import {z} from 'zod'

export type GetApiV1TradersTraderPubkeyNotificationsArgs = {trader_pubkey: string, limit?: (number | null) | undefined, cursor?: (string | null) | undefined, unackedOnly?: (boolean | null) | undefined};

export type GetApiV1TradersTraderPubkeyNotificationsOptions = {baseUrl?: string | undefined, PhoenixBearerAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const notificationFromEventDetails = z.union([z.object({base_lots_filled: z.number().int(), price: z.number(), side: z.string(), symbol: z.string(), type: z.literal("orderFilled")}), z.object({base_lots_released: z.number().int(), side: z.string(), symbol: z.string(), type: z.literal("riskEngineCancelOrder")}), z.object({base_amount: z.number(), quote_amount: z.number(), side: z.string(), symbol: z.string(), trigger_type: z.string().nullable().optional(), type: z.literal("stopLossExecuted")}), z.object({base_amount: z.number(), quote_amount: z.number(), side: z.string(), symbol: z.string(), trigger_type: z.string().nullable().optional(), type: z.literal("conditionalOrderExecuted")}), z.object({base_amount: z.number(), quote_amount: z.number(), side: z.string(), symbol: z.string(), type: z.literal("liquidation")}), z.object({asset_id: z.number().int().gte(0), base_lots_closed: z.number().int(), type: z.literal("adl")}), z.object({asset_id: z.number().int().gte(0), base_lots_transferred: z.number().int(), haircut_rate: z.number().int().gte(0), type: z.literal("backstopLiquidation"), virtual_quote_lots_transferred: z.number().int()}), z.object({type: z.literal("unknown")})]);

export const notificationItem = z.union([z.object({acked: z.boolean(), createdAt: z.string(), data: z.unknown(), details: notificationFromEventDetails.nullable().optional(), eventIndex: z.number().int(), id: z.number().int(), instructionIndex: z.number().int(), notificationType: z.string(), recipientIndex: z.number().int(), slot: z.number().int(), slotIndex: z.number().int(), source: z.literal("event")}), z.object({acked: z.boolean(), body: z.string().nullable().optional(), createdAt: z.string(), data: z.unknown(), id: z.number().int(), notificationType: z.string(), source: z.literal("admin"), title: z.string().nullable().optional()}), z.object({acked: z.boolean(), body: z.string().nullable().optional(), createdAt: z.string(), data: z.unknown(), id: z.number().int(), notificationType: z.string(), source: z.literal("general"), title: z.string().nullable().optional()})]);

export const getNotificationsResponse = z.object({items: z.array(notificationItem), nextCursor: 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
};

/**
 * List trader notifications
 * 
 * GET /v1/traders/{trader_pubkey}/notifications
 */
export const getApiV1TradersTraderPubkeyNotifications = async (args: GetApiV1TradersTraderPubkeyNotificationsArgs, options?: GetApiV1TradersTraderPubkeyNotificationsOptions) => {
const {baseUrl = "https://perp-api.phoenix.trade", fetch: fetchFn = fetch, PhoenixBearerAuth} = options ?? {}

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

if (args.limit != null) query.append("limit", String(args.limit))
if (args.cursor != null) query.append("cursor", String(args.cursor))
if (args.unackedOnly != null) query.append("unackedOnly", String(args.unackedOnly))
if (PhoenixBearerAuth !== undefined) headers.set('authorization', `Bearer ${PhoenixBearerAuth}`)

const url = `${baseUrl.replace(/\/+$/, '')}/v1/traders/${encodeURIComponent(String(args.trader_pubkey))}/notifications${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(getNotificationsResponse, await res.json())
};