saas-platform/frontend/saas-web/app/util/FormUtil.js

Ext.define('saas.util.FormUtil', {

    BaseUtil: Ext.create('saas.util.BaseUtil'),

    // 请求页面组件接口模板
    baseUrl: basePath+'ui/co_view/config?name={viewName}',
    // 模板替换正则
    urlRe: /(.*){viewName}(.*)/g,
    
    /**
     * 获得form的字段配置
     * @param form: form组件
     * @param url: url
     */
    setItems: function(form) {
        var me = this,
        viewName = form.viewName,
        defaultItems = form.defaultItems,
        brr = [],
        formModel = form.getViewModel(),
        url = me.baseUrl.replace(me.urlRe, '$1' + viewName);
        
        brr = brr.concat(form.defaultItems);

        this.BaseUtil.request({url, async: false})
        .then(function(res) {
            if(res.success) {
                var config = res.data || true, items = defaultItems || [];
                if(config) {
                    var cusItems = config.items || [];
                    Ext.Array.each(cusItems, function(cusItem) {
                        var item = items.find(function(item) {
                            return item.name == cusItem.name;
                        });
                        Ext.apply(item, cusItem);
                    });
                    Ext.Array.each(items, function(item) {
                        if(item.xtype == 'numberfield') {
                            Ext.applyIf(item, {
                                hideTrigger: true, // 隐藏trigger
                                mouseWheelEnabled: false // 取消滚轮事件
                            });
                            // 设置默认值为0
                            formModel.set(item.name, 0);
                        }

                        //　设置必填
                        if(item.allowBlank==false){
                            // TODO 需要判断类型
                            item.beforeLabelTextTpl = "<font color=\"red\" style=\"position:relative; top:2px;right:2px; font-weight: bolder;\">*</font>";
                        }

                        // 如果是从表为其绑定store
                        if(item.xtype == 'detailGridField') {
                            var index = form.detailCount;
                            var columns = item.columns,
                            cnames = columns.filter(function(c) {
                                return c.dataIndex && !c.ignore;
                            }).map(function(c) {
                                return c.dataIndex
                            });

                            Ext.Array.each(columns, function(c) {

                                // 不可锁定
                                Ext.applyIf(c, {
                                    lockable: false
                                });
                                
                                var editor = c.editor;
                                if(editor && editor.xtype == 'numberfield') {
                                    Ext.applyIf(editor, {
                                        hideTrigger: true, // 隐藏trigger
                                        mouseWheelEnabled: false // 取消滚轮事件
                                    });
                                }
                            });

                            cnames.push(item.detnoColumn);

                            formModel.set('detail' + index + '.detailBindFields', cnames);
                            item.bind = {
                                store: '{detail' + index + '.detailStore}'
                            };     
                            formModel.set('detail' + index + '.detailStore', Ext.create('Ext.data.Store', {
                                model:item.storeModel,
                                data: []
                            }));

                            form.detailCount++;
                        }
                    });
                }
                return form.addItems(items);
            }else {
                return []
            }
        })
        .then(function(items) {
            form.fireEvent('afterSetItems', form, items);
        })
        .then(function() {
            me.loadData(form);
        })
        .catch(function(response) {
            console.error(response);
        });

    },

    loadData: function(form) {
        var me = this;
        form.setLoading(true);
        if(form.initId && form.initId!=0) {
            var url = form._readUrl + form.initId;
            me.BaseUtil.request({url })
            .then(function(res) {
                form.setLoading(false);
                if(res.success) {
                    var d = res.data;
                    var o = {
                        main: d.main
                    };
                    if(d.hasOwnProperty('items')) {
                        o.detail0 = d.items;
                    }else {
                        var idx = 1;
                        while(d.hasOwnProperty('items' + idx)) {
                            o['detail' + (idx - 1)] = d['items' + idx];
                            idx++;
                        }
                    }
                    form.setFormData(o);
                }
            })
            .catch(function(response) {
                form.setLoading(false);
                console.error(response);
            });
        }else{
            //取后台编号
            me.BaseUtil.request({
                url: basePath + 'commons/number/getMaxnumber',
                headers: {
                    "Content-Type": 'application/x-www-form-urlencoded;charset=UTF-8'
                },
                params: {
                    caller:form.caller
                },
                method: 'POST',
            }).then(function(res) {
                form.setLoading(false);
                if(res.success){
                    var code = res.data;
                    var viewModel = form.getViewModel();
                    var detailGrids = form.query('detailGridField');

                    Ext.Array.each(detailGrids, function(grid) {
                        grid.add10EmptyRow();
                    });
                    if(code){
                        viewModel.set(form._codeField,code);
                    }
                }
            }).catch(function() {
                form.setLoading(false);
            })
        }
    }
});