopPropagation();
droppedOnImageNode = true;
const widget = targetNode.widgets.find(w => w.name === "image");
if (widget) {
const newFilename = await uploadDroppedImageToInput(State.currentDraggedImgData);
if (newFilename) {
widget.value = newFilename;
if (widget.callback) widget.callback(widget.value);
targetNode.imgs = null;
app.graph.setDirtyCanvas(true, true);
}
}
}
}
if (!droppedOnImageNode) {
e.preventDefault();
e.stopPropagation();
try {
if (State.currentDraggedImgData.workflow) {
if (app.loadGraphData) {
app.loadGraphData(State.currentDraggedImgData.workflow);
} else if (app.handleFile) {
const jsonStr = JSON.stringify(State.currentDraggedImgData.workflow);
const file = new File([jsonStr], "workflow.json", { type: "application/json" });
await app.handleFile(file);
}
} else if (State.currentDraggedImgData.filename) {
const src = State.currentDraggedImgData.url || `/view?filename=${encodeURIComponent(State.currentDraggedImgData.filename)}&type=${State.currentDraggedImgData.type || 'output'}&subfolder=${encodeURIComponent(State.currentDraggedImgData.subfolder || '')}`;
const res = await fetch(src);
const blob = await res.blob();
const file = new File([blob], State.currentDraggedImgData.filename || "workflow.png", { type: blob.type });
if (app.handleFile) await app.handleFile(file);
else if (app.canvas?.handleDropItem) app.canvas.handleDropItem({ getAsFile: () => file });
}
} catch (err) {
console.error("Comfy Sidebar: Failed to synthesize workflow file drop:", err);
}
}
}
State.currentDraggedImgData = null;
}, true);
}