68 lines
2.4 KiB
C#
68 lines
2.4 KiB
C#
using System;
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using System.Reflection;
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using Terraria;
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using Terraria.ID;
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using Terraria.ModLoader;
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/**
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* <summary>Class <c>ItemUtils</c> provides several static methods to simplify items </summary>
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*/
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namespace Decimation.Core.Util
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{
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public class ItemUtils
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{
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private static readonly Mod Mod = References.mod;
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/**
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* <summary>Returns the identifier of an entity.</summary>
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*/
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public static int GetIdFromName(string name, Type entityType, bool isVanilla)
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{
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return isVanilla
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? GetVanillaEntityIdFromName(name, entityType)
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: GetModdedEntityIdFromName(name, entityType);
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}
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/**
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* <summary>Returns the identifier of a modded entity from its name.</summary>
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*/
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public static int GetModdedEntityIdFromName(string name, Type entityType)
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{
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int id = int.MinValue;
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if (entityType == typeof(Item))
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id = Mod.ItemType(name);
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else if (entityType == typeof(Projectile))
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id = Mod.ProjectileType(name);
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else if (entityType == typeof(NPC)) id = Mod.NPCType(name);
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if (id == int.MinValue)
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throw new ArgumentException($"No entity of type {entityType.Name} found with the name '{name}'");
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return id;
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}
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/**
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* <summary>Returns the identifier of a vanilla entity from its name in an ID class using reflection.</summary>
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*/
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public static int GetVanillaEntityIdFromName(string name, Type entityType)
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{
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// Get which ID class to use
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Type idType;
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if (entityType == typeof(Item))
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idType = typeof(ItemID);
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else if (entityType == typeof(Projectile))
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idType = typeof(ProjectileID);
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else if (entityType == typeof(NPCID))
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idType = typeof(NPCID);
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else
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throw new ArgumentException($"There is no entity of type ${entityType.Name}");
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// Gets the field in the ID class and check if it's valid
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FieldInfo correspondingItemField = idType.GetField(name);
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if (correspondingItemField == null || correspondingItemField.FieldType != typeof(short))
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throw new ArgumentException($"No entity of type {entityType.Name} found with the name '{name}'");
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return (short) correspondingItemField.GetValue(null);
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}
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}
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} |