/**
 * Created by Mai on 2017/1/18.
 */

var db = require('../db/pm_db');
var Schema = db.mongoose.Schema;
var ProjectSchema = new Schema({
    "name": String,
    "projType": String,
    "lastDateTime": Date,
    "createDateTime": Date,
    "id": Number,
    "parentId": Number,
    "nextId": Number,
    "userId": Number,
    "deleted": Boolean,
    'deleteDateTime': Date,
    'deleteFullFolder': Array
});

var Projects = db.mongoose.model("projects", ProjectSchema);

var ProjectsDAO = function(){};

ProjectsDAO.prototype.getUserProjects = function(userId, callback){
    Projects.find({userId: userId, deleted: { $in: [false, null]}}, '-_id', function(err, templates){
        if (err) {
            callback(1, 'Error', null);
        } else {
            callback(0, '', templates);
        }
    });
};

ProjectsDAO.prototype.getUserProject = function (userId, ProjId, callback) {
    Projects.findOne({userId: userId, id: ProjId}, '-_id', function(err, template){
        if (err) {
            callback(1, '找不到标段数据', null);
        } else {
            callback(0, '', template);
        }
    });
}

ProjectsDAO.prototype.updateUserProjects = function(userId, datas, callback){
    var data, project, updateLength = 0, hasError = false;
    var updateAll = function (err) {
            if (!err){
                updateLength += 1;
                if (updateLength === datas.length) {
                    callback(0, '', datas);
                }
            } else {
                hasError = true;
                callback(1, '提交数据出错.', null);
            }
        };
    if (datas){
        for (var i = 0; i < datas.length && !hasError; i++){
            data = datas[i];
            if (data.updateType === 'update') {
                Projects.update({userId: userId, id: data.updateData.id}, data.updateData, updateAll)
            } else if (data.updateType === 'new') {
                data.updateData['userId'] = userId;
                if (data.updateData.projType === 'Tender') {
                    data.updateData['createDateTime'] = new Date();
                }
                newProject = new Projects(data.updateData);
                newProject.save(updateAll);
            } else if (data.updateType === 'delete') {
                data.updateData['deleteDateTime'] = new Date();
                Projects.update({userId: userId, id: data.updateData.id}, data.updateData, updateAll);
            }
        }
    }
};

ProjectsDAO.prototype.rename = function (userId, projectId, newName, callback){
    Projects.update({userId: userId, id: projectId}, {name: newName}, function(err){
       if (err){
           callback(1, '项目不存在.');
       } else {
           callback(0, '');
       }
    });
};

module.exports = new ProjectsDAO();