import {z} from 'zod'

export type GetApiV1SubscriptionsArgs = {page: string, limit: string, sort: 'ASC' | 'DESC', reference_id?: string | undefined};

export type GetApiV1SubscriptionsOptions = {baseUrl: string, xApiKey?: string | undefined, fetch?: typeof fetch | undefined};

export const edubankSubscriptionCharge = z.object({start_date: z.string(), frequency: z.enum(["DAILY", "MONTHLY"]), duration: z.number(), amount: z.number()});

export const edubankSubscriptionPermission = z.object({authorized: z.boolean(), authorized_in: z.string(), card_id: z.string()});

export const edubankSubscriptionReferences = z.object({due_date: z.string(), reference_id: z.string()});

export const edubankSubscription = z.object({created_at: z.string().optional(), updated_at: z.string().optional(), seller_id: z.string(), subscription_id: z.string(), description: z.string(), reference_id: z.string(), buyer_id: z.string(), status: z.enum(["PROPOSAL", "ACTIVE", "EXPIRED", "CANCELED", "SUSPENDED", "REACTIVATED"]), expires_in: z.string(), charge: edubankSubscriptionCharge, notification_url: z.string(), subscription_permission: edubankSubscriptionPermission, references: z.array(edubankSubscriptionReferences).optional()});

export const getAllSubscriptionsDto = z.object({page: z.number(), limit: z.number(), sort: z.enum(["ASC", "DESC"]), last_page: z.number(), max_items: z.number(), items: z.array(edubankSubscription)});

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
};

/**
 * Gets all seller subscriptions
 * 
 * GET /v1/subscriptions
 * 
 * Also accepts auth: authorization
 */
export const getApiV1Subscriptions = async (args: GetApiV1SubscriptionsArgs, options: GetApiV1SubscriptionsOptions) => {
const {baseUrl, fetch: fetchFn = fetch, xApiKey} = options ?? {}

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

if (args.page != null) query.append("page", String(args.page))
if (args.limit != null) query.append("limit", String(args.limit))
if (args.sort != null) query.append("sort", String(args.sort))
if (args.reference_id != null) query.append("reference_id", String(args.reference_id))
if (xApiKey !== undefined) headers.set("x-api-key", xApiKey)

const url = `${baseUrl.replace(/\/+$/, '')}/v1/subscriptions${query.size > 0 ? `?${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(getAllSubscriptionsDto, await res.json())
};