import type {
  PublicGalleryResponse,
  PublicFlowDetail,
  PublicScriptDetail,
  GalleryCategory,
} from '@/types/public-templates'

const API_URL = import.meta.env.VITE_API_URL || 'http://localhost:8000'

export const publicTemplatesApi = {
  async listGallery(params?: {
    category?: string
    type?: string
    sort?: string
    page?: number
    per_page?: number
  }): Promise<PublicGalleryResponse> {
    const searchParams = new URLSearchParams()
    if (params?.category) searchParams.set('category', params.category)
    if (params?.type) searchParams.set('type', params.type)
    if (params?.sort) searchParams.set('sort', params.sort)
    if (params?.page) searchParams.set('page', String(params.page))
    if (params?.per_page) searchParams.set('per_page', String(params.per_page))
    const qs = searchParams.toString()
    const response = await fetch(`${API_URL}/api/v1/public/templates${qs ? `?${qs}` : ''}`)
    if (!response.ok) throw new Error('Failed to load gallery')
    return response.json()
  },

  async getFlowDetail(id: string): Promise<PublicFlowDetail> {
    const response = await fetch(`${API_URL}/api/v1/public/templates/flows/${id}`)
    if (!response.ok) throw new Error('Failed to load flow detail')
    return response.json()
  },

  async getScriptDetail(id: string): Promise<PublicScriptDetail> {
    const response = await fetch(`${API_URL}/api/v1/public/templates/scripts/${id}`)
    if (!response.ok) throw new Error('Failed to load script detail')
    return response.json()
  },

  async listCategories(): Promise<GalleryCategory[]> {
    const response = await fetch(`${API_URL}/api/v1/public/templates/categories`)
    if (!response.ok) throw new Error('Failed to load categories')
    return response.json()
  },

  async search(q: string): Promise<PublicGalleryResponse> {
    const searchParams = new URLSearchParams({ q })
    const response = await fetch(`${API_URL}/api/v1/public/templates/search?${searchParams}`)
    if (!response.ok) throw new Error('Search failed')
    return response.json()
  },
}