osr/lib/core/model.js

osr

var Schema = require("./schema");
var Model = function(name,schema,rename){
    this.name = name;
    this.schema = new Schema(schema);
    this.rename = rename;
    this.dao = null;
    this.isconnected = false;
    this.listener = null;
}

Model.prototype.listen = function(cb){
    this.listener = function(body,header){
        cb(null,body);
    }
    if(!!this.isconnected){
        this.dao.listen.call(this,this.listener);
    }
}

Model.prototype.publish = function(){
    this.dao.publish.apply(this,arguments);
}

Model.prototype.parseToModel = function(obj){
    var nObj = {};
    for(var key in this.schema.schema){
        if(obj[key]){
            var type = this.schema.schema[key].type;
            if(typeof(type) === "object"||!type){
                nObj[key] = JSON.parse(obj[key]);
            }else{
                nObj[key] = obj[key];
            }
        }
    }
    return nObj;
}

Model.prototype.findOne = function(){
    return this.dao.findOne.apply(this,arguments);
}

Model.prototype.find = function(){
    return this.dao.find.apply(this,arguments);
}

Model.prototype.create = function(obj,cb){
    if((msg = this.schema.check(obj))!=null){
        cb(msg);
    }else{
        return this.dao.create.apply(this,arguments);
    }
}

Model.prototype.update = function(){
    return this.dao.update.apply(this,arguments);
}

Model.prototype.connect = function(){
    if(this.dao.connect)
        return this.dao.connect.apply(this,arguments);
    else
        return null;
}

Model.prototype.del = function(){
    return this.dao.del.apply(this,arguments);
}

Model.prototype.inject = function(osr,options){
    var dbType = options.dbType;
    var dbOptions = options;
    var key = dbType+"::"+JSON.stringify(dbOptions);
    if(!osr.daoList[key]){
        osr.daoList[key] = new osr.Dao(dbType,dbOptions).getConn();
    }
    osr._models[this.name] = osr.daoList[key].define(this.name,this,this.rename||this.name);
    this.dao = osr.daoList[key];
    this.collections = this.dao.collections;
    this.schemas = this.dao.schemas;
    this.options = this.dao.options;
    this.db = this.collections[this.name];
    this.connect();
}

Model.prototype.setCollection = function(name){
    this.db = this.dao.define(this.name,this,name);
    return this;
}

module.exports = exports = Model;