using DS.Module.Core;
using DS.Module.Core.Data;
using DS.WMS.Core.Code.Dtos;
using DS.WMS.Core.Op.Dtos;
using DS.WMS.Core.Op.Entity;
using DS.WMS.Core.Op.Interface;
using DS.WMS.Core.Sys.Dtos;
using DS.WMS.Core.Sys.Interface;
using Microsoft.AspNetCore.Mvc;
using System.Text;
using System.Web;

namespace DS.WMS.MainApi.Controllers;

/// <summary>
/// 业务附件模块
/// </summary>
public class OpFileController : ApiController
{
    private readonly IOpFileService _invokeService;

    /// <summary>
    /// 构造函数
    /// </summary>
    /// <param name="invokeService"></param>
    public OpFileController(IOpFileService invokeService)
    {
        _invokeService = invokeService;
    }


    /// <summary>
    ///  添加附件
    /// </summary>
    /// <param name="file">文件信息</param>
    /// <param name="req">业务附件请求实体</param>
    /// <returns></returns>
    [HttpPost]
    [Route("AddFile")]
    public async Task<DataResult<string>> AddFile(IFormFile file, [FromForm] OpFileReq req)
    {
        var res = _invokeService.AddFile( file, req);
        return await res;
    }
    /// <summary>
    ///  多附件上传
    /// </summary>
    /// <param name="formCollection">文件信息</param>
    /// <param name="req">业务附件请求实体</param>
    /// <returns></returns>
    [HttpPost]
    [Route("AddMultiFiles")]
    public async Task<DataResult<string>> AddMultiFiles(IFormCollection formCollection, [FromForm] OpFileReq req)
    {
        var res = _invokeService.AddMultiFiles(formCollection, req);
        return await res;
    }
    /// <summary>
    /// 获取业务附件
    /// </summary>
    /// <param name="id">业务id</param>
    /// <returns></returns>
    [HttpGet]
    [Route("GetOpFileList")]
    public DataResult<List<OpFileRes>> GetOpFileList([FromQuery] string id)
    {
        var res = _invokeService.GetOpFileList(id);
        return res;
    }
    /// <summary>
    /// 批量删除附件
    /// </summary>
    /// <param name="req"></param>
    /// <returns></returns>
    [HttpPost]
    [Route("BatchDelFiles")]
    public async Task<DataResult<string>> BatchDelFiles([FromBody]IdModel req)
    {
        var res = _invokeService.BatchDelFiles(req);
        return await res;
    }

    /// <summary>
    /// 下载业务附件
    /// </summary>
    /// <param name="id">附件id</param>
    /// <returns></returns>
    [HttpGet]
    [Route("DownloadOpFile")]
    public async Task<IActionResult> DownloadOpFile([FromQuery] string id)
    {
        var res = await _invokeService.DownloadFile(id);
        return res;
    }

    /// <summary>
    /// 下载业务附件
    /// </summary>
    /// <param name="id">附件id</param>
    /// <returns></returns>
    [HttpGet]
    [Route("DownloadOpFileInfo")]
    public async Task<IActionResult> DownloadOpFileInfo([FromQuery] string id)
    {
        var res = await _invokeService.GetOpFileDownLoad(id);
        var fileName = HttpUtility.UrlEncode(res.Data.FileName, Encoding.GetEncoding("UTF-8"));
        //var result = new FileStreamResult(new FileStream(res.Data.FilePath, FileMode.Open), "application/octet-stream") { FileDownloadName = fileName };
        //return result;

        //this.HttpContext.Response.Headers.Add("Content-Length", result.Length.ToString());
        this.HttpContext.Response.Headers.Add("Content-Type", "charset=UTF-8");
        return File(new FileStream(res.Data.FilePath, FileMode.Open), "application/octet-stream;charset=UTF-8", res.Data.FileName);
    }
}