import {z} from 'zod'

export type ContentSearchForm = {globalSearch?: string | undefined, systemSearchableFields?: {[key: string]: Record<string, never>} | undefined, archivedContent?: string | undefined, unpublishedContent?: string | undefined, lockedContent?: string | undefined, orderBy?: string | undefined, page?: number | undefined, perPage?: number | undefined, searchableFieldsByContentType?: {[key: string]: {[key: string]: Record<string, never>}} | undefined};

export type CreateApiApiV1ContentSearchArgs = {body: ContentSearchForm};

export type CreateApiApiV1ContentSearchOptions = {baseUrl: string, fetch?: typeof fetch | undefined};

export const jsonObjectView = z.object({jsonObject: z.object({asMap: z.record(z.string(), z.object({})).optional(), empty: z.boolean().optional()}).and(z.record(z.string(), z.object({}))).optional()});

export const searchView = z.object({resultsSize: z.number().int().optional(), queryTook: z.number().int().optional(), contentTook: z.number().int().optional(), jsonObjectView: jsonObjectView.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
};

/**
 * Retrieves content from the dotCMS repository
 * 
 * POST /api/v1/content/search
 */
export const createApiApiV1ContentSearch = async (args: CreateApiApiV1ContentSearchArgs, options: CreateApiApiV1ContentSearchOptions) => {
const {baseUrl, fetch: fetchFn = fetch} = options ?? {}

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

const url = `${baseUrl.replace(/\/+$/, '')}/api/v1/content/search${query.size > 0 ? `?${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(searchView, await res.json())
};