ConstructionCost/web/building_saas/main/js/models/composition.js

/**
 * 组成物相关数据
 *
 * @author CaiAoLin
 * @date 2017/10/27
 * @version
 */

function Composition() {
    this.datas = null;
    this.isLoading = false;
}
/**
 * 加载数据
 *
 * @param {function} callback
 * @return {boolean}
 */
Composition.prototype.loadData = function (callback = null) {
    let self = this;
    if (self.isLoading) {
        return false;
    }
    // 加载组成物数据
    $.ajax({
        url: '/glj/get-composition',
        type: 'post',
        dataType: 'json',
        data: {project_id: scUrlUtil.GetQueryString('project')},
        error: function() {
            // alert('数据传输错误');
        },
        beforeSend: function() {
            self.isLoading = true;
        },
        success: function(response) {
            self.isLoading = false;
            if (response.err === 1) {
                let msg = response.msg !== undefined && response.msg !== '' ? response.msg : '读取组成物数据失败!';
                alert(msg);
                return false;
            }
            self.datas = response.data;
            // 回调函数
            if (callback !== null) {
                callback(response.data);
            }
            // 存入缓存
            projectObj.project.composition = self;
        }
    });
};

/**
 * 获取对应code的组成物数据
 *
 * @param {String} code
 * @param {Number} gljType
 * @return {Array}
 */
Composition.prototype.getCompositionByCode = function(code, gljType = 0) {
    let result = [];
    if (code === '') {
        return result;
    }
    if (gljType === 0) {
        return this.datas[code] !== undefined ? this.datas[code] : result;
    }

    for(let composition of this.datas[code]) {
        if (composition.glj_type === gljType) {
            result.push(composition);
        }
    }

    return result;
};