using ClosedXML.Excel;
using JdeScoping.ExcelIO.Configuration;
using JdeScoping.ExcelIO.Formatting;
using JdeScoping.ExcelIO.Models.Reporting;
using Microsoft.Extensions.Options;

namespace JdeScoping.ExcelIO.Generators;

/// <summary>
/// Generates the Search Criteria sheet for Excel export.
/// </summary>
public class CriteriaSheetGenerator
{
    private readonly IOptions<ExcelExportOptions> _options;
    private readonly AttributeTableWriter _tableWriter;

    /// <summary>
    /// Initializes a new instance of the CriteriaSheetGenerator class.
    /// </summary>
    /// <param name="options">Excel export options.</param>
    /// <param name="tableWriter">Attribute table writer.</param>
    public CriteriaSheetGenerator(
        IOptions<ExcelExportOptions> options,
        AttributeTableWriter tableWriter)
    {
        _options = options;
        _tableWriter = tableWriter;
    }

    /// <summary>
    /// Generates the Search Criteria sheet.
    /// </summary>
    /// <param name="workbook">The workbook to add the sheet to.</param>
    /// <param name="search">The search model with criteria.</param>
    public void Generate(XLWorkbook workbook, SearchModel search)
    {
        var worksheet = workbook.Worksheets.Add("Search Criteria");
        var row = 1;

        // Write name and user
        HeaderFormatter.ApplyHeaderFormat(worksheet.Cell(row, 1), "Search Name");
        worksheet.Cell(row, 2).Value = search.Name;

        HeaderFormatter.ApplyHeaderFormat(worksheet.Cell(++row, 1), "User Name");
        worksheet.Cell(row, 2).Value = search.UserName;

        // Skip row
        row++;

        // Write timestamps
        HeaderFormatter.ApplyHeaderFormat(worksheet.Cell(++row, 1), "Submit timestamp");
        worksheet.Cell(row, 2).Value = FormatTimestamp(search.SubmitDt);

        HeaderFormatter.ApplyHeaderFormat(worksheet.Cell(++row, 1), "Start timestamp");
        worksheet.Cell(row, 2).Value = FormatTimestamp(search.StartDt);

        HeaderFormatter.ApplyHeaderFormat(worksheet.Cell(++row, 1), "Completed timestamp");
        worksheet.Cell(row, 2).Value = FormatTimestamp(search.EndDt);

        // Skip row
        row++;

        // Write timespan filter table
        var timespanData = new List<TimespanFilter>
        {
            new() { MinimumDt = search.MinimumDt, MaximumDt = search.MaximumDt }
        };
        var timespanTable = _tableWriter.WriteTable(worksheet, ++row, 1, timespanData);
        if (timespanTable != null)
        {
            row = timespanTable.RangeAddress.LastAddress.RowNumber + 3;
        }
        else
        {
            row += 4;
        }

        // Write work order filter table
        var workOrderTable = _tableWriter.WriteTable(worksheet, row, 1, search.WorkOrderFilter);
        if (workOrderTable != null)
        {
            row = workOrderTable.RangeAddress.LastAddress.RowNumber + 3;
        }
        else
        {
            row += 4;
        }

        // Write item number filter table
        var itemNumberTable = _tableWriter.WriteTable(worksheet, row, 1, search.ItemNumberFilter);
        if (itemNumberTable != null)
        {
            row = itemNumberTable.RangeAddress.LastAddress.RowNumber + 3;
        }
        else
        {
            row += 4;
        }

        // Write profit center filter table
        var profitCenterTable = _tableWriter.WriteTable(worksheet, row, 1, search.ProfitCenterFilter);
        if (profitCenterTable != null)
        {
            row = profitCenterTable.RangeAddress.LastAddress.RowNumber + 3;
        }
        else
        {
            row += 4;
        }

        // Write work center filter table
        var workCenterTable = _tableWriter.WriteTable(worksheet, row, 1, search.WorkCenterFilter);
        if (workCenterTable != null)
        {
            row = workCenterTable.RangeAddress.LastAddress.RowNumber + 3;
        }
        else
        {
            row += 4;
        }

        // Write component lot filter table
        var componentLotTable = _tableWriter.WriteTable(worksheet, row, 1, search.ComponentLotFilter);
        if (componentLotTable != null)
        {
            row = componentLotTable.RangeAddress.LastAddress.RowNumber + 3;
        }
        else
        {
            row += 4;
        }

        // Write operator filter table
        var operatorTable = _tableWriter.WriteTable(worksheet, row, 1, search.OperatorFilter);
        if (operatorTable != null)
        {
            row = operatorTable.RangeAddress.LastAddress.RowNumber + 3;
        }
        else
        {
            row += 4;
        }

        // Write item/operation/MIS filter table
        var itemOpMisTable = _tableWriter.WriteTable(worksheet, row, 1, search.ItemOperationMisFilter);
        if (itemOpMisTable != null)
        {
            row = itemOpMisTable.RangeAddress.LastAddress.RowNumber + 3;
        }
        else
        {
            row += 4;
        }

        // Write extract MIS data option
        var headerRange = worksheet.Range(row, 1, row, 2);
        HeaderFormatter.ApplyHeaderFormat(headerRange, "Extract MIS data?", merge: true);
        worksheet.Cell(++row, 1).Value = search.ExtractMisData ? "YES" : "NO";

        // Auto-fit columns with 15% padding
        for (var column = 1; column <= 4; column++)
        {
            worksheet.Column(column).AdjustToContents();
            worksheet.Column(column).Width *= ExcelFormats.CriteriaPaddingFactor;
        }

        // Apply protection
        WorksheetProtector.ApplyCriteriaProtection(worksheet, _options.Value.CriteriaSheetPassword);
    }

    private static string FormatTimestamp(DateTime? dateTime)
    {
        if (!dateTime.HasValue)
        {
            return string.Empty;
        }

        return $"{dateTime.Value:MMM dd, yyyy hh:mm:ss tt} EST";
    }
}