Experimental generic http interface for Codename Orleans

server.js

/*
Experimental generic http interface for Codename Orleans

To use, POST to this url:

	POST /grainType/grainId/grainMethod
	[arg1, arg2]

	grain response will be in the http response body

with cURL:

	$ curl -H "Content-Type: application/json" -d "[\"aString\", 123, true]" http://localhost:8080/Grain1/1/SetValues/

All grains must return a value

To install type:

	$ npm install express node-orleans body-parser

	Then replace the values for grainDll and grainNamespace. 
	Ensure the necessary files are in place, as desribed here: https://github.com/OrleansContrib/node-orleans#installation

To run type:

	$ node server
*/


var orleans = require('node-orleans');

var client = orleans({
	grainDll : "MyGrainInterfaces.dll", 	// the assembly containing your grain interfaces
	grainNamespace : "MyGrainInterfaces"	// the namespace of your grain interfaces
});

var express = require('express');
var bodyParser = require('body-parser')
var app = express();
app.use(bodyParser.json())

app.post("/:grainType/:grainId/:grainMethod/", function(req, res){
	var grainId = req.params.grainId;
	if (!(req.params.grainId.indexOf("-") > 0)){
		grainId = parseInt(req.params.grainId);
	}
	
	client.call(req.params.grainType, grainId, req.params.grainMethod, req.body, function(err, result){
		res.json(result);
	});
});


client.init(function(){
	app.listen(8080);
});