Android build v1.1.5

src/hooks/useSpellSlots.ts

@@ -0,0 +1,38 @@
+import { useMemo } from 'react'
+import type { Spell } from '../game'
+import type { SpellSlot } from '../components/SpellBars'
+import { cooldownRemaining } from '../combat/spellCasting'
+import { useCooldownClock } from './useCooldownClock'
+
+type UseSpellSlotsOptions = {
+  spells: readonly Spell[]
+  cooldowns: Record<string, number>
+  active: boolean
+  cost: (spell: Spell) => number
+  abilitySlots?: readonly (number | null)[]
+}
+
+export function useSpellSlots({
+  spells,
+  cooldowns,
+  active,
+  cost,
+  abilitySlots,
+}: UseSpellSlotsOptions) {
+  const now = useCooldownClock(cooldowns, active)
+
+  return useMemo<SpellSlot[]>(() => {
+    const slotCount = abilitySlots?.length ?? spells.length
+    return Array.from({ length: slotCount }, (_, slotIndex) => {
+      if (abilitySlots && !abilitySlots[slotIndex]) return null
+      const spell = spells[slotIndex]
+      if (!spell) return null
+      return {
+        ...spell,
+        cost: cost(spell),
+        slotIndex,
+        remaining: cooldownRemaining(cooldowns, spell.id, now),
+      }
+    })
+  }, [abilitySlots, cooldowns, cost, now, spells])
+}