import { fetchData } from '@/lib/data-service';
import { normalizeApiUrl } from './api-utils';

/**
 * Fetches product data from the API
 */
export const fetchProductData = async (url: string, authToken: string) => {
  try {
    return await fetchData(normalizeApiUrl(url), {
      headers: { Authorization: `Bearer ${authToken}` },
      credentials: "include",
    });
  } catch (error) {
    console.error("Error fetching product data:", error);
    throw error;
  }
};

/**
 * Saves product data to the API
 */
export const saveProductData = async (
  url: string,
  data: any,
  authToken: string,
  method: "POST" | "PUT" = "POST"
) => {
  try {
    return await fetchData(normalizeApiUrl(url), {
      method,
      headers: {
        Authorization: `Bearer ${authToken}`,
        "Content-Type": "application/json",
      },
      credentials: "include",
      body: JSON.stringify(data),
    });
  } catch (error) {
    console.error("Error saving product data:", error);
    throw error;
  }
};

/**
 * Uploads a product image
 */
export const saveProductImage = async(url: string, file: File, authToken: string) => {
  try{
    const formData = new FormData();
    formData.append("file", file);

    return await fetchData(normalizeApiUrl(url), {
      method: "PUT",
      headers: {
        Authorization: `Bearer ${authToken}`,
      },
      body: formData,
    });
  } catch (error) {
    console.error("Error uploading image:", error);
    throw error;
  }
}

/**
 * Deletes a product
 */
export const deleteProductData = async (url: string, authToken: string) => {
  try {
    return await fetchData(normalizeApiUrl(url), {
      method: "DELETE",
      headers: {
        Authorization: `Bearer ${authToken}`,
        "Content-Type": "application/json",
      },
      credentials: "include",
    });
  } catch (error) {
    console.error("Error deleting product data:", error);
    throw error;
  }
};

/**
 * Fetches product stock information
 */
export const fetchStockData = async (url: string, authToken: string) => {
  try {
    return await fetchData(normalizeApiUrl(url), {
      headers: { Authorization: `Bearer ${authToken}` },
      credentials: "include",
    });
  } catch (error) {
    console.error("Error fetching stock data:", error);
    throw error;
  }
};

/**
 * Updates product stock information
 */
export const updateProductStock = async (
  productId: string,
  stockData: {
    currentStock: number;
    stockTracking?: boolean;
    lowStockThreshold?: number;
  },
  authToken: string
) => {
  try {
    const url = `/api/stock/${productId}`;
    return await fetchData(url, {
      method: "PUT",
      headers: {
        Authorization: `Bearer ${authToken}`,
        "Content-Type": "application/json",
      },
      credentials: "include",
      body: JSON.stringify(stockData),
    });
  } catch (error) {
    console.error("Error updating product stock:", error);
    throw error;
  }
};