'use strict';

const { AppError } = require('../helpers/app_error'),
  { Errors } = require('../helpers/constants'),
  { Job, CostingItem } = require('../model'),
  { isNil } = require('lodash'),
  { getPuid: getPuidBase, checkUserClient } = require('../helpers/user_helper'),
  utils = require('../helpers/utils');

function getPuid(req, isObject) {
  return getPuidBase(req, isObject);
}

async function getCostingItems_get(req, res) {
  const costingItems = await CostingItem.find(getPuid(req));
  res.json(costingItems);
}

async function createCostingItem_post(req, res) {
  const itemObj = req.body;
  itemObj.price = utils.toFixedNumber(itemObj.price);

  const newSetting = new CostingItem({ ...itemObj, ...getPuid(req), createdBy: req.uid, updatedBy: req.uid });
  const costingItem = await newSetting.save();
  res.json(costingItem);
}

async function getCostingItemDetail_get(req, res) {
  const costingItem = await CostingItem.findOne({ _id: req.params.costingItemId, ...getPuid(req) });
  if (!costingItem) AppError.throw(Errors.COSTING_ITEM_NOT_FOUND);

  res.json(costingItem);
}

async function updateCostingItem_put(req, res) {
  const input = req.body;

  if (input.userId) await checkUserClient(input.userId, req);
  if (!isNil(input.price)) input.price = utils.toFixedNumber(input.price);

  const costingItem = await CostingItem.findOne({ _id: req.params.costingItemId, ...getPuid(req) });
  if (!costingItem) AppError.throw(Errors.COSTING_ITEM_NOT_FOUND);

  for (const [key, value] of Object.entries(req.body)) {
    if (!isNil(value)) costingItem[key] = value;
  }
  costingItem.updatedBy = req.uid;
  await costingItem.save();
  res.json(costingItem);
}

async function deleteCostingItem(req, res) {
  const costingItem = await CostingItem.findOne({ _id: req.params.costingItemId, ...getPuid(req) });
  if (costingItem) {
    const jobUseTheItem = await Job.findOne({ 'costings.items': { $elemMatch: { item: costingItem._id } } });
    if (!!jobUseTheItem) AppError.throw(Errors.COSTING_ITEM_IN_USE);

    await CostingItem.deleteOne({ _id: req.params.costingItemId });
  }
  res.json({ ok: true });
}

module.exports = {
  getCostingItems_get, createCostingItem_post, getCostingItemDetail_get, updateCostingItem_put, deleteCostingItem,
};