using PkmnLib.Static.Utils;

namespace PkmnLib.Plugin.Gen7.Scripts.Abilities;

[Script(ScriptCategory.Ability, "prevent_stat_lowering")]
public class PreventStatLowering : Script
{
    private Statistic _statistic;

    /// <inheritdoc />
    public override void OnInitialize(IReadOnlyDictionary<StringKey, object?>? parameters)
    {
        if (parameters is null)
            throw new ArgumentNullException(nameof(parameters), "Parameters cannot be null.");
        if (!parameters.TryGetValue("stat", out var statObj) || statObj is not string statStr)
            throw new ArgumentException("Parameter 'stat' is required and must be a string.", nameof(parameters));
        if (!Enum.TryParse(statStr, true, out Statistic stat))
            throw new ArgumentException($"Invalid statistic '{statStr}' provided.", nameof(statStr));

        _statistic = stat;
    }

    /// <inheritdoc />
    public override void PreventStatBoostChange(IPokemon target, Statistic stat, sbyte amount, bool selfInflicted,
        ref bool prevent)
    {
        if (!selfInflicted)
            prevent = false;
    }
}