import {z} from 'zod'

export type GetApiContactsIdActivityArgs = {id: string, limit?: number | undefined, since?: string | undefined};

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

export const getApiContactsIdActivityResponse = z.object({contact_id: z.string().optional(), email: z.string().optional(), total: z.number().int().optional(), events: z.object({sent: z.array(z.object({})).optional(), delivered: z.array(z.object({})).optional(), opened: z.array(z.object({})).optional(), clicked: z.array(z.object({})).optional(), bounced: z.array(z.object({})).optional(), complained: z.array(z.object({})).optional(), failed: z.array(z.object({})).optional(), other: z.array(z.object({})).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
};

/**
 * Email events for a contact, grouped
 * 
 * GET /contacts/{id}/activity
 * 
 * Also accepts auth: bearerOAuth
 */
export const getApiContactsIdActivity = async (args: GetApiContactsIdActivityArgs, options?: GetApiContactsIdActivityOptions) => {
const {baseUrl = "https://api.poststack.dev", fetch: fetchFn = fetch, bearerApiKey} = options ?? {}

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

if (args.limit != null) query.append("limit", String(args.limit))
if (args.since != null) query.append("since", String(args.since))
if (bearerApiKey !== undefined) headers.set('authorization', `Bearer ${bearerApiKey}`)

const url = `${baseUrl.replace(/\/+$/, '')}/contacts/${encodeURIComponent(String(args.id))}/activity${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(getApiContactsIdActivityResponse, await res.json())
};