public async Task <bool> Login(User user)
{
try
{
string results = await blockchainService.InvokePostAuthentication(FlaskConsts.LoginUrl, JsonConvert.SerializeObject(user));
messageCredential checkUser = JsonConvert.DeserializeObject <messageCredential>(results);
if (!string.IsNullOrEmpty(checkUser.access_token))
{
string request = HyperledgerConsts.TraderQueryURL(user.username);
results = await blockchainService.InvokeGet(request);
thisTrader = JsonConvert.DeserializeObject <Trader>(results);
return(true);
}
else
{
return(false);
}
}
catch (HttpRequestException)
{
return(false);
}
}
public async Task <List <Package> > GetMyPackages()
{
try
{
string results = await blockchainService.InvokeGet(HyperledgerConsts.MyPackagesUrl(thisTrader.traderId));
return(JsonConvert.DeserializeObject <List <Package> >(results));
}
catch (HttpRequestException)
{
return(null);
}
}
public async Task <List <NewTransfer> > GetPropertyHistory(string property)
{
List <NewTransfer> finalList = new List <NewTransfer>();
string results = await blockchainService.InvokeGet(HyperledgerConsts.PropertyPackageUrl(Uri.EscapeDataString(property)));
List <Package> list = JsonConvert.DeserializeObject <List <Package> >(results);
foreach (Package package in list)
{
string res2 = await blockchainService.InvokeGet(HyperledgerConsts.PackageHistoryUrl(Uri.EscapeDataString(package.PackageId)));
List <NewTransfer> packageHistory = JsonConvert.DeserializeObject <List <NewTransfer> >(res2);
finalList.AddRange(packageHistory);
}
return(finalList.OrderBy(x => x.timestamp).Reverse().ToList());
}