import {z} from 'zod'

export type GetApiApiAiModelsVideoGenerationOptions = {baseUrl?: string | undefined, fetch?: typeof fetch | undefined};

export const getApiApiAiModelsVideoGenerationResponse = z.object({data: z.array(z.object({name: z.string().optional(), label: z.string().optional(), description: z.string().optional(), tags: z.array(z.string()).optional(), creditsScope: z.enum(["general", "seedance"]).optional(), modes: z.array(z.enum(["text2video", "image2video", "flf2video", "multi-image2video", "multi-ref", "video2video"])).optional(), resolutions: z.array(z.string()).optional(), durations: z.array(z.number().int()).optional(), maxInputImages: z.number().int().optional(), inputConstraints: z.object({images: z.object({maxCount: z.number().int().optional()}).optional(), videos: z.object({maxCount: z.number().int().optional(), formats: z.array(z.string()).optional(), minDuration: z.number().optional(), maxDuration: z.number().optional(), maxTotalDuration: z.number().optional(), maxSizeMb: z.number().optional(), minAspectRatio: z.number().optional(), maxAspectRatio: z.number().optional(), minWidth: z.number().int().optional(), maxWidth: z.number().int().optional(), minPixels: z.number().int().optional(), maxPixels: z.number().int().optional(), minFps: z.number().optional(), maxFps: z.number().optional()}).optional(), audios: z.object({maxCount: z.number().int().optional(), formats: z.array(z.string()).optional(), minDuration: z.number().optional(), maxDuration: z.number().optional(), maxTotalDuration: z.number().optional(), maxSizeMb: z.number().optional()}).optional()}).optional(), aspectRatios: z.array(z.string()).optional(), defaults: z.object({resolution: z.string().optional(), aspectRatio: z.string().optional(), duration: z.number().int().optional()}).optional(), pricing: z.array(z.object({resolution: z.string().optional(), mode: z.string().optional(), duration: z.number().int().optional(), price: z.number().optional(), originPrice: z.number().optional()})).optional()})).optional(), code: z.number().int().optional(), message: z.string().optional(), requestId: z.string().optional(), timestamp: z.number().int().optional()});

export const validateResponse = async <Output>(
  schema: {
    readonly '~standard': {
      readonly validate: (value: unknown) => ({ readonly value: Output; readonly issues?: undefined } | { readonly issues: ReadonlyArray<{ readonly message: string; readonly path?: ReadonlyArray<PropertyKey | { readonly key: PropertyKey }> | undefined }> }) | Promise<{ readonly value: Output; readonly issues?: undefined } | { readonly issues: ReadonlyArray<{ readonly message: string; readonly path?: ReadonlyArray<PropertyKey | { readonly key: PropertyKey }> | undefined }> }>
    }
  },
  value: unknown
): Promise<Output> => {
  const result = await schema['~standard'].validate(value)

  if (result.issues !== undefined) {
    const detail = result.issues
      .map(({ message, path }) =>
        path?.length
          ? `${path.map((segment) => String(typeof segment === 'object' ? segment.key : segment)).join('.')}: ${message}`
          : message
      )
      .join('; ')

    throw new Error(`Response does not match the schema: ${detail}`, { cause: { issues: result.issues } })
  }

  return result.value
};

/**
 * 视频生成模型
 * 
 * GET /api/ai/models/video/generation
 */
export const getApiApiAiModelsVideoGeneration = async (options?: GetApiApiAiModelsVideoGenerationOptions) => {
const {baseUrl = "https://aitoearn.cn", fetch: fetchFn = fetch} = options ?? {}

const query = new URLSearchParams()
const headers = new Headers()
headers.set('accept', "application/json")

const url = `${baseUrl.replace(/\/+$/, '')}/api/ai/models/video/generation${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "GET", headers})

if (!res.ok) throw new Error(`Request failed with status ${res.status}`, {cause: {status: res.status, body: await res.text()}})

return validateResponse(getApiApiAiModelsVideoGenerationResponse, await res.json())
};