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#include <cstddef>
#include <iostream>
#include <random>
#include <string>
#include <book_store/book.hh>
#include <book_store/customer.hh>
#include <book_store/library.hh>
#include <book_store/random.hh>
#include <book_store/store.hh>
#include <book_store/utility.hh>
namespace book_store::library {
auto purchase_handler(book_store::store &store) -> void {
using namespace book_store;
using namespace book_store::utility;
std::cout << "You may now purchase books. Press enter to exit.";
for (;;) {
std::string isbn;
std::size_t customer_id;
std::size_t copy_count;
isbn =
prompt("\n\nEnter the ISBN of the book you would like to purchase: ");
if (isbn.empty()) {
break;
}
customer_id = std::stoul(prompt("Enter your ID: "));
copy_count =
std::stoul(prompt("Enter the number of copies you would like to "
"purchase: "));
auto book = store.find_book_by_isbn(isbn);
if (!book.has_value()) {
clear_cerr();
std::cerr << "\nBook not found.";
continue;
}
auto person = store.find_person_by_id(customer_id);
if (!person.has_value()) {
clear_cerr();
std::cerr << "\nPerson not found.";
continue;
}
auto &book_reference = book.value();
auto purchase_book = store.purchase_book(customer_id, isbn, copy_count);
if (purchase_book.has_value()) {
clear_cerr();
std::cerr << '\n' << purchase_book.value().what();
continue;
}
std::cout << "\nPurchase successful.\nRemaining copies: "
<< book_reference.get().copies();
}
}
auto populate_books(book_store::store &store,
std::size_t library_size) -> void {
utility::random::book_random_engine random(
std::mt19937(std::random_device{}()));
for (std::size_t i = 0; i < library_size; ++i) {
store.append_book(product::book{random.title(), random.authors(),
random.publisher(), random.isbn(),
random.price_usd(), random.copy_count()});
}
}
auto populate_consumers(book_store::store &store) -> void {
using namespace book_store;
using namespace book_store::utility;
std::string first_name;
std::string last_name;
std::size_t person_id;
std::string member_type;
std::cout << "Enter a person's information. Press enter for the first name "
"field to complete data entry.\n\n";
for (;;) {
if (store.people_size() == store.people_max_size()) {
clear_cerr();
std::cerr << "Maximum number of people reached.\n";
break;
}
first_name = prompt("First Name: ");
if (first_name.empty()) {
break;
}
last_name = prompt("Last Name: ");
person_id = std::stoul(prompt("ID: "));
member_type = prompt("Member Type (1 = person, 2 = member): ");
if (member_type == "1") {
store.append_customer(
consumer::customer(first_name, last_name, person_id, false));
} else if (member_type == "2") {
store.append_customer(
consumer::customer(first_name, last_name, person_id, true));
} else {
clear_cerr();
std::cerr << "Invalid member type. Try again.\n";
}
std::cout << '\n';
}
}
auto manage(book_store::store &store) -> void {
using namespace book_store::utility;
std::cout << "\nYou may now search for books by title, author, purchase by "
"ISBN, view a person's transactions by ID, or tick a year "
"forward. Press enter to "
"exit.\n\n";
for (;;) {
std::string search_type;
std::string search_term;
search_type =
prompt("Operation (title, author, purchase, transactions, tick): ");
if (search_type.empty()) {
break;
}
if (search_type == "title") {
search_term = prompt("\nEnter the title: ");
for (const auto &book : store.find_books_by_title(search_term)) {
std::cout << book << '\n';
}
} else if (search_type == "author") {
search_term = prompt("\nEnter the author: ");
for (const auto &book : store.find_books_by_author(search_term)) {
std::cout << book << '\n';
}
} else if (search_type == "purchase") {
purchase_handler(store);
} else if (search_type == "tick") {
store.tick_year();
} else if (search_type == "transactions") {
for (const auto &book : store.transactions_by_id(
std::stoul(prompt("Enter the person's ID: ")))) {
std::cout << '\n' << book << "\n";
}
} else {
clear_cerr();
std::cerr << "Invalid search type. Try again.\n\n";
}
}
}
} // namespace book_store::library
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