/**
 * Created by Zhong on 2017/12/21.
 */

import {compleRationModel, installSectionModel, installFeeItemModel} from './schemas';
import {complementaryGljModel, stdGljModel} from '../../complementary_glj_lib/models/schemas';
import async from 'async';
let stdRationModel = require ('../../ration_repository/models/ration_item').Model;
let counter = require('../../../public/counter/counter');
const scMathUtil = require('../../../public/scMathUtil').getUtil();

class CompleRatoinDao {
    async updateRation(userID, compilationId, updateData, callback){
        try{
            for(let i = 0, len = updateData.length; i < len; i++){
                let updateObj = updateData[i];
                if(updateObj.updateType === 'new'){
                    updateObj.updateData.userID = userID;
                    updateObj.updateData.compilationId = compilationId;
                    await compleRationModel.create(updateObj.updateData);
                }
                else if(updateObj.updateType === 'update'){
                    await compleRationModel.update({userID: userID, rationRepId: updateObj.updateData.rationRepId}, updateObj.updateData);
                }
            }
            callback(0, '');
        }
        catch(err){
            callback(err, null);
        }
    }

    async getRationItems(userID, rationRepId, sectionId, callback){
        try{
            let stdRations = await stdRationModel.find({rationRepId: rationRepId, sectionId: sectionId, $or: [{isDeleted: null}, {isDeleted: false}]});
            //mark std
            for(let i = 0, len = stdRations.length; i < len; i++){
                stdRations[i]._doc.type = 'std';
            }
            let compleRations = await compleRationModel.find({userId: userID, rationRepId: rationRepId, sectionId: sectionId, deleteInfo: null});
            //mark complementary
            for(let i = 0, len = compleRations.length; i < len; i++){
                compleRations[i]._doc.type = 'complementary';
            }
            callback(0, stdRations.concat(compleRations));
        }
        catch(err){
            callback(err, null);
        }
    }

    async getRationsCodes(userID, rationRepId, callback){
        try{
            let stdRationCodes = await stdRationModel.find({rationRepId: rationRepId, $or: [{isDeleted: null}, {isDeleted: false}]}, '-_id code');
            let compleRationCodes = await compleRationModel.find({userId: userID, rationRepId: rationRepId, deleteInfo: null}, '-_id code');
            let rstCodes = [];
            stdRationCodes.concat(compleRationCodes).forEach(function (rationItem) {
                rstCodes.push(rationItem.code);
            });
            callback(0, rstCodes);
        }
        catch(err){
            callback(err, null);
        }
    }

    async getGljItems(gljLibId, callback){
        try{
            let stdGljs = await stdGljModel.find({repositoryId: gljLibId, $or: [{deleted: null}, {deleted: false}]});
            callback(0, stdGljs);
        }
        catch(err){
            callback(err, null);
        }
    }

    async getGljItemsOccupied(gljLibId, occupation, callback){
        try{
            let stdGls = await stdGljModel.find({repositoryId: gljLibId, $or: [{deleted: null}, {deleted: false}]}, occupation);
            callback(0, stdGls);
        }
        catch (err){
            callback(err, null);
        }
    }


    async getGljItemsByIds(userID, ids, callback){
        try{
            let rst = [];
            for(let i = 0, len = ids.length; i < len; i++){
                if(ids[i].type === 'std'){
                    let stdGlj = await stdGljModel.find({ID: ids[i].id, deleteInfo: null});
                    if(stdGlj.length > 0){
                        stdGlj[0]._doc.type = 'std';
                        rst.push(stdGlj[0]);
                    }
                }
                else if(ids[i].type === 'complementary'){
                    let compleGlj = await complementaryGljModel.find({userId: userID, ID: ids[i].id, deleteInfo: null});
                    if(compleGlj.length > 0){
                        compleGlj[0]._doc.type = 'complementary';
                        rst.push(compleGlj[0]);
                    }
                }
            }
            callback(0, rst);
        }
        catch(err){
            callback(err, null);
        }
    }

    async getGljItemsByCodes(userID, compilationId, rationRepId, codes, callback){
        try{
            let rst = [];
            for(let i = 0, len = codes.length; i < len; i++){
                let stdGlj = await stdGljModel.find({repositoryId: rationRepId, code: codes[i]});
                if(stdGlj.length > 0){
                    stdGlj[0]._doc.type = 'std';
                    rst.push(stdGlj[0]);
                }
                else {
                    let compleGlj = await complementaryGljModel.find({userId: userID, compilationId: compilationId, code: codes[i]});
                    if(compleGlj.length > 0){
                        compleGlj[0]._doc.type = 'complementary';
                        rst.push(compleGlj[0]);
                    }
                }
            }
            callback(0, rst);
        }
        catch(err){
            callback(err, null);
        }
    }
    //造价书定额库
    async getRationGljItemsBySection(userId, sectionId, callback){
        try{
            let stdRations = await stdRationModel.find({sectionId: sectionId, $or: [{isDeleted: null}, {isDeleted: false}]});
            for(let ration of stdRations){
                ration._doc.type = 'std';
            }
            let compleRations = await compleRationModel.find({userId: userId, sectionId: sectionId, deleteInfo: null});
            for(let ration of compleRations){
                ration._doc.type = 'complementary';
            }
            let rations = stdRations.concat(compleRations);
            rations.sort(function (a, b) {
                let rst = 0;
                if(a.code > b.code){
                    rst = 1;
                }
                else if(a.code < b.code){
                    rst = -1;
                }
                return rst;
            });
            for(let ration of rations){
                let hint = '';
                for(let rationGlj of ration.rationGljList){
                    let glj;
                    if(!isDef(rationGlj.type) || rationGlj.type === 'std'){
                         glj = await stdGljModel.findOne({ID: rationGlj.gljId});
                    }
                    else {
                         glj = await complementaryGljModel.findOne({uesrId: userId, ID: rationGlj.gljId});
                    }
                    if(isDef(glj)){
                        let unitHint = '' + glj.code + ' ' + glj.name + ' ' + glj.unit + ' ' + rationGlj.consumeAmt + '</br>';
                        hint += unitHint;
                    }
                }
                ration._doc.hint = hint;
            }
            callback(0, rations);
        }
        catch(err){
            callback(err, null);
        }
    }

    updateRationBasePrc(userID, basePrcArr, callback){
        let me  = this;
        async.each(basePrcArr, function (basePrcObj, finalCb) {
            let adjGljId = basePrcObj.gljId, adjBasePrice = basePrcObj.basePrice, adjGljType = basePrcObj.gljType;
            async.waterfall([
                function (cb) {
                    if(typeof basePrcObj.delete !== 'undefined' && basePrcObj.delete === 1){
                        //补充定额
                        compleRationModel.find({'rationGljList.gljId': adjGljId},{ID: 1, rationGljList: 1}, function (err, compleRst) {
                            if(err){
                                cb(err);
                            }
                            else {
                                compleRationModel.update({'rationGljList.gljId': adjGljId}, {$pull: {rationGljList: {gljId: adjGljId}}}, {multi: true}, function (err) {
                                    if(err){
                                        cb(err);
                                    }
                                    else {
                                        cb(null, compleRst);
                                    }
                                });
                            }
                        });

                    }
                    else{
                        compleRationModel.find({'rationGljList.gljId': adjGljId}, function (err, compleRst) {
                            if(err){
                                cb(err);
                            }
                            else {
                                cb(null, compleRst);
                            }
                        });
                    }
                },
                function (result, cb) {
                    async.each(result, function (rationItem, ecb) {
                        let rationGljList = rationItem.rationGljList,
                            gljIds = [];
                        rationGljList.forEach(function (rationGlj) {
                            let idObj = Object.create(null);
                            idObj.id = rationGlj.gljId;
                            idObj.type = rationGlj.type;
                            gljIds.push(idObj);
                        });
                        me.getGljItemsByIds(userID, gljIds, function(err, gljItems){
                            if(err){
                                ecb(err);
                            }
                            else{
                                let gljArr = [];
                                for(let i=0; i<gljItems.length; i++){
                                    let gljParentType = -1;
                                    if(gljItems[i].ID === adjGljId){
                                        gljItems[i].gljType = adjGljType;
                                    }
                                    if(gljItems[i].gljType <= 3){
                                        gljParentType = gljItems[i].gljType;
                                    }
                                    if(gljItems[i].gljType > 200 && gljItems[i].gljType < 300){
                                        gljParentType = 2;
                                    }
                                    if(gljItems[i].gljType > 300 && gljItems[i].gljType < 400){
                                        gljParentType = 3;
                                    }
                                    if(gljItems[i].ID === adjGljId){
                                        gljArr.push({gljId: gljItems[i].ID, basePrice: adjBasePrice, gljParentType: gljParentType});
                                    }
                                    else {
                                        gljArr.push({gljId: gljItems[i].ID, basePrice: parseFloat(gljItems[i].basePrice), gljParentType: gljParentType});
                                    }
                                }
                                gljArr.forEach(function (gljItem) {
                                    rationGljList.forEach(function (rationGlj) {
                                        if(gljItem.gljId === rationGlj.gljId){
                                            gljItem.consumeAmt = parseFloat(rationGlj.consumeAmt);
                                        }
                                    })
                                });
                                //recalculate the price of ration
                                let labourPrc = [], materialPrc = [], machinePrc = [], singlePrc, updatePrc = {labourPrice: 0, materialPrice: 0, machinePrice: 0, basePrice: 0};
                                gljArr.forEach(function (gljItem) {
                                    if(gljItem.gljParentType !== -1){
                                        singlePrc = scMathUtil.roundTo(gljItem.basePrice * gljItem.consumeAmt, -3);
                                        if(gljItem.gljParentType === 1){
                                            labourPrc.push(singlePrc);
                                        }
                                        else if(gljItem.gljParentType ===2){
                                            materialPrc.push(singlePrc);
                                        }
                                        else{
                                            machinePrc.push(singlePrc);
                                        }
                                    }
                                });
                                if(labourPrc.length > 0){
                                    let sumLaP = 0;
                                    for(let i=0; i<labourPrc.length; i++){
                                        sumLaP += labourPrc[i];
                                    }
                                    updatePrc.labourPrice = scMathUtil.roundTo(sumLaP, -2);
                                }
                                if(materialPrc.length > 0){
                                    let sumMtP = 0;
                                    for(let i= 0; i<materialPrc.length; i++){
                                        sumMtP += materialPrc[i];
                                    }
                                    updatePrc.materialPrice = scMathUtil.roundTo(sumMtP, -2);
                                }
                                if(machinePrc.length > 0){
                                    let sumMaP = 0;
                                    for(let i =0; i< machinePrc.length; i++){
                                        sumMaP += machinePrc[i];
                                    }
                                    updatePrc.machinePrice = scMathUtil.roundTo(sumMaP, -2);
                                }
                                updatePrc.basePrice = scMathUtil.roundTo(updatePrc.labourPrice + updatePrc.materialPrice + updatePrc.machinePrice, -2);
                                //updateDataBase
                                compleRationModel.update({ID: rationItem.ID}, {$set: {labourPrice: updatePrc.labourPrice.toString(), materialPrice: updatePrc.materialPrice.toString(),
                                        machinePrice: updatePrc.machinePrice.toString(), basePrice: updatePrc.basePrice.toString()}},
                                    function (err, result) {
                                        if(err){
                                            ecb(err);
                                        }
                                        else {
                                            ecb(null);
                                        }
                                    });
                            }
                        });
                    }, function(err){
                        if(err){
                            cb(err);
                        }
                        else {
                            cb(null);
                        }
                    });
                },
            ], function (err) {
                if(err){
                    finalCb(err);
                }
                else{
                    finalCb(null);
                }
            });
        }, function (err) {
            if(err){
                callback(err, 'Error');
            }
            else{
                callback(0, '');
            }
        });
    }

    mixUpdateRationItems (userID, compilationId, rationLibId, sectionId, updateItems, addItems, rIds, callback){
        let me = this;
        if (updateItems.length == 0 && rIds.length == 0) {
            me.addRationItems(userID, compilationId, rationLibId, sectionId, addItems, callback);
        } else {
            me.removeRationItems(rationLibId, rIds, function(err, message, docs) {
                if (err) {
                    callback(true, false);
                } else {
                    me.updateRationItems(userID, rationLibId, sectionId, updateItems, function(err, results){
                        if (err) {
                            callback(true, false);
                        } else {
                            if (addItems && addItems.length > 0) {
                                me.addRationItems(rationLibId, sectionId, addItems, callback);
                            } else {
                                callback(0, results);
                            }
                        }
                    });
                }
            })
        }
    }

     removeRationItems(rationRepId, rIds,callback){
        if (rIds.length > 0) {
            compleRationModel.remove({rationRepId: rationRepId, ID: {$in: rIds}}, function(err, docs){
                if (err) {
                    callback(true, false);
                } else {
                    callback(0, docs);
                }
            })
        } else {
            callback(0,  null);
        }
    }


     addRationItems(userID, compilationId, rationLibId, sectionId, items,callback){
        if (items && items.length > 0) {
            counter.counterDAO.getIDAfterCount(counter.moduleName.rations, items.length, function(err, result){
                let maxId = result.value.sequence_value;
                let arr = [];
                for (let i = 0; i < items.length; i++) {
                    let obj = new compleRationModel(items[i]);
                    obj.ID = (maxId - (items.length - 1) + i);
                    obj.sectionId = sectionId;
                    obj.rationRepId = rationLibId;
                    obj.userId = userID;
                    obj.compilationId = compilationId;
                    arr.push(obj);
                }
                compleRationModel.collection.insert(arr, null, function(err, docs){
                    if (err) {
                        callback(true, false);
                    } else {
                        callback(0, docs);
                    }
                })
            });
        } else {
            callback(true, "Source error!", false);
        }
    }

     updateRationItems(userID, rationLibId, sectionId, items,callback){
        let functions = [];
        for (let i=0; i < items.length; i++) {
            functions.push((function(doc) {
                return function(cb) {
                    var filter = {};
                    if (doc.ID) {
                        filter.ID = doc.ID;
                    } else {
                        filter.sectionId = sectionId;
                        filter.userId = userID;
                        if (rationLibId) filter.rationRepId = rationLibId;
                        filter.code = doc.code;
                    }
                    compleRationModel.update(filter, doc, cb);
                };
            })(items[i]));
        }
        async.parallel(functions, function(err, results) {
            if(!err){
                err = 0;
            }
            callback(err, results);
        });
    }

    async getInstallation(rationRepId, callback){
        try {
            let feeItems = await installFeeItemModel.find({rationRepId: rationRepId, $or: [{deleted: false}, {deleted: null}]});
            for(let feeItem of feeItems){
                let sids = [];
                for(let sec of feeItem.section){
                    sids.push(sec.ID);
                }
                if(sids.length > 0){
                    let sections = await installSectionModel.find({ID: {$in: sids}, $or: [{deleted: false}, {deleted: null}]});
                    feeItem._doc.section = sections;
                }
            }
            callback(0, feeItems);
        }
        catch(err){
            callback(err, null);
        }
    }
}

function isDef(v){
    return v !== undefined && v !== null;
}

export default CompleRatoinDao;