From 4f2f49a12fa3e11c84b6be6eddbb0df964f0e645 Mon Sep 17 00:00:00 2001
From: hamid zarghami <hamid.zarghami1@gmail.com>
Date: Tue, 6 Jan 2026 14:50:48 +0330
Subject: [PATCH] edit text

---
 .../editor/components/tools/TextShape.tsx     | 130 +++++++++++++++++-
 1 file changed, 128 insertions(+), 2 deletions(-)

diff --git a/src/pages/editor/components/tools/TextShape.tsx b/src/pages/editor/components/tools/TextShape.tsx
index fa68b9f..cddbacd 100644
--- a/src/pages/editor/components/tools/TextShape.tsx
+++ b/src/pages/editor/components/tools/TextShape.tsx
@@ -1,4 +1,4 @@
-import { useEffect, useRef, useMemo } from "react";
+import { useEffect, useRef, useMemo, useState } from "react";
 import { Text, Group } from "react-konva";
 import Konva from "konva";
 import type { TextShapeProps } from "./types";
@@ -41,6 +41,7 @@ const TextShape = ({
 }: TextShapeProps) => {
   const shapeRef = useRef<Konva.Text>(null);
   const groupRef = useRef<Konva.Group>(null);
+  const [isEditing, setIsEditing] = useState(false);
 
   // Transformer is managed in EditorCanvas for multi-select support
   // Set offset for text node
@@ -73,6 +74,130 @@ const TextShape = ({
   const fontWeight = useMemo(() => getFontWeight(obj.fontWeight), [obj.fontWeight]);
   const fillColor = useMemo(() => getColorWithOpacity(obj.fill, obj.opacity), [obj.fill, obj.opacity]);
 
+  const handleDblClick = () => {
+    if (!shapeRef.current || !groupRef.current) return;
+
+    setIsEditing(true);
+
+    const textNode = shapeRef.current;
+    const groupNode = groupRef.current;
+    const stage = textNode.getStage();
+    if (!stage) return;
+
+    // مخفی کردن متن اصلی در حین ویرایش
+    textNode.hide();
+    textNode.getLayer()?.batchDraw();
+
+    // گرفتن موقعیت مطلق text node روی صفحه با استفاده از getClientRect
+    // که همه transformها (scale, rotation, position) را در نظر می‌گیرد
+    const stageBox = stage.container().getBoundingClientRect();
+    const box = textNode.getClientRect();
+    
+    // محاسبه موقعیت textarea روی صفحه
+    const areaPosition = {
+      x: stageBox.left + box.x,
+      y: stageBox.top + box.y,
+    };
+
+    // ایجاد textarea
+    const textarea = document.createElement("textarea");
+    document.body.appendChild(textarea);
+
+    // تنظیم مقدار
+    textarea.value = textNode.text();
+
+    // استایل‌دهی دقیق
+    const stageScale = stage.scaleX();
+    Object.assign(textarea.style, {
+      position: "absolute",
+      top: `${areaPosition.y}px`,
+      left: `${areaPosition.x}px`,
+      width: `${box.width}px`,
+      minHeight: `${box.height}px`,
+      fontSize: `${(obj.fontSize || 24) * stageScale}px`,
+      fontFamily: fontFamily,
+      fontWeight: fontWeight,
+      color: obj.fill || "#000000",
+      letterSpacing: `${(obj.letterSpacing || 0) * stageScale}px`,
+      lineHeight: textNode.lineHeight().toString(),
+      textAlign: "right",
+      direction: "rtl",
+      padding: "0",
+      margin: "0",
+      border: "none",
+      outline: "2px solid #3b82f6",
+      background: "transparent",
+      resize: "none",
+      overflow: "auto",
+      zIndex: "10000",
+      transformOrigin: "left top",
+      whiteSpace: "pre-wrap",
+      wordWrap: "break-word",
+    });
+
+    // اعمال rotation
+    const rotation = groupNode.rotation();
+    if (rotation) {
+      textarea.style.transform = `rotate(${rotation}deg)`;
+      // تنظیم transform origin برای rotation صحیح
+      textarea.style.transformOrigin = "left top";
+    }
+
+    // Focus و Select
+    textarea.focus();
+    
+    // Select all text after a small delay
+    setTimeout(() => {
+      textarea.select();
+    }, 0);
+
+    const removeTextarea = () => {
+      if (textarea.parentNode) {
+        textarea.parentNode.removeChild(textarea);
+      }
+      window.removeEventListener("click", handleOutsideClick);
+      setIsEditing(false);
+      textNode.show();
+      textNode.getLayer()?.batchDraw();
+    };
+
+    const saveText = () => {
+      const newText = textarea.value;
+      if (newText !== textNode.text()) {
+        onUpdate(obj.id, { text: newText });
+      }
+      removeTextarea();
+    };
+
+    const handleOutsideClick = (e: MouseEvent) => {
+      if (e.target !== textarea) {
+        saveText();
+      }
+    };
+
+    textarea.addEventListener("keydown", (e) => {
+      // فقط با Escape خارج بشیم بدون ذخیره
+      if (e.key === "Escape") {
+        removeTextarea();
+        e.preventDefault();
+      }
+      // Enter عادی برای خط جدید
+      // Ctrl+Enter یا Cmd+Enter برای ذخیره و خروج
+      else if (e.key === "Enter" && (e.ctrlKey || e.metaKey)) {
+        saveText();
+        e.preventDefault();
+      }
+    });
+
+    textarea.addEventListener("blur", () => {
+      saveText();
+    });
+
+    setTimeout(() => {
+      window.addEventListener("click", handleOutsideClick);
+    }, 10);
+  };
+
   return (
     <Group
       ref={groupRef}
@@ -83,12 +208,13 @@ const TextShape = ({
       width={obj.width}
       height={obj.height}
       rotation={obj.rotation || 0}
-      draggable={draggable}
+      draggable={draggable && !isEditing}
       onClick={(e) => {
         if (groupRef.current) {
           onSelect(obj.id, groupRef.current, e);
         }
       }}
+      onDblClick={handleDblClick}
       onDragEnd={(e) => {
         const node = e.target;
         onUpdate(obj.id, {