为 RepoForm 添加出售功能，ShopNode 只承载玩家购买组件的逻辑

2026-03-16 17:52:23 +08:00
parent dc2aa59d58
commit 2e54acbc85
33 changed files with 3198 additions and 91 deletions
@@ -0,0 +1,122 @@
+using System;
+using System.Collections.Generic;
+using GameFramework.DataTable;
+using GeometryTD.DataTable;
+using GeometryTD.Definition;
+using UnityEngine;
+using Random = System.Random;
+
+namespace GeometryTD.CustomUtility
+{
+    public static class ShopPriceRuleService
+    {
+        public static int ResolveRandomBuyPrice(IReadOnlyList<DRShopPrice> shopPriceRows, RarityType rarity, Random random)
+        {
+            if (!TryFindPriceRow(shopPriceRows, rarity, out DRShopPrice row) || row == null)
+            {
+                return 0;
+            }
+
+            int min = Mathf.Max(0, row.MinPrice);
+            int max = Mathf.Max(min, row.MaxPrice);
+            return random != null ? random.Next(min, max + 1) : min;
+        }
+
+        public static int ResolveComponentSalePrice(TowerCompItemData component, IDataTable<DRShopPrice> shopPriceTable = null)
+        {
+            if (component == null)
+            {
+                return 0;
+            }
+
+            return ResolveBasePrice(component.Rarity, shopPriceTable);
+        }
+
+        public static bool TryResolveTowerSalePrice(
+            TowerItemData tower,
+            BackpackInventoryData inventory,
+            out int price,
+            IDataTable<DRShopPrice> shopPriceTable = null)
+        {
+            price = 0;
+            if (tower == null || inventory == null)
+            {
+                return false;
+            }
+
+            if (!TryGetComponentById(inventory.MuzzleComponents, tower.MuzzleComponentInstanceId, out MuzzleCompItemData muzzleComp) ||
+                !TryGetComponentById(inventory.BearingComponents, tower.BearingComponentInstanceId, out BearingCompItemData bearingComp) ||
+                !TryGetComponentById(inventory.BaseComponents, tower.BaseComponentInstanceId, out BaseCompItemData baseComp))
+            {
+                return false;
+            }
+
+            price = ResolveComponentSalePrice(muzzleComp, shopPriceTable) +
+                    ResolveComponentSalePrice(bearingComp, shopPriceTable) +
+                    ResolveComponentSalePrice(baseComp, shopPriceTable);
+            return price > 0;
+        }
+
+        public static int ResolveBasePrice(RarityType rarity, IDataTable<DRShopPrice> shopPriceTable = null)
+        {
+            IDataTable<DRShopPrice> resolvedTable = shopPriceTable ?? GameEntry.DataTable.GetDataTable<DRShopPrice>();
+            if (resolvedTable == null)
+            {
+                return 0;
+            }
+
+            DRShopPrice[] rows = resolvedTable.GetAllDataRows();
+            if (!TryFindPriceRow(rows, rarity, out DRShopPrice row) || row == null)
+            {
+                return 0;
+            }
+
+            int min = Mathf.Max(0, row.MinPrice);
+            int max = Mathf.Max(min, row.MaxPrice);
+            return Mathf.RoundToInt((min + max) * 0.5f);
+        }
+
+        private static bool TryFindPriceRow(IReadOnlyList<DRShopPrice> rows, RarityType rarity, out DRShopPrice result)
+        {
+            result = null;
+            if (rows == null)
+            {
+                return false;
+            }
+
+            for (int i = 0; i < rows.Count; i++)
+            {
+                DRShopPrice row = rows[i];
+                if (row != null && row.Rarity == rarity)
+                {
+                    result = row;
+                    return true;
+                }
+            }
+
+            return false;
+        }
+
+        private static bool TryGetComponentById<TComp>(IReadOnlyList<TComp> components, long instanceId, out TComp result)
+            where TComp : TowerCompItemData
+        {
+            result = null;
+            if (components == null || instanceId <= 0)
+            {
+                return false;
+            }
+
+            for (int i = 0; i < components.Count; i++)
+            {
+                TComp component = components[i];
+                if (component != null && component.InstanceId == instanceId)
+                {
+                    result = component;
+                    return true;
+                }
+            }
+
+            return false;
+        }
+    }
+}
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