/**
 * Created by zhang on 2018/1/26.
 */
let  projectsModel = require("../../pm/models/project_schema");
let async_n = require("async");
let ration_model = require('../models/ration');
let bill_model = require('../models/bills');
let consts = require('../models/project_consts');
let projectConsts = consts.projectConst;

module.exports = {
    markUpdateProject:markUpdateProject,
    removeProjectMark:removeProjectMark,
    updateNodes:updateNodes
};

function updateNodes(datas,callback) {
    let tasks = [];
    for(let node of datas){
        tasks.push(updateOne(node))
    }
    async_n.parallel(tasks, function(err, results) {
        if (!err){
            callback(0, '', results);
        }
        else{
            console.log(err);
            callback(1, 'save project failed'+err.message, null);
        }
    });
    function updateOne(node) {
        if(node.type == projectConsts.BILLS){
            return function (asCallback) {
                bill_model.model.findOneAndUpdate({projectID: node.data.projectID, ID: node.data.ID,deleteInfo: null}, node.data,{new: true}, asCallback);
            }
        }else if(node.type ==projectConsts.RATION){
            return function (asCallback) {
                ration_model.model.findOneAndUpdate({projectID: node.data.projectID, ID: node.data.ID,deleteInfo: null}, node.data,{new: true}, asCallback);
            }
        }
    }
}

//data = {feeRateID:111111,projectID:1245}; type = feeRate
async function markUpdateProject(data,type) {
    let tasks=[];
    let query = {deleteInfo:null};
    let result = null;
    if(type=="feeRate"){//更改了费率
        query['property.feeFile.id'] = data.feeRateID;
    }
    if(type=="unitFile"){//更改了单价文件
        query['property.unitPriceFile.id'] = data.unitFileID;//unitPriceFile
    }
    let projects =await projectsModel.find(query);
    for(let p of projects){
        if(p.ID!=data.projectID){//当前项目不用更新
            tasks.push(generateMarkTask(type,p.ID));
        }
    }
    if(tasks.length>0){
        result = await projectsModel.bulkWrite(tasks);
    }
    return result;
}

async function removeProjectMark(projectID) {
    return await projectsModel.findOneAndUpdate({ID:projectID},{"$unset":{"changeMark":1}});
}

function generateMarkTask(value,projectID) {
    let task = {
        updateOne:{
            filter:{
                ID:projectID
            },
            update:{
                changeMark:value
            }
        }
    };
    return task
}