import {z} from 'zod'

export type GetApiV1CallsCallIdArgs = {callId: string};

export type GetApiV1CallsCallIdOptions = {baseUrl?: string | undefined, apiKeyAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const phoneNumberResponse = z.object({sipPhoneNumber: z.string().optional(), provider: z.enum(["twilio", "telnyx", "byo"]).optional(), inboundAgentId: z.string().optional(), outboundAgentId: z.string().optional(), outboundPhoneNumber: z.string().optional(), active: z.boolean().optional(), terminationSipURI: z.string().optional(), friendlyName: z.string().optional()});

export const agentResponse = z.object({name: z.string().optional(), agentId: z.string().optional(), status: z.enum(["Live", "Testing", "Disabled"]).optional()});

export const campaignResponse = z.object({campaignId: z.string().optional(), campaignName: z.string().optional(), campaignStatus: z.enum(["live", "scheduled", "paused", "completed"]).optional(), scheduledDate: z.string().optional(), concurrentCalls: z.number().int().optional(), agent: agentResponse.optional(), phoneNumber: phoneNumberResponse.optional(), errors: z.array(z.string()).optional(), scheduled: z.boolean().optional()});

export const jsonNode = z.object({});

export const callResponse = z.object({callId: z.string().optional(), callType: z.enum(["inbound", "outbound", "web", "chat"]).optional(), phoneNumber: phoneNumberResponse.optional(), campaign: campaignResponse.optional(), status: z.enum(["scheduled", "in_progress", "ended", "not_connected", "error"]).optional(), transcript: z.string().optional(), startTime: z.string().optional(), endTime: z.string().optional(), duration: z.number().int().optional(), terminationReason: z.enum(["silence_timed_out", "agent_ended_call", "user_ended_call", "voicemail_detected", "ivr_detected", "agent_transferred_call", "max_call_duration_exceeded", "dial_telephony_permission_denied", "dial_invalid_destination", "dial_no_answer", "dial_user_declined", "dial_busy", "dial_failed", "error_credit_limit_reached", "error_llm", "error_tts", "error_asr", "error_sigmamind", "error_telephony", "error_unknown"]).optional(), createdAt: z.string().optional(), updatedAt: z.string().optional(), dynamicVariables: jsonNode.optional(), recordingUrl: z.string().optional(), agent: agentResponse.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 Phone Call
 * 
 * GET /v1/calls/{callId}
 */
export const getApiV1CallsCallId = async (args: GetApiV1CallsCallIdArgs, options?: GetApiV1CallsCallIdOptions) => {
const {baseUrl = "https://api.sigmamind.ai", fetch: fetchFn = fetch, apiKeyAuth} = options ?? {}

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

if (apiKeyAuth !== undefined) headers.set("X-API-Key", apiKeyAuth)

const url = `${baseUrl.replace(/\/+$/, '')}/v1/calls/${encodeURIComponent(String(args.callId))}${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(callResponse, await res.json())
};