mirror of
https://github.com/fasteddy516/SimplySerial.git
synced 2024-11-14 14:04:36 +00:00
Implemented custom sorting algorithm to ensure command-line parameters are processed in the correct order
This commit is contained in:
parent
92dfc8a431
commit
15e9103f7e
@ -76,6 +76,7 @@ namespace SimplySerial
|
||||
|
||||
}
|
||||
|
||||
|
||||
/// <summary>
|
||||
/// Validates and processes any command-line arguments that were passed in. Invalid arguments will halt program execution.
|
||||
/// </summary>
|
||||
@ -85,19 +86,24 @@ namespace SimplySerial
|
||||
// get a list of all available com ports
|
||||
string[] availablePorts = SerialPort.GetPortNames();
|
||||
|
||||
// switch to lower case and remove '/', '--' and '-' from beginning of arguments - we can process correctly without them
|
||||
for (int i = 0; i < args.Count(); i++)
|
||||
args[i] = (args[i].TrimStart('/', '-')).ToLower();
|
||||
|
||||
// sort the parameters so that they get processed in order of priority (i.e. 'quiet' option gets processed before something that would normally result in console output)
|
||||
Array.Sort(args, new ArgumentSorter());
|
||||
|
||||
// iterate through command-line arguments
|
||||
foreach (string arg in args)
|
||||
{
|
||||
// split argument into components based on 'key:value' formatting
|
||||
string[] argument = arg.Split(':');
|
||||
|
||||
// switch to lower case and remove '/', '--' and '-' from beginning of arguments - we can process correctly without them
|
||||
argument[0] = (argument[0].TrimStart('/', '-')).ToLower();
|
||||
|
||||
// help
|
||||
if (argument[0].StartsWith("h") || argument[0].StartsWith("?"))
|
||||
{
|
||||
ExitProgram("Sorry, you're on your own.", 0);
|
||||
Console.WriteLine("Sorry, you're on your own.");
|
||||
ExitProgram(silent: true);
|
||||
}
|
||||
|
||||
// quiet (no output to console other than comes in via serial)
|
||||
@ -115,7 +121,7 @@ namespace SimplySerial
|
||||
// the remainder of possible command-line arguments require two parameters, so let's enforce that now
|
||||
else if (argument.Count() < 2)
|
||||
{
|
||||
ExitProgram(("Invalid or incomplete argument <" + arg + ">\nTry 'SimplySerial help' to see a list of valid arguments"), -1);
|
||||
ExitProgram(("Invalid or incomplete argument <" + arg + ">\nTry 'SimplySerial help' to see a list of valid arguments"), exitCode: -1);
|
||||
}
|
||||
|
||||
// com port
|
||||
@ -126,7 +132,7 @@ namespace SimplySerial
|
||||
if (!argument[1].StartsWith("COM"))
|
||||
newPort = "COM" + argument[1];
|
||||
if (!availablePorts.Contains(newPort))
|
||||
ExitProgram("Cannot find specified port <" + newPort + ">", -1);
|
||||
ExitProgram(("Cannot find specified port <" + newPort + ">"), exitCode: -1);
|
||||
port = newPort;
|
||||
Output("PORT: " + port);
|
||||
}
|
||||
@ -160,7 +166,7 @@ namespace SimplySerial
|
||||
}
|
||||
else
|
||||
{
|
||||
ExitProgram(("Invalid or incomplete argument <" + arg + ">\nTry 'SimplySerial help' to see a list of valid arguments"), -1);
|
||||
ExitProgram(("Invalid or incomplete argument <" + arg + ">\nTry 'SimplySerial help' to see a list of valid arguments"), exitCode: -1);
|
||||
}
|
||||
}
|
||||
|
||||
@ -168,12 +174,13 @@ namespace SimplySerial
|
||||
if (availablePorts.Count() >= 1)
|
||||
SimplySerial.port = availablePorts[0];
|
||||
else
|
||||
ExitProgram("No COM ports detected.", -1);
|
||||
ExitProgram("No COM ports detected.", exitCode: -1);
|
||||
|
||||
ExitProgram("That's All Folks!", 1);
|
||||
ExitProgram("That's All Folks!", exitCode: 1);
|
||||
|
||||
}
|
||||
|
||||
|
||||
/// <summary>
|
||||
/// Writes messages using Console.WriteLine() as long as the 'Quiet' option hasn't been enabled
|
||||
/// </summary>
|
||||
@ -183,22 +190,57 @@ namespace SimplySerial
|
||||
if (!SimplySerial.Quiet)
|
||||
Console.WriteLine(message);
|
||||
}
|
||||
|
||||
|
||||
|
||||
/// <summary>
|
||||
/// Writes the specified exit message to the console, then waits for user to press a key before halting program execution.
|
||||
/// </summary>
|
||||
/// <param name="message">Message to display - should indicate the reason why the program is terminating.</param>
|
||||
/// <param name="exitCode">Code to return to parent process. Should be <0 if an error occurred, >=0 if program is terminating normally.</param>
|
||||
static void ExitProgram(string message, int exitCode)
|
||||
/// <param name="silent">Exits without displaying a message or asking for a key press when set to 'true'</param>
|
||||
static void ExitProgram(string message="", int exitCode=0, bool silent=false)
|
||||
{
|
||||
Output(message);
|
||||
Console.WriteLine("\nPress any key to exit...");
|
||||
if (!SimplySerial.NoWait)
|
||||
if (!silent)
|
||||
Output(message);
|
||||
|
||||
if (!(SimplySerial.NoWait || silent))
|
||||
{
|
||||
// we output this line regardless of the 'quiet' option to make it clear that we're waiting for user input
|
||||
Console.WriteLine("\nPress any key to exit...");
|
||||
while (!Console.KeyAvailable)
|
||||
Thread.Sleep(25);
|
||||
}
|
||||
Environment.Exit(exitCode);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/// <summary>
|
||||
/// Custom string array sorting logic for SimplySerial command-line arguments
|
||||
/// </summary>
|
||||
public class ArgumentSorter : IComparer<string>
|
||||
{
|
||||
/// <summary>
|
||||
/// Checks the first letter/character of incoming strings for a high-priority letter/character and sorts accordingly
|
||||
/// </summary>
|
||||
/// <param name="x">string to compare</param>
|
||||
/// <param name="y">string to compare</param>
|
||||
/// <returns>-1 if a priority character is found in string 'x', 1 if a priority character is found in 'y', 0 if neither string has a priority character</returns>
|
||||
public int Compare(string x, string y)
|
||||
{
|
||||
// '?' or 'h' trigger the 'help' text output and supersede all other command-line arguments
|
||||
// 'q' enables the 'quiet' option, which needs to be enabled before something that would normally generate console output
|
||||
// 'n' enables the 'nowait' option, which needs to be enabled before anything that would trigger an artificial delay
|
||||
foreach (char c in "?hqn")
|
||||
{
|
||||
if (x[0] == c)
|
||||
return (-1);
|
||||
else if (y[0] == c)
|
||||
return (1);
|
||||
}
|
||||
|
||||
// treat everything else equally, as processing order doesn't matter
|
||||
return (0);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
Loading…
Reference in New Issue
Block a user