Tiobon.Web.Core/Tiobon.Core.Services/Ghre/Ghre_CourseSceneServices.cs

using NPOI.SS.UserModel;

namespace Tiobon.Core.Services;

/// <summary>
/// 课程场景 (服务)
/// </summary>
public class Ghre_CourseSceneServices : BaseServices<Ghre_CourseScene, Ghre_CourseSceneDto, InsertGhre_CourseSceneInput, EditGhre_CourseSceneInput>, IGhre_CourseSceneServices
{
    private readonly IBaseRepository<Ghre_CourseScene> _dal;
    public Ghre_CourseSceneServices(ICaching caching, IBaseRepository<Ghre_CourseScene> dal)
    {
        this._dal = dal;
        base.BaseDal = dal;
        base._caching = caching;
    }

    public override async Task<ServiceFormResult<Ghre_CourseSceneDto>> QueryForm(QueryForm body)
    {
        var result = await base.QueryForm(body);

        var DT_TableDataT1 = result.result.DT_TableDataT1;
        DT_TableDataT1.ForEach(t =>
        {
            if (!string.IsNullOrWhiteSpace(t.CourseId))
                t.CourseIds = JsonHelper.JsonToObj<List<string>>(t.CourseId);
            else
                t.CourseIds = new List<string>();
        });

        result.result.DT_TableDataT1 = DT_TableDataT1;
        return result;
    }

    public override async Task<long> Add(InsertGhre_CourseSceneInput entity)
    {
        if (entity.CourseIds != null && entity.CourseIds.Any())
        {

            entity.CourseId = JsonHelper.ObjToJson(entity.CourseIds);

            var list = Db.Queryable<Ghre_Course>().Where(x => entity.CourseIds.Contains(x.Id.ToString())).Select(x => x.CourseName).ToList();

            entity.CourseName = string.Join("、", list.Select(x => x).ToArray());
        }
        return await base.Add(entity);
    }

    public override async Task<bool> Update(long Id, EditGhre_CourseSceneInput editModel)
    {

        if (editModel.CourseIds != null && editModel.CourseIds.Any())
        {

            editModel.CourseId = JsonHelper.ObjToJson(editModel.CourseIds);

            var list = Db.Queryable<Ghre_Course>().Where(x => editModel.CourseIds.Contains(x.Id.ToString())).Select(x => x.CourseName).ToList();

            editModel.CourseName = string.Join("、", list.Select(x => x).ToArray());
        }
        return await base.Update(Id, editModel);
    }

    #region Excel导入


    public override async Task<ServiceResult<string>> DownloadExcel(string menuName)
    {
        var physicsPath = $"{Environment.CurrentDirectory}{Path.DirectorySeparatorChar}wwwroot";
        var path = $"{$"{Path.DirectorySeparatorChar}files{Path.DirectorySeparatorChar}ExcelTemplate{Path.DirectorySeparatorChar}"}";
        if (!Directory.Exists(physicsPath + path))
            Directory.CreateDirectory(physicsPath + path);

        Type entityType = typeof(Ghre_CourseScene);
        var fileName = entityType.GetEntityTableName() + ".xlsx";


        var physicsPath1 = physicsPath + path + fileName;
        //if (dataSourceLists.Any())
        //    physicsPath1 = physicsPath + path + newFileName;
        var result = ServiceResult<string>.OprateSuccess("课程场景_" + DateTimeHelper.ConvertToSecondString1(DateTime.Now) + ".xlsx", physicsPath1);
        return result;
    }
    public override async Task<ServiceResult<ExcelData>> ImportExcel(IFormFile file, string menuName = null, long? MasterId = null)
    {
        var data = new ExcelData();
        long id = SnowFlakeSingle.instance.getID();
        var physicsPath = $"{Environment.CurrentDirectory}{Path.DirectorySeparatorChar}wwwroot";
        var path = $"{$"{Path.DirectorySeparatorChar}files{Path.DirectorySeparatorChar}import{Path.DirectorySeparatorChar}{id}{Path.DirectorySeparatorChar}"}";
        if (!Directory.Exists(physicsPath + path))
            Directory.CreateDirectory(physicsPath + path);

        var filepath = physicsPath + path + file.FileName;
        using (var stream = File.Create(filepath))
        {
            await file.CopyToAsync(stream);
        }
        string extension = Path.GetExtension(filepath);

        bool isExistError = false;
        var id1 = SnowFlakeSingle.instance.getID();
        string errorFileName = path + SnowFlakeSingle.instance.getID() + extension;

        var dt = NPOIHelper.ImportExcel(filepath, "课程场景");
        if (dt.Columns["Comments"] == null)
            dt.Columns.Add("Comments", typeof(string));

        for (int i = 0; i < dt.Rows.Count; i++)
        {
            var comments = new List<string>();

            if (!dt.Columns.Contains("场景编号"))
            {
                comments.Add("未查询到【场景编号】列！");
                data.ErrorCount++;
                dt.Rows[i]["Comments"] = string.Join(";", comments.Select(a => a));
                isExistError = true;
                continue;
            }
            if (!dt.Columns.Contains("场景名称"))
            {
                comments.Add("未查询到【场景名称】列！");
                data.ErrorCount++;
                dt.Rows[i]["Comments"] = string.Join(";", comments.Select(a => a));
                isExistError = true;
                continue;
            }
            if (!dt.Columns.Contains("备注"))
            {
                comments.Add("未查询到【备注】列！");
                data.ErrorCount++;
                dt.Rows[i]["Comments"] = string.Join(";", comments.Select(a => a));
                isExistError = true;
                continue;
            }


            var SceneNo = dt.Rows[i]["场景编号"].ToString();
            var SceneName = dt.Rows[i]["场景名称"].ToString();
            if (SceneNo.IsNullOrEmpty() && SceneName.IsNullOrEmpty())
                continue;

            var remarkSz = dt.Rows[i]["备注"].ToString();

            if (await base.AnyAsync(x => x.SceneName == SceneName && x.SceneNo == SceneNo))
            {
                comments.Add($"系统已存在相同编号名称课程场景数据！");
                data.ErrorCount++;
                dt.Rows[i]["Comments"] = string.Join(";", comments.Select(a => a));
                isExistError = true;
                continue;
            }


            var dict = new Dictionary<string, object>
                {
                    { "Id", SnowFlakeSingle.Instance.NextId() },
                    { "CreateBy", App.User.ID },
                    { "CreateTime", DateTime.Now },
                    { "SceneNo", SceneNo },
                    { "SceneName", SceneName },
                    { "RemarkSz", remarkSz }
                };
            try
            {
                await Db.Insertable(dict).AS("Ghre_CourseScene").ExecuteCommandAsync();
                data.SuccessCount++;
                //data.SuccessCount += list.Count;
            }
            catch (Exception E)
            {
                comments.Add(E.Message);
                data.ErrorCount++;
                dt.Rows[i]["Comments"] = string.Join(";", comments.Select(a => a));
                isExistError = true;
                continue;
            }

        }

        if (isExistError)
        {
            NPOIHelper.ExportExcel(dt, null, "课程场景", physicsPath + errorFileName);
            data.filePath = errorFileName;
        }
        return ServiceResult<ExcelData>.OprateSuccess("导入成功！", data);
    }
    #endregion
}