var forbiddenCategories = require('cloud/forbiddenCategories.js');
var commonFunctions = require('cloud/commonFunctions');
exports.getDataForList = function(request, response){
var query = "https://maps.googleapis.com/maps/api/place/search/json?location=" +
request.params.latitude + "," + request.params.longitude + "&radius=" + request.params.radius +
"&language=pl&sensor=true&key=AIzaSyBzidCFRoEKWyZ8GU86UVs1UQQnqiZJKOI";
		Parse.Cloud.httpRequest({
		url: query,
		success: function(httpResponse) {
				var arr = JSON.parse(httpResponse.text);
				var results = arr.results;
				var finalResults = [];
				var forbiddenCategories = require('cloud/forbiddenCategories.js');
				var place = {evaluated: 0, name:'', id:'', latitude:'', longitude:'', categories:[], numberOfLikes: 0, numberOfDislikes: 0, imageURL:'', address:''};
				for (var i = 0; i<results.length; i++){
				place = {evaluated: 0, name:'', id:'', latitude:'', longitude:'', categories:[], numberOfLikes: 0, numberOfDislikes: 0,  imageURL:'', address:''};
					if (results[i].place_id != null){
					place.id = results[i].place_id;
					}
					if (results[i].geometry != null){
				    place.latitude = results[i].geometry.location.lat;
					place.longitude = results[i].geometry.location.lng;
					}
					if (results[i].name != null){
					place.name = results[i].name;
					}
					if (results[i].vicinity != null){
					place.address = results[i].vicinity;
					}
					if (results[i].photos != null){
					place.imageURL = 'https://maps.googleapis.com/maps/api/place/photo?maxwidth=1080&maxheight=408&photoreference=' + results[i].photos[0].photo_reference + '&key=AIzaSyBzidCFRoEKWyZ8GU86UVs1UQQnqiZJKOI';
					}
					if (results[i].types != null){
						//take only allowed categories
						for (var x = 0; x<results[i].types.length; x++){
                        var current = results[i].types[x];
						if (forbiddenCategories.getForbiddenCategories().indexOf(current) === -1){
						current = commonFunctions.replaceAll("_", " ", current);
						place.categories[x] = current;
						}

					}

				}

				finalResults[i] = place;
				}
				commonFunctions.getLikesAndDislikes(request, response, finalResults, true).then(function(){
				commonFunctions.evaluate(request, response, finalResults, true).then(function(){
					console.log(JSON.stringify(finalResults));
					response.success(JSON.stringify(finalResults));
				})

				});

				},

		error: function(httpResponse) {
		response.success('Error: loading json failed');
		}
		});
}

var getPlaceToJson = function(request, response){
	var PlaceTest = Parse.Object.extend("Place_Test");
	var obj = null;
    var query = new Parse.Query(PlaceTest);
    query.equalTo("googleId", request.params.googleId);
    return query.first({
  success: function(result) {
  },
  error: function(error) {
    alert("Error: " + error.code + " " + error.message);
  }
}).then(function(result){
if (result != null) obj = getObject(result);
getLikesAndDislikesForSingle(request, response, obj, true).then(function(){
evaluateForSingle(request, response, obj, true).then(function(){
response.success(JSON.stringify(obj));
})

});

});
}


var getSinglePlaceAndSaveFavourite = function(request, response, isFavourite){
	var query = "https://maps.googleapis.com/maps/api/place/details/json?placeid=" + request.params.googleId + "&key=AIzaSyBzidCFRoEKWyZ8GU86UVs1UQQnqiZJKOI";
	var Place_Test = Parse.Object.extend("Place_Test");
	var place = new Place_Test();
	Parse.Cloud.httpRequest({
		url: query,
		success: function(httpResponse) {
				var arr = JSON.parse(httpResponse.text);
				var result = arr.result;
					if (result.place_id != null){
					place.set("googleId", result.place_id);
					}
					if (result.geometry != null){
				    place.set("coordinates", new Parse.GeoPoint({latitude: result.geometry.location.lat, longitude: result.geometry.location.lng}));
					}
					if (result.name != null){
					place.set("name", result.name);
					}
					if (result.vicinity != null){
					place.set("address" ,result.vicinity);
					}
					if (result.photos != null){
					place.set("imageURL", 'https://maps.googleapis.com/maps/api/place/photo?maxwidth=1080&maxheight=408&photoreference=' + result.photos[0].photo_reference + '&key=AIzaSyBzidCFRoEKWyZ8GU86UVs1UQQnqiZJKOI');
					}
					if (result.types != null){
						var counter = 0;
						var array = [];
						for (var x = 0; x<result.types.length; x++){
                        var current = result.types[x];
						if (forbiddenCategories.getForbiddenCategories().indexOf(current) === -1)
						array[x] = current;
						place.set("categories", array);
					}
					}



				place.save().then(function(){
				    update(request, response, isFavourite);
				});


				},

		error: function(httpResponse) {
		response.success('Error: loading json failed');
		}
		});
}
var update = function(request, response, isFavourite){
    var evaluationFavourite = isFavourite?true:false;
    var Evaluations = Parse.Object.extend("Evaluation");
                            	var query = new Parse.Query(Evaluations);
                            	query.equalTo("googleId", request.params.googleId);
                            	query.equalTo("userId", request.params.user);
                            	query.first({
                              success: function(result) {
                                if (result != null){
                            		if (result.get("isFavourite") == evaluationFavourite){
                            			response.error("This place has already been evaluated");
                            		}
                            		else {
                            		result.set("isFavourite", evaluationFavourite);
                            		result.save().then(function(){
                            			getPlaceToJson(request, response);
                            		})
                            		}
                            	}
                            	else {
                            		var Evaluation = Parse.Object.extend("Evaluation");
                            		var evaluation = new Evaluation();
                            		evaluation.set("googleId", request.params.googleId);
                            		evaluation.set("userId", request.params.user);
                            		evaluation.set("isFavourite", evaluationFavourite);
                            		evaluation.save().then(function(){

                            		getPlaceToJson(request, response);
                            		})
                            	}
                              },
                              error: function(error) {
                                alert("Error: " + error.code + " " + error.message);
                              }
                            });
}
exports.addFavourite = function(request, response){
var PlaceTest = Parse.Object.extend("Place_Test");
var query = new Parse.Query(PlaceTest);
query.equalTo("googleId", request.params.googleId);
query.first().then(function(result){
if (result == null) getSinglePlaceAndSaveFavourite(request, response, true);
else update(request, response, true);
})
};

exports.disFavourite = function(request, response){
    var PlaceTest = Parse.Object.extend("Place_Test");
    var query = new Parse.Query(PlaceTest);
    query.equalTo("googleId", request.params.googleId);
    query.first().then(function(result){
    if (result == null) getSinglePlaceAndSaveFavourite(request, response, false);
    else update(request, response, false);
    })
}


var getObject = function(obj){
	var savedObject = {
				name:obj.get("name"),
				id:obj.get("googleId"),
				latitude:obj.get("coordinates").latitude,
				longitude:obj.get("coordinates").longitude,
				numberOfLikes:0,
				numberOfDislikes:0,
				evaluated:0,
				categories:obj.get("categories"),
				imageURL:obj.get("imageURL"),
				address:obj.get("address")};
	return savedObject;
}





var evaluateForSingle = function(request, response, object, isFavourite){
    var Evaluation = Parse.Object.extend("Evaluation");
    var query = new Parse.Query(Evaluation);

	query.equalTo("googleId", object.id);
	query.equalTo("userId", request.params.user);
    return query.first({
      success: function(result) {
	  if (result!= null) {
	    object.evaluated = result.get("isFavourite");
	  }
      },
      error: function(error) {
        alert("Error: " + error.code + " " + error.message);
      }
    });
}