using QuestionsApi.Models;

namespace QuestionsApi.Services;

public static class DynamicBlueprintCoveragePolicy
{
    private static readonly Dictionary<string, double> SystemWeights =
        new(StringComparer.OrdinalIgnoreCase)
        {
            ["Nutrition"] = 17.5,
            ["Biostatistics"] = 12,
            ["Cardiovascular"] = 10,
            ["Neurologic"] = 9,
            ["Nervous System"] = 9,
            ["Pulmonary"] = 9,
            ["Respiratory"] = 9,
            ["Pregnancy"] = 8,
            ["Social Sciences"] = 8,
            ["Gastrointestinal"] = 7,
            ["Immune System"] = 7,
            ["Hematology"] = 7,
            ["Multisystem"] = 7,
            ["Infectious Disease"] = 7,
            ["Endocrine"] = 6,
            ["Musculoskeletal"] = 6,
            ["Behavioral Health"] = 5,
            ["Renal"] = 5,
            ["Skin"] = 5,
            ["Human Development"] = 2
        };

    public static double Weight(DynamicQuestionBlueprint blueprint)
    {
        if (blueprint.BlueprintWeight > 0) return blueprint.BlueprintWeight;
        return SystemWeights.GetValueOrDefault(blueprint.System, 5);
    }
}