using DW5S.Entity;
using DW5S.Repostory;
using ExtensionsDev;
using Microsoft.EntityFrameworkCore;
using System;
using System.Collections.Generic;
using System.Data;
using System.IO;
using System.Linq;
using System.Windows.Forms;

namespace DW5S.App.EditForms
{
    public partial class SampleEditor : DevExpress.XtraEditors.XtraForm
    {

        public SampleInfo info;

        private List<SampleInfo> infos;
        public SampleEditor()
        {
            InitializeComponent();
            this.layoutControl1.UseDefault();
            txtSampleName.UseDoubleClickToSelectAll();
            txtSampleFile.UseDoubleClickToSelectAll();
            this.Text = "添加样本";
            info = new SampleInfo();
            this.StartPosition = FormStartPosition.CenterParent;
        }
        public SampleEditor(SampleInfo info)
            : this()
        {
            this.Text = "编辑样本";
            this.info = info;
        }
        private async void SampleEditor_Load(object sender, EventArgs e)
        {
            var reftxs = new List<TxInfo>();
            var refsigs = new List<SigInfo>();

            var unitOfWork = IocContainer.UnitOfWork;
            var res = await unitOfWork.Of<TxInfo>().FindAsync(t=>t.TxType== EnumTxType.Ref);
            reftxs.AddRange(res);
            var refsigList = await unitOfWork.Of<SigInfo>().FindAsync(s => s.SigType == EnumSigType.Ref);
            refsigs.AddRange(refsigList);

            this.searchLookRef.UseDefault().SetData(reftxs, displayField: nameof(TxInfo.Name)).UseDoubleClickToSelectAll();
            this.txtRefSig.UseDefault().SetData(refsigs, displayField: nameof(SigInfo.FreqDownDis)).UseDoubleClickToSelectAll();

            if (this.Text == "编辑样本" && info != null)
            {
                this.txtSampleName.EditValue = info.SampleName;
                this.txtFsHz.EditValue = info.Fs;
                this.txtStartSec.EditValue = info.StartSec;
                this.txtEndSec.EditValue = info.EndSec;
                this.searchLookRef.EditValue = reftxs.FirstOrDefault(r => r.Id == info.RefTxInfoID);
                this.txtRefSig.EditValue = refsigs.FirstOrDefault(s => s.Id == info.SigInfoID);
                this.txtSampleFile.EditValue = Path.Combine(info.SamplePath, info.SampleFileName);
                this.txtRmark.Text = info.Remark;
            }

            infos = new List<SampleInfo>();
            var repsSample = unitOfWork.Of<SampleInfo>();
            var sampleres = await repsSample.GetAllAsync();
            infos.AddRange(sampleres);
        }

        private void btnCancel_Click(object sender, EventArgs e)
        {
            this.DialogResult = DialogResult.Cancel;
        }
        private async void btnOk_Click(object sender, EventArgs e)
        {
            try
            {
                dxErrorProvider.ClearErrors();
                string sampleName = txtSampleName.Text;
                if (string.IsNullOrWhiteSpace(sampleName))
                {
                    dxErrorProvider.SetError(txtSampleName, "请输入样本名称");
                    return;
                }
                if (searchLookRef.EditValue == null)
                {
                    dxErrorProvider.SetError(searchLookRef, "请选择参考站");
                    return;
                }

                if (txtRefSig.EditValue == null)
                {
                    dxErrorProvider.SetError(txtRefSig, "请选择参考信号");
                    return;
                }
                if (!double.TryParse(txtFsHz.Text, out double fsHz))
                {
                    dxErrorProvider.SetError(txtFsHz, "采样率格式错误");
                    return;
                }
                if (!int.TryParse(txtStartSec.Text, out int startSec))
                {
                    dxErrorProvider.SetError(txtStartSec, "开始秒数格式错误");
                    return;
                }
                if (!int.TryParse(txtEndSec.Text, out int endSec))
                {
                    dxErrorProvider.SetError(txtEndSec, "结束秒数格式错误");
                    return;
                }
                if (endSec <= startSec)
                {
                    dxErrorProvider.SetError(txtEndSec, "结束秒数大于开始秒数");
                    return;
                }
                var unitOfWork = IocContainer.UnitOfWork;
                var settings =await unitOfWork.Of<SysSetings>().FirstOrDefaultAsync();
                if (string.IsNullOrEmpty(settings.SampleDirectory))
                {
                    DxHelper.MsgBoxHelper.ShowError($"系统设置中输入样本存储目录");
                    return;
                }
                if (!Directory.Exists(settings.SampleDirectory))
                {
                    DxHelper.MsgBoxHelper.ShowError($"系统设置中的样本存储目录不存在");
                    return;
                }

                string sampleFile = txtSampleFile.Text;
                if (string.IsNullOrEmpty(sampleFile))
                {
                    dxErrorProvider.SetError(txtSampleFile, "请输入样本文件");
                    return;
                }
                if (!File.Exists(sampleFile))
                {
                    dxErrorProvider.SetError(txtSampleFile, "样本文件不存在");
                    return;
                }


                if (infos.Any(i => i.Id != info.Id && i.SampleName == sampleName))
                {

                    DxHelper.MsgBoxHelper.ShowError($"样本名称[{sampleName}]已经存在!");
                    return;
                }
                string fileName = Path.GetFileName(sampleFile);
                try
                {
                    string destfile = Path.Combine(settings.SampleDirectory, fileName);
                    if (!sampleFile.Equals(destfile))
                    {
                        if (File.Exists(destfile))
                        {
                            File.Delete(destfile);
                        }
                        File.Copy(sampleFile, destfile);
                    }
                }
                catch (Exception ex)
                {
                    IocContainer.Logger.Error(ex,$"移动样本文件到样本存储目录{settings.SampleDirectory}失败");
                    DxHelper.MsgBoxHelper.ShowError($"移动样本文件到样本存储目录{settings.SampleDirectory}失败");
                    return;
                }
                var refinfo = (searchLookRef.EditValue as TxInfo);
                var siginfo = (txtRefSig.EditValue as SigInfo);
                info.SampleName = sampleName;
                info.Fs = fsHz;
                info.StartSec = startSec;
                info.EndSec = endSec;
                info.RefTxInfoID = refinfo.Id;
                info.RefTxInfo = refinfo;
                info.SigInfoID = siginfo.Id;
                info.SigInfo = siginfo;
                info.SampleFileName = fileName;
                info.SamplePath = settings.SampleDirectory;
                info.Remark = txtRmark.Text;

                this.DialogResult = DialogResult.OK;
            }
            catch (Exception ex)
            {
                IocContainer.Logger.Error(ex,"编辑样本信息出错");
                DxHelper.MsgBoxHelper.ShowError("编辑样本信息出错");
            }
        }

        private void btnSampleFile_ButtonClick(object sender, DevExpress.XtraEditors.Controls.ButtonPressedEventArgs e)
        {
            OpenFileDialog dlg = new OpenFileDialog();
            dlg.Title = "文件选择";
            dlg.Multiselect = false;
            if (dlg.ShowDialog() == DialogResult.OK)
            {
                txtSampleFile.Text = dlg.FileName;
            }
        }
    }
}