/**
 * C 端主播 API 客户端：与后端 MongoDB 一致，头像用 getStreamerAvatarUrl 统一展示
 */

export interface AppStreamer {
  id: string
  name: string
  title?: string
  game?: string
  gameId?: number
  avatar?: string | null
  coverImage?: string | null
  isLive?: boolean
  fans?: number
  hotValue?: number
  tags?: string[]
  intro?: string
  [k: string]: unknown
}

async function fetchJson<T>(url: string): Promise<{ success: boolean; data?: T; message?: string }> {
  const res = await fetch(url, { cache: "no-store" })
  const json = await res.json().catch(() => ({}))
  if (!res.ok) return { success: false, message: (json as { message?: string }).message ?? res.statusText }
  return json as { success: boolean; data?: T; message?: string }
}

/** C 端获取主播列表（与后台数据一致） */
export async function getStreamersForApp(): Promise<AppStreamer[]> {
  const r = await fetchJson<AppStreamer[]>("/api/streamers")
  if (!r.success || !r.data) return []
  return Array.isArray(r.data) ? r.data : []
}

/** C 端获取单条主播（与后台数据一致） */
export async function getStreamerById(id: string): Promise<AppStreamer | null> {
  const r = await fetchJson<AppStreamer>(`/api/streamers/${id}`)
  return r.success && r.data ? r.data : null
}