/* globals WELCOME_WAGON_OPTIONS */

var VERSION = 1.02;

// TODO: replace with http://content.highfidelity.com once stable.
var WELCOME_WAGON_FOLDER = 'http://hifi-content.s3.amazonaws.com/DomainContent/production/welcomeWagon/';
// TODO: get this from the domain itself through the API (might need to expose it)
// depends on https://github.com/highfidelity/hifi/pull/10764 , which will give us location.domainId
var DOMAIN_ID = WELCOME_WAGON_OPTIONS.DOMAIN_ID !== undefined ? WELCOME_WAGON_OPTIONS.DOMAIN_ID :
                                                                'fb6aa924-29e3-476a-808b-a1ffd8c16b97';

var ROTATING_DOMAIN = WELCOME_WAGON_OPTIONS.ROTATING_DOMAIN !== undefined ? WELCOME_WAGON_OPTIONS.ROTATING_DOMAIN :
                                                                            'WelcomeWagon';

var SEARCH_CENTER = WELCOME_WAGON_OPTIONS.SEARCH_CENTER !== undefined ? WELCOME_WAGON_OPTIONS.SEARCH_CENTER : {x: 19.2, y: 0.1, z: -135.6};
var SEARCH_AREA = WELCOME_WAGON_OPTIONS.SEARCH_AREA !== undefined ? WELCOME_WAGON_OPTIONS.SEARCH_AREA : 60000; // search area (sphere) in meters radius

var DISPLAY_NAME = WELCOME_WAGON_OPTIONS.DISPLAY_NAME !== undefined ? WELCOME_WAGON_OPTIONS.DISPLAY_NAME : 'WelcomeWagon [BOT]';

var ACTIVE_WELCOME_WAGON_JSON = WELCOME_WAGON_OPTIONS.ACTIVE_WELCOME_WAGON_JSON !== undefined ?
                                    WELCOME_WAGON_OPTIONS.ACTIVE_WELCOME_WAGON_JSON :
                                    WELCOME_WAGON_FOLDER + 'ww-wagonPad-complete.json';

var DISABLED_WELCOME_WAGON_JSON = WELCOME_WAGON_OPTIONS.DISABLED_WELCOME_WAGON_JSON !== undefined ? WELCOME_WAGON_OPTIONS.DISABLED_WELCOME_WAGON_JSON :
                                    WELCOME_WAGON_FOLDER + 'ww-wagonPad-ghost.json';

var PLATFORM_NAME = WELCOME_WAGON_OPTIONS.PLATFORM_NAME !== undefined ? WELCOME_WAGON_OPTIONS.PLATFORM_NAME : 'ww-landingPad';

var WELCOME_WAGON_CHANNEL = WELCOME_WAGON_OPTIONS.WELCOME_WAGON_CHANNEL !== undefined ? WELCOME_WAGON_OPTIONS.WELCOME_WAGON_CHANNEL : 'com.highfidelity.welcomeWagon';

var MODULES_PATH = WELCOME_WAGON_OPTIONS.MODULES_PATH !== undefined ? WELCOME_WAGON_OPTIONS.MODULES_PATH : WELCOME_WAGON_FOLDER + 'modules/';

var request = Script.require(MODULES_PATH + 'request.js').request;
var _entityImport = Script.require(MODULES_PATH + 'entityImport.js');

var welcomeWagonEntities = [];
var welcomeWagonEnabled = false;


var NOT_FOUND_INDEX = -1;

function removeLockedEntity(entityID) {
    Entities.editEntity(entityID, {locked: false});
    Entities.deleteEntity(entityID);
}

function checkDomainASync() {
    request('https://metaverse.highfidelity.com/api/v1/places/' + ROTATING_DOMAIN, function (error, data) {
        if (error === false) {
            var rotatingDomainID = data.data.place.root !== undefined ? data.data.place.root.domain.id : data.data.place.domain.id;
            var hasMatchingDomainID = Uuid.isEqual(DOMAIN_ID, rotatingDomainID);
            if (welcomeWagonEntities.length === 0 || welcomeWagonEnabled !== hasMatchingDomainID) {
                welcomeWagonEnabled = hasMatchingDomainID;

                var platformEntityID = null;
                Entities.findEntities(SEARCH_CENTER, SEARCH_AREA).forEach(function(entityID) {
                    if (Entities.getEntityProperties(entityID, 'name').name === PLATFORM_NAME) {
                        platformEntityID = entityID;
                    }
                });
                if (platformEntityID === null) {
                    print('couldn\'t find platform');
                    return;
                }

                var platformProperties = Entities.getEntityProperties(platformEntityID, ['position', 'rotation']);

                var importJSON = welcomeWagonEnabled ? ACTIVE_WELCOME_WAGON_JSON : DISABLED_WELCOME_WAGON_JSON;

                var entityTree = _entityImport.importEntitiesJSON(importJSON, {
                    position: platformProperties.position,
                    rotation: platformProperties.rotation
                }, {
                    locked: true
                }, {
                    parentID: platformEntityID
                });
                /*var platformIndex = NOT_FOUND_INDEX;
                entityTree.childEntities.forEach(function(childEntity, index) {
                    if (childEntity.name === PLATFORM_NAME) {
                        platformIndex = index;
                    }
                });*/

                // if (platformIndex === NOT_FOUND_INDEX) {
                //    print('Platform not found in JSON.');
                //    return;
                // }

                // TODO: first delete welcomeWagonEntities

                Entities.findEntities(SEARCH_CENTER, SEARCH_AREA).forEach(function(entityID) {
                    var properties = Entities.getEntityProperties(entityID, 'parentID');
                    if (properties.parentID === platformEntityID) {
                        removeLockedEntity(entityID);
                    }
                });

                /*var platFormEntity = entityTree.childEntities[platformIndex];
                if (platFormEntity.childEntities.length > 0) {
                    print('Found child entities on the platform, these will not be imported.');
                }*/

                //entityTree.childEntities.splice(platformIndex, 1);

                /*entityTree.childEntities.forEach(function(childEntity, index) {
                    childEntity.rotation = Quat.multiply(childEntity.rotation, Quat.inverse(platFormEntity.rotation));
                    childEntity.position = Vec3.multiplyQbyV(Quat.inverse(platFormEntity.rotation), Vec3.subtract(childEntity.position, platFormEntity.position));
                });*/

                welcomeWagonEntities = _entityImport.createEntitiesFromTree([
                    entityTree
                ])[0].childEntities;
            }
        } else {
            // TODO: Do nothing here for now, could be a metaverse bug (make require display the exact error, which is available in the data)
            print("[ERROR] Something went wrong with the request: " + error + " / data: " + JSON.stringify(data));
        }
    });
}

print('WelcomeWagonAC.js version: ' + VERSION);

// Assignment Client related code:
if (Script.isAgentScript()) {
    Agent.isAvatar = true;
    Avatar.skeletonModelURL = 'http://hifi-content.s3.amazonaws.com/ozan/dev/avatars/invisible_avatar/invisible_avatar.fst';
    Avatar.displayName = DISPLAY_NAME;

    var initialized = false;

    var update = function(deltaTime) {
        if (!initialized) {
            if (Entities.serversExist() && Entities.canRez()) {
                Entities.setPacketsPerSecond(60000);
                EntityViewer.setPosition(SEARCH_CENTER);
                EntityViewer.setCenterRadius(SEARCH_AREA);
                // This should allow us to see nano-scale entities from great distances
                EntityViewer.setVoxelSizeScale(Number.MAX_VALUE);
                Script.setInterval(function() {
                    EntityViewer.queryOctree();
                }, 1000);

                initialized = true;
                Script.setInterval(checkDomainASync, 3000);
                Script.update.disconnect(update);
            }
            return;
        }
    };

    AvatarList.avatarAddedEvent.connect(function(avatarID) {
        if (avatarID === Agent.sessionUUID) {
            print('Skipping own session UUID ' + avatarID);
            return;
        }
        print('Requesting ' + avatarID);
        // Test
        var IDENTITY_PACKETS_TIMEOUT = 1000;
        Script.setTimeout(function() {
            Users.requestUsernameFromID(avatarID);
        }, IDENTITY_PACKETS_TIMEOUT);
    });

    Users.usernameFromIDReply.connect(function(id, username, machineFingerprint, isAdmin) {
        if (!isAdmin) {
            // Users.ignore(id, true);
            print(username + " {" + id + "} is NOT supposed to see me.");
        } else {
            print(username + " {" + id + "} is supposed to see me.");
        }
    });

    Script.update.connect(update);
}