import {z} from 'zod'

export type GetApiRegistriesRegistryNamePackagesPackageNameVersionsArgs = {registryName: string, packageName: string, page?: number | undefined, per_page?: number | undefined, created_after?: string | undefined, updated_after?: string | undefined, published_after?: string | undefined, published_before?: string | undefined, created_before?: string | undefined, updated_before?: string | undefined, sort?: ('published_at' | 'created_at' | 'updated_at' | 'number') | undefined, order?: string | undefined};

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

export const versionAdvisory = z.object({uuid: z.string().nullable().optional(), identifiers: z.array(z.string()), url: z.string().nullable().optional(), title: z.string().nullable().optional(), severity: z.string().nullable().optional(), affected: z.boolean(), fixed: z.boolean(), fixed_versions: z.array(z.string())});

export const version = z.object({id: z.number().int(), number: z.string(), published_at: z.string().nullable(), licenses: z.string().nullable(), integrity: z.string().nullable(), status: z.string().nullable(), download_url: z.string().nullable(), registry_url: z.string().nullable(), documentation_url: z.string().nullable(), install_command: z.string().nullable(), metadata: z.object({}).nullable(), created_at: z.string(), updated_at: z.string(), purl: z.string(), version_url: z.string(), codemeta_url: z.string(), related_tag: z.object({}), advisories: z.array(versionAdvisory)});

export const getApiRegistriesRegistryNamePackagesPackageNameVersionsResponse = z.array(version);

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 a list of versions for a package
 * 
 * GET /registries/{registryName}/packages/{packageName}/versions
 */
export const getApiRegistriesRegistryNamePackagesPackageNameVersions = async (args: GetApiRegistriesRegistryNamePackagesPackageNameVersionsArgs, options?: GetApiRegistriesRegistryNamePackagesPackageNameVersionsOptions) => {
const {baseUrl = "https://packages.ecosyste.ms/api/v1", fetch: fetchFn = fetch} = options ?? {}

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

if (args.page != null) query.append("page", String(args.page))
if (args.per_page != null) query.append("per_page", String(args.per_page))
if (args.created_after != null) query.append("created_after", String(args.created_after))
if (args.updated_after != null) query.append("updated_after", String(args.updated_after))
if (args.published_after != null) query.append("published_after", String(args.published_after))
if (args.published_before != null) query.append("published_before", String(args.published_before))
if (args.created_before != null) query.append("created_before", String(args.created_before))
if (args.updated_before != null) query.append("updated_before", String(args.updated_before))
if (args.sort != null) query.append("sort", String(args.sort))
if (args.order != null) query.append("order", String(args.order))

const url = `${baseUrl.replace(/\/+$/, '')}/registries/${encodeURIComponent(String(args.registryName))}/packages/${encodeURIComponent(String(args.packageName))}/versions${query.size > 0 ? `?${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(getApiRegistriesRegistryNamePackagesPackageNameVersionsResponse, await res.json())
};