import {z} from 'zod'

export type GetApiStrategyMetricsArgs = {time_frame?: string | undefined, all: boolean, strategy_id?: string | undefined, start_timestamp?: string | undefined, end_timestamp?: string | undefined, aggregation_window?: string | undefined, all_time?: boolean | undefined};

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

export const combinedAssetValueOverTime = z.object({assets: z.record(z.string(), z.number()), time: z.string()});

export const universalStrategyMetrics = z.object({allocated_to_yield_usd: z.number(), current_apy: z.number(), current_value_usd: z.number(), deposits_usd: z.number(), number_of_snapshots: z.number(), organization_cumulative_earnings: z.number(), risk_level: z.number(), time: z.string(), total_deposits_usd: z.number(), unallocated_amount_usd: z.number(), withdrawals_usd: z.number()});

export const apiDailyFeeDistribution = z.object({time: z.string(), total_amount_distributed: z.number()});

export const assetValuePair = z.object({asset: z.string(), fund_id: z.string().nullable().optional(), time: z.string(), usd_value: z.number(), value_in_base_asset: z.number()});

export const apiStrategyMetricUniversal = z.object({aggregation_window: z.string(), combined_asset_value_over_time: z.array(combinedAssetValueOverTime), data: z.array(universalStrategyMetrics), end: z.string(), fee_distribution_metrics: z.array(apiDailyFeeDistribution), per_asset_value_over_time: z.record(z.string(), z.array(assetValuePair)), start: z.string(), strategy_id: z.array(z.string())});

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 /strategy/metrics
 */
export const getApiStrategyMetrics = async (args: GetApiStrategyMetricsArgs, options?: GetApiStrategyMetricsOptions) => {
const {baseUrl = "https://api.breeze.baby", fetch: fetchFn = fetch, bearerAuth} = options ?? {}

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

if (args.time_frame != null) query.append("time_frame", String(args.time_frame))
if (args.all != null) query.append("all", String(args.all))
if (args.strategy_id != null) query.append("strategy_id", String(args.strategy_id))
if (args.start_timestamp != null) query.append("start_timestamp", String(args.start_timestamp))
if (args.end_timestamp != null) query.append("end_timestamp", String(args.end_timestamp))
if (args.aggregation_window != null) query.append("aggregation_window", String(args.aggregation_window))
if (args.all_time != null) query.append("all_time", String(args.all_time))
if (bearerAuth !== undefined) headers.set('authorization', `Bearer ${bearerAuth}`)

const url = `${baseUrl.replace(/\/+$/, '')}/strategy/metrics${query.size > 0 ? `?${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(apiStrategyMetricUniversal, await res.json())
};