const HourlydataModel = require('../models/hourlyDataModel.js');
const MapData = require('../data/mapData.json');
const HourlyData = require('../data/hourlyData.json');
/**
 * hourlyDataController.js
 *
 * @description :: Server-side logic for managing hourlyDatas.
 */
module.exports = {

  /**
   * hourlyDataController.list()
   */
  list: function (req, res) {
    HourlydataModel.find(function (err, hourlyDatas) {
      if (err) {
        return res.status(500).json({
          message: 'Error when getting hourlyData.',
          error: err
        });
      }

      return res.json(hourlyDatas);
    });
  },

  /**
   * hourlyDataController.show()
   */
  // DOTO: change this to get last 24 hours for a location
  show: function (req, res) {
    const location = req.params.location;

    HourlydataModel.find({ location_id: location }, function (err, hourlyData) {
      if (err) {
        return res.status(500).json({
          message: 'Error when getting hourlyData.',
          error: err
        });
      }

      if (!hourlyData) {
        return res.status(404).json({
          message: 'No such hourlyData'
        });
      }

      return res.json(hourlyData);
    });
  },
  //location id max 248
  showLocationTest: function (req, res) {
    let location = req.params.location;
    location = Number.parseInt(location);

    if (isNaN(location)) return res.json([]);

    if (location > 248) location = 248;
    else if (location < 0) location = 0;

    return res.json(HourlyData[location]);
  },

  showLocation: function (req, res) {
    const location = req.params.location;
    const year = req.params.year;
    const month = req.params.month;
    const day = req.params.day;

    HourlydataModel.find({
      location_id: location,
      year: year,
      month: month,
      day: day
    }).sort({ hour: 1 }).exec(function (err, hourlyData) {
      if (err) {
        return res.status(500).json({
          message: 'Error when getting hourlyData.',
          error: err
        });
      }

      if (!hourlyData) {
        return res.status(404).json({
          message: 'No such hourlyData'
        });
      }

      return res.json(hourlyData);
    });
  },

  showHourTest: function (req, res) {
    return res.json(MapData);
  },

  showHourCsvTest: function (req, res) {
    let csv = "";
    MapData.forEach(row =>
      csv += row.location_id + "," + row.car_count + "\n"
    );
    res.setHeader('Content-disposition', 'attachment; filename=hourlyData.csv');
    res.set('Content-Type', 'text/csv');
    return res.send(csv);
  },

  showHour: function (req, res) {
    const year = req.params.year;
    const month = req.params.month;
    const day = req.params.day;
    const hour = req.params.hour;

    HourlydataModel.find({
      year: year,
      month: month,
      day: day,
      hour: hour
    }).sort({ location_id: 1 }).exec(function (err, hourlyData) {
      if (err) {
        return res.status(500).json({
          message: 'Error when getting hourlyData.',
          error: err
        });
      }

      if (!hourlyData) {
        return res.status(404).json({
          message: 'No such hourlyData'
        });
      }

      return res.json(hourlyData);
    });
  },

  showHourCsv: function (req, res) {
    const year = req.params.year;
    const month = req.params.month;
    const day = req.params.day;
    const hour = req.params.hour;

    HourlydataModel.find({
      year: year,
      month: month,
      day: day,
      hour: hour
    }).sort({ location_id: 1 }).exec(function (err, hourlyData) {
      if (err) {
        return res.status(500).json({
          message: 'Error when getting hourlyData.',
          error: err
        });
      }

      if (!hourlyData) {
        return res.status(404).json({
          message: 'No such hourlyData'
        });
      }

      let csv = "";
      hourlyData.forEach(function (row) {
        csv += row.location_id + "," + row.car_count + "\n";
      });
      res.setHeader('Content-disposition', 'attachment; filename=hourlyData.csv');
      res.set('Content-Type', 'text/csv');
      return res.send(csv);
    });
  },
  /**
   * hourlyDataController.create()
   */
  create: function (req, res) {
    const hourlyData = new HourlydataModel({
      location_id: req.body.location_id,
      date: req.body.date,
      car_count: req.body.car_count,
      hour: req.body.hour,
      day: req.body.day,
      month: req.body.month,
      year: req.body.year
    });

    hourlyData.save(function (err, hourlyData) {
      if (err) {
        return res.status(500).json({
          message: 'Error when creating hourlyData',
          error: err
        });
      }

      return res.status(201).json(hourlyData);
    });
  },

  /**
   * hourlyDataController.update()
   */
  update: function (req, res) {
    const id = req.params.id;

    HourlydataModel.findOne({ _id: id }, function (err, hourlyData) {
      if (err) {
        return res.status(500).json({
          message: 'Error when getting hourlyData',
          error: err
        });
      }

      if (!hourlyData) {
        return res.status(404).json({
          message: 'No such hourlyData'
        });
      }

      hourlyData.location_id = req.body.location_id ? req.body.location_id : hourlyData.location_id;
      hourlyData.date = req.body.date ? req.body.date : hourlyData.date;
      hourlyData.car_count = req.body.car_count ? req.body.car_count : hourlyData.car_count;
      hourlyData.hour = req.body.hour ? req.body.hour : hourlyData.hour;
      hourlyData.day = req.body.day ? req.body.day : hourlyData.day;
      hourlyData.month = req.body.month ? req.body.month : hourlyData.month;
      hourlyData.year = req.body.year ? req.body.year : hourlyData.year;

      hourlyData.save(function (err, hourlyData) {
        if (err) {
          return res.status(500).json({
            message: 'Error when updating hourlyData.',
            error: err
          });
        }

        return res.json(hourlyData);
      });
    });
  },

  /**
   * hourlyDataController.remove()
   */
  remove: function (req, res) {
    const id = req.params.id;

    HourlydataModel.findByIdAndRemove(id, function (err, hourlyData) {
      if (err) {
        return res.status(500).json({
          message: 'Error when deleting the hourlyData.',
          error: err
        });
      }

      return res.status(204).json();
    });
  }
};