import type {
  AnalyticsSummaryParams,
  AnalyticsSummaryResponse,
  ByCategoryParams,
  ByCategoryItem,
  TimeseriesParams,
  TimeseriesItem,
} from '@family-budget/shared';
import { api } from './client';

function toQuery(params: object): string {
  const sp = new URLSearchParams();
  for (const [key, value] of Object.entries(params) as [string, unknown][]) {
    if (value != null && value !== '') {
      sp.set(key, String(value));
    }
  }
  const qs = sp.toString();
  return qs ? `?${qs}` : '';
}

export async function getSummary(
  params: AnalyticsSummaryParams,
): Promise<AnalyticsSummaryResponse> {
  return api.get(`/api/analytics/summary${toQuery(params)}`);
}

export async function getByCategory(
  params: ByCategoryParams,
): Promise<ByCategoryItem[]> {
  return api.get(`/api/analytics/by-category${toQuery(params)}`);
}

export async function getTimeseries(
  params: TimeseriesParams,
): Promise<TimeseriesItem[]> {
  return api.get(`/api/analytics/timeseries${toQuery(params)}`);
}