import {z} from 'zod'

export type CreateApiAppointmentsArgs = {body: {start: string | string, end: string | string, serviceId: number, locationId: number, practitionerId: number, caseId?: number | undefined, patientId: number, note?: string | undefined, createdAt?: (string | string) | undefined, updatedAt?: (string | string) | undefined, deletedAt?: (string | string | unknown) | undefined}};

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

export const createApiAppointmentsResponse = z.object({id: z.number().int().gt(0), start: z.union([z.string(), z.string()]), end: z.union([z.string(), z.string()]), isUnavailableBlock: z.boolean().nullable().optional(), busyTimePractitionerIds: z.array(z.number().int().gt(0)).optional(), serviceId: z.number().int().gt(0).nullable(), locationId: z.number().int().gt(0), practitionerId: z.number().int().gt(0).nullable(), maxPatients: z.number().int().gt(0), appointmentPatients: z.array(z.object({appointmentId: z.number().int().gt(0), patientId: z.number().int().gt(0), caseId: z.number().int().gt(0).nullable(), status: z.enum(["Arrived", "Did not arrive", "Cancelled", "Completed"]).nullable(), note: z.string().nullable(), doNotInvoice: z.boolean().nullable().optional(), invoiceId: z.number().int().gt(0).nullable(), cancellationReason: z.string().nullable(), cancellationRate: z.number().nullable(), cancellationNote: z.string().nullable(), statusUpdatedAt: z.union([z.string(), z.string(), z.unknown()])})), repeatId: z.string().nullable(), recurringRule: z.string().nullable(), unit: z.enum(["Hour", "Each"]).nullable(), pricing: z.number().nullable(), total: z.number().nullable(), taxType: z.union([z.enum(["STANDARD", "ZERO", "EXEMPT", "REDUCED"]), z.string(), z.unknown()]), supportItemIds: z.array(z.number().int().gt(0)), note: z.string().nullable(), archived: z.boolean().nullable().optional(), createdAt: z.union([z.string(), z.string()]).optional(), updatedAt: z.union([z.string(), z.string()]).optional(), deletedAt: z.union([z.string(), z.string(), z.unknown()])});

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 a single appointment
 * 
 * POST /appointments
 */
export const createApiAppointments = async (args: CreateApiAppointmentsArgs, options?: CreateApiAppointmentsOptions) => {
const {baseUrl = "https://api.splose.com/v1", 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 = `${baseUrl.replace(/\/+$/, '')}/appointments${query.size > 0 ? `?${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(createApiAppointmentsResponse, await res.json())
};