array:8 [▼
  0 => {#252 ▼
    +"area_id": "2"
    +"title": "asd"
    +"start": "2018-08-30"
    +"end": "2018-08-31"
    +"acept": "1"
  }
  1 => {#253 ▼
    +"area_id": "2"
    +"title": "asdf"
    +"start": "2019-03-12"
    +"end": "2019-03-15"
    +"acept": "1"
  }
  2 => {#254 ▼
    +"area_id": "2"
    +"title": "asdf"
    +"start": "2019-03-03"
    +"end": "2019-03-05"
    +"acept": "1"
  }

$('.datepicker').pickadate({
  disable: [
    { from: [2016,2,14], to: [2016,2,27] }
  ]
})

var daysData = <?= json_encode($dataFechas) ?>;
var newA = [];
for( j of daysData){
  let start = moment(j["start"]);
  let end   = moment(j["end"]);

  for (let m = moment(start); m.diff(end, 'days') <= 0; m.add(1, 'days')) {
    newA[m.format('DD/MM/YYYY')] = j;
  }
}

isInvalidDate: function(date) {
  var valid = false ; // default css class
  let d =  date.format("DD/MM/YYYY");
  if(typeof newA[d] !== 'undefined'){
     if(newA[d].aceptado == 1 || newA[d].aceptador == 0){
        valid =  true;
    }
  }
  return valid;
},
isCustomDate: function(date) {

  var daySettings = 'day_green';
  let d =  date.format("DD/MM/YYYY");
  if(typeof newA[d] !== 'undefined'){
   daySettings = 'day_red';
   if(newA[d].acept == 0){
    daySettings = 'day_orange';
   }
  }
  return daySettings;
},