import {z} from 'zod'

export type GetApiV1AccountIdProjectIdConversationsArgs = {account_id: string, project_id: string, client_env?: ('sandbox' | 'pre-release' | 'live') | undefined, start_time?: string | undefined, end_time?: string | undefined, limit?: number | undefined, offset?: number | undefined, variant_id?: string | undefined, variant_name?: string | undefined, in_progress?: boolean | undefined};

export type GetApiV1AccountIdProjectIdConversationsOptions = {baseUrl?: string | undefined, polyApiKey?: string | undefined, fetch?: typeof fetch | undefined};

export const conversationTurn = z.object({user_input: z.string().optional(), user_input_dtmf: z.string().optional(), user_input_datetime: z.string().optional(), agent_response: z.string().optional(), agent_response_datetime: z.string().optional(), latency: z.number().optional(), translated_user_input: z.string().optional(), english_agent_response: z.string().optional(), intents: z.array(z.string()).optional(), entities: z.array(z.record(z.string(), z.union([z.string(), z.array(z.string())]))).optional(), is_ood: z.boolean().optional(), is_silence: z.boolean().optional()});

export const conversation = z.object({id: z.string(), account_id: z.string(), project_id: z.string(), variant_id: z.string().optional(), variant_name: z.string().optional(), environment: z.string(), started_at: z.string(), channel: z.string(), from_number: z.string().optional(), to_number: z.string().optional(), in_progress: z.boolean(), num_turns: z.number().int().optional(), total_duration: z.number().int().optional(), polyai_duration: z.number().int().optional(), handoff: z.boolean().optional(), handoff_reason: z.string().optional(), handoff_destination: z.string().optional(), num_silences: z.number().int().optional(), num_ood: z.number().int().optional(), metrics: z.record(z.string(), z.union([z.string(), z.array(z.string())])).optional(), state: z.object({}).optional(), turns: z.array(conversationTurn).optional()});

export const getApiV1AccountIdProjectIdConversationsResponse = z.object({conversations: z.array(conversation).optional(), descriptions: z.object({conversations: z.object({}).optional()}).optional(), next_offset: z.number().int().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
};

/**
 * Returns all conversations matching filters.
 * 
 * GET /v1/{account_id}/{project_id}/conversations
 */
export const getApiV1AccountIdProjectIdConversations = async (args: GetApiV1AccountIdProjectIdConversationsArgs, options?: GetApiV1AccountIdProjectIdConversationsOptions) => {
const {baseUrl = "https://api.us.poly.ai", fetch: fetchFn = fetch, polyApiKey} = options ?? {}

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

if (args.client_env != null) query.append("client_env", String(args.client_env))
if (args.start_time != null) query.append("start_time", String(args.start_time))
if (args.end_time != null) query.append("end_time", String(args.end_time))
if (args.limit != null) query.append("limit", String(args.limit))
if (args.offset != null) query.append("offset", String(args.offset))
if (args.variant_id != null) query.append("variant_id", String(args.variant_id))
if (args.variant_name != null) query.append("variant_name", String(args.variant_name))
if (args.in_progress != null) query.append("in_progress", String(args.in_progress))
if (polyApiKey !== undefined) headers.set("X-API-KEY", polyApiKey)

const url = `${baseUrl.replace(/\/+$/, '')}/v1/${encodeURIComponent(String(args.account_id))}/${encodeURIComponent(String(args.project_id))}/conversations${query.size > 0 ? `?${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(getApiV1AccountIdProjectIdConversationsResponse, await res.json())
};