{
  "iisSettings": {
    "windowsAuthentication": false,
    "anonymousAuthentication": true,
    "iisExpress": {
      "applicationUrl": "http://localhost:62869/",
      "sslPort": 0
    }
  },
  "profiles": {
    "IIS Express": {
      "commandName": "IISExpress",
      "launchBrowser": true,
      "launchUrl": "api/test",
      "environmentVariables": {
        "ASPNETCORE_ENVIRONMENT": "Development"
      }
    },
    "EJ2APIServices": {
      "commandName": "Project",
      "launchBrowser": true,
      "launchUrl": "api/test",
      "applicationUrl": "http://localhost:62870/",
      "environmentVariables": {
        "ASPNETCORE_ENVIRONMENT": "Development"
      }
    }
  }
}

{
  "iisSettings": {
    "windowsAuthentication": false,
    "anonymousAuthentication": true,
    "iisExpress": {
      "applicationUrl": "http://localhost:62869/",
      "sslPort": 0
    }
  },
  "profiles": {
    "IIS Express": {
      "commandName": "IISExpress",
      "launchBrowser": true,
      "launchUrl": "api/test",
      "environmentVariables": {
        "ASPNETCORE_ENVIRONMENT": "Development"
      }
    },
    "EJ2APIServices": {
      "commandName": "Project",
      "launchBrowser": true,
      "launchUrl": "api/test",
      "applicationUrl": "http://localhost:62870/",
      "environmentVariables": {
        "ASPNETCORE_ENVIRONMENT": "Development"
      }
    }
  }
}

DocumentEditorComponent.Inject(Toolbar);
export default function Documenteditor() {
 // Function to handle the document import
 const importDocument = (file) => {
    const formData = new FormData();
    formData.append('file', file); // Assuming you have a file object from an input field

    fetch('https://localhost:7166/Import/Import', {
      method: 'POST',
      body: formData,
    })
      .then((response) => {
        if (response.ok) {
          return response.json();
        } else {
          throw new Error('Error importing document');
        }
      })
      .then((document) => {
        console.log(document); // Handle the imported document data
      })
      .catch((error) => {
        console.error('Error importing document:', error);
      });
  };

  // Event handler for file input change
  const fileInputOnChange = (event) => {
    const file = event.target.files[0];
    importDocument(file);
  };
  
    return (
        <>
        <input type="file" onChange={fileInputOnChange} />
        <DocumentEditorContainerComponent id="container" height={'1000px'} enableToolbar={true}>
          <Inject services={[Toolbar]} />
        </DocumentEditorContainerComponent>
      </>
    );
}

DocumentEditorComponent.Inject(Toolbar);
export default function Documenteditor() {
 // Function to handle the document import
 const importDocument = (file) => {
    const formData = new FormData();
    formData.append('file', file); // Assuming you have a file object from an input field

    fetch('https://localhost:7166/Import/Import', {
      method: 'POST',
      body: formData,
    })
      .then((response) => {
        if (response.ok) {
          return response.json();
        } else {
          throw new Error('Error importing document');
        }
      })
      .then((document) => {
        console.log(document); // Handle the imported document data
      })
      .catch((error) => {
        console.error('Error importing document:', error);
      });
  };

  // Event handler for file input change
  const fileInputOnChange = (event) => {
    const file = event.target.files[0];
    importDocument(file);
  };
  
    return (
        <>
        <input type="file" onChange={fileInputOnChange} />
        <DocumentEditorContainerComponent id="container" height={'1000px'} enableToolbar={true}>
          <Inject services={[Toolbar]} />
        </DocumentEditorContainerComponent>
      </>
    );
}

using Microsoft.AspNetCore.Cors;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc;
using Syncfusion.EJ2.DocumentEditor;
using System.IO;

[ApiController]
[Route("[controller]")]
public class ImportController : ControllerBase
{

    [AcceptVerbs("Post")]
    [HttpPost]
    [EnableCors("AllowAllOrigins")]
    [Route("Import")]
    public string Import(IFormCollection data)
    {
        if (data.Files.Count == 0)
            return null;
        Stream stream = new MemoryStream();
        IFormFile file = data.Files[0];
        int index = file.FileName.LastIndexOf('.');
        string type = index > -1 && index < file.FileName.Length - 1 ?
            file.FileName.Substring(index) : ".docx";
        file.CopyTo(stream);
        stream.Position = 0;

        WordDocument document = WordDocument.Load(stream, GetFormatType(type.ToLower()));
        string json = Newtonsoft.Json.JsonConvert.SerializeObject(document);
        document.Dispose();
        return json;
    }

    private FormatType GetFormatType(string fileExtension)
    {
        if (string.IsNullOrEmpty(fileExtension))
            throw new NotSupportedException("EJ2 DocumentEditor does not support this file format.");
        switch (fileExtension)
        {
            case ".docx":
                return FormatType.Docx;
            case ".doc":
                return FormatType.Doc;
            case ".rtf":
                return FormatType.Rtf;
            case ".txt":
                return FormatType.Txt;
            // Add more cases for other supported file extensions if needed
            default:
                return FormatType.Docx; // Default to a specific format if the extension is not recognized
        }
    }
}

using Microsoft.AspNetCore.Cors;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc;
using Syncfusion.EJ2.DocumentEditor;
using System.IO;

[ApiController]
[Route("[controller]")]
public class ImportController : ControllerBase
{

    [AcceptVerbs("Post")]
    [HttpPost]
    [EnableCors("AllowAllOrigins")]
    [Route("Import")]
    public string Import(IFormCollection data)
    {
        if (data.Files.Count == 0)
            return null;
        Stream stream = new MemoryStream();
        IFormFile file = data.Files[0];
        int index = file.FileName.LastIndexOf('.');
        string type = index > -1 && index < file.FileName.Length - 1 ?
            file.FileName.Substring(index) : ".docx";
        file.CopyTo(stream);
        stream.Position = 0;

        WordDocument document = WordDocument.Load(stream, GetFormatType(type.ToLower()));
        string json = Newtonsoft.Json.JsonConvert.SerializeObject(document);
        document.Dispose();
        return json;
    }

    private FormatType GetFormatType(string fileExtension)
    {
        if (string.IsNullOrEmpty(fileExtension))
            throw new NotSupportedException("EJ2 DocumentEditor does not support this file format.");
        switch (fileExtension)
        {
            case ".docx":
                return FormatType.Docx;
            case ".doc":
                return FormatType.Doc;
            case ".rtf":
                return FormatType.Rtf;
            case ".txt":
                return FormatType.Txt;
            // Add more cases for other supported file extensions if needed
            default:
                return FormatType.Docx; // Default to a specific format if the extension is not recognized
        }
    }
}

OK response received

OK response received