const std = @import("std");
const Allocator = std.mem.Allocator;
const print = std.debug.print;

const types = @import("./lib/types.zig");
const CommandStatus = types.CommandStatus;
const OutputCapture = types.OutputCapture;
const InputSource = types.InputSource;

pub const Rmdir = struct {
    path: []const u8,

    pub fn eval(rmdir: Rmdir, allocator: Allocator, output_capture: ?*OutputCapture, input_source: ?*InputSource) !CommandStatus {
        _ = allocator;
        _ = input_source;

        const dir_path = rmdir.path;

        std.fs.cwd().deleteDir(dir_path) catch |err| {
            const error_msg = switch (err) {
                error.FileNotFound => "The system cannot find the path specified\n",
                error.AccessDenied => "Access denied\n",
                error.DirNotEmpty => "The directory is not empty\n",
                error.FileBusy => "The directory is in use\n",
                error.NotDir => "The system cannot find the path specified\n",
                else => "Unable to remove directory\n",
            };
            if (output_capture) |capture| {
                try capture.write(error_msg);
            } else {
                print("{s}", .{error_msg});
            }
            return CommandStatus{ .Code = 1 };
        };

        // No output for successful removal (DOS style)
        return CommandStatus{ .Code = 0 };
    }
};