Journeys_WantHome/Models/kolTagDetail.cs

using Dapper;
using Dapper.Contrib.Extensions;
using System.Data.SqlClient;
using static DbTableClass;

public class kolTagDetail : kolTag
{
    DbConn dbConn = new DbConn();
    SqlConnection conn = new SqlConnection(GlobalClass.appsettings("ConnectionStrings:SQLConnectionString"));

    public string tag_text { get; set; } = "";

    kolTag _kolTag;

    public string updateResult { get; set; } = "";

    public kolTagDetail()
    { 
        _kolTag = new kolTag();
    }

    public kolTagDetail(string kolTag_uid) {
        _kolTag = conn.QueryFirstOrDefault<kolTag>("select * from kolTag where kolTag_uid = @kolTag_uid", new { kolTag_uid = kolTag_uid});

        if (_kolTag != null)
        {
            Type dataType = _kolTag.GetType();

            foreach (var prop in dataType.GetProperties())
            {
                string propName = prop.Name;
                var valueProperty = dataType.GetProperty(propName);
                object propValue = valueProperty.GetValue(_kolTag, null);

                this.GetType().GetProperty(propName).SetValue(this, propValue);
            }

            var result = conn.QueryFirstOrDefault("select * from tags where tag_uid = @tag_uid ", new { tag_uid = tag_uid });

            if (result != null)
            {
                this.tag_text = result.tag_text;
            }
        }
        else
        {
            _kolTag = new kolTag();
        }
    }

    public kolTagDetail(kolTag kolTag) { 
        this._kolTag = kolTag;

        Type dataType = _kolTag.GetType();

        foreach (var prop in dataType.GetProperties())
        {
            string propName = prop.Name;
            var valueProperty = dataType.GetProperty(propName);
            object propValue = valueProperty.GetValue(_kolTag, null);

            this.GetType().GetProperty(propName).SetValue(this, propValue);
        }

        var result = conn.QueryFirstOrDefault("select * from tags where tag_uid = @tag_uid ", new { tag_uid = tag_uid });

        if (result != null)
        {
            this.tag_text = result.tag_text;
        }
    }

    public bool dataUpdate()
    {
        if (this._kolTag != null)
        {
            Type dataType = _kolTag.GetType();

            foreach (var prop in dataType.GetProperties())
            {
                string propName = prop.Name;
                var valueProperty = dataType.GetProperty(propName);
                object propValue = valueProperty.GetValue(this, null);

                _kolTag.GetType().GetProperty(propName).SetValue(_kolTag, propValue);
            }

            if (this._kolTag.kolTag_uid == "")
            {
                this._kolTag.kolTag_uid = "KTAG_" + GlobalClass.CreateRandomCode(16);
                this.kolTag_uid = this._kolTag.kolTag_uid;
                try
                {
                    conn.Insert(this._kolTag);
                    updateResult = "success";
                    return true;
                }
                catch (Exception ex)
                {
                    updateResult = ex.Message;
                    return false;
                }

            }
            else
            {
                try
                {
                    conn.Update(this._kolTag);
                    updateResult = "success";
                    return true;
                }
                catch (Exception ex)
                {
                    updateResult = ex.Message;
                    return false;
                }
            }
        }
        else
        {
            updateResult = "null 物件無法更新";
            return false;
        }
    }
}