angular.module('odoo')

    /**
     * -----------------------------------------------------------------------------
     *  Description:    Native SQL util instructions
     * -----------------------------------------------------------------------------
     */
    .factory('sqlFactory', function () {

        /**
         *
         */
        var count = function (tableName, success, error) {
            var sql = 'SELECT COUNT(*) AS total FROM ' + tableName;

            db.executeSql(sql, [], function (result) {
                success(result.rows.item(0).total);
            }, function (err) {
                error(err);
            });
        };

        // Execute native SQL SELECT instruction
        var select = function (tableName, success, error) {
            var sql = 'SELECT * FROM ' + tableName;

            db.executeSql(sql, [], function (result) {
                success(result.rows);
            }, function (err) {
                error(err);
            });
        };

        // Execute native SQL SELECT instruction with a constraint
        var selectByConstraint = function (tableName, constraint, success, error) {
            var sql = 'SELECT * FROM ' + tableName + ' WHERE ' + constraint;

            db.executeSql(sql, [], function (result) {
                success(result.rows);
            }, function (err) {
                error(err);
            });
        };

        // Execute native SQL SELECT instruction with a constraint
        var selectById = function (tableName, id, success, error) {
            var sql = 'SELECT * FROM ' + tableName + ' WHERE id = ?';

            db.executeSql(sql, [id], function (result) {
                success(result.rows);
            }, function (err) {
                error(err);
            });
        };

        // Execute native SQL SELECT instruction with count instruction
        var count = function (tableName, success, error) {
            var sql = 'SELECT COUNT(*) AS total FROM ' + tableName;

            db.executeSql(sql, [], function (result) {
                success(result.rows.item(0).total);
            }, function (err) {
                error(err);
            });
        };

        return {
            select: select,
            selectByConstraint: selectByConstraint,
            selectById: selectById,
            count: count
        }
    })

    /**
     * -----------------------------------------------------------------------------
     *  Description:    Get user configuration from local database
     * -----------------------------------------------------------------------------
     */
    .factory('configFactory', function (sqlFactory) {
        return function (success, error) {
            sqlFactory.select('user', function (users) {
                if (users.length == 0) {
                    success(0);
                } else if (users.length == 1) {
                    success(users.item(0));
                } else {
                    var configs = [];
                    for (var i = 0; i < users.length; i++) {
                        configs.push(users.item(i))
                    }

                    success(configs);
                }
            }, function (err) {
                error(err);
            });
        };
    })

    /**
     * -----------------------------------------------------------------------------
     *  Description:    Async loop util v2
     * -----------------------------------------------------------------------------
     */
    .factory('asyncLoopFactory', function () {
        return function (iterations, func, callback) {
            var index = 0;
            var done = false;
            var loop = {
                next: function () {
                    if (done) {
                        return;
                    }

                    if (index < iterations) {
                        index++;
                        func(loop);

                    } else {
                        done = true;
                        callback();
                    }
                },

                iteration: function () {
                    return index - 1;
                },

                break: function () {
                    done = true;
                    callback();
                }
            };

            loop.next();
            return loop;
        }
    })

    /**
    * -----------------------------------------------------------------------------
    *  Description:    Native device functions manager
    * -----------------------------------------------------------------------------
    */
    .factory('deviceFactory', function (
        $timeout,
        $rootScope,
        $cordovaToast,
        $cordovaCamera,
        $cordovaDialogs,
        $cordovaContacts,
        $cordovaVibration,
        $cordovaGeolocation,
        $cordovaDeviceMotion,
        $cordovaLaunchNavigator
    ) {

        var vibrateDuration = 50;

        /**
         *
         */
        var takePicture = function (success, error) {
            var options = {
                quality: 75,
                destinationType: Camera.DestinationType.DATA_URL,
                sourceType: Camera.PictureSourceType.CAMERA,
                allowEdit: true,
                encodingType: Camera.EncodingType.JPEG,
                targetWidth: 300,
                targetHeight: 300,
                popoverOptions: CameraPopoverOptions,
                saveToPhotoAlbum: false,
                correctOrientation: true
            };

            $cordovaCamera.getPicture(options).then(function (imageData) {
                success(imageData);
            }, function (err) {
                error(err);
            });
        }

        /**
         *
         */
        var saveContact = function (contact, success, error) {
            if (!contact.mobile && !contact.phone && !contact.email) {
                return error('No hay nada que guardar');
            }

            var info = {
                name: {
                    givenName: contact.name,
                    familyName: '',
                    formatted: ''
                },
                nickname: '',
                phoneNumbers: [
                    {
                        value: contact.phone,
                        type: 'phone'
                    },
                    {
                        value: contact.mobile,
                        type: 'mobile'
                    }
                ],
                emails: [
                    {
                        value: contact.email,
                        type: 'home'
                    }
                ],
                addresses: [
                    {
                        type: 'home',
                        formatted: '',
                        streetAddress: contact.street,
                        locality: contact.city,
                        region: '',
                        postalCode: '',
                        country: 'Paraguay'
                    }
                ],
                ims: null,
                organizations: null,
                birthday: null,
                note: null,
                photos: null,
                categories: null,
                urls: null
            };

            $cordovaContacts.save(info).then(function (result) {
                $cordovaVibration.vibrate(vibrateDuration);

                success(result);
            }, function (err) {
                $cordovaVibration.vibrate(vibrateDuration);

                error(err);
            });
        }

        /**
         *
         */
        var getCurrentPosition = function (success, error) {
            var options = {
                timeout: 10000,
                enableHighAccuracy: false
            }


            notify('Obteniendo localización');

            $cordovaGeolocation.getCurrentPosition(options).then(function (position) {
                notify('Localización obtenida con éxito');

                success(position);
            }, function (err) {
                notify('No se pudo obtener la localización, revise si su GPS está activo', true);

                error(err);
            });
        }

        /**
         *
         */
        var navigate = function (destination, success, error) {
            if (!destination.partner_latitude || !destination.partner_longitude) {
                return error('No hay destino');
            }

            $cordovaLaunchNavigator.navigate(destination).then(function () {
                success('Navigator launched');
            }, function (err) {
                error(err);
            });
        }

        /**
         *
         */
        var vibrate = function () {
            $cordovaVibration.vibrate(vibrateDuration);
        }

        /**
         *
         */
        var toast = function (message, long) {
            long = long || false;

            $cordovaToast.show(message, long ? 'long' : 'short', 'bottom');
        }

        /**
         *
         */
        var confirm = function (message, title, success) {
            $cordovaDialogs.confirm(message, title, ['Aceptar', 'Cancelar']).then(function (index) {
                success(index);
            });
        }

        /**
         *
         */
        var notify = function (message, long) {
            vibrate();
            toast(message, long);
        }

        /**
         *
         */
        var detectShake = function () {
            var previousMeasurements = {};

            var options = {
                frequency: 100,
                deviation: 25
            }

            var watcher = null;

            var startWatching = function () {
                watcher = $cordovaDeviceMotion.watchAcceleration(options);

                watcher.then(null, function (err) {
                    console.log(err);
                }, function (currentMeasurements) {
                    evaluateShake(currentMeasurements);
                });
            }

            var evaluateShake = function (currentMeasurements) {
                var measurements = {};

                if (previousMeasurements.x) {
                    measurements.x = Math.abs(previousMeasurements.x, currentMeasurements.x);
                    measurements.y = Math.abs(previousMeasurements.y, currentMeasurements.y);
                    measurements.z = Math.abs(previousMeasurements.x, currentMeasurements.z);
                }

                if (measurements.x + measurements.y + measurements.z > options.deviation) {
                    stopWatching();
                    previousMeasurements = {};
                } else {
                    previousMeasurements = currentMeasurements;
                }
            }

            var stopWatching = function () {
                watcher.clearWatch();

                $timeout(function () {
                    startWatching();
                }, 1500);

                $rootScope.$broadcast('device.shaked');
            }

            startWatching();
        }

        return {
            takePicture: takePicture,
            saveContact: saveContact,
            getCurrentPosition: getCurrentPosition,
            navigate: navigate,
            vibrate: vibrate,
            toast: toast,
            confirm: confirm,
            notify: notify,
            detectShake: detectShake
        }
    });