var apiRoot = '../api/api.php?token=saharacentre-Qx5LNaFoaV1gYdzA';

var cacheFloors;

window.addEventListener("message",function(e){
    var message = e.data;
    if(message.action == 'log') {
        var id = message.id;
        var type = message.type;
        var data = message.data;
        switch(type){
            case 'mapIt':
                if(data && data.room){
                    var room = data.room;
                    var key = encodeURIComponent(room);
                    var apiUrl = apiRoot + '&com=getRoomByKey&key=' + key;
                    $.get(apiUrl, function(rst){
                        var rst = JSON.parse(rst).data;
                        var buildingName = rst.bname;
                        var floorName = rst.fname;
                        var room_id_number_name = rst.name;
                        if(rst.description && rst.description != '') {
                            room_id_number_name = rst.description;
                        }
                        var display = '';
                        var roomTag = '';
                        var responseMessage = {};
                        responseMessage.action = 'log';
                        responseMessage.id = id;
                        responseMessage.args = [
                            "MapIt", 
                            "method", "mapit",
                            "buildingName", buildingName, 
                            "floorName", floorName, 
                            "roomNumName", room_id_number_name, 
                            "display", display, 
                            "tag", roomTag, "id", 
                            ""
                        ];
                        window.parent.postMessage(responseMessage, "*");
                    });
                }
                break;

            case 'multiMapIt':
                var points = message.points;
                var allPromise = [];
                if(points && points.length > 0){
                    for(let i in points) {
                        allPromise[i] = new Promise((resolve, reject) => {
                            var data = points[i];
                            var room = data.room;
                            var key = encodeURIComponent(room);
                            var apiUrl = apiRoot + '&com=getRoomByKey&key=' + key;
                            $.get(apiUrl, function(rst){
                                var rst = JSON.parse(rst).data;
                                var buildingName = rst.bname;
                                var floorName = rst.fname;
                                var room_id_number_name = rst.name;
                                if(rst.description && rst.description != '') {
                                    room_id_number_name = rst.description;
                                }
                                var display = '';
                                var roomTag = '';
                                var args = [
                                    "MapIt", 
                                    "method", "mapit",
                                    "buildingName", buildingName, 
                                    "floorName", floorName, 
                                    "roomNumName", room_id_number_name, 
                                    "display", display, 
                                    "tag", roomTag, "id", 
                                    ""
                                ];
                                resolve(args);
                            });
                        });
                    }
                    Promise.all(allPromise).then(function(args) {
                        var responseMessage = {};
                        responseMessage.action = 'log';
                        responseMessage.id = id;
                        responseMessage.args = args;
                        window.parent.postMessage(responseMessage, "*");
                    });
                }
                break;
            
            case 'locate':
                if(data && data.room){
                    var room = data.room;
                    var key = encodeURIComponent(room);
                    var apiUrl = apiRoot + '&com=getRoomByKey&key=' + key;
                    $.get(apiUrl, function(rst){
                        var rst = JSON.parse(rst).data;
                        var buildingName = rst.bname;
                        var floorName = rst.fname;
                        var room_id_number_name = rst.name;
                        if(rst.description && rst.description != '') {
                            room_id_number_name = rst.description;
                        }
                        var display = '';
                        var roomTag = '';
                        var responseMessage = {};
                        responseMessage.action = 'log';
                        responseMessage.id = id;
                        responseMessage.args = [
                            "MapIt", 
                            "method", "locate",
                            "buildingName", buildingName, 
                            "floorName", floorName, 
                            "roomNumName", room_id_number_name, 
                            "display", display, 
                            "tag", roomTag, "id", 
                            ""
                        ];
                        window.parent.postMessage(responseMessage, "*");
                    });
                }else if(data && data.floor) {
					var floor = data.floor;
					var fname = encodeURIComponent(floor);
					var apiUrl = apiRoot + '&com=getFloors';
					$.get(apiUrl, function(rst){
						var rsts = JSON.parse(rst).data;
						for(f of rsts){
							if(f.name == floor){
								var buildingName = f.bname;
								var floorName = f.name;
								var display = '';
								var roomTag = '';
								var responseMessage = {};
								responseMessage.action = 'log';
								responseMessage.id = id;
								responseMessage.args = [
									"MapIt", 
									"method", "locate",
									"buildingName", buildingName, 
									"floorName", floorName, 
									"roomNumName", "", 
									"display", display, 
									"tag", roomTag, "id", 
									""
								];
								window.parent.postMessage(responseMessage, "*");
								break;
							}
						}
					});
				}
                break;

            case 'icon':
                if(data && data.icon){
                    var responseMessage = {};
                    responseMessage.action = 'log';
                    responseMessage.id = id;
                    responseMessage.args = [
                        "MapIt", 
                        "method", "icon",
                        "buildingName", '', 
                        "floorName", '', 
                        "icon", data.icon, 
                        "display", ''
                    ];
                    window.parent.postMessage(responseMessage, "*");
                }
                break;
        }
    }
});