import {z} from 'zod'

export type CreateLimitedUsageAPIKeyRequest = {alias?: string | undefined, expires_at: string, project_id?: string | undefined};

export type CreateApiUsersLimitedUsageApiKeyArgs = {usage: 'inference' | 'observability', body: CreateLimitedUsageAPIKeyRequest};

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

export const generatedLimitedUsageAPIKey = z.object({alias: z.string().optional(), api_key: z.string(), created_at: z.string(), expires_at: z.string(), key_id: z.string(), project_id: z.string().optional(), usage: z.enum(["inference", "observability"])});

export const limitedUsageAPIKeyPostResponse = z.object({api_key_info: generatedLimitedUsageAPIKey});

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 a new limited usage api key owned by the logged in user, of type specified by usage parameter.
 * 
 * POST /users/limited-usage-api-key
 */
export const createApiUsersLimitedUsageApiKey = async (args: CreateApiUsersLimitedUsageApiKeyArgs, options?: CreateApiUsersLimitedUsageApiKeyOptions) => {
const {baseUrl = "https://api.cloud.crusoe.ai/v1", 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.usage != null) query.append("usage", String(args.usage))

const url = `${baseUrl.replace(/\/+$/, '')}/users/limited-usage-api-key${query.size > 0 ? `?${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(limitedUsageAPIKeyPostResponse, await res.json())
};