fix: Bug fixes #218 #222 #220 #223 #215 #216 - attunement free mana, transference circular ref, guardian defeat tracking, discipline negative mana, guardian data, crafting refunds

src/lib/game/crafting-equipment.ts

@@ -124,11 +124,20 @@ export interface CraftingCancelResult {
   logMessage: string;
 }
 
-export function cancelEquipmentCrafting(blueprintId: string, manaSpent: number): CraftingCancelResult {
+export function cancelEquipmentCrafting(blueprintId: string, manaSpent: number, currentProgress?: number, requiredProgress?: number): CraftingCancelResult {
   const recipe = CRAFTING_RECIPES[blueprintId];
   if (!recipe) return { manaRefund: 0, logMessage: 'Invalid crafting recipe.' };
 
-  const manaRefund = Math.floor(manaSpent * MANA_REFUND_RATE);
+  // Refund proportional to remaining progress: unspent portion + half of spent portion
+  let refundRate: number;
+  if (currentProgress !== undefined && requiredProgress && requiredProgress > 0) {
+    const remainingFraction = Math.max(0, (requiredProgress - currentProgress) / requiredProgress);
+    // Full refund for unspent progress, flat 50% for spent progress
+    refundRate = remainingFraction + (1 - remainingFraction) * MANA_REFUND_RATE;
+  } else {
+    refundRate = MANA_REFUND_RATE;
+  }
+  const manaRefund = Math.floor(manaSpent * refundRate);
   return { manaRefund, logMessage: `🚫 Equipment crafting cancelled. Refunded ${manaRefund} mana.` };
 }