import {z} from 'zod'

export type GetApiPublicSelfServeV1ApplicationGroupArgs = {application?: string | undefined};

export type GetApiPublicSelfServeV1ApplicationGroupOptions = {baseUrl: string, httpAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const applicationGroupKind = z.literal("ApplicationGroup");

export const applicationGroupMetadata = z.object({application: z.string(), name: z.string()});

export const instancePermissionDto = z.object({appInstance: z.string(), permissions: z.array(z.enum(["applicationInstanceChargebackView", "applicationInstancePermissionRequestAccess", "applicationInstancePermissionGrantAccess", "alertManage", "applicationInstanceApiKeyManage", "applicationInstancePermissionProposeAccess", "serviceAccountManage"])).optional()});

export const patternType = z.enum(["LITERAL", "PREFIXED"]);

export const cONNECTOR = z.object({appInstance: z.string(), patternType: patternType, connectCluster: z.string(), name: z.string(), permissions: z.array(z.enum(["kafkaConnectorStatus", "kafkaConnectorEditConfig", "kafkaConnectorMetadataManage", "kafkaConnectorDelete", "kafkaConnectorCreate", "kafkaConnectorOffsetsView", "kafkaConnectorViewConfig", "kafkaConnectorStop", "kafkaConnectPauseResume", "kafkaConnectRestart", "kafkaConnectorOffsetsManage"])).optional(), resourceType: z.literal("CONNECTOR")});

export const cONSUMERGROUP = z.object({appInstance: z.string(), patternType: patternType, name: z.string(), permissions: z.array(z.enum(["consumerGroupCreate", "consumerGroupReset", "consumerGroupDelete", "consumerGroupMetadataManage", "consumerGroupView"])).optional(), resourceType: z.literal("CONSUMER_GROUP")});

export const sUBJECT = z.object({appInstance: z.string(), patternType: patternType, name: z.string(), permissions: z.array(z.enum(["subjectCreateUpdate", "subjectDelete", "subjectEditCompatibility", "subjectView", "subjectMetadataManage"])).optional(), resourceType: z.literal("SUBJECT")});

export const tOPIC = z.object({appInstance: z.string(), patternType: patternType, name: z.string(), permissions: z.array(z.enum(["topicViewConfig", "topicEmpty", "topicConsume", "topicProduce", "topicEditConfig", "topicMetadataManage", "topicAddPartition", "topicDelete", "topicDataQualityManage", "topicCreate"])).optional(), resourceType: z.literal("TOPIC")});

export const applicationResourcePermissionDtoAny = z.discriminatedUnion("resourceType", [cONNECTOR, cONSUMERGROUP, sUBJECT, tOPIC]);

export const applicationGroupSpec = z.object({displayName: z.string(), description: z.string().optional(), instancePermissions: z.array(instancePermissionDto).optional(), permissions: z.array(applicationResourcePermissionDtoAny).optional(), members: z.array(z.string()).optional(), externalGroups: z.array(z.string()).optional(), externalGroupRegex: z.array(z.string()).optional(), membersFromExternalGroups: z.array(z.string()).optional()});

export const applicationGroupResourceV1 = z.object({apiVersion: z.string(), kind: applicationGroupKind, metadata: applicationGroupMetadata, spec: applicationGroupSpec});

export const getApiPublicSelfServeV1ApplicationGroupResponse = z.array(applicationGroupResourceV1);

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
};

/**
 * List ApplicationGroup resources
 * 
 * GET /public/self-serve/v1/application-group
 */
export const getApiPublicSelfServeV1ApplicationGroup = async (args: GetApiPublicSelfServeV1ApplicationGroupArgs, options: GetApiPublicSelfServeV1ApplicationGroupOptions) => {
const {baseUrl, fetch: fetchFn = fetch, httpAuth} = options ?? {}

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

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

const url = `${baseUrl.replace(/\/+$/, '')}/public/self-serve/v1/application-group${query.size > 0 ? `?${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(getApiPublicSelfServeV1ApplicationGroupResponse, await res.json())
};