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Refactor Model into class. Make createModel() just sugar.

This commit is contained in:
Ritchie Martori 2013-07-15 11:32:00 -07:00
parent acfaee2fb0
commit 3f7e4b693a
2 changed files with 112 additions and 90 deletions
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92
lib/asteroid.js
View File

@ -151,95 +151,7 @@ asteroid.createDataSource = function (name, options) {
*/ */
asteroid.createModel = function (name, properties, options) { asteroid.createModel = function (name, properties, options) {
assert(typeof name === 'string', 'Cannot create a model without a name'); return asteroid.Model.extend(name, properties, options);
var mb = new ModelBuilder();
var ModelCtor = mb.define(name, properties, options);
ModelCtor.shared = true;
ModelCtor.sharedCtor = function (data, id, fn) {
if(typeof data === 'function') {
fn = data;
data = null;
id = null;
} else if (typeof id === 'function') {
fn = id;
if(typeof data !== 'object') {
id = data;
data = null;
} else {
id = null;
}
}
if(id && data) {
var model = new ModelCtor(data);
model.id = id;
fn(null, model);
} else if(data) {
fn(null, new ModelCtor(data));
} else if(id) {
ModelCtor.find(id, function (err, model) {
if(err) {
fn(err);
} else if(model) {
fn(null, model);
} else {
err = new Error('could not find a model with id ' + id);
err.statusCode = 404;
fn(err);
}
});
} else {
fn(new Error('must specify an id or data'));
}
};
ModelCtor.sharedCtor.accepts = [
{arg: 'data', type: 'object', http: {source: 'body'}},
{arg: 'id', type: 'any', http: {source: 'url'}}
];
ModelCtor.sharedCtor.http = [
{path: '/'},
{path: '/:id'}
];
// before remote hook
ModelCtor.beforeRemote = function (name, fn) {
var self = this;
if(this.app) {
var remotes = this.app.remotes();
remotes.before(self.pluralModelName + '.' + name, function (ctx, next) {
fn(ctx, ctx.result, next);
});
} else {
var args = arguments;
this.once('attached', function () {
self.beforeRemote.apply(self, args);
});
}
}
// after remote hook
ModelCtor.afterRemote = function (name, fn) {
var self = this;
if(this.app) {
var remotes = this.app.remotes();
remotes.after(self.pluralModelName + '.' + name, function (ctx, next) {
fn(ctx, ctx.result, next);
});
} else {
var args = arguments;
this.once('attached', function () {
self.afterRemote.apply(ModelCtor, args);
});
}
}
return ModelCtor;
} }
/** /**
@ -300,7 +212,7 @@ asteroid.memory = function (name) {
* Built in models / services * Built in models / services
*/ */
asteroid.Model = asteroid.createModel('model'); asteroid.Model = require('./models/model');
asteroid.Email = require('./models/email'); asteroid.Email = require('./models/email');
asteroid.User = require('./models/user'); asteroid.User = require('./models/user');
asteroid.Session = require('./models/session'); asteroid.Session = require('./models/session');

110
lib/models/model.js Normal file
View File

@ -0,0 +1,110 @@
/**
* Module Dependencies.
*/
var ModelBuilder = require('jugglingdb').ModelBuilder
var modeler = new ModelBuilder();
/**
* Extends from the built in `asteroid.Model` type.
*/
var Model = module.exports = modeler.define('model');
Model.shared = true;
Model.sharedCtor = function (data, id, fn) {
var ModelCtor = this;
if(typeof data === 'function') {
fn = data;
data = null;
id = null;
} else if (typeof id === 'function') {
fn = id;
if(typeof data !== 'object') {
id = data;
data = null;
} else {
id = null;
}
}
if(id && data) {
var model = new ModelCtor(data);
model.id = id;
fn(null, model);
} else if(data) {
fn(null, new ModelCtor(data));
} else if(id) {
ModelCtor.find(id, function (err, model) {
if(err) {
fn(err);
} else if(model) {
fn(null, model);
} else {
err = new Error('could not find a model with id ' + id);
err.statusCode = 404;
fn(err);
}
});
} else {
fn(new Error('must specify an id or data'));
}
}
// before remote hook
Model.beforeRemote = function (name, fn) {
var self = this;
if(this.app) {
var remotes = this.app.remotes();
remotes.before(self.pluralModelName + '.' + name, function (ctx, next) {
fn(ctx, ctx.result, next);
});
} else {
var args = arguments;
this.once('attached', function () {
self.beforeRemote.apply(self, args);
});
}
}
// after remote hook
Model.afterRemote = function (name, fn) {
var self = this;
if(this.app) {
var remotes = this.app.remotes();
remotes.after(self.pluralModelName + '.' + name, function (ctx, next) {
fn(ctx, ctx.result, next);
});
} else {
var args = arguments;
this.once('attached', function () {
self.afterRemote.apply(self, args);
});
}
}
/*!
* Setup extended models.
*/
Model.setup = function () {
var ModelCtor = this;
ModelCtor.sharedCtor.accepts = [
{arg: 'data', type: 'object', http: {source: 'body'}},
{arg: 'id', type: 'any', http: {source: 'url'}}
];
ModelCtor.sharedCtor.http = [
{path: '/'},
{path: '/:id'}
];
return ModelCtor;
}
// setup the initial model
Model.setup();