fix: SLOT_NAMES export and refactor: split crafting-slice.ts into modules

src/lib/game/crafting-utils.ts

@@ -0,0 +1,159 @@
+// ─── Crafting Helper Utilities ─────────────────────────────────────────────────
+// Instance/ID generation and helper functions extracted from crafting-slice.ts
+
+import type { EquipmentInstance, EnchantmentDesign, DesignEffect } from './types';
+import { EQUIPMENT_TYPES, type EquipmentCategory, type EquipmentSlot } from './data/equipment';
+import { ENCHANTMENT_EFFECTS, calculateEffectCapacityCost } from './data/enchantment-effects';
+import { CRAFTING_RECIPES, canCraftRecipe, type CraftingRecipe } from './data/crafting-recipes';
+
+// ─── Instance/ID Generation ──────────────────────────────────────────────────
+
+export function generateInstanceId(): string {
+  return `equip_${Date.now()}_${Math.random().toString(36).substr(2, 9)}`;
+}
+
+export function generateDesignId(): string {
+  return `design_${Date.now()}`;
+}
+
+// ─── Equipment Category & Type Helpers ───────────────────────────────────────
+
+export function getEquipmentCategory(typeId: string): EquipmentCategory | null {
+  const type = EQUIPMENT_TYPES[typeId];
+  return type?.category || null;
+}
+
+export function getEquipmentType(typeId: string) {
+  return EQUIPMENT_TYPES[typeId] || null;
+}
+
+// ─── Capacity Calculation Helpers ────────────────────────────────────────────
+
+export function calculateDesignCapacityCost(effects: DesignEffect[], efficiencyBonus: number = 0): number {
+  return effects.reduce((total, eff) => total + calculateEffectCapacityCost(eff.effectId, eff.stacks, efficiencyBonus), 0);
+}
+
+export function getAvailableCapacity(instance: EquipmentInstance): number {
+  return instance.totalCapacity - instance.usedCapacity;
+}
+
+export function designFitsInEquipment(design: EnchantmentDesign, instance: EquipmentInstance): boolean {
+  return instance.usedCapacity + design.totalCapacityUsed <= instance.totalCapacity;
+}
+
+// ─── Time Calculation Helpers ────────────────────────────────────────────────
+
+export function calculateDesignTime(effects: DesignEffect[]): number {
+  let time = 1;
+  for (const eff of effects) {
+    const effectDef = ENCHANTMENT_EFFECTS[eff.effectId];
+    if (effectDef) {
+      time += 0.5 * eff.stacks;
+    }
+  }
+  return time;
+}
+
+export function calculatePrepTime(equipmentCapacity: number): number {
+  return 2 + Math.floor(equipmentCapacity / 50);
+}
+
+export function calculateApplicationTime(design: EnchantmentDesign): number {
+  return 2 + design.effects.reduce((total, eff) => total + eff.stacks, 0);
+}
+
+// ─── Mana Cost Calculation Helpers ───────────────────────────────────────────
+
+export function calculatePrepManaCost(equipmentCapacity: number): number {
+  return equipmentCapacity * 10;
+}
+
+export function calculateApplicationManaPerHour(design: EnchantmentDesign): number {
+  return 20 + design.effects.reduce((total, eff) => total + eff.stacks * 5, 0);
+}
+
+export function calculateManaPerHourForPrep(equipmentCapacity: number, prepTime: number): number {
+  return calculatePrepManaCost(equipmentCapacity) / prepTime;
+}
+
+// ─── Recipe & Crafting Helpers ───────────────────────────────────────────────
+
+export function checkRecipeMaterials(
+  recipe: CraftingRecipe,
+  materials: Record<string, number>
+): { canCraft: boolean; missingMaterials: Record<string, number> } {
+  const missingMaterials: Record<string, number> = {};
+  let canCraft = true;
+
+  for (const [matId, amount] of Object.entries(recipe.materials)) {
+    const have = materials[matId] || 0;
+    if (have < amount) {
+      missingMaterials[matId] = amount - have;
+      canCraft = false;
+    }
+  }
+
+  return { canCraft, missingMaterials };
+}
+
+export function deductRecipeMaterials(
+  recipe: CraftingRecipe,
+  materials: Record<string, number>
+): Record<string, number> {
+  const newMaterials = { ...materials };
+  for (const [matId, amount] of Object.entries(recipe.materials)) {
+    newMaterials[matId] = (newMaterials[matId] || 0) - amount;
+    if (newMaterials[matId] <= 0) {
+      delete newMaterials[matId];
+    }
+  }
+  return newMaterials;
+}
+
+export function refundCraftMaterials(recipe: CraftingRecipe, refundRate: number = 0.5): Record<string, number> {
+  const refunds: Record<string, number> = {};
+  for (const [matId, amount] of Object.entries(recipe.materials)) {
+    refunds[matId] = Math.floor(amount * refundRate);
+  }
+  return refunds;
+}
+
+// ─── Validation Helpers ──────────────────────────────────────────────────────
+
+export function canEquipInSlot(
+  instance: EquipmentInstance,
+  slot: EquipmentSlot,
+  currentlyEquipped: Record<EquipmentSlot, string | null>
+): boolean {
+  const type = EQUIPMENT_TYPES[instance.typeId];
+  if (!type) return false;
+
+  const validSlots = type.category === 'accessory'
+    ? ['accessory1', 'accessory2']
+    : [type.slot];
+
+  if (!validSlots.includes(slot)) return false;
+  if (currentlyEquipped[slot] === instance.instanceId) return true;
+
+  const isTwoHanded = type.twoHanded === true;
+
+  if (isTwoHanded) {
+    if (currentlyEquipped.mainHand || currentlyEquipped.offHand) {
+      return false;
+    }
+    if (slot !== 'mainHand') return false;
+  }
+
+  if (slot === 'offHand' && currentlyEquipped.mainHand) {
+    const mainHandType = EQUIPMENT_TYPES[currentlyEquipped.mainHand];
+    if (mainHandType?.twoHanded) {
+      return false;
+    }
+  }
+
+  return true;
+}
+
+export function isTwoHanded(typeId: string): boolean {
+  return EQUIPMENT_TYPES[typeId]?.twoHanded === true;
+}