import {z} from 'zod'

export type UpdateConfigRequest = {client_config?: ({drop_excess_requests?: boolean | undefined, prometheus_labels?: Array<string> | undefined, allowed_origins?: Array<string> | undefined, initial_pool_size?: number | undefined, enable_logging?: boolean | undefined, disable_content_logging?: boolean | undefined, allow_per_request_content_storage_override?: boolean | undefined, allow_per_request_raw_override?: boolean | undefined, enforce_auth_on_inference?: boolean | undefined, enforce_governance_header?: boolean | undefined, max_request_body_size_mb?: number | undefined, compat?: ({convert_text_to_chat?: boolean | undefined, convert_chat_to_responses?: boolean | undefined, should_drop_params?: boolean | undefined, should_convert_params?: boolean | undefined}) | undefined, log_retention_days?: number | undefined, header_filter_config?: ({allowlist?: Array<string> | undefined, denylist?: Array<string> | undefined}) | undefined, mcp_agent_depth?: number | undefined, mcp_tool_execution_timeout?: number | undefined, mcp_code_mode_binding_level?: string | undefined, required_headers?: Array<string> | undefined, logging_headers?: Array<string> | undefined, mcp_external_client_url?: (string | {value?: string | undefined, env_var?: string | undefined, from_env?: boolean | undefined}) | undefined, mcp_server_auth_mode?: ('headers' | 'both' | 'oauth') | undefined, oauth2_server_config?: ({issuer_url?: (string | {value?: string | undefined, env_var?: string | undefined, from_env?: boolean | undefined}) | undefined, auth_code_ttl?: number | undefined, access_token_ttl?: number | undefined, disable_vk_identity?: boolean | undefined}) | undefined}) | undefined, framework_config?: ({id?: number | undefined, pricing_url?: string | undefined, pricing_sync_interval?: number | undefined}) | undefined, auth_config?: ({admin_username?: string | undefined, admin_password?: string | undefined, is_enabled?: boolean | undefined, disable_auth_on_inference?: boolean | undefined}) | undefined};

export type UpdateApiApiConfigArgs = {body: UpdateConfigRequest};

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

export const successResponse = z.object({status: z.string().optional(), message: z.string().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
};

/**
 * Update configuration
 * 
 * PUT /api/config
 */
export const updateApiApiConfig = async (args: UpdateApiApiConfigArgs, options?: UpdateApiApiConfigOptions) => {
const {baseUrl = "http://localhost:8080", fetch: fetchFn = fetch, ManagementBearerAuth} = options ?? {}

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

if (ManagementBearerAuth !== undefined) headers.set('authorization', `Bearer ${ManagementBearerAuth}`)

const url = `${baseUrl.replace(/\/+$/, '')}/api/config${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "PUT", headers, body: JSON.stringify(args.body)})

if (!res.ok) throw new Error(`Request failed with status ${res.status}`, {cause: {status: res.status, body: await res.text()}})

return validateResponse(successResponse, await res.json())
};