import { apiRequest } from '../api';

export interface ProfitOverview {
  period: string;
  summary: {
    totalRevenue: number;
    revenueFromTrackedProducts: number;
    totalCost: number;
    totalProfit: number;
    overallProfitMargin: number;
    averageProfitPerUnit: number;
    costDataCoverage: number;
    totalProductsSold: number;
    productsWithCostData: number;
  };
  topProfitableProducts: Array<{
    productId: string;
    productName: string;
    totalQuantitySold: number;
    totalRevenue: number;
    totalCost: number;
    totalProfit: number;
    averageProfit: number;
    profitMargin: number;
  }>;
  hasCostData: boolean;
}

export interface ProfitTrend {
  _id: {
    year: number;
    month: number;
    day: number;
  };
  revenue: number;
  cost: number;
  profit: number;
  orders: number;
  itemsWithCostData: number;
  profitMargin: number;
}

export const getProfitOverview = async (period: string = '30'): Promise<ProfitOverview> => {
  return apiRequest(`/analytics/profit-overview?period=${period}`);
};

export const getProfitTrends = async (period: string = '30'): Promise<ProfitTrend[]> => {
  return apiRequest(`/analytics/profit-trends?period=${period}`);
};