namespace BrikPackager.Cli;

public class Program {
    public static void Main(string[] args) {
        var arguments = new Dictionary<string, string>();

        for (int i = 0; i < args.Length; i++) {
            if (args[i].StartsWith("--") && i + 1 < args.Length) {
                arguments[args[i].ToLower()] = args[i + 1];
                i++;
            }
        }

        if (!arguments.ContainsKey("--action") || !arguments.ContainsKey("--input") || !arguments.ContainsKey("--output") || !arguments.ContainsKey("--key")) {
            Console.WriteLine("Usage: BrikPackager.Cli --action <[pack/unpack]> --input <inputPath> --output <outputPath> --key <byte>");
            return;
        }

        string source = arguments["--input"];
        string output = arguments["--output"];
        
        if (!byte.TryParse(arguments["--key"], out byte key)) {
            Console.WriteLine("Error : The XOR key (--key) muste be a number between 0 and 255.");
            return;
        }

        switch (arguments["--action"]) {
            case "pack":
                try  {
                    Console.WriteLine($"[BrikPackager] Packaging : {source} -> {output} (Key: {key})");
                    Packager.Pack(source, output, key); 
                    Console.WriteLine("[BrikPackager] Success");
                    Environment.Exit(0);
                }  catch (Exception ex) {
                    Console.WriteLine($"[BrikPackager] Error : {ex.Message}");
                    Environment.Exit(1);
                }
                break;
            case "unpack":
                try  {
                    Console.WriteLine($"[BrikPackager] Unpackaging : {source} -> {output} (Key: {key})");
                    BrikPackage azp = new BrikPackage(source, key);
                    azp.Unpack(output);
                    Console.WriteLine("[BrikPackager] Success");
                    Environment.Exit(0);
                }  catch (Exception ex) {
                    Console.WriteLine($"[BrikPackager] Error : {ex.Message}");
                    Environment.Exit(1);
                }
                break;
            default:
                break;
        }
    }
}