export type ValueMetricsTypeSummary = {
  key: string
  label: string
  totalCount: number
  reusedCount: number
  reuseRate: number | null
}

export type ValueMetricsMaterial = {
  id: string
  title: string
  materialType: string
  authorName: string
  createdAt: string
  downloadCount: number
  categoryName: string
  sceneName: string
  platformName: string
}

export type ValueMetricsInsights = {
  types: ValueMetricsTypeSummary[]
  selectedType: string | null
  selectedTypeSummary: ValueMetricsTypeSummary | null
  materials: ValueMetricsMaterial[]
  materialsTotal: number
  hasMore: boolean
  summary: {
    totalAssets: number
    reusedAssets: number
    reuseRate: number | null
  }
}

export function calculateReuseRate(reusedCount: number, totalCount: number): number | null {
  if (totalCount <= 0) return null
  return Number(((reusedCount / totalCount) * 100).toFixed(1))
}