import {z} from 'zod'

export type GetApiV1AccountsAccountIdPricingPlansPricingPlanIdArgs = {readMask?: string | undefined, account_id: string, pricing_plan_id: string};

export type GetApiV1AccountsAccountIdPricingPlansPricingPlanIdOptions = {baseUrl: string, BearerAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const pricingPlanBillingType = z.enum(["BILLING_TYPE_UNSPECIFIED", "TOKEN_USAGE", "ACCELERATOR_HOURS"]);

export const typeMoney = z.object({currencyCode: z.string().optional(), units: z.string().optional(), nanos: z.number().int().optional()});

export const pricingPlanTokenBillingConfig = z.object({baseModelName: z.string(), inputTokenPricePerMillion: typeMoney.optional(), outputTokenPricePerMillion: typeMoney, uncachedInputTokenPricePerMillion: typeMoney.optional(), cachedInputTokenPricePerMillion: typeMoney.optional()});

export const gatewayAcceleratorType = z.enum(["ACCELERATOR_TYPE_UNSPECIFIED", "NVIDIA_A100_80GB", "NVIDIA_H100_80GB", "AMD_MI300X_192GB", "NVIDIA_A10G_24GB", "NVIDIA_A100_40GB", "NVIDIA_L4_24GB", "NVIDIA_H200_141GB", "NVIDIA_B200_180GB", "AMD_MI325X_256GB", "AMD_MI350X_288GB", "NVIDIA_B300_288GB", "NVIDIA_GB200", "NVIDIA_GB300"]);

export const pricingPlanAcceleratorHourBillingConfig = z.object({acceleratorType: gatewayAcceleratorType, acceleratorHourPrice: typeMoney});

export const gatewayPricingPlanState = z.enum(["STATE_UNSPECIFIED", "CREATING", "READY"]);

export const gatewayPricingPlan = z.object({name: z.string().optional(), billingType: pricingPlanBillingType, tokenConfig: z.array(pricingPlanTokenBillingConfig).optional(), acceleratorHourConfig: z.array(pricingPlanAcceleratorHourBillingConfig).optional(), startTime: z.string(), endTime: z.string().optional(), createTime: z.string().optional(), updateTime: z.string().optional(), state: gatewayPricingPlanState.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
};

/**
 * CRUD APIs for pricing plans.
 * Get Pricing Plan
 * 
 * GET /v1/accounts/{account_id}/pricingPlans/{pricing_plan_id}
 */
export const getApiV1AccountsAccountIdPricingPlansPricingPlanId = async (args: GetApiV1AccountsAccountIdPricingPlansPricingPlanIdArgs, options: GetApiV1AccountsAccountIdPricingPlansPricingPlanIdOptions) => {
const {baseUrl, fetch: fetchFn = fetch, BearerAuth} = options ?? {}

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

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

const url = `${baseUrl.replace(/\/+$/, '')}/v1/accounts/${encodeURIComponent(String(args.account_id))}/pricingPlans/${encodeURIComponent(String(args.pricing_plan_id))}${query.size > 0 ? `?${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(gatewayPricingPlan, await res.json())
};