import {z} from 'zod'

export type PromoCodeFillable = {adjustment_amount?: number | undefined, adjustment_type?: ('percentage' | 'amount') | undefined, code?: string | undefined, ends_at?: (string | null) | undefined, is_active?: boolean | undefined, is_general?: boolean | undefined, quantity?: (number | null) | undefined, starts_at?: (string | null) | undefined};

export type CreateApiCampaignsCampaignPromoCodesArgs = {campaign: number, body: PromoCodeFillable};

export type CreateApiCampaignsCampaignPromoCodesOptions = {baseUrl?: string | undefined, OAuth2Member?: string | undefined, fetch?: typeof fetch | undefined};

export const createApiCampaignsCampaignPromoCodesResponse = z.object({adjustment_amount: z.number().optional(), adjustment_type: z.enum(["percentage", "amount"]).optional(), applications_count: z.number().int().optional(), code: z.string().max(25).optional(), ends_at: z.string().nullable().optional(), id: z.number().int().optional(), is_active: z.boolean().optional(), is_general: z.boolean().optional(), quantity: z.number().int().nullable().optional(), starts_at: z.string().nullable().optional(), updated_at: z.string().optional(), campaign_id: z.number().int().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
};

/**
 * createCampaignPromoCode
 * 
 * POST /campaigns/{campaign}/promo-codes
 */
export const createApiCampaignsCampaignPromoCodes = async (args: CreateApiCampaignsCampaignPromoCodesArgs, options?: CreateApiCampaignsCampaignPromoCodesOptions) => {
const {baseUrl = "https://pro.gofundme.com/api/2.0", fetch: fetchFn = fetch, OAuth2Member} = options ?? {}

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

if (OAuth2Member !== undefined) headers.set('authorization', `Bearer ${OAuth2Member}`)

const url = `${baseUrl.replace(/\/+$/, '')}/campaigns/${encodeURIComponent(String(args.campaign))}/promo-codes${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(createApiCampaignsCampaignPromoCodesResponse, await res.json())
};