import ngModule from '../module';

class Controller {
    constructor($scope, $http, vnApp, $translate) {
        this.$scope = $scope;
        this.$http = $http;
        this.vnApp = vnApp;
        this.$translate = $translate;
        this.params = {parentFk: 1};
        this.icons = [{icon: 'delete', tooltip: 'Delete', callback: this.onDelete}];
        this.newNode = {
            name: ''
        };
    }

    onCreate(parent) {
        if (parent instanceof Object)
            this.newNode.parentFk = parent.id;

        this.selectedNode = {parent};
        this.$scope.createNode.show();
    }

    onDelete(item, parent, index) {
        this.selectedNode = {id: item.id, parent, index};
        this.$scope.deleteNode.show();
    }

    onDrop(item, dragged, dropped) {
        if (dropped.scope.item) {
            const droppedItem = dropped.scope.item;
            const draggedItem = dragged.scope.item;

            if (droppedItem.childs)
                droppedItem.childs.push(Object.assign({}, draggedItem));

            dragged.element.remove();

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

    onCreateDialogOpen() {
        this.newNode.name = '';
    }

    onCreateResponse(response) {
        if (response == 'ACCEPT') {
            try {
                if (!this.newNode.name)
                    throw new Error(`Name can't be empty`);

                this.$http.post(`/worker/api/Departments/nodeAdd`, this.newNode).then(response => {
                    if (response.data) {
                        let parent = this.selectedNode.parent;
                        if ((parent instanceof Object) && !(parent instanceof Array)) {
                            const childs = parent.childs;
                            childs.push(response.data);
                        } else if ((parent instanceof Object) && (parent instanceof Array))
                            parent.push(response.data);
                    }
                });
            } catch (e) {
                this.vnApp.showError(this.$translate.instant(e.message));
                return false;
            }
        }
        return true;
    }

    onRemoveResponse(response) {
        if (response === 'ACCEPT') {
            const path = `/worker/api/Departments/nodeDelete`;
            this.$http.post(path, {parentFk: this.selectedNode.id}).then(() => {
                let parent = this.selectedNode.parent;

                if ((parent instanceof Object) && !(parent instanceof Array)) {
                    const childs = parent.childs;
                    childs.splice(this.selectedNode.index, 1);
                } else if ((parent instanceof Object) && (parent instanceof Array))
                    parent.splice(this.selectedNode.index, 1);
            });
        }
    }
}

Controller.$inject = ['$scope', '$http', 'vnApp', '$translate'];

ngModule.component('vnWorkerDepartment', {
    template: require('./index.html'),
    controller: Controller
});