396 lines
12 KiB
TypeScript
396 lines
12 KiB
TypeScript
"use client";
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import { useRef, useEffect } from "react";
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import { useDrop } from "react-dnd";
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import { useReportDesigner } from "@/contexts/ReportDesignerContext";
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import { ComponentConfig } from "@/types/report";
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import { CanvasComponent } from "./CanvasComponent";
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import { Ruler } from "./Ruler";
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import { v4 as uuidv4 } from "uuid";
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export function ReportDesignerCanvas() {
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const canvasRef = useRef<HTMLDivElement>(null);
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const {
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currentPageId,
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currentPage,
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components,
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addComponent,
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updateComponent,
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canvasWidth,
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canvasHeight,
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margins,
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selectComponent,
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selectedComponentId,
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selectedComponentIds,
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removeComponent,
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showGrid,
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gridSize,
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snapValueToGrid,
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alignmentGuides,
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copyComponents,
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pasteComponents,
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undo,
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redo,
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showRuler,
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} = useReportDesigner();
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const [{ isOver }, drop] = useDrop(() => ({
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accept: "component",
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drop: (item: { componentType: string }, monitor) => {
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if (!canvasRef.current) return;
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const offset = monitor.getClientOffset();
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const canvasRect = canvasRef.current.getBoundingClientRect();
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if (!offset) return;
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const x = offset.x - canvasRect.left;
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const y = offset.y - canvasRect.top;
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// 컴포넌트 타입별 기본 설정
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let width = 200;
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let height = 100;
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if (item.componentType === "table") {
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height = 200;
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} else if (item.componentType === "image") {
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width = 150;
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height = 150;
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} else if (item.componentType === "divider") {
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width = 300;
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height = 2;
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} else if (item.componentType === "signature") {
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width = 120;
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height = 70;
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} else if (item.componentType === "stamp") {
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width = 70;
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height = 70;
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}
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// 여백을 px로 변환 (1mm ≈ 3.7795px)
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const marginTopPx = margins.top * 3.7795;
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const marginLeftPx = margins.left * 3.7795;
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const marginRightPx = margins.right * 3.7795;
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const marginBottomPx = margins.bottom * 3.7795;
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// 캔버스 경계 (px)
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const canvasWidthPx = canvasWidth * 3.7795;
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const canvasHeightPx = canvasHeight * 3.7795;
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// 드롭 위치 계산 (여백 내부로 제한)
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const rawX = x - 100;
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const rawY = y - 25;
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const minX = marginLeftPx;
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const minY = marginTopPx;
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const maxX = canvasWidthPx - marginRightPx - width;
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const maxY = canvasHeightPx - marginBottomPx - height;
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const boundedX = Math.min(Math.max(minX, rawX), maxX);
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const boundedY = Math.min(Math.max(minY, rawY), maxY);
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// 새 컴포넌트 생성 (Grid Snap 적용)
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const newComponent: ComponentConfig = {
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id: `comp_${uuidv4()}`,
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type: item.componentType,
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x: snapValueToGrid(boundedX),
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y: snapValueToGrid(boundedY),
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width: snapValueToGrid(width),
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height: snapValueToGrid(height),
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zIndex: components.length,
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fontSize: 13,
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fontFamily: "Malgun Gothic",
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fontWeight: "normal",
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fontColor: "#000000",
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backgroundColor: "transparent",
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borderWidth: 0,
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borderColor: "#cccccc",
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borderRadius: 5,
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textAlign: "left",
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padding: 10,
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visible: true,
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printable: true,
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// 이미지 전용
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...(item.componentType === "image" && {
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imageUrl: "",
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objectFit: "contain" as const,
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}),
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// 구분선 전용
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...(item.componentType === "divider" && {
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orientation: "horizontal" as const,
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lineStyle: "solid" as const,
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lineWidth: 1,
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lineColor: "#000000",
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}),
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// 서명란 전용
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...(item.componentType === "signature" && {
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imageUrl: "",
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objectFit: "contain" as const,
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showLabel: true,
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labelText: "서명:",
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labelPosition: "left" as const,
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showUnderline: true,
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borderWidth: 0,
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borderColor: "#cccccc",
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}),
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// 도장란 전용
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...(item.componentType === "stamp" && {
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imageUrl: "",
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objectFit: "contain" as const,
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showLabel: true,
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labelText: "(인)",
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labelPosition: "top" as const,
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personName: "",
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borderWidth: 0,
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borderColor: "#cccccc",
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}),
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// 테이블 전용
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...(item.componentType === "table" && {
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queryId: undefined,
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tableColumns: [],
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headerBackgroundColor: "#f3f4f6",
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headerTextColor: "#111827",
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showBorder: true,
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rowHeight: 32,
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}),
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};
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addComponent(newComponent);
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},
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collect: (monitor) => ({
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isOver: monitor.isOver(),
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}),
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}));
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const handleCanvasClick = (e: React.MouseEvent<HTMLDivElement>) => {
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if (e.target === e.currentTarget) {
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selectComponent(null);
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}
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};
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// 키보드 단축키 (Delete, Ctrl+C, Ctrl+V, 화살표 이동)
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useEffect(() => {
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const handleKeyDown = (e: KeyboardEvent) => {
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// 입력 필드에서는 단축키 무시
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const target = e.target as HTMLElement;
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if (target.tagName === "INPUT" || target.tagName === "TEXTAREA") {
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return;
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}
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// 화살표 키: 선택된 컴포넌트 이동
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if (["ArrowUp", "ArrowDown", "ArrowLeft", "ArrowRight"].includes(e.key)) {
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e.preventDefault();
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// 선택된 컴포넌트가 없으면 무시
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if (!selectedComponentId && selectedComponentIds.length === 0) {
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return;
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}
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// 이동 거리 (Shift 키를 누르면 10px, 아니면 1px)
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const moveDistance = e.shiftKey ? 10 : 1;
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// 이동할 컴포넌트 ID 목록
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const idsToMove =
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selectedComponentIds.length > 0 ? selectedComponentIds : ([selectedComponentId].filter(Boolean) as string[]);
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// 각 컴포넌트 이동 (잠긴 컴포넌트는 제외)
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idsToMove.forEach((id) => {
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const component = components.find((c) => c.id === id);
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if (!component || component.locked) return;
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let newX = component.x;
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let newY = component.y;
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switch (e.key) {
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case "ArrowLeft":
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newX = Math.max(0, component.x - moveDistance);
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break;
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case "ArrowRight":
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newX = component.x + moveDistance;
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break;
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case "ArrowUp":
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newY = Math.max(0, component.y - moveDistance);
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break;
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case "ArrowDown":
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newY = component.y + moveDistance;
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break;
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}
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updateComponent(id, { x: newX, y: newY });
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});
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return;
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}
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// Delete 키: 삭제 (잠긴 컴포넌트는 제외)
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if (e.key === "Delete") {
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if (selectedComponentIds.length > 0) {
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selectedComponentIds.forEach((id) => {
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const component = components.find((c) => c.id === id);
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if (component && !component.locked) {
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removeComponent(id);
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}
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});
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} else if (selectedComponentId) {
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const component = components.find((c) => c.id === selectedComponentId);
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if (component && !component.locked) {
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removeComponent(selectedComponentId);
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}
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}
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}
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// Ctrl+C (또는 Cmd+C): 복사
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if ((e.ctrlKey || e.metaKey) && e.key === "c") {
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e.preventDefault();
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copyComponents();
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}
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// Ctrl+V (또는 Cmd+V): 붙여넣기
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if ((e.ctrlKey || e.metaKey) && e.key === "v") {
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e.preventDefault();
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pasteComponents();
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}
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// Ctrl+Shift+Z 또는 Ctrl+Y (또는 Cmd+Shift+Z / Cmd+Y): Redo (Undo보다 먼저 체크)
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if ((e.ctrlKey || e.metaKey) && e.shiftKey && e.key.toLowerCase() === "z") {
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e.preventDefault();
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redo();
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return;
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}
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if ((e.ctrlKey || e.metaKey) && e.key.toLowerCase() === "y") {
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e.preventDefault();
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redo();
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return;
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}
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// Ctrl+Z (또는 Cmd+Z): Undo
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if ((e.ctrlKey || e.metaKey) && e.key.toLowerCase() === "z") {
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e.preventDefault();
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undo();
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}
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};
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window.addEventListener("keydown", handleKeyDown);
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return () => window.removeEventListener("keydown", handleKeyDown);
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// eslint-disable-next-line react-hooks/exhaustive-deps
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}, [
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selectedComponentId,
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selectedComponentIds,
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components,
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removeComponent,
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copyComponents,
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pasteComponents,
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undo,
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redo,
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]);
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// 페이지가 없는 경우
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if (!currentPageId || !currentPage) {
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return (
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<div className="flex flex-1 flex-col items-center justify-center bg-gray-100">
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<div className="text-center">
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<h3 className="text-lg font-semibold text-gray-700">페이지가 없습니다</h3>
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<p className="mt-2 text-sm text-gray-500">좌측에서 페이지를 추가하세요.</p>
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</div>
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</div>
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);
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}
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return (
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<div className="flex flex-1 flex-col overflow-hidden bg-gray-100">
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{/* 캔버스 스크롤 영역 */}
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<div className="flex flex-1 items-center justify-center overflow-auto px-8 pt-[280px] pb-8">
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{/* 눈금자와 캔버스를 감싸는 컨테이너 */}
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<div className="inline-flex flex-col">
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{/* 좌상단 코너 + 가로 눈금자 */}
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{showRuler && (
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<div className="flex">
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{/* 좌상단 코너 (20x20) */}
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<div className="h-5 w-5 bg-gray-200" />
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{/* 가로 눈금자 */}
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<Ruler orientation="horizontal" length={canvasWidth} />
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</div>
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)}
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{/* 세로 눈금자 + 캔버스 */}
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<div className="flex">
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{/* 세로 눈금자 */}
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{showRuler && <Ruler orientation="vertical" length={canvasHeight} />}
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{/* 캔버스 */}
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<div
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ref={(node) => {
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canvasRef.current = node;
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drop(node);
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}}
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className={`relative bg-white shadow-lg ${isOver ? "ring-2 ring-blue-500" : ""}`}
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style={{
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width: `${canvasWidth}mm`,
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minHeight: `${canvasHeight}mm`,
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backgroundImage: showGrid
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? `
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linear-gradient(to right, #e5e7eb 1px, transparent 1px),
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linear-gradient(to bottom, #e5e7eb 1px, transparent 1px)
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`
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: undefined,
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backgroundSize: showGrid ? `${gridSize}px ${gridSize}px` : undefined,
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}}
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onClick={handleCanvasClick}
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>
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{/* 페이지 여백 가이드 */}
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{currentPage && (
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<div
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className="pointer-events-none absolute border-2 border-dashed border-blue-300/50"
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style={{
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top: `${currentPage.margins.top}mm`,
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left: `${currentPage.margins.left}mm`,
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right: `${currentPage.margins.right}mm`,
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bottom: `${currentPage.margins.bottom}mm`,
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}}
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/>
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)}
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{/* 정렬 가이드라인 렌더링 */}
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{alignmentGuides.vertical.map((x, index) => (
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<div
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key={`v-${index}`}
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className="pointer-events-none absolute top-0 bottom-0"
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style={{
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left: `${x}px`,
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width: "1px",
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backgroundColor: "#ef4444",
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zIndex: 9999,
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}}
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/>
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))}
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{alignmentGuides.horizontal.map((y, index) => (
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<div
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key={`h-${index}`}
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className="pointer-events-none absolute right-0 left-0"
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style={{
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top: `${y}px`,
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height: "1px",
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backgroundColor: "#ef4444",
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zIndex: 9999,
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}}
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/>
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))}
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{/* 컴포넌트 렌더링 */}
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{components.map((component) => (
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<CanvasComponent key={component.id} component={component} />
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))}
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{/* 빈 캔버스 안내 */}
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{components.length === 0 && (
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<div className="absolute inset-0 flex items-center justify-center text-gray-400">
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<p className="text-sm">왼쪽에서 컴포넌트를 드래그하여 추가하세요</p>
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</div>
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)}
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</div>
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</div>
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</div>
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</div>
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</div>
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);
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}
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