angular
  .module("rv.directives")
  .directive("bachCountdown", function ($interval) {
    return {
      controller: function ($scope, $element) {
        //console.log("this: ", this);
        var self = this;
        var SECONDS_MS = 1000;
        var MINUTES_MS = SECONDS_MS * 60;
        var HOURS_MS = MINUTES_MS * 60;
        var DAYS_MS = HOURS_MS * 24;
        this.timeEls = {};

        this.init = function (date, days, hours, minutes, seconds) {
          days = parseInt(days, 10) || 0;
          hours = parseInt(hours, 10) || 0;
          minutes = parseInt(minutes, 10) || 0;
          seconds = parseInt(seconds, 10) || 0;

          if (date) {
            this.date = new Date(date);
          } else {
            this.date = new Date(
              +new Date() +
                (seconds * SECONDS_MS +
                  minutes * MINUTES_MS +
                  hours * HOURS_MS +
                  days * DAYS_MS)
            );
          }

          this.updateTime();
          this.timerId = setInterval(this.updateTime, 1000);
        };

        this.destroy = function () {
          clearInterval(self.timerId);
        };

        this.updateTime = function () {
          var time = self.getTime();
          angular.forEach(self.timeEls, function (element, key) {
            element.text(time[key]);
          });
        };

        this.getTime = function () {
          var timeDiff = self.date - Date.now();
          if (timeDiff > 0) {
            var delta = Math.abs(timeDiff) / 1000;

            var days = Math.floor(delta / 86400);
            delta -= days * 86400;

            var hours = Math.floor(delta / 3600) % 24;
            delta -= hours * 3600;

            var minutes = Math.floor(delta / 60) % 60;
            delta -= minutes * 60;

            var seconds = parseInt(delta % 60, 10);

            return {
              days: days,
              hours: hours,
              minutes: minutes,
              seconds: seconds,
            };
          } else {
            return {
              days: 0,
              hours: 0,
              minutes: 0,
              seconds: 0,
            };
          }
        };

        this.setTimeEl = function (type, element) {
          this.timeEls[type] = element;
        };

        $scope.$on("$destroy", this.destroy);
      },
      link: function (scope, element, attrs, ctrl) {
        ctrl.init(
          attrs.bachCountdown || attrs.bachDate,
          attrs.bachDays,
          attrs.bachHours,
          attrs.bachMinutes,
          attrs.bachSeconds
        );
      },
    };
  })
  .directive("bachCountdownDays", function () {
    return {
      require: "^bachCountdown",
      link: function (scope, element, attrs, ctrl) {
        ctrl.setTimeEl("days", element);
      },
    };
  })
  .directive("bachCountdownHours", function () {
    return {
      require: "^bachCountdown",
      link: function (scope, element, attrs, ctrl) {
        ctrl.setTimeEl("hours", element);
      },
    };
  })
  .directive("bachCountdownMinutes", function () {
    return {
      require: "^bachCountdown",
      link: function (scope, element, attrs, ctrl) {
        ctrl.setTimeEl("minutes", element);
      },
    };
  })
  .directive("bachCountdownSeconds", function () {
    return {
      require: "^bachCountdown",
      link: function (scope, element, attrs, ctrl) {
        ctrl.setTimeEl("seconds", element);
      },
    };
  });