namespace ROLAC.API.Services.Disbursement;

/// <summary>
/// Field coordinates (in inches) for printing onto pre-printed three-stub check stock.
/// Every position is bound from the "CheckPrint:Layout" section of appsettings.json so alignment
/// can be tuned and reloaded without recompiling. Positions are expressed as an X (absolute from the
/// page's left edge) plus a Y offset within the field's stub; the per-stub origins below place the
/// three stacked regions (check + two identical receipt copies) down the 8.5"x11" page.
/// </summary>
public sealed class CheckPrintLayoutOptions
{
    // Calibration nudge (inches): a TextBox renders its text inset down-and-right from the box
    // origin by a fixed internal margin + line leading, so configured X/Y don't match the ink.
    // These values are subtracted from every position so configured X/Y == actual printed position.
    // To recalibrate: set both to 0, print, measure how far the ink sits past a known X/Y, and put
    // those differences here (defaults are the measured inset for this stock).
    public float TextInsetX { get; set; } = 0.13f;
    public float TextInsetY { get; set; } = 0.15f;

    // Stub origins — top edge of each region, inches from the top of the page.
    public float CheckOriginY    { get; set; } = 0f;
    public float Receipt1OriginY { get; set; } = 3.67f;
    public float Receipt2OriginY { get; set; } = 7.33f;

    // Check stub fields (offset within the check stub).
    public FieldPos Payee         { get; set; } = new() { X = 1.25f, OffsetY = 1.75f, FontSize = 11, Bold = true };
    public FieldPos AmountNumeric { get; set; } = new() { X = 6.50f, OffsetY = 1.75f, FontSize = 11, Bold = true };
    public FieldPos AmountWords   { get; set; } = new() { X = 0.60f, OffsetY = 2.20f, FontSize = 10 };
    public FieldPos Memo          { get; set; } = new() { X = 0.60f, OffsetY = 2.90f, FontSize = 9  };
    public FieldPos CheckDate     { get; set; } = new() { X = 6.50f, OffsetY = 1.25f, FontSize = 10 };

    // Receipt stub fields (offset within a receipt stub — shared by both identical copies).
    public FieldPos ReceiptPayee  { get; set; } = new() { X = 1.00f, OffsetY = 0.30f, FontSize = 10, Bold = true };
    public FieldPos ReceiptAmount { get; set; } = new() { X = 6.50f, OffsetY = 0.30f, FontSize = 10, Bold = true };
    public FieldPos ReceiptMemo   { get; set; } = new() { X = 1.00f, OffsetY = 0.60f, FontSize = 9  };
    public FieldPos ReceiptDate   { get; set; } = new() { X = 6.50f, OffsetY = 0.60f, FontSize = 9  };

    // Voucher detail grid (offsets within a receipt stub).
    public VoucherGridOptions Grid { get; set; } = new();
}

/// <summary>One printable field: where it sits and how it renders.</summary>
public sealed class FieldPos
{
    /// <summary>Absolute X from the page's left edge, in inches.</summary>
    public float X { get; set; }

    /// <summary>Y offset within the field's stub, in inches (added to the stub origin).</summary>
    public float OffsetY { get; set; }

    public float FontSize { get; set; } = 10;
    public bool  Bold { get; set; }
}

/// <summary>
/// Two-column voucher detail grid on each receipt stub: 6 rows per column, 12 expense lines max,
/// filled column-major (lines 1-6 left, 7-12 right). All offsets are within the receipt stub.
/// </summary>
public sealed class VoucherGridOptions
{
    /// <summary>Left edge of the left column block, in inches from the page's left edge.</summary>
    public float OriginX     { get; set; } = 0.60f;

    /// <summary>Y offset (within the stub) of the first data row.</summary>
    public float OffsetY     { get; set; } = 1.10f;

    public float RowHeight   { get; set; } = 0.22f;

    /// <summary>Horizontal gap between the left and right column blocks, in inches.</summary>
    public float ColumnGap   { get; set; } = 0.30f;

    public float DateWidth   { get; set; } = 0.85f;
    public float DescWidth   { get; set; } = 2.10f;
    public float AmountWidth { get; set; } = 0.80f;

    /// <summary>Draw our own Date/Description/Amount headers. Set false if the stock pre-prints them.</summary>
    public bool  ShowGridHeaders { get; set; } = true;

    /// <summary>Y offset (within the stub) of the header row.</summary>
    public float HeaderOffsetY   { get; set; } = 0.88f;

    /// <summary>Y offset (within the stub) of the "...and N more lines" overflow hint.</summary>
    public float OverflowOffsetY { get; set; } = 2.55f;

    public float FontSize    { get; set; } = 8.5f;
}