import {z} from 'zod'

export type GetApiPagesFaqArgs = {language?: string | undefined, include_inactive?: boolean | undefined, fallback?: boolean | undefined};

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

export const appWebapiSchemasPagesFaqPageResponse = z.object({id: z.number().int(), language: z.string(), title: z.string(), content: z.string(), content_pages: z.array(z.string()).optional(), display_order: z.number().int(), is_active: z.boolean(), created_at: z.string(), updated_at: z.string()});

export const faqPageListResponse = z.object({requested_language: z.string(), language: z.string(), is_enabled: z.boolean(), total: z.number().int(), items: z.array(appWebapiSchemasPagesFaqPageResponse)});

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 Faq Pages
 * 
 * GET /pages/faq
 */
export const getApiPagesFaq = async (args: GetApiPagesFaqArgs, options: GetApiPagesFaqOptions) => {
const {baseUrl, fetch: fetchFn = fetch, APIKeyHeader} = options ?? {}

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

if (args.language != null) query.append("language", String(args.language))
if (args.include_inactive != null) query.append("include_inactive", String(args.include_inactive))
if (args.fallback != null) query.append("fallback", String(args.fallback))
if (APIKeyHeader !== undefined) headers.set("X-API-Key", APIKeyHeader)

const url = `${baseUrl.replace(/\/+$/, '')}/pages/faq${query.size > 0 ? `?${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(faqPageListResponse, await res.json())
};