import {z} from 'zod'

export type TemplateScope = 'system' | 'organization' | 'user' | 'public';

export type CreateTemplateFromResourceRequest = {template_name: string, description?: (string | null) | undefined, scope?: TemplateScope | undefined, category?: (string | null) | undefined, tags?: Array<string> | undefined, is_public?: boolean | undefined};

export type CreateApiV1TemplatesNamespacesFromNamespaceNamespaceIdArgs = {namespace_id: string, body: CreateTemplateFromResourceRequest};

export type CreateApiV1TemplatesNamespacesFromNamespaceNamespaceIdOptions = {baseUrl?: string | undefined, BearerAuth?: string | undefined, NamespaceHeader?: string | undefined, fetch?: typeof fetch | undefined};

export const templateType = z.enum(["namespace", "retriever", "cluster", "collection", "bucket", "taxonomy", "scaffold"]);

export const templateScope = z.enum(["system", "organization", "user", "public"]);

export const createTemplateFromResourceResponse = z.object({template_id: z.string(), template_name: z.string(), template_type: templateType, scope: templateScope, source_resource_id: z.string(), created_at: 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 Namespace Template
 * 
 * POST /v1/templates/namespaces/from-namespace/{namespace_id}
 */
export const createApiV1TemplatesNamespacesFromNamespaceNamespaceId = async (args: CreateApiV1TemplatesNamespacesFromNamespaceNamespaceIdArgs, options?: CreateApiV1TemplatesNamespacesFromNamespaceNamespaceIdOptions) => {
const {baseUrl = "https://api.mixpeek.com", fetch: fetchFn = fetch, BearerAuth, NamespaceHeader} = options ?? {}

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

if (BearerAuth !== undefined) headers.set('authorization', `Bearer ${BearerAuth}`)
if (NamespaceHeader !== undefined) headers.set("X-Namespace", NamespaceHeader)

const url = `${baseUrl.replace(/\/+$/, '')}/v1/templates/namespaces/from-namespace/${encodeURIComponent(String(args.namespace_id))}${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(createTemplateFromResourceResponse, await res.json())
};