using System;
using System.Collections.Generic;
using System.Text;
using GeometryTD.Definition;

namespace GeometryTD.CustomUtility
{
    public static class ItemDescUtility
    {
        public static string BuildTowerDesc(TowerStatsData towerData)
        {
            StringBuilder sb = new StringBuilder();
            
            // MuzzleComp
            sb.Append("攻击伤害：");
            for (int i = 0; i < towerData.AttackDamage.Length; i++)
            {
                if (i != 0) sb.Append("|");
                sb.Append(towerData.AttackDamage[i]);
            }
            sb.Append('\n');

            sb.Append($"伤害浮动：{towerData.DamageRandomRate:P0}\n");
                
            sb.Append($"攻击方式：{ConvertAttackMethod(towerData.AttackMethodType)}\n");
            
            // BearingComp
            sb.Append("旋转速度：");
            for (int i = 0; i < towerData.RotateSpeed.Length; i++)
            {
                if (i != 0) sb.Append("|");
                sb.Append(towerData.RotateSpeed[i]);
            }
            sb.Append('\n');
            
            sb.Append("攻击范围：");
            for (int i = 0; i < towerData.AttackRange.Length; i++)
            {
                if (i != 0) sb.Append("|");
                sb.Append(towerData.AttackRange[i]);
            }
            sb.Append('\n');
            
            // BaseComp
            sb.Append("攻击速度：");
            for (int i = 0; i < towerData.AttackSpeed.Length; i++)
            {
                if (i != 0) sb.Append("|");
                sb.Append(towerData.AttackSpeed[i]);
            }
            sb.Append('\n');

            sb.Append($"伤害属性：{ConvertAttackProperty(towerData.AttackPropertyType)}\n");
            
            return sb.ToString();
        }

        public static string BuildTowerDesc(
            TowerItemData tower,
            IReadOnlyDictionary<long, MuzzleCompItemData> muzzleMap,
            IReadOnlyDictionary<long, BearingCompItemData> bearingMap,
            IReadOnlyDictionary<long, BaseCompItemData> baseMap)
        {
            if (tower == null)
            {
                return string.Empty;
            }

            StringBuilder sb = new StringBuilder();
            sb.Append(BuildTowerDesc(tower.Stats ?? new TowerStatsData()));
            float enduranceRate = ResolveTowerEnduranceRate(tower, muzzleMap, bearingMap, baseMap);
            sb.AppendLine($"平均耐久: {enduranceRate * 100f:0.#}");
            return sb.ToString();
        }

        public static float ResolveComponentEnduranceRate(TowerCompItemData item)
        {
            if (item == null)
            {
                return 1f;
            }

            return UnityEngine.Mathf.Clamp01(item.Endurance / 100f);
        }

        public static float ResolveTowerEnduranceRate(
            TowerItemData tower,
            IReadOnlyDictionary<long, MuzzleCompItemData> muzzleMap,
            IReadOnlyDictionary<long, BearingCompItemData> bearingMap,
            IReadOnlyDictionary<long, BaseCompItemData> baseMap)
        {
            if (tower == null)
            {
                return 1f;
            }

            float sum = 0f;
            int count = 0;
            if (muzzleMap != null && muzzleMap.TryGetValue(tower.MuzzleComponentInstanceId, out MuzzleCompItemData muzzle))
            {
                sum += ResolveComponentEnduranceRate(muzzle);
                count++;
            }

            if (bearingMap != null && bearingMap.TryGetValue(tower.BearingComponentInstanceId, out BearingCompItemData bearing))
            {
                sum += ResolveComponentEnduranceRate(bearing);
                count++;
            }

            if (baseMap != null && baseMap.TryGetValue(tower.BaseComponentInstanceId, out BaseCompItemData baseComp))
            {
                sum += ResolveComponentEnduranceRate(baseComp);
                count++;
            }

            if (count <= 0)
            {
                return 1f;
            }

            return UnityEngine.Mathf.Clamp01(sum / count);
        }

        public static string BuildMuzzleDesc(MuzzleCompItemData muzzleData)
        {
            StringBuilder sb = new StringBuilder();
            
            sb.Append("攻击伤害：");
            for (int i = 0; i < muzzleData.AttackDamage.Length; i++)
            {
                if (i != 0) sb.Append("|");
                sb.Append(muzzleData.AttackDamage[i]);
            }
            sb.Append('\n');

            sb.AppendLine($"伤害浮动：{muzzleData.DamageRandomRate:P0}");
                
            sb.AppendLine($"攻击方式：{ConvertAttackMethod(muzzleData.AttackMethodType)}");
            
            sb.AppendLine($"当前耐久：{muzzleData.Endurance}");
            
            return sb.ToString();
        }

        public static string BuildBearingDesc(BearingCompItemData bearingData)
        {
            StringBuilder sb = new StringBuilder();

            sb.Append("旋转速度：");
            for (int i = 0; i < bearingData.RotateSpeed.Length; i++)
            {
                if (i != 0) sb.Append("|");
                sb.Append(bearingData.RotateSpeed[i]);
            }
            sb.Append('\n');
            
            sb.Append("攻击范围：");
            for (int i = 0; i < bearingData.AttackRange.Length; i++)
            {
                if (i != 0) sb.Append("|");
                sb.Append(bearingData.AttackRange[i]);
            }
            sb.Append('\n');

            sb.AppendLine($"当前耐久：{bearingData.Endurance}");
            
            return sb.ToString();
        }

        public static string BuildBaseDesc(BaseCompItemData baseData)
        {
            StringBuilder sb = new StringBuilder();

            sb.Append("攻击速度：");
            for (int i = 0; i < baseData.AttackSpeed.Length; i++)
            {
                if (i != 0) sb.Append("|");
                sb.Append(baseData.AttackSpeed[i]);
            }
            sb.Append('\n');

            sb.AppendLine($"伤害属性：{ConvertAttackProperty(baseData.AttackPropertyType)}");

            sb.AppendLine($"当前耐久：{baseData.Endurance}");
            
            return sb.ToString();
        }

        public static string ConvertAttackMethod(AttackMethodType type)
        {
            return type switch
            {
                AttackMethodType.None => "无效",
                AttackMethodType.NormalBullet => "发送子弹",
                AttackMethodType.Range => "范围攻击",
                _ => throw new ArgumentOutOfRangeException(nameof(type), type, null)
            };
        }

        public static string ConvertAttackProperty(AttackPropertyType type)
        {
            return type switch
            {
                AttackPropertyType.None => "无效",
                AttackPropertyType.Physics => "<color=#ffff00ff>物理</color>",    //yellow
                AttackPropertyType.Fire => "<color=#ff0000ff>火</color>",        //red
                AttackPropertyType.Water => "<color=#00ffffff>水/color>",       //cyan
                AttackPropertyType.Earth => "<color=#00ff00ff>自然</color>",      //lime
                AttackPropertyType.Poison => "<color=#008000ff>毒</color>",      //green
                AttackPropertyType.Ice => "<color=#0000a0ff>冰</color>",         //darkblue
                _ => throw new ArgumentOutOfRangeException(nameof(type), type, null)
            };
        }
    }
}