import {z} from 'zod'

export type GetApiV1ModelsModelIdDeploymentsArgs = {name?: (string | null) | undefined};

export type GetApiV1ModelsModelIdDeploymentsOptions = {baseUrl: string, BearerAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const deploymentStatusV1 = z.enum(["BUILDING", "DEPLOYING", "DEPLOY_FAILED", "LOADING_MODEL", "ACTIVE", "UNHEALTHY", "BUILD_FAILED", "BUILD_STOPPED", "DEACTIVATING", "INACTIVE", "FAILED", "UPDATING", "SCALED_TO_ZERO", "WAKING_UP"]);

export const autoscalingSettingsV1 = z.object({min_replica: z.number().int(), max_replica: z.number().int(), autoscaling_window: z.number().int().nullable(), scale_down_delay: z.number().int().nullable(), concurrency_target: z.number().int(), target_utilization_percentage: z.number().int().nullable(), target_in_flight_tokens: z.number().int().nullable().optional(), max_scale_down_rate: z.number().int().nullable().optional()});

export const deploymentV1 = z.object({id: z.string(), created_at: z.string(), name: z.string(), model_id: z.string(), is_production: z.boolean(), is_development: z.boolean(), status: deploymentStatusV1, active_replica_count: z.number().int(), autoscaling_settings: autoscalingSettingsV1.nullable(), instance_type_name: z.string().nullable(), environment: z.string().nullable(), labels: z.record(z.string(), z.unknown()).nullable().optional()});

export const deploymentsV1 = z.object({deployments: z.array(deploymentV1)});

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 all deployments of a model
 * 
 * GET /v1/models/{model_id}/deployments
 */
export const getApiV1ModelsModelIdDeployments = async (args: GetApiV1ModelsModelIdDeploymentsArgs, options: GetApiV1ModelsModelIdDeploymentsOptions) => {
const {baseUrl, fetch: fetchFn = fetch, BearerAuth} = options ?? {}

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

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

const url = `${baseUrl.replace(/\/+$/, '')}/v1/models/${encodeURIComponent(String(args.model_id))}/deployments${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(deploymentsV1, await res.json())
};