HealthCondition.cs

using System.Collections.Generic;
using System.Linq;

namespace KerbalHealth
{
    /// <summary>
    /// Holds information about a certain health condition (such as exhaustion, sickness, etc.)
    /// </summary>
    public class HealthCondition
    {
        string title;

        /// <summary>
        /// Internal name of the condition
        /// </summary>
        public string Name { get; set; }

        /// <summary>
        /// Displayable name of the condition (similar to Name by default)
        /// </summary>
        public string Title
        {
            get => title == null || title.Length == 0 ? Name : title;
            set => title = value;
        }

        /// <summary>
        /// Text description of the condition, shown when it is acquired
        /// </summary>
        public string Description { get; set; } = "";

        /// <summary>
        /// Whether this condition should be visible to the player
        /// </summary>
        public bool Visible { get; set; } = true;

        /// <summary>
        /// Whether this condition can be added multiple times
        /// </summary>
        public bool Stackable { get; set; } = false;

        /// <summary>
        /// If either of these conditions exist, this one will not be randomly acquired
        /// </summary>
        public List<string> IncompatibleConditions { get; set; } = new List<string>();

        /// <summary>
        /// Logic required for this health condition to randomly appear
        /// </summary>
        public Logic Logic { get; set; } = new Logic();

        /// <summary>
        /// HP change per day when this condition is active
        /// </summary>
        public double HPChangePerDay { get; set; } = 0;

        /// <summary>
        /// While this condition is active, kerbal's HP is changed by this amount
        /// </summary>
        public double HP { get; set; } = 0;

        /// <summary>
        /// Whether to bring HP back to its original level when the condition is removed
        /// </summary>
        public bool RestoreHP { get; set; } = false;

        /// <summary>
        /// Whether this condition turns the kerbal into a Tourist
        /// </summary>
        public bool Incapacitated { get; set; } = false;

        /// <summary>
        /// Base MTBE of this condition randomly appearing every day
        /// </summary>
        public double MTBE { get; set; } = -1;

        /// <summary>
        /// List of all chance modifiers for this condition
        /// </summary>
        public List<MTBEModifier> MTBEModifiers { get; set; }

        /// <summary>
        /// Possible outcomes of the condition; it is recommended to have at least one so that it may disappear
        /// </summary>
        public List<Outcome> Outcomes { get; set; } = new List<Outcome>();

        public void Load(ConfigNode node)
        {
            Name = node.GetValue("name");
            Title = node.GetString("title");
            Description = node.GetString("description", "");
            Visible = node.GetBool("visible", true);
            Stackable = node.GetBool("stackable");
            IncompatibleConditions.AddRange(node.GetValues("incompatibleCondition"));
            Logic.Load(node);
            HPChangePerDay = node.GetDouble("hpChangePerDay");
            HP = node.GetDouble("hp");
            RestoreHP = node.GetBool("restoreHP");
            Incapacitated = node.GetBool("incapacitated");
            MTBE = node.GetDouble("mtbe", -1);
            MTBEModifiers = new List<MTBEModifier>(node.GetNodes(MTBEModifier.ConfigNodeName).Select(n => new MTBEModifier(n)));
            Outcomes = new List<Outcome>(node.GetNodes("OUTCOME").Select(n => new Outcome(n)));
        }

        public HealthCondition(ConfigNode n) => Load(n);

        public bool IsCompatibleWith(string condition) => !IncompatibleConditions.Contains(condition);

        public bool IsCompatibleWith(List<HealthCondition> conditions) => !conditions.Any(hc => IncompatibleConditions.Contains(hc.Name));

        /// <summary>
        /// Returns actual chance per day of this condition considering all modifiers
        /// </summary>
        public double GetMTBE(ProtoCrewMember pcm) => MTBEModifier.Calculate(MTBEModifiers, MTBE, pcm);

        public override string ToString() => $"{Title} ({Name}): {Description}";
    }
}