miridoo-js-orm/DataTypes.js

miridoo javascript orm for database

var DataType = function(){
    this.definition = {};
    var self = this;

    this.null = function(isnull){
        self.definition.null = isnull;
        return this;
    };
    this.nullable = function(){
        this.null(true);
        return this;
    };
    this.notNull = function(){
        this.null(false);
        return this;
    };
    this.increment = function(){
        self.definition.increment = true;
        return this;
    };
    this.unsigned = function(){
        self.definition.unsigned = true;
        return this;
    };
    this.pk = function(){
        self.definition.pk = true;
        return this;
    };
    this.fk = function(table, column){
        self.definition.fk = true;
        self.definition.fkTable = table;
        self.definition.fkColumn = column;
        return this;
    };
    this.constraint = function(name){
        self.definition.constraint = name;
        return this;
    };
    this.on = function(r){
        self.definition.on = r || {};
        return this;
    };
    this.default = function(r){
        self.definition.default = r || {};
        return this;
    };
    this.get = function(){
        return self.definition;
    };

};
var integer = function(size){
    DataType.apply(this, arguments);

    this.definition.type = 'int';
    this.definition.size = size || 11;
};global['integer'] = function(size){ return new integer(size); };

var inc = function(){
    integer.apply(this, arguments);

    this.unsigned();
    this.null(false);
    this.increment();
    this.pk();
    
};global['id'] = global['inc'] = function(size){ return new inc(); };

var double = function (nb, digit) {
    DataType.apply(this, arguments);

    this.definition.type = 'double';
};global['double'] = function(nb, digit){ return new double(nb, digit); };

var float = function(nb, digit){
    DataType.apply(this, arguments);

    this.definition.type = 'float';
};global['float'] = function(nb, digit){ return new float(nb, digit); };

var varchar = function(size){
    DataType.apply(this, arguments);

    this.definition.type = 'string';
    this.definition.size = size || 255;

    this.default = function(str){
        this.definition.default = '"'+str+'"';
        return this;
    };
};global['varchar'] = global['string'] = function(size){ return new varchar(size); };

var json = function(){
    DataType.apply(this, arguments);

    this.definition.type = 'text';
    this.default = function(str){
        this.definition.default = '"'+((typeof str == 'object')?JSON.stringify(str):str)+'"';
        return this;
    };
};global['json'] = global['text'] = function(size){ return new json(); };

var char = function(size){
    DataType.apply(this, arguments);

    this.definition.type = 'char';
    this.definition.size = size || 1;
};global['char'] = function(size){ return new char(size); };

var blob = function(){
    DataType.apply(this, arguments);

    this.definition.type = 'blob';
    this.default = function(str){
        this.definition.default = '"'+str+'"';
        return this;
    };
};global['blob'] = function(size){ return new blob(); };

var time = function(){
    DataType.apply(this, arguments);

    this.definition.type = 'time';
};global['time'] = function(size){ return new time(); };

var date = function(){
    DataType.apply(this, arguments);

    this.definition.type = 'date';
};global['date'] = function(size){ return new date() };

var timestamp = function(){
    DataType.apply(this, arguments);

    this.definition.type = 'timestamp';
};global['timestanp'] = function(){ return new timestamp(); };

var datetime = function(){
    DataType.apply(this, arguments);

    this.definition.type = 'datetime';
}; global['datetime'] = function(size){ return new datetime();};

var Enum = function(values){
    DataType.apply(this, arguments);

    this.definition.type = 'enum';
    this.definition.values = values;
}; global['choice'] = global['Enum'] = function(){ return new Enum(Array.from(arguments)); };