feat: add material crafting recipes to Fabricator

src/lib/game/crafting-fabricator.ts

@@ -4,6 +4,9 @@
 import type { EquipmentCraftingProgress } from './types';
 import type { FabricatorRecipe } from './data/fabricator-recipes';
 import { FABRICATOR_RECIPES } from './data/fabricator-recipes';
+import { useManaStore } from './stores/manaStore';
+import { useCombatStore } from './stores/combatStore';
+import { useUIStore } from './stores/uiStore';
 
 // ─── Lookup ───────────────────────────────────────────────────────────────────
 
@@ -139,3 +142,37 @@ export function makeFabricatorProgress(
     manaSpent: manaCost,
   };
 }
+
+// ─── Material Crafting ──────────────────────────────────────────────────────
+
+export interface CraftMaterialResult {
+  success: boolean;
+  newMaterials: Record<string, number>;
+  newRawMana: number;
+  newElements: Record<string, { current: number; max: number; unlocked: boolean }>;
+  logMessage: string;
+}
+
+export function executeMaterialCraft(
+  recipe: FabricatorRecipe,
+  materials: Record<string, number>,
+): CraftMaterialResult | null {
+  if (recipe.recipeType !== 'material' || !recipe.resultMaterial || !recipe.resultAmount) return null;
+
+  const rawMana = useManaStore.getState().rawMana;
+  const elements = useManaStore.getState().elements;
+
+  const deducted = deductFabricatorMana(recipe, rawMana, elements);
+  if (!deducted) return null;
+
+  const newMaterials = deductMaterials(recipe, materials);
+  newMaterials[recipe.resultMaterial] = (newMaterials[recipe.resultMaterial] || 0) + recipe.resultAmount;
+
+  return {
+    success: true,
+    newMaterials,
+    newRawMana: deducted.rawMana,
+    newElements: deducted.elements,
+    logMessage: `✨ Crafted ${recipe.resultAmount}x ${recipe.name}!`,
+  };
+}