import {z} from 'zod'

export type CreateApiV1AiGenerateSitemapArgs = {'x-api-key': string, body: {website_id: number, params: {business_type: string, business_name: string, business_description: string}}};

export type CreateApiV1AiGenerateSitemapOptions = {baseUrl?: string | undefined, fetch?: typeof fetch | undefined};

export const createApiV1AiGenerateSitemapResponse = z.object({msg: z.string().optional(), status: z.number().int().optional(), data: z.object({business_description: z.string().optional(), business_name: z.string().optional(), business_type: z.string().optional(), colors: z.object({background_dark: z.string().optional(), primary_color: z.string().optional(), secondary_color: z.string().optional()}).optional(), website_id: z.number().int().optional(), fonts: z.object({primary_font: z.string().optional()}).optional(), pages_meta: z.array(z.object({description: z.string().optional(), sections: z.array(z.object({section_description: z.string().optional(), section_title: z.string().optional()})).optional(), title: z.string().optional()})).optional(), unique_id: z.string().optional(), website_description: z.string().optional(), website_keyphrase: z.string().optional(), website_title: z.string().optional(), website_type: z.string().optional()}).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
};

/**
 * Generate outline, styles, and secondary pages from a given business description
 * 
 * POST /v1/ai/generate_sitemap
 */
export const createApiV1AiGenerateSitemap = async (args: CreateApiV1AiGenerateSitemapArgs, options?: CreateApiV1AiGenerateSitemapOptions) => {
const {baseUrl = "https://api.10web.io", fetch: fetchFn = fetch} = options ?? {}

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

if (args['x-api-key'] != null) headers.set("x-api-key", String(args['x-api-key']))

const url = `${baseUrl.replace(/\/+$/, '')}/v1/ai/generate_sitemap${query.size > 0 ? `?${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(createApiV1AiGenerateSitemapResponse, await res.json())
};