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https://github.com/utopia-os/utopia-ui.git
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try some new aproach to handel mobile image upload issue
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commit
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@ -1,14 +1,16 @@
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import * as React from "react";
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import { useState } from "react";
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import { useState, useCallback, useRef } from "react";
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import ReactCrop, { Crop, centerCrop, makeAspectCrop } from 'react-image-crop';
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import { useAssetApi } from '../../AppShell/hooks/useAssets';
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import 'react-image-crop/dist/ReactCrop.css';
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import DialogModal from "../../Templates/DialogModal";
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import 'react-image-crop/dist/ReactCrop.css'
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export const AvatarWidget = ({avatar, setAvatar}:{avatar:string, setAvatar : React.Dispatch<React.SetStateAction<any>>}) => {
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interface AvatarWidgetProps {
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avatar: string;
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setAvatar: React.Dispatch<React.SetStateAction<any>>;
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}
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export const AvatarWidget: React.FC<AvatarWidgetProps> = ({ avatar, setAvatar }) => {
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const [crop, setCrop] = useState<Crop>();
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const [image, setImage] = useState<string>("");
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const [cropModalOpen, setCropModalOpen] = useState<boolean>(false);
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@ -16,31 +18,38 @@ export const AvatarWidget = ({avatar, setAvatar}:{avatar:string, setAvatar : Rea
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const assetsApi = useAssetApi();
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const imgRef = useRef<HTMLImageElement>(null);
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const onImageChange = useCallback((event: React.ChangeEvent<HTMLInputElement>) => {
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const file = event.target.files && event.target.files[0];
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if (file) {
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const validFormats = ["image/jpeg", "image/png"];
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const maxSizeMB = 10;
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const maxSizeBytes = maxSizeMB * 1024 * 1024;
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const imgRef = React.useRef<HTMLImageElement>(null)
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const onImageChange = (event) => {
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if (event.target.files && event.target.files[0]) {
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setImage(URL.createObjectURL(event.target.files[0]));
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if (!validFormats.includes(file.type)) {
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alert("Unsupported file format. Please upload a JPEG or PNG image.");
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return;
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}
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if (file.size > maxSizeBytes) {
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alert(`File size exceeds ${maxSizeMB}MB. Please upload a smaller image.`);
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return;
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}
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setImage(URL.createObjectURL(file));
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setCropModalOpen(true);
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} else {
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alert("No file selected or an error occurred while selecting the file.");
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}
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}, []);
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function onImageLoad(e: React.SyntheticEvent<HTMLImageElement>) {
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const { width, height } = e.currentTarget
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const onImageLoad = useCallback((e: React.SyntheticEvent<HTMLImageElement>) => {
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const { width, height } = e.currentTarget;
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setCrop(centerAspectCrop(width, height, 1));
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}, []);
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setCrop(centerAspectCrop(width, height, 1))
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}
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// This is to demonstate how to make and center a % aspect crop
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// which is a bit trickier so we use some helper functions.
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function centerAspectCrop(
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mediaWidth: number,
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mediaHeight: number,
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aspect: number,
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) {
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const centerAspectCrop = (mediaWidth: number, mediaHeight: number, aspect: number) => {
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return centerCrop(
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makeAspectCrop(
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{
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@ -53,22 +62,50 @@ export const AvatarWidget = ({avatar, setAvatar}:{avatar:string, setAvatar : Rea
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),
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mediaWidth,
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mediaHeight,
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)
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);
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};
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async function resizeImage(image: HTMLImageElement, maxWidth: number, maxHeight: number): Promise<HTMLImageElement> {
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const canvas = document.createElement('canvas');
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const ctx = canvas.getContext('2d');
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let width = image.width;
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let height = image.height;
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if (width > maxWidth) {
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height *= maxWidth / width;
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width = maxWidth;
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}
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if (height > maxHeight) {
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width *= maxHeight / height;
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height = maxHeight;
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}
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async function renderCrop() {
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// get the image element
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canvas.width = width;
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canvas.height = height;
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if (ctx) {
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ctx.drawImage(image, 0, 0, width, height);
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}
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const resizedImage = new Image();
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resizedImage.src = canvas.toDataURL();
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await resizedImage.decode();
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return resizedImage;
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}
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const renderCrop = useCallback(async () => {
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const image = imgRef.current;
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if (crop && image) {
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const resizedImage = await resizeImage(image, 1024, 1024); // Bildgröße vor dem Zuschneiden reduzieren
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const scaleX = resizedImage.naturalWidth / resizedImage.width;
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const scaleY = resizedImage.naturalHeight / resizedImage.height;
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const scaleX = image.naturalWidth / image.width
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const scaleY = image.naturalHeight / image.height
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// create a canvas element to draw the cropped image
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const canvas = new OffscreenCanvas(
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crop.width * scaleX,
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crop.height * scaleY,
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)
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crop.height * scaleY
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);
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const ctx = canvas.getContext("2d");
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const pixelRatio = window.devicePixelRatio;
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canvas.width = crop.width * pixelRatio * scaleX;
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@ -76,9 +113,8 @@ export const AvatarWidget = ({avatar, setAvatar}:{avatar:string, setAvatar : Rea
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if (ctx) {
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ctx.setTransform(pixelRatio, 0, 0, pixelRatio, 0, 0);
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ctx.drawImage(
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image,
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resizedImage,
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crop.x * scaleX,
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crop.y * scaleY,
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crop.width * scaleX,
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@ -89,28 +125,27 @@ export const AvatarWidget = ({avatar, setAvatar}:{avatar:string, setAvatar : Rea
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crop.height * scaleY
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);
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}
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const blob = await canvas.convertToBlob();
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await resizeBlob(blob);
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setCropping(false);
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setImage("");
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}
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}
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}, [crop]);
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async function resizeBlob(blob) {
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var img = new Image();
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const resizeBlob = useCallback(async (blob: Blob) => {
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const img = new Image();
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img.src = URL.createObjectURL(blob);
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await img.decode();
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const canvas = new OffscreenCanvas(
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400,
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400
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)
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var ctx = canvas.getContext("2d");
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ctx?.drawImage(img, 0, 0, 400, 400);
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const resizedBlob = await canvas.convertToBlob()
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const asset = await assetsApi.upload(resizedBlob, "test");
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setAvatar(asset.id)
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}
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const canvas = new OffscreenCanvas(400, 400);
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const ctx = canvas.getContext("2d");
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ctx?.drawImage(img, 0, 0, 400, 400);
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const resizedBlob = await canvas.convertToBlob();
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const asset = await assetsApi.upload(resizedBlob, "avatar");
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setAvatar(asset.id);
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}, [assetsApi, setAvatar]);
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return (
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<>
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@ -135,11 +170,9 @@ export const AvatarWidget = ({avatar, setAvatar}:{avatar:string, setAvatar : Rea
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</div>
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}
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</label>
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: <div className='tw-w-20 tw-flex tw-items-center tw-justify-center'>
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<span className="tw-loading tw-loading-spinner"></span>
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</div>
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}
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<DialogModal
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title=""
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@ -159,5 +192,5 @@ export const AvatarWidget = ({avatar, setAvatar}:{avatar:string, setAvatar : Rea
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}}>Select</button>
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</DialogModal>
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</>
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)
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}
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);
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};
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