import {z} from 'zod'

export type CreateApiBusinessesIdEmailBlastsArgs = {id: string, body: {name: string, email_template: string | unknown, enrolled_customers?: Array<string> | undefined, excluded_customers?: Array<string> | undefined, email_address?: (string | null) | undefined, segment?: (string | null) | undefined}};

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

export const emailBlast = z.object({id: z.string(), name: z.string(), created_at: z.string(), email_template: z.string().nullable(), status: z.string(), scheduled_at: z.string().nullable(), segment: z.string().nullable(), email_address: z.string().nullable(), statistics: z.object({emails: z.object({sent: z.number().int(), delivered: z.number().int(), opened: z.number().int(), soft_bounced: z.number().int(), hard_bounced: z.number().int(), spam_reported: z.number().int(), clicked: z.number().int().nullable()}), executions: z.object({total: z.number().int(), pending: z.number().int(), started: z.number().int(), finished: z.number().int(), errored: z.number().int()})}), enrolled_customers: z.array(z.string()).optional(), excluded_customers: z.array(z.string()).optional(), attributed_revenue: z.string().nullable()});

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
};

/**
 * Create an email blast
 * 
 * POST /businesses/{id}/email_blasts
 */
export const createApiBusinessesIdEmailBlasts = async (args: CreateApiBusinessesIdEmailBlastsArgs, options?: CreateApiBusinessesIdEmailBlastsOptions) => {
const {baseUrl = "https://api.pocketflows.com", fetch: fetchFn = fetch, HttpBasicAuth} = options ?? {}

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

if (HttpBasicAuth !== undefined) headers.set('authorization', `Basic ${btoa(`${HttpBasicAuth.username}:${HttpBasicAuth.password}`)}`)

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