import {z} from 'zod'

export type EndpointRateLimitConfig = {max_tokens: number, refill_rate_per_second: number};

export type EndpointLimitsOverride = {generation?: (EndpointRateLimitConfig | null) | undefined, status?: (EndpointRateLimitConfig | null) | undefined, videoCaptionsSubmit?: (EndpointRateLimitConfig | null) | undefined, metaTextOverlaySubmit?: (EndpointRateLimitConfig | null) | undefined, metaTextOverlayPoll?: (EndpointRateLimitConfig | null) | undefined, v2Create?: (EndpointRateLimitConfig | null) | undefined, v2Status?: (EndpointRateLimitConfig | null) | undefined, catalog?: (EndpointRateLimitConfig | null) | undefined};

export type RateLimitOverrideCreateRequest = {identifier: string, endpointLimits: EndpointLimitsOverride, note?: string | undefined};

export type CreateApiInternalRateLimitsOverridesArgs = {'x-api-key': string, body: RateLimitOverrideCreateRequest};

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

export const endpointRateLimitConfig = z.object({max_tokens: z.number().int(), refill_rate_per_second: z.number()});

export const endpointLimitsOverride = z.object({generation: endpointRateLimitConfig.nullable().optional(), status: endpointRateLimitConfig.nullable().optional(), videoCaptionsSubmit: endpointRateLimitConfig.nullable().optional(), metaTextOverlaySubmit: endpointRateLimitConfig.nullable().optional(), metaTextOverlayPoll: endpointRateLimitConfig.nullable().optional(), v2Create: endpointRateLimitConfig.nullable().optional(), v2Status: endpointRateLimitConfig.nullable().optional(), catalog: endpointRateLimitConfig.nullable().optional()});

export const rateLimitOverrideResponse = z.object({identifier: z.string(), endpointLimits: endpointLimitsOverride, createdAt: z.string(), createdBy: z.string(), updatedAt: z.string().nullable().optional(), updatedBy: z.string().nullable().optional(), note: 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
};

/**
 * Create Rate Limit Override
 * 
 * POST /internal/rate-limits/overrides
 */
export const createApiInternalRateLimitsOverrides = async (args: CreateApiInternalRateLimitsOverridesArgs, options: CreateApiInternalRateLimitsOverridesOptions) => {
const {baseUrl, fetch: fetchFn = fetch} = options ?? {}

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

if (args['x-api-key'] != null) headers.set("x-api-key", String(args['x-api-key']))

const url = `${baseUrl.replace(/\/+$/, '')}/internal/rate-limits/overrides${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "POST", 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(rateLimitOverrideResponse, await res.json())
};