import { CustomComponentIds } from "../../types/common.js";
import { FormHelperTextProps, FormLabelProps } from "../../types/mui.js";
import { DefaultEditorConfig } from "./config.js";
import { JSX, ReactNode, Ref } from "react";
import { Control, FieldValues, Path, RegisterOptions } from "react-hook-form";
import { CKEditor } from "@ckeditor/ckeditor5-react";
import { ClassicEditor } from "ckeditor5";
import { EventInfo } from "@ckeditor/ckeditor5-utils";
import { EditorConfig } from "@ckeditor/ckeditor5-core";

//#region src/misc/rich-text-editor/index.d.ts
/**
 * CK Editor Props ref -
 * https://ckeditor.com/docs/ckeditor5/latest/getting-started/legacy/legacy-integrations/react.html#context-feature-properties
 */
type ErrorDetails = {
  phase: 'initialization' | 'runtime';
  willContextRestart?: boolean;
};
type RHFRichTextEditorOnValueChangeProps = {
  newValue: string;
  event: EventInfo;
  editor: ClassicEditor;
};
type RHFRichTextEditorCustomOnChangeProps = RHFRichTextEditorOnValueChangeProps & {
  rhfOnChange: (newValue: string) => void;
};
type RHFRichTextEditorProps<T extends FieldValues> = {
  /**
   * Name/path of the React Hook Form field this component controls.
   */
  fieldName: Path<T>;
  /**
   * React Hook Form control object returned by `useForm`.
   */
  control: Control<T>;
  /**
   * Validation rules passed to React Hook Form for this field.
   */
  registerOptions?: RegisterOptions<T, Path<T>>;
  /**
   * When true, marks the field as required in the UI and accessibility attributes.
   */
  required?: boolean;
  /**
   * HTML id applied to the CKEditor instance.
   *
   * Defaults to the generated field id.
   */
  id?: string;
  /**
   * CKEditor configuration passed to `ClassicEditor`.
   *
   * Defaults to this package's `DefaultEditorConfig`.
   */
  editorConfig?: EditorConfig;
  /**
   * Callback fired when the CKEditor instance is ready.
   */
  onReady?: (editor: ClassicEditor) => void;
  /**
   * Callback fired when the CKEditor instance receives focus.
   */
  onFocus?: (event: EventInfo<string, unknown>, editor: ClassicEditor) => void;
  /**
   * Callback fired when the CKEditor instance loses focus.
   *
   * The wrapper also marks the React Hook Form field as touched.
   */
  onBlur?: (event: EventInfo<string, unknown>, editor: ClassicEditor) => void;
  /**
   * Overrides the default rich text editor change handling.
   * Receives the next editor HTML string, CKEditor event info, and editor instance.
   * Call `rhfOnChange` with the HTML string that should be stored; otherwise the previous form value is kept.
   * After the handler runs, the editor content is synced back to the committed form value.
   *
   * @param rhfOnChange - React Hook Form field change handler for the editor HTML string.
   * @param newValue - Current editor HTML string.
   * @param event - CKEditor change event info.
   * @param editor - CKEditor instance that emitted the change.
   */
  customOnChange?: ({
    rhfOnChange,
    newValue,
    event,
    editor
  }: RHFRichTextEditorCustomOnChangeProps) => void;
  /**
   * Called after the default rich text editor handler stores the current HTML string in React Hook Form.
   *
   * ⚠️ Important:
   * This callback is not called when `customOnChange` is used.
   *
   * @param newValue - Current editor HTML string.
   * @param event - CKEditor change event info.
   * @param editor - CKEditor instance that emitted the change.
   */
  onValueChange?: ({
    newValue,
    event,
    editor
  }: RHFRichTextEditorOnValueChangeProps) => void;
  /**
   * When true, disables the field and associated controls.
   */
  disabled?: boolean;
  /**
   * Label content shown for the field. Defaults to a label generated from `fieldName`.
   */
  label?: ReactNode;
  /**
   * When true, renders the field label above the form field instead of inside or beside it.
   */
  showLabelAboveFormField?: boolean;
  /**
   * Props forwarded to the internal `FormLabel`. The `id` is managed by the component.
   */
  formLabelProps?: Omit<FormLabelProps, 'id'>;
  /**
   * When true, hides the rendered field label while preserving accessible labeling where possible.
   */
  hideLabel?: boolean;
  /**
   * Helper text shown below the field when there is no visible validation error.
   */
  helperText?: ReactNode;
  /**
   * Callback fired when CKEditor reports an initialization or runtime error.
   */
  onError?: (error: Error, details: ErrorDetails) => void;
  /**
   * @deprecated
   * Field error message is now automatically derived from form state.
   * Passing this prop is no longer necessary and it will be removed in the next major version.
   */
  errorMessage?: ReactNode;
  /**
   * If true, hides the error message text while keeping the field in an error state.
   */
  hideErrorMessage?: boolean;
  /**
   * Props forwarded to the internal `FormHelperText`. The `id` is managed by the component.
   */
  formHelperTextProps?: Omit<FormHelperTextProps, 'id'>;
  /**
   * Custom ids for generated field, label, helper text, and error elements.
   */
  customIds?: CustomComponentIds;
};
declare const RHFRichTextEditor: <T extends FieldValues>(props: RHFRichTextEditorProps<T> & {
  ref?: Ref<CKEditor<ClassicEditor>>;
}) => JSX.Element;
//#endregion
export { DefaultEditorConfig, RHFRichTextEditorProps, RHFRichTextEditor as default };