/**
 * Created by zhang on 2017/11/22.
 */
let mongoose = require('mongoose');
let projectsModel = mongoose.model('projects');
let _ = require('lodash');

module.exports ={
    getProjectDecimal:getProjectDecimal,
    getBillsQuantityDecimal:getBillsQuantityDecimal
}

async function getProjectDecimal(projectID) {
    let decimal = null;
    let project =await projectsModel.findOne({ID:projectID});
    if(project){
        decimal = project.property.decimal
    }
    return decimal;
}

async function getBillsQuantityDecimal(projectID,unit) {
    let decimal = null;
    let project =await projectsModel.findOne({ID:projectID});
    if(project){
        let billsQuantityDecimal = project.property.billsQuantityDecimal;
        let el = _.find(billsQuantityDecimal,{'unit':unit});
        if(!el){
            el = billsQuantityDecimal[0];
        }
        decimal = el.decimal
    }
    return decimal;
}