import {z} from 'zod'

export type EmergencyIntakeRequest = {species?: string | undefined, patientName?: (string | null) | undefined, existingClientId?: (string | null) | undefined, ownerFirstName?: (string | null) | undefined, ownerLastName?: (string | null) | undefined, ownerPhone?: (string | null) | undefined, presentingComplaint?: (string | null) | undefined, appointmentTypeId?: (string | null) | undefined, locationId?: (string | null) | undefined, assignedToId?: (string | null) | undefined, durationMinutes?: (number | unknown) | undefined};

export type CreateApiEmergencyIntakeArgs = {body: EmergencyIntakeRequest};

export type CreateApiEmergencyIntakeOptions = {baseUrl?: string | undefined, Bearer?: string | undefined, fetch?: typeof fetch | undefined};

export const emergencyIntakeResponse = z.object({appointmentId: z.string(), patientId: z.string(), patientName: z.string(), clientId: z.string(), clientName: z.string(), patientRegistrationPending: z.boolean().optional(), clientRegistrationPending: z.boolean().optional(), checkedIn: z.boolean().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
};

/**
 * POST /emergency-intake
 */
export const createApiEmergencyIntake = async (args: CreateApiEmergencyIntakeArgs, options?: CreateApiEmergencyIntakeOptions) => {
const {baseUrl = "https://api.clinicos.vet/backend/business", fetch: fetchFn = fetch, Bearer} = options ?? {}

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

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

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