redeem link + completing task + play sound

lib/types.ts

@@ -20,6 +20,7 @@ export type WishlistItemType = {
   coinCost: number
   archived?: boolean // mark the wishlist item as archived
   targetCompletions?: number // Optional field, infinity when unset
+  link?: string // Optional URL to external resource
 }
 
 export type TransactionType = 'HABIT_COMPLETION' | 'HABIT_UNDO' | 'WISH_REDEMPTION' | 'MANUAL_ADJUSTMENT' | 'TASK_COMPLETION' | 'TASK_UNDO';

lib/utils.ts

@@ -279,3 +279,11 @@ export function getHabitFreq(habit: Habit): Freq {
     default: throw new Error(`Invalid frequency: ${freq}`)
   }
 }
+
+// play sound (client side only, must be run in browser)
+export const playSound = (soundPath: string = '/sounds/timer-end.wav') => {
+  const audio = new Audio(soundPath)
+  audio.play().catch(error => {
+    console.error('Error playing sound:', error)
+  })
+}