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

src/lib/game/crafting-prep.ts

@@ -0,0 +1,140 @@
+// ─── Crafting Preparation System ────────────────────────────────────────────
+// Preparation system functions extracted from crafting-slice.ts
+
+import type { EquipmentInstance, PreparationProgress } from './types';
+import { calculatePrepTime, calculatePrepManaCost, calculateManaPerHourForPrep } from './crafting-utils';
+
+// ─── Preparation Validation ─────────────────────────────────────────────────
+
+// Check if an equipment instance can be prepared
+export function canPrepareEquipment(
+  instance: EquipmentInstance | undefined,
+  currentTags: string[]
+): { canPrepare: boolean; reason?: string } {
+  if (!instance) {
+    return { canPrepare: false, reason: 'Equipment instance not found' };
+  }
+
+  if (currentTags.includes('Ready for Enchantment')) {
+    return { canPrepare: false, reason: 'Equipment is already prepared for enchanting' };
+  }
+
+  return { canPrepare: true };
+}
+
+// Calculate preparation resource costs
+export interface PreparationCosts {
+  time: number;
+  manaTotal: number;
+  manaPerHour: number;
+  manaPerTick: number;
+}
+
+export function calculatePreparationCosts(totalCapacity: number): PreparationCosts {
+  const time = calculatePrepTime(totalCapacity);
+  const manaTotal = calculatePrepManaCost(totalCapacity);
+  const manaPerHour = calculateManaPerHourForPrep(totalCapacity, time);
+  const manaPerTick = manaPerHour * 0.04; // HOURS_PER_TICK
+
+  return { time, manaTotal, manaPerHour, manaPerTick };
+}
+
+// ─── Preparation Progress ───────────────────────────────────────────────────
+
+// Initialize preparation progress
+export function initializePreparationProgress(
+  equipmentInstanceId: string,
+  totalCapacity: number,
+  manaCostPaid: number = 0
+): PreparationProgress {
+  const costs = calculatePreparationCosts(totalCapacity);
+
+  return {
+    equipmentInstanceId,
+    progress: 0,
+    required: costs.time,
+    manaCostPaid,
+  };
+}
+
+// Calculate updated preparation progress after a tick
+export interface PreparationTickResult {
+  progress: number;
+  manaCostPaid: number;
+  manaConsumed: number;
+  isComplete: boolean;
+}
+
+export function calculatePreparationTick(
+  currentProgress: number,
+  required: number,
+  manaPerTick: number
+): PreparationTickResult {
+  const progress = currentProgress + 0.04; // HOURS_PER_TICK
+  const manaConsumed = manaPerTick;
+  const manaCostPaid = manaPerTick; // Accumulated
+
+  return {
+    progress,
+    manaCostPaid,
+    manaConsumed,
+    isComplete: progress >= required,
+  };
+}
+
+// ─── Preparation Completion ─────────────────────────────────────────────────
+
+// Apply preparation completion to equipment instance
+export function completePreparation(
+  instance: EquipmentInstance,
+  manaSpent: number
+): {
+  updatedInstance: EquipmentInstance;
+  manaRecovered: number;
+  logMessage: string;
+} {
+  // Calculate mana recovery from disenchanting (disenchanting skill removed - Bug 13)
+  const disenchantLevel = 0;
+  const recoveryRate = 0.1 + disenchantLevel * 0.2; // 10% base + 20% per level
+
+  let totalRecovered = 0;
+  for (const ench of instance.enchantments) {
+    totalRecovered += Math.floor(ench.actualCost * recoveryRate);
+  }
+
+  const updatedInstance: EquipmentInstance = {
+    ...instance,
+    enchantments: [],
+    usedCapacity: 0,
+    rarity: 'common',
+    tags: [...(instance.tags || []), 'Ready for Enchantment'],
+  };
+
+  return {
+    updatedInstance,
+    manaRecovered: totalRecovered,
+    logMessage: `✅ Equipment prepared for enchanting! Recovered ${totalRecovered} mana.`,
+  };
+}
+
+// Cancel preparation (no resource recovery for preparation itself)
+export function cancelPreparation() {
+  return {
+    logMessage: 'Preparation cancelled.',
+  };
+}
+
+// ─── Preparation State Calculations ─────────────────────────────────────────
+
+export function getPreparationManaCostForTick(instance: EquipmentInstance): number {
+  const costs = calculatePreparationCosts(instance.totalCapacity);
+  return costs.manaPerTick;
+}
+
+export function getPreparationRemainingTime(currentProgress: number, required: number): number {
+  return Math.max(0, required - currentProgress);
+}
+
+export function getPreparationCompletionPercent(currentProgress: number, required: number): number {
+  return Math.min(100, Math.floor((currentProgress / required) * 100));
+}