import {z} from 'zod'

export type CloudConfig = {provider: 'aws' | 'gcp' | 'azure', region: string, compute: {cpu: 4 | 32, gpuMemory: 24 | 48 | 192}};

export type Caching = {enableStandard?: boolean | undefined, enableConversational?: boolean | undefined, semantic?: ({embeddingModel?: string | undefined, scoreThreshold?: number | undefined, dimensions?: number | undefined, distanceMetric?: string | undefined}) | undefined, defaultCache?: ('standard' | 'semantic') | undefined, expiryTTL?: number | undefined};

export type CreateApiV4OrganizationsOrganizationIdAiServicesModelsArgs = {body: {name: string, catalogModelName: string, cloudConfig: CloudConfig, quantization?: ('fp8' | 'fp16' | 'fullPrecision') | undefined, optimization?: ('throughput' | 'latency') | undefined, dimensions?: number | undefined, guardrails?: Array<string> | undefined, jailbreak?: ({scoreThreshold?: number | undefined}) | undefined, caching?: Caching | undefined, enableBatching?: boolean | undefined, keywordFiltering?: Array<string> | undefined}};

export type CreateApiV4OrganizationsOrganizationIdAiServicesModelsOptions = {baseUrl?: string | undefined, token?: string | undefined, fetch?: typeof fetch | undefined};

export const createLanguageModelResponse = z.object({id: 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 Model
 * 
 * POST /v4/organizations/{organizationId}/aiServices/models
 */
export const createApiV4OrganizationsOrganizationIdAiServicesModels = async (args: CreateApiV4OrganizationsOrganizationIdAiServicesModelsArgs, options?: CreateApiV4OrganizationsOrganizationIdAiServicesModelsOptions) => {
const {baseUrl = "https://cloudapi.cloud.couchbase.com", fetch: fetchFn = fetch, token} = options ?? {}

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

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

const url = `${baseUrl.replace(/\/+$/, '')}/v4/organizations/${encodeURIComponent(String(args.organizationId))}/aiServices/models${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(createLanguageModelResponse, await res.json())
};