//batAttackTrigger.js

(function(){
    var BAT_ORBIT_RADIUS = 50; 
    var batIntervalCheck = null;  
    var CHECK_INTERVAL = 50; 
    var swooperData;
    var batData;
    var tornadoData;
    var zoneProperties;
    var HALF_MULTIPLIER = 0.5;

    this.preload = function(entityID) {
        // Get the Bat_tornado_position entity userData fields, and note the position of the entity.
        //debugPrint("Bat Zone preload " + entityID);
        entity = entityID;
        _this = this;

        zoneProperties = Entities.getEntityProperties(entityID, ["position", "dimensions", "rotation", "userData"]);
        var position = Entities.getEntityProperties(entityID, "position").position;

        tornadoData = getPropertiesFromNamedObj("bat_tornado", position, 30, ["position"]);
        swooperData = getPropertiesFromNamedObjects("bat_swooper", tornadoData.position, BAT_ORBIT_RADIUS, ["position"]);
        batData = getPropertiesFromNamedObjects("bat", tornadoData.position, BAT_ORBIT_RADIUS*2, ["position"]);
        //console.log("swooper data length ", JSON.stringify(swooperData[3].id));
        //console.log(JSON.stringify(batData));
       
        // var props = Entities.getEntityProperties(entity, [ "userData" ]);
        // var data = {};
        // if (props.userData) {
        //     data = JSON.parse(props.userData);
        // }
        // var changed = false;
        // for(var p in DEFAULT_USERDATA) {
        //     if (!(p in data)) {
        //         data[p] = DEFAULT_USERDATA[p];
        //         changed = true;
        //     }
        // }
        // if (changed) {
        //     //debugPrint("applying default values to userData");
        //     Entities.editEntity(entity, { userData: JSON.stringify(data) });
        // }
        // this.updateSettings();
        
        // Subscribe to toggle notifications using entity ID as a channel name
        // Messages.subscribe(entity);
        // Messages.messageReceived.connect(this, "_onMessageReceived");
    };

    function isPositionInsideBox(position, boxProperties) {
        var localPosition = Vec3.multiplyQbyV(Quat.inverse(boxProperties.rotation),
            Vec3.subtract(position, boxProperties.position));
        var halfDimensions = Vec3.multiply(boxProperties.dimensions, HALF_MULTIPLIER);
        return -halfDimensions.x <= localPosition.x &&
                halfDimensions.x >= localPosition.x &&
               -halfDimensions.y <= localPosition.y &&
                halfDimensions.y >= localPosition.y &&
               -halfDimensions.z <= localPosition.z &&
                halfDimensions.z >= localPosition.z;
    }

    function isSomeAvatarOtherThanMeStillInsideTheObject(objectProperties) {
        var result = false;
        AvatarList.getAvatarIdentifiers().forEach(function(avatarID) {
            var avatar = AvatarList.getAvatar(avatarID);
            if (avatar.sessionUUID !== MyAvatar.sessionUUID) {
                if (isPositionInsideBox(avatar.position, objectProperties)) {
                    result = true;
                }
            }
        });
        return result;
    }

    function getPropertiesFromNamedObj(entityName, searchOriginPosition, searchRadius, arrayOfProperties) {

        var entityList = Entities.findEntitiesByName(
            entityName,
            searchOriginPosition,
            searchRadius
        );

        if (entityList.length > 0) {
            return Entities.getEntityProperties(entityList[0], arrayOfProperties);
        } else {
            console.log("GOT NOTHING");
            return null;
        }
    }

    function getPropertiesFromNamedObjects(entityName, searchOriginPosition, searchRadius, arrayOfProperties) {

        var entityList = Entities.findEntitiesByName(
            entityName,
            searchOriginPosition,
            searchRadius
        );
        var returnedObjects = [];

        // console.log("getProperties searchOriginPosition ",JSON.stringify(searchOriginPosition));
        // console.log("getProperties searchRadius ",JSON.stringify(searchRadius));
        // console.log("getProperties entityList ",JSON.stringify(entityList));

        if (entityList.length > 0) {
            //return Entities.getEntityProperties(entityList.forEach, arrayOfProperties);
            entityList.forEach(function(entity){
                var properties = Entities.getEntityProperties(entity, arrayOfProperties);
                returnedObjects.push(properties);
            });
            return returnedObjects;
        } else {
            console.log("GOT NOTHING");
            return null;
        }
    }

    this.enterEntity = function(entityID) {

        print("bat zone entered");
        if (!isSomeAvatarOtherThanMeStillInsideTheObject(zoneProperties)) {
            // Collect data on the original parents of the bats for resetting them after the event has completed
            var runOnce = false;
            var checkDistOnce = false;
            var endSwarmCheck = [];
            var oldParents = [];
            
            if(runOnce === false){
                batData.forEach(function(element){
                    oldParents.push(element.parentID)
                    endSwarmCheck.push(false);
                    console.log("ORIGINAL BAT PARENT: ", JSON.stringify(element.parentID), " and OLD PARENT: ", oldParents[oldParents.length - 1]);
                });
                console.log("oldParents got data", oldParents.length);
                var angularVelocityToPass = {
                    x: Math.PI,
                    y: 0,
                    z: 0
                };
                
                // Initiate the swoop
                swooperData.forEach(function(element){
                // console.log("Swooper Element ID ", JSON.stringify(element.id));
                    Entities.callEntityServerMethod(element.id, "swoopTheBats", [JSON.stringify(angularVelocityToPass)]);
                });
                runOnce = true;
            }


            // Start an interval to distance check bats from the tornado center.
            batIntervalCheck = Script.setInterval(function(){
                batData = null;
                batData = getPropertiesFromNamedObjects("bat", tornadoData.position, BAT_ORBIT_RADIUS*2, ["position"]);
                var distance = [];
                batData.forEach(function(element){
                    // console.log("bat data is: ", JSON.stringify(element));
                    distance.push(Vec3.distance(element.position, tornadoData.position));
                });

                for(var i=0; i<distance.length; i++){
                    if (distance[i] <= 10.0 && batData[i].parentID != tornadoData.id && checkDistOnce === false){                    
                        console.log("distance less than 10!!!!!! ", distance[i]);  
                        console.log("PRECHANGE: batData parent: ", batData[i].parentID, "tornado ID: ", tornadoData.id)  
                        // Join the tornado!
                        Entities.callEntityServerMethod(batData[i].id, "changeParent", [tornadoData.id]);    
                        //Entities.callEntityServerMethod(batData[i].id, "changeParent", tornadoData.id);    
                        console.log("POSTCHANGE: batData parent: ", batData[i].parentID, "tornado ID: ", tornadoData.id)  
                        checkDistOnce = true;
                    }
                }

                for (var i = 0; i < batData.length; i++){
                    if (batData[i].parentID == tornadoData.id && endSwarmCheck[i] === false){
                        // After tornado-ing for a bit, swoop back out.
                        endSwarmCheck[i] = true;
                        var index = i;
                        Script.setTimeout(function(){   
                            console.log("tornado id ", tornadoData.id);
                            console.log("bat parent before ", batData[index].parentID);
                            //Entities.callEntityServerMethod(batData[index].id, "changeParent", [oldParents[index]])
                            Entities.callEntityServerMethod(batData[index].id, "changeParent", oldParents[index])    
                            console.log("bat parent after ", batData[index].parentID);
                            var angularVelocityToEnd = {
                                x: 0,
                                y: 0,
                                z: 0
                            };
                            Script.setTimeout(function(){
                                Entities.callEntityServerMethod(swooperData[index].id, "swoopTheBats", [JSON.stringify(angularVelocityToEnd)]);
                                runOnce = false;
                                checkDistOnce = false;
                                console.log("finished swarming, checkdist reset", checkDistOnce);
                            }, 1000);                    
                        }, 4000); 
                    } 
                }
            },CHECK_INTERVAL);  
        }
    };

    this.unload = function(entityID) {
        this.cleanup();
    };

    this.cleanup = function() {
        Script.stop();
    };
})