uzn/src/main.zig

const std = @import("std");
const silkdot = @import("silkdot");

const Uxn = @import("uxn.zig");

pub fn main() !void {
    var gpa = std.heap.GeneralPurposeAllocator(.{}){};
    defer _ = gpa.deinit();
    const allocator = gpa.allocator();

    var args = try std.process.argsWithAllocator(allocator);
    defer args.deinit();
    _ = args.next();
    const rom_path = args.next();

    if (rom_path) |path| {
        var file = try std.fs.cwd().openFile(path, .{});
        defer file.close();
        const rom = try file.readToEndAlloc(allocator, 0xFF00);
        defer allocator.free(rom);

        var uxn = Uxn{ .pc = 0x100 };
        @memcpy(uxn.mem.m[0x100 .. rom.len + 0x100], rom);

        // var term = try silkdot.Terminal.init(allocator);
        // defer term.deinit();

        var running = true;
        while (running) {
            // const events = try term.getEvents();
            // defer allocator.free(events);
            // for (events) |ev| switch (ev) {
            //     .keyboard => {
            //         if (ev.keyboard.code == 'q') running = false;
            //     },
            //     else => {},
            // };
            std.debug.print("{any} {X}\n", .{ uxn.pc, uxn.mem.m[uxn.pc] });
            if (uxn.eval()) running = false;
            // try term.draw();
        }
    } else return error.NoRom;
}