import {z} from 'zod'

export type GetApiReleasesArgs = {project: 'comfyui' | 'comfyui_frontend' | 'desktop' | 'cloud', current_version?: string | undefined, locale?: ('en' | 'es' | 'fr' | 'ja' | 'ko' | 'ru' | 'zh') | undefined, form_factor?: string | undefined};

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

export const releaseNote = z.object({attention: z.enum(["low", "medium", "high"]), content: z.string(), id: z.number().int(), project: z.enum(["comfyui", "comfyui_frontend", "desktop", "cloud"]), published_at: z.string(), version: z.string()});

export const getApiReleasesResponse = z.array(releaseNote);

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
};

/**
 * Get release notes
 * 
 * GET /releases
 */
export const getApiReleases = async (args: GetApiReleasesArgs, options?: GetApiReleasesOptions) => {
const {baseUrl = "https://api.comfy.org", fetch: fetchFn = fetch} = options ?? {}

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

if (args.project != null) query.append("project", String(args.project))
if (args.current_version != null) query.append("current_version", String(args.current_version))
if (args.locale != null) query.append("locale", String(args.locale))
if (args.form_factor != null) query.append("form_factor", String(args.form_factor))

const url = `${baseUrl.replace(/\/+$/, '')}/releases${query.size > 0 ? `?${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(getApiReleasesResponse, await res.json())
};