import {z} from 'zod'

export type GetApiApiReportsNetWorthArgs = {months?: number | undefined, interval?: string | undefined, account_ids?: (Array<string> | null) | undefined, asset_group_ids?: (Array<string> | null) | undefined, period?: (string | null) | undefined, start_date?: (string | null) | undefined, end_date?: (string | null) | undefined, 'X-Workspace-Id'?: (string | null) | undefined};

export type GetApiApiReportsNetWorthOptions = {baseUrl: string, OAuth2PasswordBearer?: string | undefined, fetch?: typeof fetch | undefined};

export const reportBreakdown = z.object({key: z.string(), label: z.string(), value: z.number(), color: z.string()});

export const reportSummary = z.object({primary_value: z.number(), change_amount: z.number(), change_percent: z.number().nullable(), breakdowns: z.array(reportBreakdown)});

export const reportCompositionItem = z.object({key: z.string(), label: z.string(), value: z.number(), color: z.string(), group: z.string()});

export const reportDataPoint = z.object({date: z.string(), value: z.number(), breakdowns: z.record(z.string(), z.number()), change: z.number().nullable().optional(), composition: z.array(reportCompositionItem).optional()});

export const reportMeta = z.object({type: z.string(), series_keys: z.array(z.string()), currency: z.string(), interval: z.string(), forecast_start_date: z.string().nullable().optional(), baseline_active: z.boolean().optional(), baseline_lookback_days: z.number().int().nullable().optional(), runway_date: z.string().nullable().optional(), lowest_balance: z.number().nullable().optional(), lowest_balance_date: z.string().nullable().optional()});

export const categoryTrendItem = z.object({key: z.string(), label: z.string(), color: z.string(), total: z.number(), group: z.string(), series: z.array(reportDataPoint)});

export const reportResponse = z.object({summary: reportSummary, trend: z.array(reportDataPoint), meta: reportMeta, composition: z.array(reportCompositionItem).optional(), category_trend: z.array(categoryTrendItem).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 Net Worth
 * 
 * GET /api/reports/net-worth
 */
export const getApiApiReportsNetWorth = async (args: GetApiApiReportsNetWorthArgs, options: GetApiApiReportsNetWorthOptions) => {
const {baseUrl, fetch: fetchFn = fetch, OAuth2PasswordBearer} = options ?? {}

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

if (args.months != null) query.append("months", String(args.months))
if (args.interval != null) query.append("interval", String(args.interval))
for (const item of args.account_ids ?? []) query.append("account_ids", String(item))
for (const item of args.asset_group_ids ?? []) query.append("asset_group_ids", String(item))
if (args.period != null) query.append("period", String(args.period))
if (args.start_date != null) query.append("start_date", String(args.start_date))
if (args.end_date != null) query.append("end_date", String(args.end_date))
if (args['X-Workspace-Id'] != null) headers.set("X-Workspace-Id", String(args['X-Workspace-Id']))
if (OAuth2PasswordBearer !== undefined) headers.set('authorization', `Bearer ${OAuth2PasswordBearer}`)

const url = `${baseUrl.replace(/\/+$/, '')}/api/reports/net-worth${query.size > 0 ? `?${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(reportResponse, await res.json())
};