import {z} from 'zod'

export type CreateApiEmailSearchArgs = {body: {start_date?: string | undefined, end_date?: string | undefined, limit?: number | undefined, status_counts?: boolean | undefined, opened_only?: boolean | undefined, clicked_only?: boolean | undefined, ignore_case?: boolean | undefined, filter_query?: string | undefined, email_id?: Array<string> | undefined, username?: string | undefined, headers?: Array<string> | undefined, continue_token?: string | undefined}};

export type CreateApiEmailSearchOptions = {baseUrl?: string | undefined, sec0?: string | undefined, fetch?: typeof fetch | undefined};

export const createApiEmailSearchResponse = z.object({request_id: z.string().optional(), data: z.object({count: z.number().int().optional(), emails: z.array(z.object({sender: z.string().optional(), email_id: z.string().optional(), smtpcode: z.number().int().optional(), response: z.string().optional(), process_status: z.string().optional(), host: z.string().optional(), recipient: z.string().optional(), delivered_at: z.string().optional(), opens: z.array(z.object({user_agent: z.string().optional(), opened_at: z.string().optional(), read_secs: z.string().optional(), recipient: z.string().optional(), ip_address: z.string().optional()})).optional(), total_opens: z.number().int().optional(), status: z.string().optional(), email_ts: z.string().optional()})).optional(), continue_token: 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
};

/**
 * View and search sent emails
 * 
 * POST /email/search
 * 
 * Also accepts auth: sec1
 */
export const createApiEmailSearch = async (args: CreateApiEmailSearchArgs, options?: CreateApiEmailSearchOptions) => {
const {baseUrl = "https://api.smtp2go.com/v3", fetch: fetchFn = fetch, sec0} = options ?? {}

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

if (sec0 !== undefined) headers.set("X-Smtp2go-Api-Key", sec0)

const url = `${baseUrl.replace(/\/+$/, '')}/email/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(createApiEmailSearchResponse, await res.json())
};