using System.Collections.Generic;

namespace Models;

/// <summary>
/// 装备/设施定义（通用 + 学科专用）
/// 设计说明：
/// 1) Facility 与 Equipment 统一为 ItemDefinition，不同类别通过枚举区分。
/// 2) 效果使用 ModifierBundle + RuleIds 组合，便于特殊规则注入。
/// 注意事项：
/// - Placement/Slot 为 UI 与摆放系统提供约束，不做逻辑判断。
/// 未来扩展：
/// - 可加入“耐久度/维护成本/占地大小”等字段。
/// </summary>
public enum ItemCategory
{
	Facility,
	Equipment,
	Consumable
}

public enum FacilityPlacement
{
	Lab,
	ServerRoom,
	Admin,
	Library,
	RestArea,
	Field,
	Global
}

public enum EquipmentSlot
{
	Tool,
	Accessory,
	Body,
	Head,
	Hand
}

public sealed class ItemDefinition
{
	public DefinitionHeader Header { get; set; } = new();
	public ItemCategory Category { get; set; }
	public string DisciplineId { get; set; }
	public FacilityPlacement Placement { get; set; }
	public EquipmentSlot Slot { get; set; }
	public ItemEffect Effect { get; set; } = new();
	public bool IsUnique { get; set; }
	public int MaxStack { get; set; } = 1;
}

public sealed class ItemEffect
{
	public ModifierBundle Modifiers { get; set; } = new();
	public List<string> RuleIds { get; } = new();
}