import {z} from 'zod'

export type GetApiV1AppsAppsIdArgs = {appsId: string, includeExtraData?: ('INCLUDE_EXTRA_DATA_UNSPECIFIED' | 'INCLUDE_EXTRA_DATA_NONE' | 'INCLUDE_GOOGLE_GENERATED_METADATA') | undefined};

export type GetApiV1AppsAppsIdOptions = {baseUrl?: string | undefined, Oauth2?: string | undefined, Oauth2c?: string | undefined, fetch?: typeof fetch | undefined};

export const urlDispatchRule = z.object({domain: z.string().optional(), path: z.string().optional(), service: z.string().optional()});

export const featureSettings = z.object({splitHealthChecks: z.boolean().optional(), useContainerOptimizedOs: z.boolean().optional()});

export const identityAwareProxy = z.object({enabled: z.boolean().optional(), oauth2ClientId: z.string().optional(), oauth2ClientSecret: z.string().optional(), oauth2ClientSecretSha256: z.string().optional()});

export const application = z.object({authDomain: z.string().optional(), codeBucket: z.string().optional(), databaseType: z.enum(["DATABASE_TYPE_UNSPECIFIED", "CLOUD_DATASTORE", "CLOUD_FIRESTORE", "CLOUD_DATASTORE_COMPATIBILITY"]).optional(), defaultBucket: z.string().optional(), defaultCookieExpiration: z.string().optional(), defaultHostname: z.string().optional(), dispatchRules: z.array(urlDispatchRule).optional(), featureSettings: featureSettings.optional(), gcrDomain: z.string().optional(), generatedCustomerMetadata: z.record(z.string(), z.unknown()).optional(), iap: identityAwareProxy.optional(), id: z.string().optional(), locationId: z.string().optional(), name: z.string().optional(), serviceAccount: z.string().optional(), servingStatus: z.enum(["UNSPECIFIED", "SERVING", "USER_DISABLED", "SYSTEM_DISABLED"]).optional(), sslPolicy: z.enum(["SSL_POLICY_UNSPECIFIED", "DEFAULT", "MODERN"]).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
};

/**
 * Gets information about an application.
 * 
 * GET /v1/apps/{appsId}
 * 
 * Also accepts auth: Oauth2 + Oauth2c, Oauth2 + Oauth2c
 */
export const getApiV1AppsAppsId = async (args: GetApiV1AppsAppsIdArgs, options?: GetApiV1AppsAppsIdOptions) => {
const {baseUrl = "https://appengine.googleapis.com", fetch: fetchFn = fetch, Oauth2, Oauth2c} = options ?? {}

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

if (args.includeExtraData != null) query.append("includeExtraData", String(args.includeExtraData))
if (Oauth2 !== undefined) headers.set('authorization', `Bearer ${Oauth2}`)
if (Oauth2c !== undefined) headers.set('authorization', `Bearer ${Oauth2c}`)

const url = `${baseUrl.replace(/\/+$/, '')}/v1/apps/${encodeURIComponent(String(args.appsId))}${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(application, await res.json())
};