var AttendeeConstants = require('../constants/AttendeeConstants');

var ErrorActions = require('./ErrorActions');

var Attendee = models.Attendee;
var PopularAttendee = models.PopularAttendee;
var Error = models.Error;

function fetchAttendees() {
	return {
		type: AttendeeConstants.FETCH_ATTENDEES
	}
}

function attendeesFetched(attendees) {
	return {
		type: AttendeeConstants.ATTENDEES_FETCHED,
		attendees: attendees
	}
}

function createAttendee() {
	return {
		type: AttendeeConstants.CREATE_ATTENDEE
	}
}

function attendeeCreated(attendee) {
	return {
		type: AttendeeConstants.ATTENDEE_CREATED,
		attendee: attendee
	}
}

function removeAttendee() {
	return {
		type: AttendeeConstants.REMOVE_ATTENDEE
	}
}

function attendeeRemoved(attendeeId) {
	return {
		type: AttendeeConstants.ATTENDEE_REMOVED,
		attendeeId: attendeeId
	}
}

function fetchPopularAttendees() {
	return {
		type: AttendeeConstants.FETCH_POPULAR_ATTENDEES
	}
}

function popularAttendeesFetched(attendees) {
	return {
		type: AttendeeConstants.POPULAR_ATTENDEES_FETCHED,
		attendees: attendees
	}
}

function fetchAll() {
	return function (dispatch) {
		dispatch(fetchAttendees());

		$.ajax({
			type: "GET",
			dataType: "json",
			url: "attendee/",
			success: function(data, status, jqXHR) {
				var e = new Error();
				e.fromJSON(data);
				if (e.isError()) {
					dispatch(ErrorActions.serverError(e));
				} else {
					dispatch(attendeesFetched(data.attendees.map(function(json) {
						var a = new Attendee();
						a.fromJSON(json);
						return a;
					})));
				}
			},
			error: function(jqXHR, status, error) {
				dispatch(ErrorActions.ajaxError(error));
			}
		});
	};
}

function create(attendee) {
	return function (dispatch) {
		dispatch(createAttendee());

		$.ajax({
			type: "POST",
			dataType: "json",
			url: "attendee/",
			data: {attendee: attendee.toJSON()},
			success: function(data, status, jqXHR) {
				var e = new Error();
				e.fromJSON(data);
				if (e.isError()) {
					dispatch(ErrorActions.serverError(e));
				} else {
					var a = new Attendee();
					a.fromJSON(data);
					dispatch(attendeeCreated(a));
				}
			},
			error: function(jqXHR, status, error) {
				dispatch(ErrorActions.ajaxError(error));
			}
		});
	};
}

function fetchPopular() {
	return function (dispatch) {
		dispatch(fetchPopularAttendees());

		$.ajax({
			type: "GET",
			dataType: "json",
			url: "popularattendees/",
			success: function(data, status, jqXHR) {
				var e = new Error();
				e.fromJSON(data);
				if (e.isError()) {
					dispatch(ErrorActions.serverError(e));
				} else {
					dispatch(popularAttendeesFetched(data.popularattendees.map(function(json) {
						var a = new PopularAttendee();
						a.fromJSON(json);
						return a;
					})));
				}
			},
			error: function(jqXHR, status, error) {
				dispatch(ErrorActions.ajaxError(error));
			}
		});
	};
}

function remove(attendee) {
	return function(dispatch) {
		dispatch(removeAttendee());

		$.ajax({
			type: "DELETE",
			dataType: "json",
			url: "attendee/"+attendee.AttendeeId+"/",
			success: function(data, status, jqXHR) {
				var e = new Error();
				e.fromJSON(data);
				if (e.isError()) {
					dispatch(ErrorActions.serverError(e));
				} else {
					dispatch(attendeeRemoved(attendee.AttendeeId));
				}
			},
			error: function(jqXHR, status, error) {
				dispatch(ErrorActions.ajaxError(error));
			}
		});
	};
}

module.exports = {
	fetchAll: fetchAll,
	create: create,
	remove: remove,
	fetchPopular: fetchPopular
};