import React, { useRef, useState } from "react";
import { Editor, EditorTools, EditorUtils, ProseMirror } from "@progress/kendo-react-editor";
import "@progress/kendo-theme-default/dist/all.css";
import { Button } from "@progress/kendo-react-buttons";
import { Dialog, DialogActionsBar } from "@progress/kendo-react-dialogs";
import { Input } from "components/atoms/input/Input";

export default function KendoEditor({ type, updateData, initalVal }) {
  const [isDialogVisible, setDialogVisible] = useState(false);
  const [customData, setCustomData] = useState("");
  const [value, setValue] = useState("test");
  var initialValue =
    type === "header" || type === "footer" ? initalVal?.data?.content : initalVal?.content;
  const editorRef = useRef(null);
  const {
    Bold,
    Italic,
    Underline,
    Strikethrough,
    Subscript,
    Superscript,
    ForeColor,
    BackColor,
    CleanFormatting,
    AlignLeft,
    AlignCenter,
    AlignRight,
    AlignJustify,
    Indent,
    Outdent,
    OrderedList,
    UnorderedList,
    NumberedList,
    BulletedList,
    Undo,
    Redo,
    FontSize,
    FontName,
    FormatBlock,
    Link,
    Unlink,
    InsertImage,
    ViewHtml,
    InsertTable,
    InsertFile,
    SelectAll,
    Print,
    Pdf,
    TableProperties,
    TableCellProperties,
    AddRowBefore,
    AddRowAfter,
    AddColumnBefore,
    AddColumnAfter,
    DeleteRow,
    DeleteColumn,
    DeleteTable,
    MergeCells,
    SplitCell,
  } = EditorTools;
  const { Schema, EditorView, EditorState } = ProseMirror;
  const nonEditable = {
    name: "nonEditable",
    inline: true,
    group: "inline",
    content: "inline+",
    marks: "",
    attrs: {
      contenteditable: { default: null },
      class: { default: null },
      style: { default: null },
      id: { default: null },
    },
    atom: true,
    parseDOM: [{ tag: "span.uneditable", priority: 51 }],
    toDOM: (node) => [
      "span",
      {
        contenteditable: false,
        class: "uneditable",
        style:
          "user-select: none; opacity: 0.5; background-color: red;text-weight:600;padding:2px;",
        id: node.attrs.id,
      },
      0,
    ],
  };

  const toggleSidebar = (type, props) => {
    return (
      <Button
        onClick={() => {
          setDialogVisible(true);
          //  setActiveProperties(type);
        }}
        onMouseDown={(e) => e.preventDefault()}
        onPointerDown={(e) => e.preventDefault()}
        title="Insert Custom Data"
        imageUrl="https://demos.telerik.com/kendo-ui/content/shared/icons/sports/snowboarding.png"
        imageAlt="KendoReact Buttons Snowboarding icon"
      />
    );
  };

  const handleInsertCustomData = () => {
    const { view } = editorRef.current;
    const schema = view.state.schema;

    // get the new node from the schema
    const nodeType = schema.nodes.nonEditable;

    // create a new node with the custom data
    const node = nodeType.createAndFill(
      {
        class: "uneditable", // Keep the existing classes
        style: "user-select: none; opacity: 0.5; background-color: red;", // Add red background color
        id: "nernksf", // Add unique ID using new Date()
      },
      schema.text(customData)
    );

    // Insert the new node
    EditorUtils.insertNode(view, node);
    view.focus();

    // Close the dialog
    setDialogVisible(false);
    setCustomData("");
  };
  console.log(initialValue);
  const onMount = (event) => {
    const { viewProps } = event;
    const { plugins, schema } = viewProps.state;

    let nodes = schema.spec.nodes.addToEnd("nonEditable", nonEditable);

    const mySchema = new Schema({ nodes: nodes, marks: schema.spec.marks });

    console.log(type, initialValue);
    const doc = EditorUtils.createDocument(mySchema, initialValue ? initialValue : "");

    return new EditorView(
      { mount: event.dom },
      {
        ...event.viewProps,
        state: EditorState.create({ doc, plugins }),
      }
    );
  };
  //console.log(value);
  const handleEditorChange = (event) => {
    const data = event?.html;
    //console.log(data);
    setValue(data);
    if (type === "header" || type === "footer") {
      updateData({ visible: initalVal?.visible, data: { ...initalVal?.data, data } });
    } else {
      updateData({ ...initalVal, data });
    }
  };
  return (
    <div>
      <Editor
        ref={editorRef}
        onMount={onMount}
        onChange={handleEditorChange}
        tools={[
          [Bold, Italic, Underline, Strikethrough],
          [Subscript, Superscript],
          ForeColor,
          BackColor,
          [CleanFormatting],
          [AlignLeft, AlignCenter, AlignRight, AlignJustify],
          [Indent, Outdent],
          [OrderedList, UnorderedList],
          [NumberedList, BulletedList],
          FontSize,
          FontName,
          FormatBlock,
          [SelectAll],
          [Undo, Redo],
          [Link, Unlink, InsertImage, ViewHtml],
          [InsertTable, TableProperties, TableCellProperties],
          [AddRowBefore, AddRowAfter, AddColumnBefore, AddColumnAfter],
          [DeleteRow, DeleteColumn, DeleteTable],
          [MergeCells, SplitCell],
          [
            (props) => toggleSidebar("dataSourceProperties", props),
            (props) => toggleSidebar("formulaProperties", props),
            (props) => toggleSidebar("letterProperties", props),
            (props) => toggleSidebar("conditionBuilder", props),
          ],
        ]}
        contentStyle={{
          height: 320,
        }}
        //value={initialValue}
      />
      {isDialogVisible && (
        <Dialog
          title="Insert Custom Data"
          onClose={() => setDialogVisible(false)}
          visible={isDialogVisible}
        >
          <div>
            <Input
              type="text"
              value={customData}
              onChange={(e) => setCustomData(e.target.value)}
              label="Enter name"
            />

            <DialogActionsBar>
              <button
                className="k-button k-button-md k-rounded-md k-button-solid k-button-solid-base"
                onClick={() => setDialogVisible(false)}
              >
                No
              </button>
              <button
                className="k-button k-button-md k-rounded-md k-button-solid k-button-solid-base"
                onClick={handleInsertCustomData}
              >
                Yes
              </button>
            </DialogActionsBar>
          </div>
        </Dialog>
      )}
    </div>
  );
}

@* Set initial page index, and keep it updated with the grid state to prevent it from resetting the grid page index on re-renders *@

<TelerikGrid Data="@MyData" Pageable="true" @bind-PageSize="@PageSize" Height="300px"
             FilterMode="Telerik.Blazor.GridFilterMode.FilterRow" @bind-Page="@PageIndex">
      <GridSettings>
        <GridPagerSettings InputType="PagerInputType.Input"
                           PageSizes="@PageSizes"
                           ButtonCount="10"
                           Adaptive="true"
                           Position="PagerPosition.Bottom">
        </GridPagerSettings>
    </GridSettings>
    <GridColumns>
        <GridColumn Field="ID"></GridColumn>
        <GridColumn Field="TheName" Title="Employee Name"></GridColumn>
    </GridColumns>
</TelerikGrid>

@code {
    protected List<int?> PageSizes { get; set; } = null; //new List<int?> { null, 15, 30, 50 };
    int PageIndex { get; set; } = 0;
    int PageSize { get; set; } = 10;

// I have tried it with Pagechanged event as well instead of 2-way data binding but it didn't worked. 
    async Task PageChangedHandler(int currPage)
    {
        if(MyData == null || !MyData.Any())
            PageIndex = 0;
        else 
            await Task.Run(() => PageIndex = currPage);
        // when using one-way binding for the Page parametr, make sure to update it in the PageChanged event
    }

    public IEnumerable<object> MyData = Enumerable.Empty<object>(); 
        
}