angular.module('odoo')

    /**
     *
     */
    .controller('OpportunitiesController', function (
        $q,
        $scope,
        $ionicPopup,
        $ionicModal,
        $stateParams,
        $ionicFilterBar,
        $ionicActionSheet,
        deviceFactory,
        crmStagesDataFactory,
        opportunitiesDataFactory,
        customersStorageFactory
    ) {

        // =======================================================================================================
        $scope.loading = false;
        $scope.selectedIndex = -1;
        $scope.search = null;
        $scope.stages = [];
        $scope.stagesToMove = [];
        $scope.opportunity = {};
        $scope.opportunities = [];
        $scope.groupedOpportunities = [];
        $scope.stage = {
            previous: null,
            current: null,
            next: null
        };
        // =======================================================================================================

        /**
         *
         */
        $ionicModal.fromTemplateUrl('templates/sales/opportunity.html', {
            scope: $scope
        }).then(function (modal) {
            $scope.modal = modal;
        });

        /**
         *
         */
        $scope.$on('$ionicSlides.sliderInitialized', function (event, data) {
            $scope.slider = data.slider;
        });

        /**
         * 
         */
        $scope.$on('$ionicSlides.slideChangeStart', function (event, data) {
            $scope.loading = true;
        });

        /**
         *
         */
        $scope.$on('$ionicSlides.slideChangeEnd', function (event, data) {
            $scope.loading = false;
            $scope.stageChanged(data.slider.activeIndex);
        });

        /**
         *
         */
        $scope.$on('$ionicView.enter', function () {
            $scope.initialize();
        });

        /**
         *
         */
        $scope.$on('$destroy', function () {
            $scope.modal.remove();
        });

        /**
         *
         */
        $scope.initialize = function () {
            $scope.loading = true;

            $scope.getStages(function (stages) {

                $scope.slider.updateLoop();
                $scope.getOpportunities(function (opportunities) {
                    $scope.loading = false;
                    $scope.groupOpportunities();

                    $scope.$apply();
                }, function (err) {
                    $scope.loading = false;
                });

            }, function (err) {
                $scope.loading = false;
                deviceFactory.toast('No se ha podido cargar las oportunidades');
            });
        }

        /**
         *
         */
        $scope.getStages = function (success, error) {
            crmStagesDataFactory.sync(function (stages) {
                $scope.stages = stages;
                $scope.stageChanged(0);

                success(stages);
            }, function (syncErr) {
                crmStagesDataFactory.getAll(function (stages) {
                    $scope.stages = stages;
                    $scope.stageChanged(0);

                    success(stages);
                }, function (getAllErr) {
                    error(getAllErr);
                });
            });
        }

        /**
         *
         */
        $scope.getOpportunities = function (success, error) {
            opportunitiesDataFactory.sync(function (opportunities) {
                $scope.opportunities = opportunities;

                success(opportunities);
            }, function (syncErr) {
                opportunitiesDataFactory.getAll(function (opportunities) {
                    $scope.opportunities = opportunities;
                    // $scope.opportunities = opportunities.filter(function (item) {
                    //     if ($routeParams.id) {
                    //         return item.partner_id == $routeParams.id;
                    //     } else {
                    //         return true;
                    //     }
                    // });

                    success(opportunities);
                }, function (getAllErr) {
                    console.log(getAllErr);
                    error(getAllErr);
                });
            });
        }

        /**
         * 
         */
        $scope.groupOpportunities = function () {
            $scope.groupedOpportunities = $scope.opportunities.filter(function (item) {
                return angular.isArray(item.stage_id) ? item.stage_id[0] == $scope.stage.current.remote_id : item.stage_id == $scope.stage.current.remote_id;
            });
        }

        /**
         *
         */
        $scope.filterStages = function () {
            $scope.stagesToMove = $scope.stages.filter(function (item) {
                return item.id != $scope.stage.current.id;
            });
        }

        /**
         *
         */
        $scope.toogleNew = function () {
            if ($scope.stages.length > 0) {
                $scope.opportunity.stage_id = $scope.opportunity.stage_id || $scope.stages[0].remote_id;
            }

            $scope.modal.show();
        }

        /**
         *
         */
        $scope.getCustomersSuggestions = function (query) {
            var defer = $q.defer();

            customersStorageFactory.getAll(function (customers) { 
                defer.resolve(customers.filter(function (item) {
                    return item.name.toLowerCase().indexOf(query) != -1 && item.remote_id != 0 ? item : null; 
                }));
            }, function (err) {
                defer.reject([]);
            });
            
            return defer.promise;
        }

        /**
         *
         */
        $scope.selectCustomer = function (callback) {
            $scope.opportunity.contact_name = callback.item.name;
        }

        /**
         *
         */
        $scope.deselectCustomer = function (callback) {
            $scope.opportunity.contact_name = null;
        }

        /**
        *
        */
        $scope.toggleSearch = function () {
            $scope.search = $ionicFilterBar.show({
                items: $scope.groupedOpportunities,
                update: function (filtered, text) {
                    $scope.groupedOpportunities = filtered;
                }
            });
        }

        /**
         *
         */
        $scope.save = function () {
            opportunitiesDataFactory.save($scope.opportunity, function (opportunityId) {
                $scope.modal.hide();

                console.log($scope.opportunity);

                if (!$scope.opportunity.id) {
                    $scope.opportunity.id = opportunityId;
                    $scope.opportunities.push($scope.opportunity);
                }

                $scope.groupOpportunities();
                $scope.opportunity = {};

                $scope.$apply();

                deviceFactory.toast('Nueva opportunidad creada');
            }, function (err) { 
                console.log(err);
                deviceFactory.toast('No se ha podido guardar la opportunidad');
            });
        }

        /**
         *
         */
        $scope.delete = function () {
            deviceFactory.confirm('Estás seguro que quieres eliminar ésta oportunidad?', 'Confirmar', function (index) { 

                if (index == 1) {
                    opportunitiesDataFactory.remove($scope.opportunity, function (affected) {
                        if (affected != 0) {
                            var index = $scope.opportunities.indexOf($scope.opportunity);
                            $scope.opportunities.splice(index, 1);
                            $scope.opportunity = {};

                            $scope.groupOpportunities();
                            $scope.$apply();
                        }

                    }, function (err) {
                        console.log(err);
                        deviceFactory.toast('No se ha podido eliminar la oportunidad');
                    });
                }
            });
        }

        /**
         * Change the state
         */
        $scope.changeStage = function (index) {
            switch (index) {
                case 0:
                    $scope.slider.slidePrev();
                    break;
                case 1:
                    $scope.slider.slideTo(0);
                    break;
                case 2:
                    $scope.slider.slideNext();
                    break;
            }
        }

        /**
         * Change stage name on title
         */
        $scope.stageChanged = function (index) {
            if (!$scope.stages.length) {
                return;
            }

            $scope.stage.previous = index - 1 >= 0 ? $scope.stages[index - 1] : $scope.stages[index];
            $scope.stage.current = $scope.stages[index];
            $scope.stage.next = index + 1 <= $scope.stages.length ? $scope.stages[index + 1] : $scope.stages[index];

            $scope.groupOpportunities();

            if (!$scope.$$phase) {
                $scope.$apply();
            }
        }

        /**
         * Show availables stages to move
         */
        $scope.showStagesToMove = function () {
            $scope.filterStages();

            $scope.selectStage = $ionicPopup.show({
                scope: $scope,
                title: 'Mover a',
                templateUrl: 'templates/sales/crm-stages.html',
            });
        }

        /**
         * Move opportunity to stage
         */
        $scope.moveToStage = function (index) {
            $scope.selectStage.close();

            var opportunityToMove = $scope.groupedOpportunities[$scope.selectedIndex];
            var indexToUpdate = $scope.opportunities.indexOf(opportunityToMove);
            var stageToMove = $scope.stagesToMove[index];

            $scope.selectedIndex = -1;
            $scope.loading = true;

            opportunitiesDataFactory.changeStage(opportunityToMove, stageToMove.remote_id, function (opportunityId) {
                $scope.opportunities[indexToUpdate] = opportunityToMove;
                $scope.groupOpportunities();

                $scope.$apply();
                $scope.loading = false;
                
                deviceFactory.toast('Se movió la oportunidad a ' + $scope.stagesToMove[index].name);
            }, function (err) {

                $scope.loading = false;
                deviceFactory.toast('No se ha podido mover la oportunidad');
            });
        }

        /**
         * Open the actionsheet action options
         */
        $scope.openOptions = function (index) {
            deviceFactory.vibrate();

            $scope.selectedIndex = index;

            if (index == -1) {
                $scope.opportunity = {};
            } else {
                $scope.opportunity = $scope.groupedOpportunities[index];
            }

            console.log($scope.opportunity);

            $ionicActionSheet.show({
                titleText: 'Acciones',
                buttons: [
                    {
                        text: '<i class="icon ion-arrow-expand positive"></i> Abrir'
                    },
                    {
                        text: '<i class="icon ion-forward positive"></i> Mover a'
                    }
                ],
                destructiveText: '<i class="icon ion-trash-a assertive"></i> Eliminar',
                cancel: function () {
                    $scope.customer = {};
                    $scope.selectedIndex = -1;
                },
                buttonClicked: function (index) {
                   

                    switch (index) {
                        case 0:
                            $scope.selectedIndex = -1;
                            $scope.toogleNew();
                            break;
                        case 1:
                            $scope.showStagesToMove();
                            break;
                    }
                    return true;
                },
                destructiveButtonClicked: function () {
                    $scope.selectedIndex = -1;

                    $scope.delete();

                    return true;
                }
            });
        }
    });