using System.Text.Json.Serialization;

namespace Poe2Trade.Screen;

public class OcrWord
{
    [JsonPropertyName("text")] public string Text { get; set; } = "";
    [JsonPropertyName("x")] public int X { get; set; }
    [JsonPropertyName("y")] public int Y { get; set; }
    [JsonPropertyName("width")] public int Width { get; set; }
    [JsonPropertyName("height")] public int Height { get; set; }
}

public class OcrLine
{
    [JsonPropertyName("text")] public string Text { get; set; } = "";
    [JsonPropertyName("words")] public List<OcrWord> Words { get; set; } = [];
}

public class OcrResponse
{
    public string Text { get; set; } = "";
    public List<OcrLine> Lines { get; set; } = [];
}

public class GridItem
{
    [JsonPropertyName("row")] public int Row { get; set; }
    [JsonPropertyName("col")] public int Col { get; set; }
    [JsonPropertyName("w")] public int W { get; set; }
    [JsonPropertyName("h")] public int H { get; set; }
}

public class GridMatch
{
    [JsonPropertyName("row")] public int Row { get; set; }
    [JsonPropertyName("col")] public int Col { get; set; }
    [JsonPropertyName("similarity")] public double Similarity { get; set; }
}

public class GridScanResult
{
    public bool[][] Cells { get; set; } = [];
    public List<GridItem> Items { get; set; } = [];
    public List<GridMatch>? Matches { get; set; }
}

public class DiffOcrResponse
{
    public string Text { get; set; } = "";
    public List<OcrLine> Lines { get; set; } = [];
    public Poe2Trade.Core.Region? Region { get; set; }
}

public class TemplateMatchResult
{
    public int X { get; set; }
    public int Y { get; set; }
    public int Width { get; set; }
    public int Height { get; set; }
    public double Confidence { get; set; }
}

// -- Parameter types --

public sealed class DiffCropParams
{
    [JsonPropertyName("diffThresh")]
    public int DiffThresh { get; set; } = 20;

    [JsonPropertyName("rowThreshDiv")]
    public int RowThreshDiv { get; set; } = 40;

    [JsonPropertyName("colThreshDiv")]
    public int ColThreshDiv { get; set; } = 8;

    [JsonPropertyName("maxGap")]
    public int MaxGap { get; set; } = 20;

    [JsonPropertyName("trimCutoff")]
    public double TrimCutoff { get; set; } = 0.4;

    [JsonPropertyName("ocrPad")]
    public int OcrPad { get; set; } = 10;
}

public sealed class OcrParams
{
    // preprocessing
    [JsonPropertyName("kernelSize")]
    public int KernelSize { get; set; } = 41;

    [JsonPropertyName("upscale")]
    public int Upscale { get; set; } = 2;

    [JsonPropertyName("useBackgroundSub")]
    public bool UseBackgroundSub { get; set; } = true;

    [JsonPropertyName("dimPercentile")]
    public int DimPercentile { get; set; } = 40;

    [JsonPropertyName("textThresh")]
    public int TextThresh { get; set; } = 60;

    [JsonPropertyName("softThreshold")]
    public bool SoftThreshold { get; set; } = false;

    // EasyOCR tuning
    [JsonPropertyName("mergeGap")]
    public int MergeGap { get; set; } = 0;

    [JsonPropertyName("linkThreshold")]
    public double? LinkThreshold { get; set; }

    [JsonPropertyName("textThreshold")]
    public double? TextThreshold { get; set; }

    [JsonPropertyName("lowText")]
    public double? LowText { get; set; }

    [JsonPropertyName("widthThs")]
    public double? WidthThs { get; set; }

    [JsonPropertyName("paragraph")]
    public bool? Paragraph { get; set; }
}

public sealed class DiffOcrParams
{
    [JsonPropertyName("crop")]
    public DiffCropParams Crop { get; set; } = new();

    [JsonPropertyName("ocr")]
    public OcrParams Ocr { get; set; } = new();
}

public sealed class EdgeCropParams
{
    [JsonPropertyName("darkThresh")]
    public int DarkThresh { get; set; } = 40;

    [JsonPropertyName("minDarkRun")]
    public int MinDarkRun { get; set; } = 200;

    [JsonPropertyName("runGapTolerance")]
    public int RunGapTolerance { get; set; } = 15;

    [JsonPropertyName("rowThreshDiv")]
    public int RowThreshDiv { get; set; } = 40;

    [JsonPropertyName("colThreshDiv")]
    public int ColThreshDiv { get; set; } = 8;

    [JsonPropertyName("maxGap")]
    public int MaxGap { get; set; } = 15;

    [JsonPropertyName("trimCutoff")]
    public double TrimCutoff { get; set; } = 0.3;

    [JsonPropertyName("ocrPad")]
    public int OcrPad { get; set; } = 10;
}

public sealed class EdgeOcrParams
{
    [JsonPropertyName("crop")]
    public EdgeCropParams Crop { get; set; } = new();

    [JsonPropertyName("ocr")]
    public OcrParams Ocr { get; set; } = new();
}