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Extract validator services out of InventoryController for drop/equip …
…of items
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,10 @@ | ||
| namespace EOLib.Domain.Item | ||
| { | ||
| public enum ItemDropResult | ||
| { | ||
| Ok, | ||
| Lore, | ||
| Jail, | ||
| TooFar | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,48 @@ | ||
| using AutomaticTypeMapper; | ||
| using EOLib.Domain.Character; | ||
| using EOLib.Domain.Map; | ||
| using EOLib.IO; | ||
| using EOLib.IO.Repositories; | ||
| using System; | ||
|
|
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| namespace EOLib.Domain.Item | ||
| { | ||
| [AutoMappedType] | ||
| public class ItemDropValidator : IItemDropValidator | ||
| { | ||
| private readonly IEIFFileProvider _eifFileProvider; | ||
| private readonly ICurrentMapStateProvider _currentMapStateProvider; | ||
|
|
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| public ItemDropValidator(IEIFFileProvider eifFileProvider, | ||
| ICurrentMapStateProvider currentMapStateProvider) | ||
| { | ||
| _eifFileProvider = eifFileProvider; | ||
| _currentMapStateProvider = currentMapStateProvider; | ||
| } | ||
|
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| public ItemDropResult ValidateItemDrop(ICharacter mainCharacter, IInventoryItem item, MapCoordinate dropPoint) | ||
| { | ||
| if (item.ItemID <= 0) | ||
| throw new ArgumentException("Item ID is invalid", nameof(item)); | ||
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| var itemData = _eifFileProvider.EIFFile[item.ItemID]; | ||
|
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| if (itemData.Special == ItemSpecial.Lore) | ||
| return ItemDropResult.Lore; | ||
|
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| if (_currentMapStateProvider.JailMapID == _currentMapStateProvider.CurrentMapID) | ||
| return ItemDropResult.Jail; | ||
|
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| var rp = mainCharacter.RenderProperties; | ||
| if (Math.Max(Math.Abs(rp.MapX - dropPoint.X), Math.Abs(rp.MapY - dropPoint.Y)) > 2) | ||
| return ItemDropResult.TooFar; | ||
|
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| return ItemDropResult.Ok; | ||
| } | ||
| } | ||
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| public interface IItemDropValidator | ||
| { | ||
| ItemDropResult ValidateItemDrop(ICharacter mainCharacter, IInventoryItem item, MapCoordinate dropPoint); | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,12 @@ | ||
| namespace EOLib.Domain.Item | ||
| { | ||
| public enum ItemEquipResult | ||
| { | ||
| Ok, | ||
| AlreadyEquipped, | ||
| WrongGender, | ||
| StatRequirementNotMet, | ||
| ClassRequirementNotMet, | ||
| NotEquippable | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,85 @@ | ||
| using AutomaticTypeMapper; | ||
| using EOLib.Domain.Character; | ||
| using EOLib.IO; | ||
| using EOLib.IO.Extensions; | ||
| using EOLib.IO.Pub; | ||
| using EOLib.IO.Repositories; | ||
| using System.Linq; | ||
|
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| namespace EOLib.Domain.Item | ||
| { | ||
| [AutoMappedType] | ||
| public class ItemEquipValidator : IItemEquipValidator | ||
| { | ||
| private readonly IECFFileProvider _ecfFileProvider; | ||
| private readonly IPaperdollProvider _paperdollProvider; | ||
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| public ItemEquipValidator(IECFFileProvider ecfFileProvider, | ||
| IPaperdollProvider paperdollProvider) | ||
| { | ||
| _ecfFileProvider = ecfFileProvider; | ||
| _paperdollProvider = paperdollProvider; | ||
| } | ||
|
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| public (ItemEquipResult, string, bool) ValidateItemEquip(ICharacter c, EIFRecord itemData) | ||
| { | ||
| if (!_paperdollProvider.VisibleCharacterPaperdolls.ContainsKey(c.ID)) | ||
| { | ||
| // emulate client login bug: when the paperdoll doesn't exist, show an "already equipped" message | ||
| // see: https://eoserv.net/bugs/view_bug/441 | ||
| return (ItemEquipResult.AlreadyEquipped, string.Empty, false); | ||
| } | ||
|
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| var paperdoll = _paperdollProvider.VisibleCharacterPaperdolls[c.ID].Paperdoll; | ||
| var equipLocation = itemData.GetEquipLocation(); | ||
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| var isAlternateEquipLocation = false; | ||
|
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| switch (itemData.Type) | ||
| { | ||
| case ItemType.Armlet: | ||
| case ItemType.Bracer: | ||
| case ItemType.Ring: | ||
| if (paperdoll[equipLocation] != 0) | ||
| { | ||
| isAlternateEquipLocation = true; | ||
| if (paperdoll[equipLocation + 1] != 0) | ||
| return (ItemEquipResult.AlreadyEquipped, string.Empty, false); | ||
| } | ||
| break; | ||
| case ItemType.Armor: | ||
| if (c.RenderProperties.Gender != itemData.Gender) | ||
| return (ItemEquipResult.WrongGender, string.Empty, false); | ||
| break; | ||
| } | ||
|
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| var reqs = new int[6]; | ||
| var reqNames = new[] { "STR", "INT", "WIS", "AGI", "CON", "CHA" }; | ||
| if ((reqs[0] = itemData.StrReq) > c.Stats[CharacterStat.Strength] || (reqs[1] = itemData.IntReq) > c.Stats[CharacterStat.Intelligence] | ||
| || (reqs[2] = itemData.WisReq) > c.Stats[CharacterStat.Wisdom] || (reqs[3] = itemData.AgiReq) > c.Stats[CharacterStat.Agility] | ||
| || (reqs[4] = itemData.ConReq) > c.Stats[CharacterStat.Constituion] || (reqs[5] = itemData.ChaReq) > c.Stats[CharacterStat.Charisma]) | ||
| { | ||
| var req = reqs.Select((i, n) => new { Req = n, Ndx = i }).First(x => x.Req > 0); | ||
| return (ItemEquipResult.StatRequirementNotMet, $" {reqs[req.Ndx]} {reqNames[req.Ndx]}", isAlternateEquipLocation); | ||
| } | ||
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| if (itemData.ClassReq > 0 && itemData.ClassReq != c.ClassID) | ||
| { | ||
| return (ItemEquipResult.ClassRequirementNotMet, _ecfFileProvider.ECFFile[itemData.ClassReq].Name, isAlternateEquipLocation); | ||
| } | ||
|
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| if (paperdoll[equipLocation] != 0 && !isAlternateEquipLocation) | ||
| { | ||
| return (ItemEquipResult.AlreadyEquipped, string.Empty, isAlternateEquipLocation); | ||
| } | ||
|
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| return (ItemEquipResult.Ok, string.Empty, isAlternateEquipLocation); | ||
| } | ||
| } | ||
|
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| public interface IItemEquipValidator | ||
| { | ||
| (ItemEquipResult Result, string Detail, bool IsAlternateEquipLocation) ValidateItemEquip(ICharacter mainCharacter, EIFRecord itemData); | ||
| } | ||
| } |
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