//checks for database connection
//logs request to database once the token has been verified
//and the request has gone to an endpoint
public async Task InvokeAsync(HttpContext context)
{
//check if DB is connected and try to connect if it isnt
if (DB_Connection.conn == null || DB_Connection.conn.State != ConnectionState.Open)
{
DB_Connection.Connect();
}
//check for db connection
if (DB_Connection.conn == null)
{
context.Response.StatusCode = 400;
await context.Response.Body.WriteAsync(Encoding.ASCII.GetBytes("No database connection"));
return;
}
await _next(context); //wait for request to finish and come back with log information
//log the results of this request
var log = (TransactionLog)context.Items["Log"];
log.RequestType = context.Request.Method;
log.Origin = context.Request.Host.Value;
log.LogToDatabase();
}