// components/custom-editor.js

import React, { useCallback, useEffect, useRef, useState } from "react";
import { CKEditor } from "@ckeditor/ckeditor5-react";
import Editor from "ckeditor5-custom-build";

function CustomEditor(props) {
  const editorRef = useRef(null);
  const [isEditorReady, setIsEditorReady] = useState(false);
  const [currentContent, setCurrentContent] = useState(props.initialData || "");

  // Handle editor initialization
  const handleInit = useCallback((evt, editor) => {
    editorRef.current = editor;
    setIsEditorReady(true);
    
    // Set initial content immediately when editor is ready
    if (currentContent) {
      editor.setContent(currentContent);
    }
    
    // Simple onChange handler
    editor.on('change', () => {
      const content = editor.getContent();
      setCurrentContent(content);
      if (props.onChange) {
        props.onChange(content);
      }
    });
  }, [currentContent, props.onChange]);

  // Watch for changes in initialData prop
  useEffect(() => {
    if (props.initialData !== currentContent) {
      setCurrentContent(props.initialData || "");
      
      // Update editor content if editor is ready
      if (editorRef.current && isEditorReady) {
        editorRef.current.setContent(props.initialData || "");
      }
    }
  }, [props.initialData, currentContent, isEditorReady]);

  // Handle initial data when editor becomes ready
  useEffect(() => {
    if (isEditorReady && currentContent && editorRef.current) {
      editorRef.current.setContent(currentContent);
    }
  }, [isEditorReady, currentContent]);

  return (
    <CKEditor
      editor={Editor}
      data={props.initialData}
      onChange={(event, editor) => {
        const data = editor.getData();
        // console.log({ event, editor, data });
        props.onChange(data);
      }}
      config={{
        toolbar: [
          "heading",
          "fontsize",
          "bold",
          "italic",
          "link",
          "numberedList",
          "bulletedList",
          "undo",
          "redo",
          "alignment",
          "outdent",
          "indent",
          "blockQuote",
          "insertTable",
          "codeBlock",
          "sourceEditing",
        ],
      }}
    />
  );
}

export default CustomEditor;