const mongoose = require('mongoose').set('debug', false)
const Schema = mongoose.Schema;

mongoose.Promise = global.Promise;
mongoose.level = "F";

const { ObjectID } = require('mongodb');

// Resolving error Unknown modifier: $pushAll
mongoose.plugin(schema => {
  schema.options.usePushEach = true
});

const sendNotifSchema = new Schema({
  idapp: {
    type: String,
  },
  type: {
    type: Number,
  },
  sender: {  // mittente
    type: String,
  },
  dest: {
    type: String,
  },
  descr: {
    type: String,
  },
  datenotif: {
    type: Date,
  },
  status: {
    type: Number,
  },
  read: {
    type: Boolean,
    default: false
  },
  deleted: {
    type: Boolean,
    default: false
  },

});



sendNotifSchema.statics.findAllNotifByUsernameIdAndIdApp = function (username, lastdataread, idapp) {
  const SendNotif = this;

  return SendNotif.find({
    $and: [
      { idapp },
      { 'dest': username },
      { 'datenotif': {$gt: new Date(lastdataread)} },
    ]
  }).then((arrnotif) => {
    console.log('arrnotif', arrnotif.length);
    return arrnotif
  }).catch((err) => {
    console.error('err', err);
  });

};

sendNotifSchema.statics.findLastGroupByUserIdAndIdApp = function (username, idapp) {
  const SendNotif = this;

  return SendNotif.aggregate([
    {
      $match: {
        idapp,
        dest: username,
      }
    },
    {
      $group:
        {
          _id: "$dest",
          descr: { $last: "$message" },
          datenotif: { $last: "$datenotif" },
          read: { $last: "$read" }
        }

    },
    {
      $sort: { datenotif: -1 }
    },
  ])
    .then((arrnotif) => {
      // Remove duplicate
      // Exclude my chat
      const myarr = arrnotif.filter((ris) => ris._id !== username);
      // console.table(myarr);
      return myarr

    }).catch((err) => {
      console.error(err);
    });

};


const SendNotif = mongoose.model('SendNotif', sendNotifSchema);

module.exports = { SendNotif: SendNotif };