import {z} from 'zod'

export type Date = string;

export type GetApiAccountDnsAnalyticsArgs = {account: number, start_date?: Date | undefined, end_date?: Date | undefined, groupings?: ('date' | 'volume' | 'zone_name') | undefined, sort?: string | undefined, page?: number | undefined, per_page?: number | undefined};

export type GetApiAccountDnsAnalyticsOptions = {baseUrl?: string | undefined, basicAuth?: {username: string, password: string} | undefined, fetch?: typeof fetch | undefined};

export const date = z.string();

export const nullableDate = z.string().nullable();

export const pagination = z.object({current_page: z.number().int(), per_page: z.number().int(), total_entries: z.number().int(), total_pages: z.number().int()});

export const getApiAccountDnsAnalyticsResponse = z.object({data: z.object({rows: z.array(z.union([z.number().int(), z.string(), date])), headers: z.array(z.string())}), query: z.object({account_id: z.number().int(), start_date: nullableDate, end_date: nullableDate, sort: z.string(), groupings: z.string().nullable(), page: z.number().int(), per_page: z.number().int()}), pagination: pagination});

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
};

/**
 * Analytics about DNS queries
 * 
 * GET /{account}/dns_analytics
 * 
 * Also accepts auth: bearerAuth
 */
export const getApiAccountDnsAnalytics = async (args: GetApiAccountDnsAnalyticsArgs, options?: GetApiAccountDnsAnalyticsOptions) => {
const {baseUrl = "https://api.dnsimple.com/v2", fetch: fetchFn = fetch, basicAuth} = options ?? {}

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

if (args.start_date != null) query.append("start_date", String(args.start_date))
if (args.end_date != null) query.append("end_date", String(args.end_date))
if (args.groupings != null) query.append("groupings", String(args.groupings))
if (args.sort != null) query.append("sort", String(args.sort))
if (args.page != null) query.append("page", String(args.page))
if (args.per_page != null) query.append("per_page", String(args.per_page))
if (basicAuth !== undefined) headers.set('authorization', `Basic ${btoa(`${basicAuth.username}:${basicAuth.password}`)}`)

const url = `${baseUrl.replace(/\/+$/, '')}/${encodeURIComponent(String(args.account))}/dns_analytics${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(getApiAccountDnsAnalyticsResponse, await res.json())
};