using Admin.NET.Core.Service;
using Admin.NET.Application.Entity;
using Microsoft.AspNetCore.Http;
using System.Data;
using System.Web;
using System.Text;
namespace Admin.NET.Application;
/// <summary>
/// 测试老师表服务
/// </summary>
[ApiDescriptionSettings(ApplicationConst.TestDemoGroupName, Order = 100)]
public class TestTeacherService : IDynamicApiController, ITransient
{
    private readonly SqlSugarRepository<TestTeacher> _rep;
    public TestTeacherService(SqlSugarRepository<TestTeacher> rep)
    {
        _rep = rep;
    }

    /// <summary>
    /// 分页查询测试老师表
    /// </summary>
    /// <param name="input"></param>
    /// <returns></returns>
    [HttpPost]
    [ApiDescriptionSettings(Name = "Page")]
    [Description("TestTeacher/Page")]
    public async Task<SqlSugarPagedList<TestTeacherOutput>> Page(TestTeacherInput input)
    {
        var query = CommonPageFilter(input);
        return await query.OrderBuilder(input, "", "Id").ToPagedListAsync(input.Page, input.PageSize);
    }

    /// <summary>
    /// 不分页查询测试老师表
    /// </summary>
    /// <param name="input"></param>
    /// <returns></returns>
    [HttpGet]
    [ApiDescriptionSettings(Name = "List")]
    [Description("TestTeacher/List")]
    public async Task<List<TestTeacherOutput>> List([FromQuery] TestTeacherInput input)
    {
        var query = CommonPageFilter(input);
        return await query.OrderBuilder(input, "", "Id").Select<TestTeacherOutput>().ToListAsync();
    }

    /// <summary>
    /// 增加测试老师表
    /// </summary>
    /// <param name="input"></param>
    /// <returns></returns>
    [HttpPost]
    [ApiDescriptionSettings(Name = "Add")]
    [Description("TestTeacher/Add")]
    public async Task<long> Add(AddTestTeacherInput input)
    {
        var entity = input.Adapt<TestTeacher>();

        //重复性验证
        await CheckExist(entity);

        await _rep.InsertAsync(entity);
        return entity.Id;
    }

    /// <summary>
    /// 删除测试老师表
    /// </summary>
    /// <param name="input"></param>
    /// <returns></returns>
    [HttpPost]
    [ApiDescriptionSettings(Name = "Delete")]
    [Description("TestTeacher/Delete")]
    public async Task Delete(DeleteTestTeacherInput input)
    {
        var entity = await _rep.GetFirstAsync(u => u.Id == input.Id) ?? throw Oops.Oh(ErrorCodeEnum.D1002);
        //await _rep.FakeDeleteAsync(entity);   //假删除
        await _rep.DeleteAsync(entity);   //真删除
    }

    /// <summary>
    /// 更新测试老师表
    /// </summary>
    /// <param name="input"></param>
    /// <returns></returns>
    [HttpPost]
    [ApiDescriptionSettings(Name = "Update")]
    [Description("TestTeacher/Update")]
    public async Task Update(UpdateTestTeacherInput input)
    {
        var entity = input.Adapt<TestTeacher>();

        //重复性验证
        await CheckExist(entity,true);

        await _rep.AsUpdateable(entity).IgnoreColumns(ignoreAllNullColumns: true).ExecuteCommandAsync();
    }

    /// <summary>
    /// 获取测试老师表
    /// </summary>
    /// <param name="input"></param>
    /// <returns></returns>
    [HttpGet]
    [ApiDescriptionSettings(Name = "Detail")]
    [Description("TestTeacher/Detail")]
    public async Task<TestTeacher> Detail([FromQuery] QueryByIdTestTeacherInput input)
    {
        return await _rep.GetFirstAsync(u => u.Id == input.Id);
    }





    #region 导入
    
    /// <summary>
    /// Excel模板导入测试老师表功能
    /// </summary>
    /// <param name="file">Excel模板文件</param>
    /// <returns>导入的记录数</returns>
    [HttpPost]
    [ApiDescriptionSettings(Name = "ImportExcel")]
    [Description("TestTeacher/ImportExcel")]
    public async Task<int> ImportExcelAsync(IFormFile file)
    { 
        int _HeadStartLine = 2;//第1行是说明,第2行是列名
        int _DataStartLine = 3;//第3行开始是数据
        DataTable importDataTable = ExcelUtil.ImportExcelToDataTable(file, _HeadStartLine, _DataStartLine);
        var addList =await CommonImport(importDataTable, _DataStartLine);
        await _rep.InsertRangeAsync(addList);
        return addList.Count;
    }
    
    /// <summary>
    ///  DataTable转换实体对象列表
    /// </summary>
    /// <param name="dataTable"></param>
    /// <param name="dataStartLine">模版列名开始行</param>
    /// <returns></returns>
    private async Task<List<TestTeacher>> CommonImport(DataTable dataTable, int dataStartLine)
    {
        var details = new List<TestTeacher>();
        int index = dataStartLine;//模版列名开始行
        foreach (System.Data.DataRow row in dataTable.Rows)
        {
            index++;
            //导入模版定制化代码（替换模版使用）
                                      
                           var addItem = new TestTeacher();
                          #region 定义变量
                           var _Name = "";//姓名
                           var _AliName = "";//别名(可空)
                           var _OldName = "";//曾用名
                           var _Address = "";//住址(可空)
                          #endregion
                          
                          
                          #region 取值
                           _Name = row["姓名"]?.ToString() ;
                           _AliName = row["别名(可空)"]?.ToString() ;
                           _OldName = row["曾用名"]?.ToString() ;
                           _Address = row["住址(可空)"]?.ToString() ;
                          #endregion
                          
                          
                          #region 验证
                          
                          if (string.IsNullOrEmpty(_Name))
                          {
                            throw Oops.Oh($"第{index}行[姓名]{_Name}不能为空！");
                          }
                          
                          if(!string.IsNullOrEmpty(_Name))
                          {
                                addItem.Name = (string)(_Name.Trim());
                           }
                          if(!string.IsNullOrEmpty(_AliName))
                          {
                                addItem.AliName = (string)(_AliName.Trim());
                           }
                          
                          if (string.IsNullOrEmpty(_OldName))
                          {
                            throw Oops.Oh($"第{index}行[曾用名]{_OldName}不能为空！");
                          }
                          
                          if(!string.IsNullOrEmpty(_OldName))
                          {
                                addItem.OldName = (string)(_OldName.Trim());
                           }
                          if(!string.IsNullOrEmpty(_Address))
                          {
                                addItem.Address = (string)(_Address.Trim());
                           }
                          #endregion
                          

            details.Add(addItem);
        }
        //验重
        await CheckExisitForImport(details);
        return details;
    }
    
    /// <summary>
    /// 根据版本下载测试老师表的Excel导入模板
    /// </summary>
    /// <returns>下载的模板文件</returns>
    [HttpGet]
    [ApiDescriptionSettings(Name = "DownloadExcelTemplate")]
    [Description("TestTeacher/DownloadExcelTemplate")]
    public IActionResult DownloadExcelTemplate()
    {
        string _path = TemplateConst.EXCEL_TEMPLATEFILE_导入模版路径 + $"\\测试老师表{TemplateConst.EXCEL_TEMPLATEFILE_导入模版名称后缀}.xlsx";
        var fileName = HttpUtility.UrlEncode($"导入模板(测试老师表).xlsx", Encoding.GetEncoding("UTF-8"));
        return new FileStreamResult(new FileStream(_path, FileMode.Open), "application/octet-stream") { FileDownloadName = fileName };
    }
    
    #endregion

    #region 私有方法

    /// <summary>
    /// 公共查询测试老师表条件
    /// </summary>
    /// <param name="input"></param>
    /// <returns></returns>
    private ISugarQueryable<TestTeacherOutput> CommonPageFilter(TestTeacherInput input)
    {
        var query = _rep.AsQueryable()
            .WhereIF(!string.IsNullOrWhiteSpace(input.SearchKey), u =>
                u.Name.Contains(input.SearchKey.Trim())
                || u.AliName.Contains(input.SearchKey.Trim())
                || u.OldName.Contains(input.SearchKey.Trim())
                || u.Address.Contains(input.SearchKey.Trim())
                || u.CreateUserName.Contains(input.SearchKey.Trim())
                || u.UpdateUserName.Contains(input.SearchKey.Trim())
            )
            .WhereIF(!string.IsNullOrWhiteSpace(input.Name), u => u.Name.Contains(input.Name.Trim()))
            .WhereIF(!string.IsNullOrWhiteSpace(input.AliName), u => u.AliName.Contains(input.AliName.Trim()))
            .WhereIF(!string.IsNullOrWhiteSpace(input.OldName), u => u.OldName.Contains(input.OldName.Trim()))
            .WhereIF(!string.IsNullOrWhiteSpace(input.Address), u => u.Address.Contains(input.Address.Trim()))
            .Select<TestTeacherOutput>();
        return query;
       }

        /// <summary>
        /// 重复性验证
        /// </summary>
        /// <param name="input">验证对象</param>
        /// <param name="isEdit">是否是编辑</param>
        /// <returns></returns>
        private async Task CheckExist( TestTeacher input,bool isEdit=false)
        {
           


            //没有配置组合校验，不需要验重

           
            //没有配置单独校验，不需要验重
       }

       /// <summary>
        /// 根据组合校验和单独校验验证数据是否已存在-导入时验证
        /// </summary>
        /// <param name="inputs"></param>
        /// <returns></returns>
        private async Task CheckExisitForImport(List<TestTeacher> inputs)
        { 
            if (inputs?.Count <= 0)
            {
                throw Oops.Oh($"导入数据不能为空");
            }
            //根据组合校验验证表格中中是否已存在相同数据  
                      






          
           //根据单独校验验证表格中中是否已存在相同数据  
           
           
           
        }
     #endregion

}