import {z} from 'zod'

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

export const locationHoursEntryDto = z.object({dayOfWeek: z.union([z.number().int(), z.string()]).optional(), openTime: z.string().optional(), closeTime: z.string().optional(), isOpen: z.boolean().optional()});

export const travelAddressConfigDto = z.object({address: z.string().nullable().optional(), placeId: z.string().nullable().optional(), latitude: z.union([z.number(), z.string()]).nullable().optional(), longitude: z.union([z.number(), z.string()]).nullable().optional()});

export const travelFeeTierDto = z.object({maxDistanceMiles: z.union([z.number().int(), z.string()]).optional(), feeAmount: z.union([z.number(), z.string()]).optional()});

export const travelFeeConfigDto = z.object({calculationMethod: z.string().optional(), baseFee: z.union([z.number(), z.string()]).optional(), perMileRate: z.union([z.number(), z.string()]).optional(), flatRateAmount: z.union([z.number(), z.string()]).optional(), tiers: z.array(travelFeeTierDto).optional()});

export const travelSettingsDto = z.object({travelAppointmentsEnabled: z.boolean().optional(), personalVehicleEnabled: z.boolean().optional(), personalVehicleLocationId: z.string().nullable().optional(), defaultStartingAddress: travelAddressConfigDto.optional(), feeConfig: travelFeeConfigDto.optional(), defaultRoundTrip: z.boolean().optional(), maxDistanceMiles: z.union([z.number().int(), z.string()]).nullable().optional()});

export const schedulingPreferencesDto = z.object({roomManagementEnabled: z.boolean().optional(), unassignedLocationId: z.string().nullable().optional(), showRescheduledMarkers: z.boolean().nullable().optional()});

export const metricsSettingsDto = z.object({compensationThresholdPercent: z.union([z.number(), z.string()]).optional()});

export const clinicSettingsDto = z.object({companyId: z.string().optional(), companyName: z.string().optional(), clinicAddress: z.string().nullable().optional(), clinicPhone: z.string().nullable().optional(), clinicEmail: z.string().nullable().optional(), clinicFax: z.string().nullable().optional(), clinicAboutNotes: z.string().nullable().optional(), defaultAppointmentDurationMinutes: z.union([z.number().int(), z.string()]).optional(), schedulingPolicy: z.string().optional(), timezone: z.string().optional(), timezoneConfigured: z.boolean().optional(), defaultWeeklyHours: z.array(locationHoursEntryDto).nullable().optional(), travel: travelSettingsDto.nullable().optional(), schedulingPreferences: schedulingPreferencesDto.nullable().optional(), metrics: metricsSettingsDto.nullable().optional(), billingStatus: z.string().nullable().optional(), widgetAllowedDomains: z.array(z.string()).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
};

/**
 * Get clinic settings from DynamoDB profile data
 * 
 * GET /clinic-settings
 */
export const getApiClinicSettings = async (options?: GetApiClinicSettingsOptions) => {
const {baseUrl = "https://api.clinicos.vet/backend/business", fetch: fetchFn = fetch, Bearer} = options ?? {}

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

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

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