public WebServer(BlockChain chain)
{
//start the web-server
var settings = ConfigurationManager.AppSettings;
string host = settings["host"]?.Length > 1 ? settings["host"] : "localhost";
string port = settings["port"]?.Length > 1 ? settings["port"] : "12345";
Logger.Log($"Web Service Listening on port: {port}");
var server = new TinyWebServer.WebServer(request =>
{
string path = request.Url.PathAndQuery.ToLower();
string query = "";
string json = "";
Logger.Log($"Request:{path}");
if (path.Contains("?"))
{
string[] parts = path.Split('?');
path = parts[0];
query = parts[1];
}
switch (path)
{
//GET: http://localhost:12345/mine
case "/mine":
return(chain.Mine(query));
//POST: http://localhost:12345/transactions/new
//{ "Amount":123, "Recipient":"ebeabf5cc1d54abdbca5a8fe9493b479", "Sender":"31de2e0ef1cb4937830fcfd5d2b3b24f" }
case "/transfer":
if (request.HttpMethod != HttpMethod.Post.Method)
{
return($"{new HttpResponseMessage(HttpStatusCode.MethodNotAllowed)}");
}
json = new StreamReader(request.InputStream).ReadToEnd();
Transaction trx = JsonConvert.DeserializeObject <Transaction>(json);
try
{
int blockId = chain.CreateTransaction(trx, false);
return($"Your transaction will be included in block {blockId}");
} catch (System.Exception ex)
{
return(ex.Message);
}
//GET: http://localhost:12345/chain
case "/chain":
return(chain.GetFullChain());
//POST: http://localhost:12345/nodes/register
//{ "Urls": ["localhost:54321", "localhost:54345", "localhost:12321"] }
case "/nodes/register":
if (request.HttpMethod != HttpMethod.Post.Method)
{
return($"{new HttpResponseMessage(HttpStatusCode.MethodNotAllowed)}");
}
json = new StreamReader(request.InputStream).ReadToEnd();
var urlList = new { Urls = new string[0] };
var obj = JsonConvert.DeserializeAnonymousType(json, urlList);
return(chain.RegisterNodes(obj.Urls));
//GET: http://localhost:12345/nodes/resolve
case "/nodes/resolve":
return(chain.Consensus(false));
case "/balance":
if (request.HttpMethod != HttpMethod.Post.Method)
{
return($"{new HttpResponseMessage(HttpStatusCode.MethodNotAllowed)}");
}
json = new StreamReader(request.InputStream).ReadToEnd();
return(chain.Balance(json));
case "/history":
List <string> history = chain.TransactionHistory(query);
return(JsonConvert.SerializeObject(history));
case "/pending":
return(JsonConvert.SerializeObject(chain.PendingTransactions()));
case "/test/start":
Logger.Log($"Test {query} Start ----------------------------------------");
return($"Test {query} Start");
case "/test/end":
Logger.Log($"Test {query} End ------------------------------------------");
return($"Test {query} end");
case "/test/init":
chain.Init();
return($"BlockChain initialized");
case "/test/checkpoint":
return(chain.CheckPoint());
case "/test/rollback":
return(chain.Rollback());
case "/test/miner/start":
string[] cmdArgs = query.Split('&');
chain.Miner_Start(cmdArgs[0]);
return("Miner started");
case "/test/miner/stop":
chain.Miner_Stop();
return("Miner Stopped");
}
return("");
},
$"http://{host}:{port}/mine/",
$"http://{host}:{port}/transfer/",
$"http://{host}:{port}/chain/",
$"http://{host}:{port}/nodes/register/",
$"http://{host}:{port}/nodes/resolve/",
$"http://{host}:{port}/balance/",
$"http://{host}:{port}/history/",
$"http://{host}:{port}/pending/",
$"http://{host}:{port}/test/init/",
$"http://{host}:{port}/test/start/",
$"http://{host}:{port}/test/end/",
$"http://{host}:{port}/test/checkpoint/",
$"http://{host}:{port}/test/rollback/",
$"http://{host}:{port}/test/miner/start/",
$"http://{host}:{port}/test/miner/stop/"
);
server.Run();
}