module shopping;

import singlang : _;
import std.stdio : writeln;
import std.array : empty;
import std.conv : to;

string[] items;

void addItem(string item) {
    items ~= item;
}

void removeItem(size_t index) {
    if (index < items.length) {
        items = items[0 .. index] ~ items[index + 1 .. $];
    }
}

void printList() {
    if (items.empty) {
        writeln(_("Your shopping list is empty"));
        return;
    }
    writeln(_("Shopping List:"));
    foreach (i, item; items) {
        writeln((i + 1).to!string ~ ". " ~ item);
    }
}

size_t itemCount() {
    return items.length;
}

void printSummary() {
    writeln(_("Total items: ") ~ itemCount().to!string);
}