import {z} from 'zod'

export type GetApiPhonesCallsHistoryArgs = {take?: (number | unknown) | undefined, skip?: (number | unknown) | undefined};

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

export const callHistoryDto = z.object({id: z.string().optional(), direction: z.string().optional(), callerNumber: z.string().nullable().optional(), callerName: z.string().nullable().optional(), destinationNumber: z.string().nullable().optional(), startTime: z.string().nullable().optional(), answerTime: z.string().nullable().optional(), endTime: z.string().nullable().optional(), duration: z.union([z.number().int(), z.string()]).optional(), hangupCause: z.string().nullable().optional(), recordingUrl: z.string().nullable().optional(), extensionName: z.string().nullable().optional(), clientId: z.string().nullable().optional(), patientId: z.string().nullable().optional()});

export const callHistoryResponse = z.object({calls: z.array(callHistoryDto).optional(), total: z.union([z.number().int(), 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 call history from the VoiceCalls table (Telnyx/Retell calls).
 * 
 * GET /Phones/calls/history
 */
export const getApiPhonesCallsHistory = async (args: GetApiPhonesCallsHistoryArgs, options?: GetApiPhonesCallsHistoryOptions) => {
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 (args.take != null) query.append("take", String(args.take))
if (args.skip != null) query.append("skip", String(args.skip))
if (Bearer !== undefined) headers.set('authorization', `Bearer ${Bearer}`)

const url = `${baseUrl.replace(/\/+$/, '')}/Phones/calls/history${query.size > 0 ? `?${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(callHistoryResponse, await res.json())
};