import {z} from 'zod'

export type VoiceTransferScenarioConfig = {condition?: (string | null) | undefined, pre_instruction?: (string | null) | undefined, post_instruction?: (string | null) | undefined, transfer_announcement?: ('silent' | 'announced') | undefined, speak_first_message_on_transfer?: boolean | undefined, languages?: Array<string> | undefined};

export type VoiceAgentGroupEntry = {label: string, description?: (string | null) | undefined, voice_agent_id: string, transfer_config?: (VoiceTransferScenarioConfig | null) | undefined};

export type PrePickupMode = 'audio' | 'text' | 'synthesized';

export type PrePickupVoiceProvider = 'elevenlabs' | 'cartesia' | 'google';

export type VoicePrePickupVariantWrite = {language: string, text: string, voice_provider: PrePickupVoiceProvider, voice_id: string, dtmf_digit?: (string | null) | undefined, greeting?: (string | null) | undefined};

export type AgentVoiceVariant = {language: string, voice_provider: PrePickupVoiceProvider, voice_id: string};

export type VoiceAgentGroupUpdate = {name?: (string | null) | undefined, entries?: (Array<VoiceAgentGroupEntry> | null) | undefined, enabled?: (boolean | null) | undefined, pre_pickup_enabled?: (boolean | null) | undefined, pre_pickup_mode?: (PrePickupMode | null) | undefined, pre_pickup_text?: (string | null) | undefined, pre_pickup_voice_provider?: (PrePickupVoiceProvider | null) | undefined, pre_pickup_voice_id?: (string | null) | undefined, pre_pickup_language?: (string | null) | undefined, pre_pickup_variants?: (Array<VoicePrePickupVariantWrite> | null) | undefined, pre_pickup_menu_grace_seconds?: (number | null) | undefined, agent_voice_variants?: (Array<AgentVoiceVariant> | null) | undefined};

export type UpdateApiApiV1VoiceAiVoiceAgentGroupsGroupIdArgs = {group_id: string, body: VoiceAgentGroupUpdate};

export type UpdateApiApiV1VoiceAiVoiceAgentGroupsGroupIdOptions = {baseUrl: string, fetch?: typeof fetch | undefined};

export const prePickupMode = z.enum(["audio", "text", "synthesized"]);

export const prePickupVoiceProvider = z.enum(["elevenlabs", "cartesia", "google"]);

export const voicePrePickupPromptSegment = z.object({language: z.string(), text: z.string(), voice_provider: prePickupVoiceProvider, voice_id: z.string(), audio_object_key: z.string().nullable().optional(), audio_filename: z.string().nullable().optional()});

export const voicePrePickupVariant = z.object({language: z.string(), text: z.string(), voice_provider: prePickupVoiceProvider, voice_id: z.string(), audio_object_key: z.string().nullable().optional(), audio_filename: z.string().nullable().optional(), dtmf_digit: z.string().nullable().optional(), greeting: z.string().nullable().optional()});

export const agentVoiceVariant = z.object({language: z.string(), voice_provider: prePickupVoiceProvider, voice_id: z.string().min(1)});

export const voiceTransferScenarioConfig = z.object({condition: z.string().nullable().optional(), pre_instruction: z.string().nullable().optional(), post_instruction: z.string().nullable().optional(), transfer_announcement: z.enum(["silent", "announced"]).optional(), speak_first_message_on_transfer: z.boolean().optional(), languages: z.array(z.string()).optional()});

export const voiceAgentGroupEntry = z.object({label: z.string().min(1).max(39), description: z.string().nullable().optional(), voice_agent_id: z.string(), transfer_config: voiceTransferScenarioConfig.nullable().optional()});

export const voiceAgentGroupDirection = z.enum(["inbound", "outbound"]);

export const voiceAgentGroupRead = z.object({id: z.string(), pre_pickup_enabled: z.boolean().optional(), pre_pickup_mode: prePickupMode.nullable().optional(), pre_pickup_text: z.string().nullable().optional(), pre_pickup_voice_provider: prePickupVoiceProvider.nullable().optional(), pre_pickup_voice_id: z.string().nullable().optional(), pre_pickup_language: z.string().nullable().optional(), pre_pickup_prompt_segments: z.array(voicePrePickupPromptSegment).optional(), pre_pickup_variants: z.array(voicePrePickupVariant).optional(), pre_pickup_menu_grace_seconds: z.number().gte(0).lte(30).nullable().optional(), agent_voice_variants: z.array(agentVoiceVariant).optional(), name: z.string().min(1).max(255), entries: z.array(voiceAgentGroupEntry).optional(), enabled: z.boolean().optional(), direction: voiceAgentGroupDirection.optional(), tenant_id: z.string(), created_at: z.string(), updated_at: z.string(), pre_pickup_audio_filename: z.string().nullable().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
};

/**
 * Update Voice Agent Group
 * 
 * PUT /api/v1/voice-ai/voice-agent-groups/{group_id}
 */
export const updateApiApiV1VoiceAiVoiceAgentGroupsGroupId = async (args: UpdateApiApiV1VoiceAiVoiceAgentGroupsGroupIdArgs, options: UpdateApiApiV1VoiceAiVoiceAgentGroupsGroupIdOptions) => {
const {baseUrl, fetch: fetchFn = fetch} = options ?? {}

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

const url = `${baseUrl.replace(/\/+$/, '')}/api/v1/voice-ai/voice-agent-groups/${encodeURIComponent(String(args.group_id))}${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "PUT", 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(voiceAgentGroupRead, await res.json())
};