/**
 * Created by Zhong on 2018/1/9.
 */

import {compleRationModel} from './schemas';
import {complementaryGljModel, stdGljModel} from '../../complementary_glj_lib/models/schemas';
import {compleRationSectionTreeModel} from './schemas';
let stdSectionTreeModel = require ('../../ration_repository/models/ration_section_tree').Model;
let stdRationModel = require ('../../ration_repository/models/ration_item').Model;

class SearchDao{
    async getRationItem(userId, rationRepId, code, callback){
        try{
            let ration = null;
            let stdRation = await stdRationModel.findOne({rationRepId: rationRepId, code: code, $or: [{isDeleted: null}, {isDeleted: false}]});
            if(isDef(stdRation)){
                ration = stdRation._doc;
                ration.type = 'std';
            }
            else{
                let compleRation = await compleRationModel.findOne({userId: userId, rationRepId: rationRepId, code: code, deleteInfo: null});
                if(isDef(compleRation)){
                    ration = compleRation._doc;
                    ration.type = 'complementary';
                }
            }
            if(isDef(ration)){
                let stdChapter = await stdSectionTreeModel.findOne({rationRepId: ration.rationRepId, ID: ration.sectionId, $or: [{isDeleted: null}, {isDeleted: false}]});
                if(isDef(stdChapter)){
                    ration.chapter = stdChapter._doc;
                }
                else{
                    let compleChapter = await compleRationSectionTreeModel.findOne({userId: userId, ID: ration.sectionId, deleteInfo: null});
                    if(isDef(compleChapter)){
                        ration.chapter = compleChapter._doc;
                    }
                }
            }
            callback(0, ration);
        }
        catch(err){
            callback(err, null);
        }
    }

    async findRation(userId, rationRepId, keyword, callback){
        try{
            let filter = {
                'rationRepId': rationRepId,
                '$and': [{
                    '$or': [{'code': {'$regex': keyword, $options: '$i'}}, {'name': {'$regex': keyword, $options: '$i'}}]
                }, {
                    '$or': [{'isDeleted': {"$exists":false}}, {'isDeleted': null}, {'isDeleted': false}, {deleteInfo: null}]
                }]
            };
            let stdRations = await stdRationModel.find(filter);
            for(let i = 0, len = stdRations.length; i < len; i++){
                stdRations[i]._doc.type = 'std';
            }
            filter.userId = userId;
            let compleRations = await compleRationModel.find(filter);
            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);
        }
    }
}

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

export default SearchDao;