import {z} from 'zod'

export type GetApiV2OrganizationsOrganizationTenantsTenantApplicationsApplicationArgs = {organization: string, tenant: string, application: string};

export type GetApiV2OrganizationsOrganizationTenantsTenantApplicationsApplicationOptions = {baseUrl: string, fetch?: typeof fetch | undefined};

export const v2NamespaceSelector = z.object({names: z.array(z.string())});

export const v2ConfigResource = z.object({fqn: z.string().optional(), expectedEtag: z.string().optional(), exclusivelyOwned: z.boolean().optional()});

export const v2Application = z.object({fqn: z.string().optional(), displayName: z.string().optional(), etag: z.string().optional(), description: z.string().optional(), workspace: z.string(), namespaceSelector: v2NamespaceSelector.optional(), gatewayGroup: z.string().optional(), services: z.array(z.string()).optional(), configResources: z.array(v2ConfigResource).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
};

/**
 * Get the details of an existing application.
 * 
 * GET /v2/organizations/{organization}/tenants/{tenant}/applications/{application}
 */
export const getApiV2OrganizationsOrganizationTenantsTenantApplicationsApplication = async (args: GetApiV2OrganizationsOrganizationTenantsTenantApplicationsApplicationArgs, options: GetApiV2OrganizationsOrganizationTenantsTenantApplicationsApplicationOptions) => {
const {baseUrl, fetch: fetchFn = fetch} = options ?? {}

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

const url = `${baseUrl.replace(/\/+$/, '')}/v2/organizations/${encodeURIComponent(String(args.organization))}/tenants/${encodeURIComponent(String(args.tenant))}/applications/${encodeURIComponent(String(args.application))}${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(v2Application, await res.json())
};