ThreeKingdomsSlingshot/Assets/Scripts/Runtime/Skills/SkillDef.cs

using System.Collections.Generic;
using System.Globalization;
using TKS.OutGame;
using UnityEngine;

namespace TKS
{
    public enum SkillTrigger
    {
        /// <summary>액티브 · 다음 슬링샷 1회에 붙는다(예약 · 행동 전 다시 탭 = 취소 · 쿨 소모 없음).</summary>
        NextAction,
        /// <summary>액티브 · 즉시 발동(행동 소모 없음).</summary>
        Instant,
        /// <summary>패시브 · 상시.</summary>
        Always
    }

    /// <summary>효과가 걸리는 대상(skill_effects.csv target 칸).</summary>
    public enum SkillScope
    {
        /// <summary>빈칸 = 효과 주인 자신.</summary>
        Self,
        /// <summary>allies = 같은 편 전원(자신 포함).</summary>
        Allies,
        /// <summary>camp:&lt;진영&gt;[:&lt;병종&gt;] = 같은 편 · 그 진영(heroes.csv faction) · (그 병종).</summary>
        Camp,
        /// <summary>camp_male:&lt;진영&gt; = 같은 편 · 그 진영 · 남성.</summary>
        CampMale,
        /// <summary>radius:&lt;r&gt; = 자신 주위 r 안 같은 편(자신 제외 · 매번 다시 봄).</summary>
        Radius,
        /// <summary>range = 시전 순간 자신 슬링 최대 거리 안 같은 편(자신 포함 · 대상 고정 · 즉시형 지속 효과).</summary>
        Range,
        /// <summary>aura = 지금 자신 슬링 최대 거리 안 같은 편(자신 포함 · 매번 다시 봄).</summary>
        Aura
    }

    /// <summary>효과 발동 조건(skill_effects.csv cond 칸) — 상대(공격 대상·공격자)·치명타·턴.</summary>
    public enum SkillCondKind
    {
        None,
        Crit,
        VsStatus,
        VsBleed,
        VsConfused,
        VsStunned,
        VsType,
        VsMale,
        VsMaleHero,
        VsFemaleHero,
        TurnLe,
        Armed
    }

    /// <summary>스킬 효과 1줄(skill_effects.csv) — 키 · 대상 · 조건 · 지속 · p1~p3.</summary>
    public class SkillEffect
    {
        public string Key;
        public float P;
        public float A2;
        public float A3;
        public bool HasA2;
        public bool HasA3;
        public SkillScope Scope;
        public string Camp = "";
        public bool HasType;
        public UnitType Type;
        public float Radius;
        public SkillCondKind Cond;
        public UnitType CondType;
        public int CondN;
        /// <summary>0 = 상시·장착 중·1회 · n = n 라운드(시한 효과).</summary>
        public int Dur;

        public float Get(int i, float fallback = 0f)
        {
            if (i == 0) return P;
            if (i == 1) return HasA2 ? A2 : fallback;
            return HasA3 ? A3 : fallback;
        }

        public SkillEffect Clone()
        {
            return (SkillEffect)MemberwiseClone();
        }

        public SkillEffect Scaled(float factor)
        {
            SkillKeys.Info info;
            var c = Clone();
            if (!SkillKeys.All.TryGetValue(Key, out info) || info.Mode == SkillScale.Fixed) return c;
            if (info.Idx == 0 || info.Both) c.P = SkillKeys.Apply(info.Mode, P, factor);
            if ((info.Idx == 1 || info.Both) && HasA2) c.A2 = SkillKeys.Apply(info.Mode, A2, factor);
            if (info.Idx == 2 && HasA3) c.A3 = SkillKeys.Apply(info.Mode, A3, factor);
            return c;
        }

        /// <summary>target 칸 해석(오류면 메시지 · 빈칸 = 자신).</summary>
        public static string ParseTarget(string s, SkillEffect e)
        {
            e.Scope = SkillScope.Self;
            if (string.IsNullOrEmpty(s)) return null;
            var parts = s.Split(':');
            switch (parts[0])
            {
                case "allies": e.Scope = SkillScope.Allies; return null;
                case "range": e.Scope = SkillScope.Range; return null;
                case "aura": e.Scope = SkillScope.Aura; return null;
                case "radius":
                    e.Scope = SkillScope.Radius;
                    if (parts.Length < 2 || !float.TryParse(parts[1], NumberStyles.Float, CultureInfo.InvariantCulture, out e.Radius)) return "radius 값 없음";
                    return null;
                case "camp":
                case "camp_male":
                    e.Scope = parts[0] == "camp" ? SkillScope.Camp : SkillScope.CampMale;
                    if (parts.Length < 2 || parts[1].Length == 0) return "진영 없음";
                    e.Camp = parts[1];
                    if (parts.Length >= 3)
                    {
                        if (!UnitTypeInfo.TryParseKey(parts[2], out e.Type)) return "병종 「" + parts[2] + "」 모름";
                        e.HasType = true;
                    }
                    return null;
            }
            return "대상 「" + s + "」 모름";
        }

        /// <summary>cond 칸 해석(오류면 메시지 · 빈칸 = 조건 없음).</summary>
        public static string ParseCond(string s, SkillEffect e)
        {
            e.Cond = SkillCondKind.None;
            if (string.IsNullOrEmpty(s)) return null;
            var parts = s.Split(':');
            switch (parts[0])
            {
                case "crit": e.Cond = SkillCondKind.Crit; return null;
                case "vs_status": e.Cond = SkillCondKind.VsStatus; return null;
                case "vs_bleed": e.Cond = SkillCondKind.VsBleed; return null;
                case "vs_confused": e.Cond = SkillCondKind.VsConfused; return null;
                case "vs_stunned": e.Cond = SkillCondKind.VsStunned; return null;
                case "vs_male": e.Cond = SkillCondKind.VsMale; return null;
                case "vs_male_hero": e.Cond = SkillCondKind.VsMaleHero; return null;
                case "vs_female_hero": e.Cond = SkillCondKind.VsFemaleHero; return null;
                case "armed": e.Cond = SkillCondKind.Armed; return null;
                case "vs_type":
                    e.Cond = SkillCondKind.VsType;
                    if (parts.Length < 2 || !UnitTypeInfo.TryParseKey(parts[1], out e.CondType)) return "vs_type 병종 모름";
                    return null;
                case "turn_le":
                    e.Cond = SkillCondKind.TurnLe;
                    if (parts.Length < 2 || !int.TryParse(parts[1], out e.CondN)) return "turn_le 턴 없음";
                    return null;
            }
            return "조건 「" + s + "」 모름";
        }
    }

    /// <summary>skills.csv 1행 + skill_effects.csv 효과 줄의 전투용 정의.</summary>
    public class SkillDef
    {
        public string Id;
        public string HeroId;
        public string NameKo;
        public bool IsActive;
        public SkillTrigger Trigger;
        public int Cooldown;
        public int LvMax;
        public float LvScale;
        public bool NeedsImpl;
        public readonly List<SkillEffect> Effects = new List<SkillEffect>();

        public static SkillDef From(SkillInfoDb.Skill s, SkillInfoDb db)
        {
            var d = new SkillDef
            {
                Id = s.id,
                HeroId = s.heroId,
                NameKo = s.nameKo,
                IsActive = s.kind == "active",
                Trigger = s.trigger == "next_action" ? SkillTrigger.NextAction : s.trigger == "instant" ? SkillTrigger.Instant : SkillTrigger.Always,
                Cooldown = s.cooldown,
                LvMax = Mathf.Max(1, s.lvMax),
                LvScale = s.lvScale,
                NeedsImpl = s.needsImpl,
            };
            if (db != null)
                foreach (var r in db.effects)
                {
                    if (r.skillId != s.id) continue;
                    var e = new SkillEffect { Key = r.key, P = r.p1, A2 = r.p2, A3 = r.p3, HasA2 = r.HasP(1), HasA3 = r.HasP(2), Dur = r.dur };
                    SkillEffect.ParseTarget(r.target, e);
                    SkillEffect.ParseCond(r.cond, e);
                    d.Effects.Add(e);
                }
            return d;
        }

        /// <summary>레벨 계수 = 1 + lv_scale·(lv−1) (lv 는 1~lv_max 로 자름).</summary>
        public float LevelFactor(int lv)
        {
            return 1f + LvScale * (Mathf.Clamp(lv, 1, LvMax) - 1);
        }

        /// <summary>레벨·★ 배율(패시브 ★5 = evolve.csv passive_x)을 적용한 효과 목록.</summary>
        public List<SkillEffect> ScaledEffects(int lv, float starMult)
        {
            float f = LevelFactor(lv) * (IsActive ? 1f : starMult);
            var list = new List<SkillEffect>();
            foreach (var e in Effects) list.Add(e.Scaled(f));
            return list;
        }

        public SkillEffect First(string key)
        {
            foreach (var e in Effects)
                if (e.Key == key) return e;
            return null;
        }

        public bool Has(string key)
        {
            return First(key) != null;
        }
    }

    /// <summary>스킬·영웅 표 조회(Resources/OutGame 의 SkillInfoDb · HeroDb = 임포트 자산 · 전투 시작마다 다시 읽음).</summary>
    public static class SkillCatalog
    {
        static Dictionary<string, SkillDef> defs;
        static SkillInfoDb source;
        static int sourceCount;

        public static void Invalidate()
        {
            defs = null;
        }

        static void Ensure()
        {
            var db = OutGameData.Default;
            var s = db != null ? db.Skills : null;
            int n = s != null ? s.skills.Count + s.effects.Count * 1000 : 0;
            if (defs != null && s == source && s != null && n == sourceCount) return;
            defs = new Dictionary<string, SkillDef>();
            source = s;
            sourceCount = n;
            if (s == null) return;
            foreach (var row in s.skills)
            {
                if (string.IsNullOrEmpty(row.id) || defs.ContainsKey(row.id)) continue;
                defs[row.id] = SkillDef.From(row, s);
            }
        }

        public static SkillDef Get(string id)
        {
            if (string.IsNullOrEmpty(id)) return null;
            Ensure();
            SkillDef d;
            return defs.TryGetValue(id, out d) ? d : null;
        }

        public static IEnumerable<SkillDef> All
        {
            get
            {
                Ensure();
                return defs.Values;
            }
        }

        public static HeroDb.Hero Hero(string id)
        {
            var db = OutGameData.Default;
            return db != null && db.Heroes != null ? db.Heroes.Get(id) : null;
        }

        /// <summary>적 무장 → heroes.csv 영웅(아트 id 가 같으면 · 없으면 이름이 같은 영웅) · 병사 유닛 제외 · 없으면 null.</summary>
        public static HeroDb.Hero HeroForEnemy(string art, string name)
        {
            var db = OutGameData.Default;
            if (db == null || db.Heroes == null) return null;
            HeroDb.Hero byName = null;
            foreach (var h in db.Heroes.heroes)
            {
                if (h.isSoldier) continue;
                if (!string.IsNullOrEmpty(art) && h.art == art) return h;
                if (byName == null && !string.IsNullOrEmpty(name) && h.nameKo == name) byName = h;
            }
            return byName;
        }
    }
}