using System;
using System.Linq;
using System.Data;
using DTS.Common.Interface.Channels;
using DTS.Common.Interface.Sensors;

namespace DTS.Reports
{
    public class DASLayout : ReportBase
    {



        public class ChannelHelper
        {
            public int DCH { get; set; }
            public string Module { get; set; }
            public string Channel { get; set; }
            public string Description { get; set; }
            public string SensorSerial { get; set; }
            public string Sensitivity { get; set; }
            public string ISOCode { get; set; }
            public string Range { get; set; }
            public string SquibFireMode { get; set; }
            public string Filter { get; set; }
            public string Voltage { get; set; }
            public string LevelTrigger { get; set; }
            public double DelayMS { get; set; }
            public double DurationMS { get; set; }
            public int ChannelType { get; set; }
            // holds a reference to the group channel, done as part of
            // 13100 Generate Test Setup report during check channels function, needed to verify polarity settings prior to running test
            public IGroupChannel GroupChannel { get; set; }
            // holds a reference to the sensor calibration, done as part of
            // 13100 Generate Test Setup report during check channels function, needed to verify polarity settings prior to running test
            public ISensorCalibration Calibration { get; set; }
        }
        public enum Fields
        {
            DCH,
            Module,
            Channel,
            Description,
            Sensor,
            ISOCode,
            Range,
            SquibFireMode,
            Sens,
            Filter,
            Delay,
            Volt,
            Duration,
            Trigger,
            ChannelType
        }
        public DASLayout()
        {

        }

        public static string GetReportFilenamePath(string reportPath, string serialNumberDAS, string testId)
        {
            var filename = "DAS Layout.xlsx";
            if (false == string.IsNullOrEmpty(testId))
                filename = string.Format("{1} {0} - {2}Layout.xlsx", serialNumberDAS, testId, GetFilenameTimeStamp());
            return System.IO.Path.Combine(reportPath, filename);
        }

        public void DoReport(ChannelHelper[] channels, string outputFileName, string folderNameId, string sensitivityDisplayFormat,
            bool generateExcelReports, bool generatePDFReports)
        {
            using (var dt = new DataTable())
            {
                dt.TableName = "Layout";

                var fields = Enum.GetValues(typeof(Fields)).Cast<Fields>().ToArray();
                foreach (var field in fields)
                {
                    var c = dt.Columns.Add(field.ToString());
                    switch (field)
                    {
                        case Fields.Channel: c.DataType = typeof(string); break;
                        case Fields.DCH: c.DataType = typeof(int); break;
                        case Fields.Delay: c.DataType = typeof(double); break;
                        case Fields.Description: c.DataType = typeof(string); break;
                        case Fields.Duration: c.DataType = typeof(double); break;
                        case Fields.Filter: c.DataType = typeof(string); break;
                        case Fields.ISOCode: c.DataType = typeof(string); break;
                        case Fields.Module: c.DataType = typeof(string); break;
                        case Fields.Range: c.DataType = typeof(string); break;
                        case Fields.Sens: c.DataType = typeof(string); break;
                        case Fields.Sensor: c.DataType = typeof(string); break;
                        case Fields.SquibFireMode: c.DataType = typeof(string); break;
                        case Fields.Trigger: c.DataType = typeof(string); break;
                        case Fields.Volt: c.DataType = typeof(string); break;
                        case Fields.ChannelType: c.DataType = typeof(int); break;
                    }
                }
                foreach (var ch in channels)
                {
                    var row = dt.NewRow();
                    foreach (var field in fields)
                    {
                        object o = null;
                        switch (field)
                        {
                            case Fields.ChannelType: o = ch.ChannelType; break;
                            case Fields.Channel: o = ch.Channel; break;
                            case Fields.DCH: o = ch.DCH; break;
                            case Fields.Delay: o = ch.DelayMS; break;
                            case Fields.Description: o = ch.Description; break;
                            case Fields.Duration: o = ch.DurationMS; break;
                            case Fields.Filter: o = ch.Filter; break;
                            case Fields.ISOCode: o = ch.ISOCode; break;
                            case Fields.Module: o = ch.Module; break;
                            case Fields.Range: o = ch.Range; break;
                            case Fields.Sens: o = ch.Sensitivity; break;
                            case Fields.Sensor: o = ch.SensorSerial; break;
                            case Fields.SquibFireMode: o = ch.SquibFireMode; break;
                            case Fields.Trigger: o = ch.LevelTrigger; break;
                            case Fields.Volt: o = ch.Voltage; break;
                        }
                        row[field.ToString()] = o;
                    }
                    dt.Rows.Add(row);
                }
                TemplateFilename = GetReportFilenamePath(GetTemplateReportPath(), string.Empty, string.Empty);
                OutputFilename = outputFileName;

                if (System.IO.File.Exists(outputFileName))
                {
                    ReportFileWillBeOverwritten(outputFileName);
                    try
                    {
                        System.IO.File.Delete(outputFileName);
                    }
                    catch (Exception)
                    {
                        ReportFileInUse(outputFileName);
                    }
                }
                if (generateExcelReports)
                {
                    OutputReport(new DataTable[] { dt }, null);
                    CopyReportIfNeeded(folderNameId, outputFileName);
                }

                if (generatePDFReports)
                {
                    //PDF
                    outputFileName = outputFileName.Replace(".xlsx", ".pdf");
                    //Don't overwrite the Excel file that may be the filled-in template.
                    DestinationTemplateFilename = OutputFilename.Replace(".xlsx", Common.Constants.TEMP_FILE_EXTENSION);
                    OutputFilename = outputFileName;
                    OutputReportPDF(new DataTable[] { dt }, null, sensitivityDisplayFormat);
                    CopyReportIfNeeded(folderNameId, outputFileName);
                }
            }
        }
    }
}