import config from '../../config.js';
import { productSkuModel } from '../../database/schemas/management/productsku.schema.js';
import log4js from 'log4js';
import mongoose from 'mongoose';
import {
  deleteObject,
  listObjects,
  getObject,
  editObject,
  newObject,
  listObjectsByProperties,
  getModelStats,
  getModelHistory,
} from '../../database/database.js';
const logger = log4js.getLogger('Product SKUs');
logger.level = config.server.logLevel;

export const listProductSkusRouteHandler = async (
  req,
  res,
  page = 1,
  limit = 25,
  property = '',
  filter = {},
  search = '',
  sort = '',
  order = 'ascend'
) => {
  const result = await listObjects({
    model: productSkuModel,
    page,
    limit,
    property,
    filter,
    search,
    sort,
    order,
    populate: ['priceTaxRate', 'costTaxRate', 'product'],
  });

  if (result?.error) {
    logger.error('Error listing product SKUs.');
    res.status(result.code).send(result);
    return;
  }

  logger.debug(`List of product SKUs (Page ${page}, Limit ${limit}). Count: ${result.length}.`);
  res.send(result);
};

export const listProductSkusByPropertiesRouteHandler = async (
  req,
  res,
  properties = '',
  filter = {},
  masterFilter = {}
) => {
  const result = await listObjectsByProperties({
    model: productSkuModel,
    properties,
    filter,
    populate: ['priceTaxRate', 'costTaxRate'],
    masterFilter,
  });

  if (result?.error) {
    logger.error('Error listing product SKUs.');
    res.status(result.code).send(result);
    return;
  }

  logger.debug(`List of product SKUs. Count: ${result.length}`);
  res.send(result);
};

export const getProductSkuRouteHandler = async (req, res) => {
  const id = req.params.id;
  const result = await getObject({
    model: productSkuModel,
    id,
    populate: [
      { path: 'product', populate: ['costTaxRate', 'priceTaxRate'] },
      'priceTaxRate',
      'costTaxRate',
      'parts.partSku',
      'parts.part',
      'product',
    ],
  });
  if (result?.error) {
    logger.warn(`Product SKU not found with supplied id.`);
    return res.status(result.code).send(result);
  }
  logger.debug(`Retrieved product SKU with ID: ${id}`);
  res.send(result);
};

export const editProductSkuRouteHandler = async (req, res) => {
  const id = new mongoose.Types.ObjectId(req.params.id);

  logger.trace(`Product SKU with ID: ${id}`);

  const overrideCost = req.body?.overrideCost;
  const overridePrice = req.body?.overridePrice;

  const updateData = {
    updatedAt: new Date(),
    barcode: req.body?.barcode,
    product: req.body?.product,
    name: req.body?.name,
    description: req.body?.description,
    priceMode: req.body?.priceMode,
    price: overridePrice ? req.body?.price : null,
    cost: overrideCost ? req.body?.cost : null,
    overrideCost,
    overridePrice,
    margin: overridePrice ? req.body?.margin : null,
    parts: req.body?.parts,
    priceTaxRate: overridePrice ? req.body?.priceTaxRate : null,
    costTaxRate: overrideCost ? req.body?.costTaxRate : null,
    priceWithTax: overridePrice ? req.body?.priceWithTax : null,
    costWithTax: overrideCost ? req.body?.costWithTax : null,
  };

  const result = await editObject({
    model: productSkuModel,
    id,
    updateData,
    user: req.user,
  });

  if (result.error) {
    logger.error('Error editing product SKU:', result.error);
    res.status(result.code || 500).send(result);
    return;
  }

  logger.debug(`Edited product SKU with ID: ${id}`);
  res.send(result);
};

export const newProductSkuRouteHandler = async (req, res) => {
  const overrideCost = req.body?.overrideCost;
  const overridePrice = req.body?.overridePrice;

  const newData = {
    barcode: req.body?.barcode,
    product: req.body?.product,
    name: req.body?.name,
    description: req.body?.description,
    priceMode: req.body?.priceMode,
    price: overridePrice ? req.body?.price : null,
    cost: overrideCost ? req.body?.cost : null,
    overrideCost,
    overridePrice,
    margin: overridePrice ? req.body?.margin : null,
    parts: req.body?.parts,
    priceTaxRate: overridePrice ? req.body?.priceTaxRate : null,
    costTaxRate: overrideCost ? req.body?.costTaxRate : null,
    priceWithTax: overridePrice ? req.body?.priceWithTax : null,
    costWithTax: overrideCost ? req.body?.costWithTax : null,
  };

  const result = await newObject({
    model: productSkuModel,
    newData,
    user: req.user,
  });
  if (result.error) {
    logger.error('No product SKU created:', result.error);
    return res.status(result.code).send(result);
  }

  logger.debug(`New product SKU with ID: ${result._id}`);
  res.send(result);
};

export const deleteProductSkuRouteHandler = async (req, res) => {
  const id = new mongoose.Types.ObjectId(req.params.id);

  logger.trace(`Product SKU with ID: ${id}`);

  const result = await deleteObject({
    model: productSkuModel,
    id,
    user: req.user,
  });
  if (result.error) {
    logger.error('No product SKU deleted:', result.error);
    return res.status(result.code).send(result);
  }

  logger.debug(`Deleted product SKU with ID: ${id}`);
  res.send(result);
};

export const getProductSkuStatsRouteHandler = async (req, res) => {
  const result = await getModelStats({ model: productSkuModel });
  if (result?.error) {
    logger.error('Error fetching product SKU stats:', result.error);
    return res.status(result.code).send(result);
  }
  logger.trace('Product SKU stats:', result);
  res.send(result);
};

export const getProductSkuHistoryRouteHandler = async (req, res) => {
  const from = req.query.from;
  const to = req.query.to;
  const result = await getModelHistory({ model: productSkuModel, from, to });
  if (result?.error) {
    logger.error('Error fetching product SKU history:', result.error);
    return res.status(result.code).send(result);
  }
  logger.trace('Product SKU history:', result);
  res.send(result);
};