import {z} from 'zod'

export type GetApiV1PersonasPersonaIdCallSettingsArgs = {persona_id: string};

export type GetApiV1PersonasPersonaIdCallSettingsOptions = {baseUrl: string, APIKeyHeader?: string | undefined, fetch?: typeof fetch | undefined};

export const voiceCallSettings = z.object({interruptions_enabled: z.boolean().optional(), interruption_min_words: z.number().int().gte(0).lte(20).optional(), interruption_min_duration_ms: z.number().int().gte(0).lte(10000).optional(), interruption_backoff_ms: z.number().int().gte(0).lte(10000).optional(), interruption_trigger_phrases: z.array(z.string()).optional(), interruption_hard_phrases: z.array(z.string()).optional(), interruption_final_transcript_grace_ms: z.number().int().gte(0).lte(2000).optional(), dtmf_enabled: z.boolean().optional(), dtmf_termination_digit: z.string().max(1).optional(), dtmf_inter_digit_timeout_ms: z.number().int().gte(250).lte(60000).optional(), dtmf_max_digits: z.number().int().gte(1).lte(64).optional(), dtmf_prefix: z.string().max(32).optional(), max_call_duration_ms: z.number().int().gte(1000).lte(1800000).optional(), silence_timeout_ms: z.number().int().gte(0).lte(600000).optional(), silence_reminder_count: z.number().int().gte(0).lte(10).optional(), silence_reminder_mode: z.enum(["static", "auto"]).optional(), silence_reminder_message: z.string().max(500).nullable().optional(), silence_end_action: z.enum(["hangup_immediate", "speak_then_hangup"]).optional(), silence_end_message: z.string().max(500).nullable().optional(), voicemail_detection_mode: z.enum(["off", "leave_message"]).optional(), voicemail_detection_timeout_ms: z.number().int().gte(0).lte(60000).optional(), voicemail_detection_model: z.string().max(64).nullable().optional(), voicemail_message: z.string().max(1000).nullable().optional(), background_audio_enabled: z.boolean().optional(), background_audio_preset: z.enum(["office", "cafe", "city", "keyboard_typing", "keyboard_typing2"]).nullable().optional(), background_audio_volume: z.number().gte(0).lte(1).optional(), background_audio_loop: z.boolean().optional(), recording_enabled: 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
};

/**
 * Get a persona's voice call behavior settings
 * 
 * GET /v1/personas/{persona_id}/call-settings
 */
export const getApiV1PersonasPersonaIdCallSettings = async (args: GetApiV1PersonasPersonaIdCallSettingsArgs, options: GetApiV1PersonasPersonaIdCallSettingsOptions) => {
const {baseUrl, fetch: fetchFn = fetch, APIKeyHeader} = options ?? {}

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

if (APIKeyHeader !== undefined) headers.set("x-api-key", APIKeyHeader)

const url = `${baseUrl.replace(/\/+$/, '')}/v1/personas/${encodeURIComponent(String(args.persona_id))}/call-settings${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(voiceCallSettings, await res.json())
};