refactor: move clipboard util script into custom hook

src/components/canvas/Canvas.tsx

@@ -13,6 +13,7 @@ import { ToolContext } from "@/context/Tool";
 
 import { useTextures } from "@/hooks/useTextures";
 import { useBlockData } from "@/hooks/useBlockData";
+import { useClipboard } from "@/hooks/useClipboard";
 
 import { useMoveTool } from "@/hooks/tools/move";
 import { useRectangleSelectTool } from "@/hooks/tools/rectangle-select";
@@ -25,7 +26,6 @@ import { useEyedropperTool } from "@/hooks/tools/eyedropper";
 import { useZoomTool } from "@/hooks/tools/zoom";
 
 import * as selection from "@/utils/selection";
-import * as clipboard from "@/utils/clipboard";
 
 import Blocks from "./Blocks";
 import Cursor from "./Cursor";
@@ -67,6 +67,8 @@ function Canvas() {
 	const startBlocksRef = useRef<Block[]>([]);
 	const startSelectionCoordsRef = useRef<CoordinateArray>([]);
 
+	const clipboard = useClipboard();
+
 	const zoom = useCallback(
 		(newScale: number) => {
 			setScale(newScale);
@@ -300,11 +302,11 @@ function Canvas() {
 					break;
 				case "c":
 					if (!e.ctrlKey) return;
-					clipboard.copy(selectionCoords, blocks);
+					clipboard.copy();
 					break;
 				case "v":
 					if (!e.ctrlKey) return;
-					clipboard.paste(setSelectionLayerBlocks, setSelectionCoords, setTool);
+					clipboard.paste();
 					break;
 				case "1":
 					setTool("hand");
@@ -360,11 +362,12 @@ function Canvas() {
 			selectionLayerBlocks,
 			canvasSize,
 			blockData,
+			clipboard,
 			setBlocks,
-			setCssCursor,
 			setSelectionCoords,
 			setSelectionLayerBlocks,
 			setTool,
+			addHistory,
 			redo,
 			undo,
 		]

src/components/menubar/EditMenu.tsx

@@ -3,17 +3,17 @@ import { useContext } from "react";
 import { CanvasContext } from "@/context/Canvas";
 import { HistoryContext } from "@/context/History";
 import { SelectionContext } from "@/context/Selection";
-import { ToolContext } from "@/context/Tool";
 
-import * as clipboard from "@/utils/clipboard";
+import { useClipboard } from "@/hooks/useClipboard";
 
 import { MenubarContent, MenubarItem, MenubarMenu, MenubarSeparator, MenubarShortcut, MenubarTrigger } from "@/components/ui/menubar";
 
 function EditMenu() {
-	const { blocks, setBlocks } = useContext(CanvasContext);
+	const { setBlocks } = useContext(CanvasContext);
 	const { undo, redo, isUndoAvailable, isRedoAvailable } = useContext(HistoryContext);
-	const { selectionCoords, setSelectionCoords, setSelectionLayerBlocks } = useContext(SelectionContext);
+	const { selectionCoords } = useContext(SelectionContext);
-	const { setTool } = useContext(ToolContext);
+
+	const clipboard = useClipboard();
 
 	const cut = () => {
 		setBlocks((prev) => prev.filter((b) => !selectionCoords.some(([x2, y2]) => x2 === b.x && y2 === b.y)));
@@ -33,11 +33,11 @@ function EditMenu() {
 				</MenubarItem>
 				<MenubarSeparator />
 
-				<MenubarItem onClick={() => clipboard.copy(selectionCoords, blocks)}>
+				<MenubarItem onClick={clipboard.copy}>
 					Copy
 					<MenubarShortcut>Ctrl C</MenubarShortcut>
 				</MenubarItem>
-				<MenubarItem onClick={() => clipboard.paste(setSelectionLayerBlocks, setSelectionCoords, setTool)}>
+				<MenubarItem onClick={clipboard.paste}>
 					Paste
 					<MenubarShortcut>Ctrl V</MenubarShortcut>
 				</MenubarItem>

src/hooks/useClipboard.ts

@@ -0,0 +1,38 @@
+import { useContext } from "react";
+
+import { CanvasContext } from "@/context/Canvas";
+import { SelectionContext } from "@/context/Selection";
+import { ToolContext } from "@/context/Tool";
+
+export function useClipboard() {
+	const { blocks } = useContext(CanvasContext);
+	const { selectionCoords, setSelectionCoords, setSelectionLayerBlocks } = useContext(SelectionContext);
+	const { setTool } = useContext(ToolContext);
+
+	function copy() {
+		const selectorBlocks = selectionCoords.map(([x, y]) => blocks.find((block) => block.x === x && block.y === y)).filter(Boolean);
+		navigator.clipboard.writeText(JSON.stringify(selectorBlocks));
+	}
+
+	async function paste() {
+		try {
+			const clipboardText = await navigator.clipboard.readText();
+			const clipboardBlocks = JSON.parse(clipboardText);
+
+			// Check if pasted object is of type Block[]
+			if (
+				!Array.isArray(clipboardBlocks) ||
+				!clipboardBlocks.every((block) => typeof block.x === "number" && typeof block.y === "number" && typeof block.name === "string")
+			)
+				return;
+
+			setSelectionLayerBlocks(clipboardBlocks);
+			setSelectionCoords(clipboardBlocks.map(({ x, y }) => [x, y]));
+			setTool("move");
+		} catch (error) {
+			console.error("Failed to read/parse clipboard:", error);
+		}
+	}
+
+	return { copy, paste };
+}

src/utils/clipboard.ts

@@ -1,37 +0,0 @@
-export function copy(selectionCoords: CoordinateArray, blocks: Block[]) {
-	// Get all blocks within selection
-	const selectorBlocks = selectionCoords
-		.map((coord) => {
-			const [x, y] = coord;
-			return blocks.find((block) => block.x === x && block.y === y);
-		})
-		.filter((block) => block !== undefined);
-
-	// Write to clipboard
-	navigator.clipboard.writeText(JSON.stringify(selectorBlocks));
-}
-
-export async function paste(
-	setSelectionLayerBlocks: React.Dispatch<React.SetStateAction<Block[]>>,
-	setSelectionCoords: React.Dispatch<React.SetStateAction<CoordinateArray>>,
-	setTool: React.Dispatch<React.SetStateAction<Tool>>
-) {
-	try {
-		// Read clipboard then parse it
-		const clipboardText = await navigator.clipboard.readText();
-		const clipboardBlocks = JSON.parse(clipboardText);
-
-		// Check if pasted object is of type Block[]
-		if (
-			!Array.isArray(clipboardBlocks) ||
-			!clipboardBlocks.every((block) => typeof block.x === "number" && typeof block.y === "number" && typeof block.name === "string")
-		)
-			return;
-
-		setSelectionLayerBlocks(clipboardBlocks);
-		setSelectionCoords(clipboardBlocks.map((block) => [block.x, block.y]));
-		setTool("move");
-	} catch (error) {
-		console.error("Failed to read/parse clipboard:", error);
-	}
-}