import {z} from 'zod'

export type ModelKind = 'chat' | 'embedding' | 'image' | 'video' | 'decision';

export type GetApiV1WorkspacesWorkspaceModelInstancesArgs = {workspace: string, provider_config_id?: (string | null) | undefined, model_spec_id?: (string | null) | undefined, is_active?: (boolean | null) | undefined, kind?: (ModelKind | null) | undefined};

export type GetApiV1WorkspacesWorkspaceModelInstancesOptions = {baseUrl: string, HTTPBearer?: string | undefined, fetch?: typeof fetch | undefined};

export const modelKind = z.enum(["chat", "embedding", "image", "video", "decision"]);

export const modelInstanceResponse = z.object({config_name: z.string().nullable().optional(), created_at: z.string(), description: z.string().nullable(), id: z.string(), is_active: z.boolean(), is_public: z.boolean(), managed_by: z.string().nullable().optional(), model_display_name: z.string().nullable().optional(), model_kind: modelKind.nullable().optional(), model_name: z.string().nullable().optional(), model_spec_id: z.string(), name: z.string(), provider_config_id: z.string(), provider_icon_url: z.string().nullable().optional(), provider_key: z.string().nullable().optional(), provider_name: z.string().nullable().optional(), tags: z.array(z.string()).optional(), updated_at: z.string()});

export const getApiV1WorkspacesWorkspaceModelInstancesResponse = z.array(modelInstanceResponse);

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
};

/**
 * List Model Instances
 * 
 * GET /v1/workspaces/{workspace}/model-instances/
 */
export const getApiV1WorkspacesWorkspaceModelInstances = async (args: GetApiV1WorkspacesWorkspaceModelInstancesArgs, options: GetApiV1WorkspacesWorkspaceModelInstancesOptions) => {
const {baseUrl, fetch: fetchFn = fetch, HTTPBearer} = options ?? {}

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

if (args.provider_config_id != null) query.append("provider_config_id", String(args.provider_config_id))
if (args.model_spec_id != null) query.append("model_spec_id", String(args.model_spec_id))
if (args.is_active != null) query.append("is_active", String(args.is_active))
if (args.kind != null) query.append("kind", String(args.kind))
if (HTTPBearer !== undefined) headers.set('authorization', `Bearer ${HTTPBearer}`)

const url = `${baseUrl.replace(/\/+$/, '')}/v1/workspaces/${encodeURIComponent(String(args.workspace))}/model-instances/${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(getApiV1WorkspacesWorkspaceModelInstancesResponse, await res.json())
};