feat: Add image cropping functionality with a new component, dialog, and canvas utilities.

web/bun.lock

@@ -26,6 +26,7 @@
         "next-themes": "^0.4.6",
         "react": "^19",
         "react-dom": "^19",
+        "react-easy-crop": "^5.5.6",
         "react-hook-form": "^7.70.0",
         "react-router-dom": "^7.12.0",
         "recharts": "^3.6.0",
@@ -245,10 +246,14 @@
 
     "next-themes": ["next-themes@0.4.6", "", { "peerDependencies": { "react": "^16.8 || ^17 || ^18 || ^19 || ^19.0.0-rc", "react-dom": "^16.8 || ^17 || ^18 || ^19 || ^19.0.0-rc" } }, "sha512-pZvgD5L0IEvX5/9GWyHMf3m8BKiVQwsCMHfoFosXtXBMnaS0ZnIJ9ST4b4NqLVKDEm8QBxoNNGNaBv2JNF6XNA=="],
 
+    "normalize-wheel": ["normalize-wheel@1.0.1", "", {}, "sha512-1OnlAPZ3zgrk8B91HyRj+eVv+kS5u+Z0SCsak6Xil/kmgEia50ga7zfkumayonZrImffAxPU/5WcyGhzetHNPA=="],
+
     "react": ["react@19.2.3", "", {}, "sha512-Ku/hhYbVjOQnXDZFv2+RibmLFGwFdeeKHFcOTlrt7xplBnya5OGn/hIRDsqDiSUcfORsDC7MPxwork8jBwsIWA=="],
 
     "react-dom": ["react-dom@19.2.3", "", { "dependencies": { "scheduler": "^0.27.0" }, "peerDependencies": { "react": "^19.2.3" } }, "sha512-yELu4WmLPw5Mr/lmeEpox5rw3RETacE++JgHqQzd2dg+YbJuat3jH4ingc+WPZhxaoFzdv9y33G+F7Nl5O0GBg=="],
 
+    "react-easy-crop": ["react-easy-crop@5.5.6", "", { "dependencies": { "normalize-wheel": "^1.0.1", "tslib": "^2.0.1" }, "peerDependencies": { "react": ">=16.4.0", "react-dom": ">=16.4.0" } }, "sha512-Jw3/ozs8uXj3NpL511Suc4AHY+mLRO23rUgipXvNYKqezcFSYHxe4QXibBymkOoY6oOtLVMPO2HNPRHYvMPyTw=="],
+
     "react-hook-form": ["react-hook-form@7.70.0", "", { "peerDependencies": { "react": "^16.8.0 || ^17 || ^18 || ^19" } }, "sha512-COOMajS4FI3Wuwrs3GPpi/Jeef/5W1DRR84Yl5/ShlT3dKVFUfoGiEZ/QE6Uw8P4T2/CLJdcTVYKvWBMQTEpvw=="],
 
     "react-is": ["react-is@19.2.3", "", {}, "sha512-qJNJfu81ByyabuG7hPFEbXqNcWSU3+eVus+KJs+0ncpGfMyYdvSmxiJxbWR65lYi1I+/0HBcliO029gc4F+PnA=="],

web/package.json

@@ -30,6 +30,7 @@
     "next-themes": "^0.4.6",
     "react": "^19",
     "react-dom": "^19",
+    "react-easy-crop": "^5.5.6",
     "react-hook-form": "^7.70.0",
     "react-router-dom": "^7.12.0",
     "recharts": "^3.6.0",

web/src/components/image-cropper.tsx

@@ -0,0 +1,114 @@
+import { useState, useCallback } from "react";
+import Cropper, { type Area } from "react-easy-crop";
+import { Button } from "@/components/ui/button";
+import { Slider } from "@/components/ui/slider";
+import {
+    Dialog,
+    DialogContent,
+    DialogFooter,
+    DialogHeader,
+    DialogTitle,
+} from "@/components/ui/dialog";
+import { getCroppedImg } from "@/lib/canvasUtils";
+import { Loader2 } from "lucide-react";
+
+interface ImageCropperProps {
+    imageSrc: string | null;
+    isOpen: boolean;
+    onClose: () => void;
+    onCropComplete: (croppedImage: Blob) => void;
+}
+
+export function ImageCropper({
+    imageSrc,
+    isOpen,
+    onClose,
+    onCropComplete,
+}: ImageCropperProps) {
+    const [crop, setCrop] = useState({ x: 0, y: 0 });
+    const [zoom, setZoom] = useState(1);
+    const [croppedAreaPixels, setCroppedAreaPixels] = useState<Area | null>(null);
+    const [isLoading, setIsLoading] = useState(false);
+
+    const onCropChange = (crop: { x: number; y: number }) => {
+        setCrop(crop);
+    };
+
+    const onZoomChange = (zoom: number) => {
+        setZoom(zoom);
+    };
+
+    const onCropCompleteHandler = useCallback(
+        (_croppedArea: Area, croppedAreaPixels: Area) => {
+            setCroppedAreaPixels(croppedAreaPixels);
+        },
+        []
+    );
+
+    const handleSave = async () => {
+        if (!imageSrc || !croppedAreaPixels) return;
+
+        setIsLoading(true);
+        try {
+            const croppedImage = await getCroppedImg(imageSrc, croppedAreaPixels);
+            if (croppedImage) {
+                onCropComplete(croppedImage);
+                onClose();
+            }
+        } catch (e) {
+            console.error(e);
+        } finally {
+            setIsLoading(false);
+        }
+    };
+
+    return (
+        <Dialog open={isOpen} onOpenChange={(open) => !open && onClose()}>
+            <DialogContent className="sm:max-w-xl">
+                <DialogHeader>
+                    <DialogTitle>Crop Image</DialogTitle>
+                </DialogHeader>
+
+                <div className="relative w-full h-80 bg-black/5 rounded-md overflow-hidden mt-4">
+                    {imageSrc && (
+                        <Cropper
+                            image={imageSrc}
+                            crop={crop}
+                            zoom={zoom}
+                            aspect={1}
+                            onCropChange={onCropChange}
+                            onCropComplete={onCropCompleteHandler}
+                            onZoomChange={onZoomChange}
+                        />
+                    )}
+                </div>
+
+                <div className="py-4 space-y-2">
+                    <div className="flex items-center justify-between text-sm">
+                        <span className="text-muted-foreground">Zoom</span>
+                        <span className="text-muted-foreground">{zoom.toFixed(1)}x</span>
+                    </div>
+                    <Slider
+                        value={[zoom]}
+                        min={1}
+                        max={3}
+                        step={0.1}
+                        onValueChange={(value) => onZoomChange(value[0] ?? 1)}
+                    />
+                </div>
+
+                <DialogFooter>
+                    <Button variant="outline" onClick={onClose} disabled={isLoading}>
+                        Cancel
+                    </Button>
+                    <Button onClick={handleSave} disabled={isLoading}>
+                        {isLoading && <Loader2 className="mr-2 h-4 w-4 animate-spin" />}
+                        Crop & Save
+                    </Button>
+                </DialogFooter>
+            </DialogContent>
+        </Dialog>
+    );
+}
+
+export default ImageCropper;

web/src/components/image-uploader.tsx

@@ -7,6 +7,7 @@ import { useState, useCallback, useRef } from "react";
 import { cn } from "@/lib/utils";
 import { Button } from "@/components/ui/button";
 import { Upload, X, Image as ImageIcon, Loader2, AlertCircle } from "lucide-react";
+import { ImageCropper } from "@/components/image-cropper";
 
 interface ImageUploaderProps {
     existingUrl?: string | null;
@@ -28,6 +29,12 @@ export function ImageUploader({
     const [isDragging, setIsDragging] = useState(false);
     const [error, setError] = useState<string | null>(null);
     const [isLoading, setIsLoading] = useState(false);
+
+    // Cropper state
+    const [isCropperOpen, setIsCropperOpen] = useState(false);
+    const [tempImageSrc, setTempImageSrc] = useState<string | null>(null);
+    const [tempFileName, setTempFileName] = useState<string>("image.jpg");
+
     const inputRef = useRef<HTMLInputElement>(null);
 
     const validateFile = useCallback((file: File): string | null => {
@@ -50,11 +57,13 @@ export function ImageUploader({
         }
 
         setIsLoading(true);
+        setTempFileName(file.name);
 
-        // Create preview URL
+        // Read file for cropper
         const reader = new FileReader();
         reader.onload = () => {
-            setPreviewUrl(reader.result as string);
+            setTempImageSrc(reader.result as string);
+            setIsCropperOpen(true);
             setIsLoading(false);
         };
         reader.onerror = () => {
@@ -62,9 +71,21 @@ export function ImageUploader({
             setIsLoading(false);
         };
         reader.readAsDataURL(file);
+    }, [validateFile]);
 
+    const handleCropComplete = useCallback((croppedBlob: Blob) => {
+        // Convert blob back to file
+        const file = new File([croppedBlob], tempFileName, { type: "image/jpeg" });
+
+        // Create preview
+        const url = URL.createObjectURL(croppedBlob);
+        setPreviewUrl(url);
+
+        // Pass to parent
         onFileSelect(file);
-    }, [onFileSelect, validateFile]);
+        setIsCropperOpen(false);
+        setTempImageSrc(null);
+    }, [onFileSelect, tempFileName]);
 
     const handleDragEnter = useCallback((e: React.DragEvent) => {
         e.preventDefault();
@@ -217,12 +238,20 @@ export function ImageUploader({
                 />
             </div>
 
+
             {error && (
                 <p className="text-sm text-destructive flex items-center gap-1">
                     <AlertCircle className="h-4 w-4" />
                     {error}
                 </p>
             )}
+
+            <ImageCropper
+                isOpen={isCropperOpen}
+                onClose={() => setIsCropperOpen(false)}
+                onCropComplete={handleCropComplete}
+                imageSrc={tempImageSrc}
+            />
         </div>
     );
 }

web/src/components/loot-table-builder.tsx

@@ -133,8 +133,7 @@ export function LootTableBuilder({ pool, onChange }: LootTableBuilderProps) {
             {/* Drop List */}
             <div className="space-y-2">
                 {pool.map((drop, index) => {
-                    const lootType = LOOT_TYPES.find(t => t.value === drop.type);
-                    const Icon = lootType?.icon || Package;
+
 
                     return (
                         <Card key={index} className="bg-muted/20 border-border/30">
@@ -149,10 +148,7 @@ export function LootTableBuilder({ pool, onChange }: LootTableBuilderProps) {
                                         onValueChange={(value) => changeDropType(index, value as LootType)}
                                     >
                                         <SelectTrigger className="w-32 bg-background/50">
-                                            <div className="flex items-center gap-2">
-                                                <Icon className={cn("h-4 w-4", lootType?.color)} />
-                                                <SelectValue />
-                                            </div>
+                                            <SelectValue />
                                         </SelectTrigger>
                                         <SelectContent>
                                             {LOOT_TYPES.map((type) => (

web/src/components/ui/dialog.tsx

@@ -0,0 +1,122 @@
+"use client"
+
+import * as React from "react"
+import * as DialogPrimitive from "@radix-ui/react-dialog"
+import { X } from "lucide-react"
+
+import { cn } from "@/lib/utils"
+
+const Dialog = DialogPrimitive.Root
+
+const DialogTrigger = DialogPrimitive.Trigger
+
+const DialogPortal = DialogPrimitive.Portal
+
+const DialogClose = DialogPrimitive.Close
+
+const DialogOverlay = React.forwardRef<
+    React.ElementRef<typeof DialogPrimitive.Overlay>,
+    React.ComponentPropsWithoutRef<typeof DialogPrimitive.Overlay>
+>(({ className, ...props }, ref) => (
+    <DialogPrimitive.Overlay
+        ref={ref}
+        className={cn(
+            "fixed inset-0 z-50 bg-black/80  data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0",
+            className
+        )}
+        {...props}
+    />
+))
+DialogOverlay.displayName = DialogPrimitive.Overlay.displayName
+
+const DialogContent = React.forwardRef<
+    React.ElementRef<typeof DialogPrimitive.Content>,
+    React.ComponentPropsWithoutRef<typeof DialogPrimitive.Content>
+>(({ className, children, ...props }, ref) => (
+    <DialogPortal>
+        <DialogOverlay />
+        <DialogPrimitive.Content
+            ref={ref}
+            className={cn(
+                "fixed left-[50%] top-[50%] z-50 grid w-full max-w-lg translate-x-[-50%] translate-y-[-50%] gap-4 border bg-background p-6 shadow-lg duration-200 data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0 data-[state=closed]:zoom-out-95 data-[state=open]:zoom-in-95 data-[state=closed]:slide-out-to-left-1/2 data-[state=closed]:slide-out-to-top-[48%] data-[state=open]:slide-in-from-left-1/2 data-[state=open]:slide-in-from-top-[48%] sm:rounded-lg",
+                className
+            )}
+            {...props}
+        >
+            {children}
+            <DialogPrimitive.Close className="absolute right-4 top-4 rounded-sm opacity-70 ring-offset-background transition-opacity hover:opacity-100 focus:outline-none focus:ring-2 focus:ring-ring focus:ring-offset-2 disabled:pointer-events-none data-[state=open]:bg-accent data-[state=open]:text-muted-foreground">
+                <X className="h-4 w-4" />
+                <span className="sr-only">Close</span>
+            </DialogPrimitive.Close>
+        </DialogPrimitive.Content>
+    </DialogPortal>
+))
+DialogContent.displayName = DialogPrimitive.Content.displayName
+
+const DialogHeader = ({
+    className,
+    ...props
+}: React.HTMLAttributes<HTMLDivElement>) => (
+    <div
+        className={cn(
+            "flex flex-col space-y-1.5 text-center sm:text-left",
+            className
+        )}
+        {...props}
+    />
+)
+DialogHeader.displayName = "DialogHeader"
+
+const DialogFooter = ({
+    className,
+    ...props
+}: React.HTMLAttributes<HTMLDivElement>) => (
+    <div
+        className={cn(
+            "flex flex-col-reverse sm:flex-row sm:justify-end sm:space-x-2",
+            className
+        )}
+        {...props}
+    />
+)
+DialogFooter.displayName = "DialogFooter"
+
+const DialogTitle = React.forwardRef<
+    React.ElementRef<typeof DialogPrimitive.Title>,
+    React.ComponentPropsWithoutRef<typeof DialogPrimitive.Title>
+>(({ className, ...props }, ref) => (
+    <DialogPrimitive.Title
+        ref={ref}
+        className={cn(
+            "text-lg font-semibold leading-none tracking-tight",
+            className
+        )}
+        {...props}
+    />
+))
+DialogTitle.displayName = DialogPrimitive.Title.displayName
+
+const DialogDescription = React.forwardRef<
+    React.ElementRef<typeof DialogPrimitive.Description>,
+    React.ComponentPropsWithoutRef<typeof DialogPrimitive.Description>
+>(({ className, ...props }, ref) => (
+    <DialogPrimitive.Description
+        ref={ref}
+        className={cn("text-sm text-muted-foreground", className)}
+        {...props}
+    />
+))
+DialogDescription.displayName = DialogPrimitive.Description.displayName
+
+export {
+    Dialog,
+    DialogPortal,
+    DialogOverlay,
+    DialogClose,
+    DialogTrigger,
+    DialogContent,
+    DialogHeader,
+    DialogFooter,
+    DialogTitle,
+    DialogDescription,
+}

web/src/lib/canvasUtils.ts

@@ -0,0 +1,89 @@
+export const createImage = (url: string): Promise<HTMLImageElement> =>
+    new Promise((resolve, reject) => {
+        const image = new Image()
+        image.addEventListener('load', () => resolve(image))
+        image.addEventListener('error', (error) => reject(error))
+        image.setAttribute('crossOrigin', 'anonymous') // needed to avoid cross-origin issues on CodeSandbox
+        image.src = url
+    })
+
+export function getRadianAngle(degreeValue: number) {
+    return (degreeValue * Math.PI) / 180
+}
+
+/**
+ * Returns the new bounding area of a rotated rectangle.
+ */
+export function rotateSize(width: number, height: number, rotation: number) {
+    const rotRad = getRadianAngle(rotation)
+
+    return {
+        width:
+            Math.abs(Math.cos(rotRad) * width) + Math.abs(Math.sin(rotRad) * height),
+        height:
+            Math.abs(Math.sin(rotRad) * width) + Math.abs(Math.cos(rotRad) * height),
+    }
+}
+
+/**
+ * This function was adapted from the one in the ReadMe of https://github.com/DominicTobias/react-image-crop
+ */
+export async function getCroppedImg(
+    imageSrc: string,
+    pixelCrop: { x: number; y: number; width: number; height: number },
+    rotation = 0,
+    flip = { horizontal: false, vertical: false }
+): Promise<Blob | null> {
+    const image = await createImage(imageSrc)
+    const canvas = document.createElement('canvas')
+    const ctx = canvas.getContext('2d')
+
+    if (!ctx) {
+        return null
+    }
+
+    const rotRad = getRadianAngle(rotation)
+
+    // calculate bounding box of the rotated image
+    const { width: bBoxWidth, height: bBoxHeight } = rotateSize(
+        image.width,
+        image.height,
+        rotation
+    )
+
+    // set canvas size to match the bounding box
+    canvas.width = bBoxWidth
+    canvas.height = bBoxHeight
+
+    // translate canvas context to a central location to allow rotating and flipping around the center
+    ctx.translate(bBoxWidth / 2, bBoxHeight / 2)
+    ctx.rotate(rotRad)
+    ctx.scale(flip.horizontal ? -1 : 1, flip.vertical ? -1 : 1)
+    ctx.translate(-image.width / 2, -image.height / 2)
+
+    // draw rotated image
+    ctx.drawImage(image, 0, 0)
+
+    // croppedAreaPixels values are bounding box relative
+    // extract the cropped image using these values
+    const data = ctx.getImageData(
+        pixelCrop.x,
+        pixelCrop.y,
+        pixelCrop.width,
+        pixelCrop.height
+    )
+
+    // set canvas width to final desired crop size - this will clear existing context
+    canvas.width = pixelCrop.width
+    canvas.height = pixelCrop.height
+
+    // paste generated rotate image at the top left corner
+    ctx.putImageData(data, 0, 0)
+
+    // As a Blob
+    return new Promise((resolve) => {
+        canvas.toBlob((file) => {
+            resolve(file)
+        }, 'image/jpeg')
+    })
+}