import ngModule from '../../module';
import Section from 'salix/components/section';

class Controller extends Section {
    $postLink() {
        this.$.treeview.fetch();
    }

    onFetch(item) {
        const params = item ? {parentId: item.id} : null;
        return this.$.model.applyFilter({}, params).then(() => {
            return this.$.model.data;
        });
    }

    onSort(a, b) {
        return a.name.localeCompare(b.name);
    }

    onDrop(dropped, dragged) {
        const params = dropped ? {parentId: dropped.id} : null;
        const query = `departments/${dragged.id}/moveChild`;
        this.$http.post(query, params).then(() => {
            this.$.treeview.move(dragged, dropped);
        });
    }

    onCreate(parent) {
        this.newChild = {
            parent: parent,
            name: ''
        };

        this.$.createNode.show();
    }

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

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

            const params = {name: this.newChild.name};
            const parent = this.newChild.parent;

            if (parent && parent.id)
                params.parentId = parent.id;

            const query = `departments/createChild`;
            this.$http.post(query, params).then(res => {
                const item = res.data;
                item.parent = parent;

                this.$.treeview.create(item);
            });
        } catch (e) {
            this.vnApp.showError(this.$t(e.message));
            return false;
        }
        return true;
    }

    onRemove(item) {
        this.removedChild = item;
        this.$.deleteNode.show();
    }

    onRemoveResponse() {
        const childId = this.removedChild.id;
        const path = `departments/${childId}/removeChild`;
        this.$http.post(path).then(() => {
            this.$.treeview.remove(this.removedChild);
        });
    }
}

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