import { NodeViewWrapper } from "@tiptap/react";
import React, { useEffect } from "react";
import styled from "styled-components";
import { AlertCircle, AlertTriangle, FileText, Image, ImagePlus, Info, Loader } from "lucide-react";
import { getPDFFile, uploadNewPDFFile } from "../../../../../services/blocks/Pdf/pdf";
import { getBackendUrl } from "../../../../../services/config/config";
import { UploadIcon } from "@radix-ui/react-icons";
import { getActivityBlockMediaDirectory } from "@services/media/media";
import { useOrg } from "@components/Contexts/OrgContext";
import { useCourse } from "@components/Contexts/CourseContext";
import { useEditorProvider } from "@components/Contexts/Editor/EditorContext";

function PDFBlockComponent(props: any) {
  const org = useOrg() as any;
  const course = useCourse() as any;
  const [pdf, setPDF] = React.useState(null);
  const [isLoading, setIsLoading] = React.useState(false);
  const [blockObject, setblockObject] = React.useState(props.node.attrs.blockObject);
  const fileId = blockObject ? `${blockObject.content.file_id}.${blockObject.content.file_format}` : null;
  const editorState = useEditorProvider() as any;
  const isEditable = editorState.isEditable;

  const handlePDFChange = (event: React.ChangeEvent<any>) => {
    setPDF(event.target.files[0]);
  };

  const handleSubmit = async (e: any) => {
    e.preventDefault();
    setIsLoading(true);
    let object = await uploadNewPDFFile(pdf, props.extension.options.activity.activity_uuid);
    setIsLoading(false);
    setblockObject(object);
    props.updateAttributes({
      blockObject: object,
    });
  };

  useEffect(() => {
  }
    , [course, org]);

  return (
    <NodeViewWrapper className="block-pdf">
      {!blockObject && (
        <BlockPDFWrapper className="flex items-center space-x-3 py-7 bg-gray-50 rounded-xl text-gray-900 px-3 border-dashed border-gray-150 border-2" contentEditable={isEditable}>
          {isLoading ? (
            <Loader className="animate-spin animate-pulse text-gray-200" size={50} />
          ) : (
            <>
              <div>
                <FileText className="text-gray-200" size={50} />
              </div>
              <input className="p-3 rounded-lg file:mr-4 file:py-2 file:px-4 file:rounded-full file:border-0 hover:file:cursor-pointer  file:bg-gray-200 cursor-pointer file:text-gray-500" onChange={handlePDFChange} type="file" name="" id="" />
              <button className='p-2 px-3 bg-gray-200 rounded-lg text-gray-500 hover:bg-gray-300 transition space-x-2 items-center flex' onClick={handleSubmit}><UploadIcon></UploadIcon><p>Submit</p></button>
            </>
          )}
        </BlockPDFWrapper>
      )}
      {blockObject && (
        <BlockPDF>
          <iframe
            className="shadow rounded-lg h-96 w-full object-scale-down bg-black"
            src={`${getActivityBlockMediaDirectory(org?.org_uuid,
              course?.courseStructure.course_uuid,
              props.extension.options.activity.activity_uuid,
              blockObject.block_uuid,
              blockObject ? fileId : ' ', 'pdfBlock')}`}
          />
        </BlockPDF>
      )}
      {isLoading && (
        <div>
          <AlertTriangle color="#e1e0e0" size={50} />
        </div>
      )}
    </NodeViewWrapper>
  );
}

export default PDFBlockComponent;

const BlockPDFWrapper = styled.div`
  
  // center
  align-items: center;
  justify-content: center;
  text-align: center;
  font-size: 14px;
`;

const BlockPDF = styled.div`
  display: flex;
  flex-direction: column;
  img {
    width: 100%;
    border-radius: 6px;
    height: 300px;
    // cover
    object-fit: cover;
  }
`;
const PDFNotFound = styled.div``;