buildpath/frontend/types/api.ts

declare global {
  /**
   * Item tags derived from purchase patterns
   */
  type ItemTag = 'ahead' | 'behind' | 'region_euw' | 'region_eun' | 'region_na' | 'region_kr'

  /**
   * Represents an item in the build tree
   */
  interface ItemTree {
    count: number
    data: number
    children: ItemTree[]
    tags: ItemTag[]
  }

  /**
   * Represents a complete build with runes and items
   */
  interface Build {
    runeKeystone: number
    runes: Rune[]
    items: ItemTree
    bootsFirst: number
    count: number
    boots: Array<{ count: number; data: number }>
    suppItems: Array<{ count: number; data: number }>
    startItems: Array<{ count: number; data: number }>
    pickrate: number
    firstBacks?: FirstBackGroup[]
  }

  /**
   * Represents champion build information (array of builds)
   */
  type Builds = Array<Build>

  /**
   * Represents a rune configuration
   */
  interface Rune {
    count: number
    primaryStyle: number
    secondaryStyle: number
    selections: number[]
    pickrate: number
  }

  /**
   * Represents counter data for a champion
   */
  interface MatchupData {
    championId: number
    winrate: number
    games: number
    championName: string
    championAlias: string
  }

  /**
   * Represents an item in a first back item set
   */
  interface FirstBackItemSetEntry {
    itemId: number
    count: number
  }

  /**
   * Represents an item set (combination of items)
   */
  interface ItemSet {
    items: FirstBackItemSetEntry[]
    totalGold: number
  }

  /**
   * Represents a grouped first back by item set
   */
  interface FirstBackGroup {
    itemSet: ItemSet
    count: number
    pickrate: number
    avgTimestamp: number
  }

  /**
   * Represents lane-specific champion data
   */
  interface LaneData {
    data: string
    count: number
    winningMatches: number
    losingMatches: number
    winrate: number
    pickrate: number
    builds?: Builds
    summonerSpells: Array<{ id: number; count: number; pickrate: number }>
    matchups?: MatchupData[]
  }

  /**
   * Represents complete champion data
   */
  interface ChampionData {
    id: number
    name: string
    alias: string
    gameCount: number
    winrate: number
    pickrate: number
    lanes: LaneData[]
  }

  /**
   * Champion summary from CDragon
   */
  interface ChampionSummary {
    id: number
    name: string
    alias: string
    squarePortraitPath: string
    // Add other relevant fields as needed
  }
}

export {}