import React, { useEffect, useState } from "react";
import type { AnyExtension } from "remirror";
import { TableExtension } from "@remirror/extension-react-tables";
import {
  EditorComponent,
  ReactComponentExtension,
  Remirror,
  TableComponents,
  tableControllerPluginKey,
  ThemeProvider,
  useCommands,
  useRemirror,
  useRemirrorContext,
} from "@remirror/react";

const CommandMenu: React.FC = () => {
  const { createTable, ...commands } = useCommands();

  return (
    <div>
      <p>commands:</p>
      <p
        style={{
          display: "flex",
          flexDirection: "column",
          justifyItems: "flex-start",
          alignItems: "flex-start",
        }}
      >
        <button
          onMouseDown={(event) => event.preventDefault()}
          data-testid="btn-3-3"
          onClick={() => createTable({ rowsCount: 3, columnsCount: 3, withHeaderRow: false })}
        >
          insert a 3*3 table
        </button>
        <button
          onMouseDown={(event) => event.preventDefault()}
          data-testid="btn-3-3-headers"
          onClick={() => createTable({ rowsCount: 3, columnsCount: 3, withHeaderRow: true })}
        >
          insert a 3*3 table with headers
        </button>
        <button
          onMouseDown={(event) => event.preventDefault()}
          data-testid="btn-4-10"
          onClick={() => createTable({ rowsCount: 10, columnsCount: 4, withHeaderRow: false })}
        >
          insert a 4*10 table
        </button>
        <button
          onMouseDown={(event) => event.preventDefault()}
          data-testid="btn-3-30"
          onClick={() => createTable({ rowsCount: 30, columnsCount: 3, withHeaderRow: false })}
        >
          insert a 3*30 table
        </button>
        <button
          onMouseDown={(event) => event.preventDefault()}
          data-testid="btn-8-100"
          onClick={() => createTable({ rowsCount: 100, columnsCount: 8, withHeaderRow: false })}
        >
          insert a 8*100 table
        </button>
        <button
          onMouseDown={(event) => event.preventDefault()}
          onClick={() => commands.addTableColumnAfter()}
        >
          add a column after the current one
        </button>
        <button
          onMouseDown={(event) => event.preventDefault()}
          onClick={() => commands.addTableRowBefore()}
        >
          add a row before the current one
        </button>
        <button
          onMouseDown={(event) => event.preventDefault()}
          onClick={() => commands.deleteTable()}
        >
          delete the table
        </button>
      </p>
    </div>
  );
};

const ProsemirrorDocData: React.FC = () => {
  const ctx = useRemirrorContext({ autoUpdate: false });
  const [jsonPluginState, setJsonPluginState] = useState("");
  const [jsonDoc, setJsonDoc] = useState("");
  const { addHandler, view } = ctx;

  useEffect(() => {
    addHandler("updated", () => {
      setJsonDoc(JSON.stringify(view.state.doc.toJSON(), null, 2));

      const pluginStateValues = tableControllerPluginKey.getState(view.state)?.values;
      setJsonPluginState(
        JSON.stringify({ ...pluginStateValues, tableNodeResult: "hidden" }, null, 2)
      );
    });
  }, [addHandler, view]);

  return (
    <div>
      <p>tableControllerPluginKey.getState(view.state)</p>
      <pre style={{ fontSize: "12px", lineHeight: "12px" }}>
        <code>{jsonPluginState}</code>
      </pre>
      <p>view.state.doc.toJSON()</p>
      <pre style={{ fontSize: "12px", lineHeight: "12px" }}>
        <code>{jsonDoc}</code>
      </pre>
    </div>
  );
};

const Table = ({
  children,
  extensions,
}: {
  children?: React.ReactElement;
  extensions: () => AnyExtension[];
}): JSX.Element => {
  const { manager, state } = useRemirror({ extensions });

  return (
    <ThemeProvider>
      <Remirror manager={manager} initialContent={state}>
        <EditorComponent />
        <TableComponents />
        <CommandMenu />
        <ProsemirrorDocData />
        {children}
      </Remirror>
    </ThemeProvider>
  );
};

const Basic = (): JSX.Element => {
  return <Table extensions={defaultExtensions} />;
};

const defaultExtensions = () => [new ReactComponentExtension(), new TableExtension()];

export default Basic;