import {z} from 'zod'

export type MemberInput = {email: string, gender?: string | undefined, groups?: string | undefined, firstname?: string | undefined, lastname?: string | undefined, company?: string | undefined, language?: string | undefined, birthdate?: string | undefined, postalCode?: string | undefined, country?: string | undefined, note?: string | undefined, customFields?: {[key: string]: unknown} | undefined};

export type CreateApiMembersArgs = {body: MemberInput};

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

export const member = z.object({id: z.number().int().optional(), firstname: z.string().optional(), lastname: z.string().optional(), company: z.string().optional(), email: z.string().optional(), gender: z.string().optional(), language: z.string().optional(), joinedOn: z.string().nullable().optional(), updatedOn: z.string().nullable().optional(), consentType: z.string().optional(), postalCode: z.string().optional(), country: z.string().optional(), note: z.string().optional(), birthdate: z.string().nullable().optional(), mailingsReceived: z.number().int().optional(), mailingsOpened: z.number().int().optional(), mailingsClicked: z.number().int().optional(), customFields: z.record(z.string(), z.unknown()).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
};

/**
 * Add a new member
 * 
 * POST /members
 */
export const createApiMembers = async (args: CreateApiMembersArgs, options?: CreateApiMembersOptions) => {
const {baseUrl = "https://api.cyberimpact.com", fetch: fetchFn = fetch, bearerAuth} = options ?? {}

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

if (bearerAuth !== undefined) headers.set('authorization', `Bearer ${bearerAuth}`)

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