const d_product = require('../database/d_product');
const {searchHandle} = require('../tools/searchSql');
const {handle} = require('../tools/handle_cjs');
const codeMap = require("../map/rcodeMap");
const log = require("../logger").logger("c_product","info")
/**
 * 加载产品
 * @param key 产品类别
 * @param p 页码
 * @param l 每页数量
 * @returns {Promise<*[]>} [err,res]
 */
async function loadProduct(key,p,l)
{
  p = p || 1;
  l = l || 10;
  let [err,res] = await handle(d_product.loadProducts(key, p, l));
  if(err){
    return [err,null];
  }
  return [null,res];
}

/**
 * 获取产品信息
 * @param id 产品id
 * @returns {Promise<*[]>}
 */
async function getProductInfo(id)
{
  let [err,res] = await handle(d_product.getProductInfo(id));
  if(err){
    return [err,null];
  }

  let data = {};
  if(res.length){
    data = res[0];
  }else{
    return [
      {
        eCode:codeMap.NotFound,
        eMsg:`无法找到对应产品`
      },null]
  }
  // console.log(data);
  return [null,data];
}

async function searchProduct(type, key, p, l)
{
  p = p || 1;
  l = l || 10;
  let _params = {
  }
  if(type !== 'all'){
    _params.type = type;
  }
  if(key){
    _params.key = key
  }

 return await searchHandle(
    '搜索产品失败',
   d_product.searchProducts,
    _params,
    null,
    p,
    l);
}

async function searchProductByMini(type, key, p, l){
  p = p || 1;
  l = l || 10;
  let _params = {
  }
  if(type !== 'all'){
    _params.type = type;
  }
  if(key){
    _params.key = key
  }

  return await searchHandle(
    '搜索产品失败',
    d_product.searchProductsByMini,
    _params,
    null,
    p,
    l);
}




module.exports = {
  loadProduct,
  getProductInfo,
  searchProduct,
  searchProductByMini
};