import {z} from 'zod'

export type CategoryTranslationInput = {languageId: string, title: string};

export type CreateKnowledgeCategoryInput = {translations?: Array<CategoryTranslationInput> | undefined, parentId: string};

export type CreateApiBetaKnowledgeCategoriesArgs = {body: CreateKnowledgeCategoryInput};

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

export const translationTitle = z.object({languageId: z.string(), title: z.string()});

export const inheritedRestriction = z.object({fromCollection: z.string().optional(), fromCategory: z.string().optional()});

export const restrictions = z.object({isRestricted: z.boolean(), inheritedRestrictions: z.array(inheritedRestriction).optional()});

export const category = z.object({id: z.string(), title: translationTitle.optional(), isDefaultLocation: z.boolean().optional(), isLocked: z.boolean(), restrictions: restrictions, parentCategory: z.string().optional(), parentCollections: z.array(z.string()).optional()});

export const createKnowledgeCategoryOutput = z.object({data: category});

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 category
 * 
 * POST /beta/knowledge/categories
 */
export const createApiBetaKnowledgeCategories = async (args: CreateApiBetaKnowledgeCategoriesArgs, options?: CreateApiBetaKnowledgeCategoriesOptions) => {
const {baseUrl = "https://dev.dixa.io", fetch: fetchFn = fetch, ApiKeyAuth} = options ?? {}

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

if (ApiKeyAuth !== undefined) headers.set("Authorization", ApiKeyAuth)

const url = `${baseUrl.replace(/\/+$/, '')}/beta/knowledge/categories${query.size > 0 ? `?${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(createKnowledgeCategoryOutput, await res.json())
};