POS - FINAL
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c_cpp
10 months ago
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#include <iostream>
#include <string>
using namespace std;
/*
>> JOBDESK MATERI <<
HANS (LINKEDLIST)
MARIA (STACK)
AZKA (LINEAR SEARCH)
AYA (QUEUE)
IMAM (ARRAY)
*/
// ~START_TASK:AYA
struct Item {
int id;
string name;
float price;
Item* next;
};
// END_TASK:AYA
// ~START_TASK:MARIA
struct Diskon {
int id;
float percentage;
};
// ~END_TASK:MARIA
// ~START_TASK:HANS
struct Tax {
int id;
float percentage;
};
// ~END_TASK:HANS
// ~START_TASK:AZKA
struct PaymentMethod {
int id;
string name;
PaymentMethod* next;
};
// END_TASK:AZKA
// ~START_TASK:HANS
struct TransactionItem {
Item* item;
int quantity;
TransactionItem* next;
};
struct Transaction {
int invoice_id;
TransactionItem* items;
float total_price, tax_percentage, discount_percentage;
Transaction* next;
};
// END_TASK:HANS
// TASK:MARIA
// struct buat simpan riwayat transaksi yang dihapus
struct StackNode {
Transaction* transaction;
StackNode* next, *top;
};
StackNode deletedTransactions = {nullptr};
// END_TASK:MARIA
// ~START_TASK:AYA
// queue buat manage item
struct QueueNode {
Item* item;
QueueNode* next;
};
struct Queue {
QueueNode* front;
QueueNode* rear;
};
Queue itemQueue = {nullptr, nullptr};
void enqueue(Queue& queue, Item* item) {
QueueNode* newNode = new QueueNode{item, nullptr};
if (!queue.front) {
queue.front = queue.rear = newNode;
} else {
queue.rear->next = newNode;
queue.rear = newNode;
}
}
// otomatis hapus data paling awal
Item* dequeue(Queue& queue) {
if (!queue.front) {
return nullptr; // Queue kosong
}
QueueNode* temp = queue.front;
Item* item = temp->item;
queue.front = queue.front->next;
if (!queue.front) {
queue.rear = nullptr;
}
delete temp;
return item;
}
// menampilkan semua item dalam queue
void displayQueue(const Queue& queue) {
system("clear");
if (!queue.front) {
cout << "Item kosong!\n"; // Queue Kosong
return;
}
cout << "\n=========================\n";
cout << "\tLIST ITEM";
cout << "\n=========================\n\n";
QueueNode* temp = queue.front;
while (temp) {
cout << " " << temp->item->id << ". " << temp->item->name << " (Rp. " << temp->item->price << ")" << "\n";
temp = temp->next;
}
cout << "\n=========================\n\n";
}
// END_TASK:AYA
// ~START_TASK:HANS
// push transaksi ke stack
void push(StackNode& stack, Transaction* transaction) {
StackNode* newNode = new StackNode;
newNode->transaction = transaction;
newNode->next = stack.top;
stack.top = newNode;
}
// pop transaksi dari stack
Transaction* pop(StackNode& stack) {
if (stack.top == nullptr) {
return nullptr; // Stack kosong
}
StackNode* temp = stack.top;
Transaction* transaction = temp->transaction;
stack.top = stack.top->next;
delete temp;
return transaction;
}
// END_TASK:HANS
// ~START_TASK:IMAM
Diskon diskons[100];
Tax taxes[100];
// END_TASK:IMAM
// ~START_TASK:AYA
int itemCount = 0;
Item* items = nullptr;
// END_TASK:AYA
// ~START_TASK:
int diskonCount = 0;
int taxCount = 0;
// END_TASK:
// ~START_TASK:AZKA
PaymentMethod* paymentMethods = nullptr;
int paymentMethodCount = 0;
// END_TASK:AZKA
// ~START_TASK:HANS
Transaction* transactions = nullptr;
int transactionCount = 0;
// END_TASK:HANS
// ~START_TASK:AYA
void addItem(int id, const string& name, float price) {
Item* newItem = new Item{id, name, price, nullptr};
// enqueue item ke dalam antrian
enqueue(itemQueue, newItem);
// tambahkan item ke dalam list item
if (!items) {
items = newItem;
} else {
Item* temp = items;
while (temp->next) {
temp = temp->next;
}
temp->next = newItem;
}
}
// END_TASK:AYA
// ~START_TASK:AZKA
void addPaymentMethod(int id, const string& name) {
PaymentMethod* newMethod = new PaymentMethod;
newMethod->id = id;
newMethod->name = name;
newMethod->next = nullptr;
if (!paymentMethods) {
paymentMethods = newMethod;
} else {
PaymentMethod* temp = paymentMethods;
while (temp->next) {
temp = temp->next;
}
temp->next = newMethod;
}
paymentMethodCount++;
}
// END_TASK:AZKA
// ~START_TASK:HANS
void addTransaction(int invoice_id, TransactionItem* items, float total_price, float tax_percentage, float discount_percentage) {
Transaction* newTransaction = new Transaction;
newTransaction->invoice_id = invoice_id;
newTransaction->items = items;
newTransaction->total_price = total_price;
newTransaction->tax_percentage = tax_percentage;
newTransaction->discount_percentage = discount_percentage;
newTransaction->next = nullptr;
if (!transactions) {
transactions = newTransaction;
} else {
Transaction* temp = transactions;
while (temp->next) {
temp = temp->next;
}
temp->next = newTransaction;
}
transactionCount++;
}
void deleteTransaction(int invoice_id) {
if (!transactions) {
cout << "Tidak ada transaksi yang bisa dihapus.\n";
return;
}
Transaction* temp = transactions;
Transaction* prev = nullptr;
while (temp && temp->invoice_id != invoice_id) {
prev = temp;
temp = temp->next;
}
if (!temp) {
cout << "Transaksi dengan invoice id " << invoice_id << " tidak ditemukan.\n";
return;
}
if (!prev) {
transactions = temp->next;
} else {
prev->next = temp->next;
}
push(deletedTransactions, temp);
transactionCount--;
cout << "Transaksi dengan invoice id " << invoice_id << " berhasil dihapus.\n"; // setelah dihapus invoice disimpan di stack
}
// END_TASK:HANS
// ~START_TASK:AZKA
Transaction* linearSearchTransaction(int invoice_id) {
Transaction* temp = transactions;
while (temp != nullptr) {
if (temp->invoice_id == invoice_id) {
return temp;
}
temp = temp->next;
}
return nullptr;
}
void searchTransaction() {
if (!transactions) {
system("clear");
cout << "Belum ada transaksi!\n";
return;
}
int invoice_id;
cout << "\nMasukkan Invoice ID: ";
cin >> invoice_id;
system("clear");
Transaction* result = linearSearchTransaction(invoice_id);
if (result) {
cout << "\n==================================\n";
cout << "\tDETAIL TRANSAKSI";
cout << "\n==================================\n\n";
TransactionItem* temp = result->items;
float subtotal = 0.0;
while (temp) {
cout << " Nama Item : " << temp->item->name << "\n";
cout << " Qty : " << temp->quantity << "\n";
float itemTotal = temp->item->price * temp->quantity;
subtotal += itemTotal;
cout << " Total Item : Rp. " << itemTotal << "\n"; // Total harga untuk item ini
temp = temp->next;
}
float taxAmount = subtotal * (result->tax_percentage / 100);
float discountAmount = subtotal * (result->discount_percentage / 100);
float total = subtotal + taxAmount - discountAmount;
cout << " Subtotal : Rp. " << subtotal << "\n";
cout << " Tax (" << result->tax_percentage << "%) : Rp. " << taxAmount << "\n";
cout << " Diskon (" << result->discount_percentage << "%) : Rp. " << discountAmount << "\n";
cout << " Total Harga : Rp. " << total << "\n";
cout << "\n==================================\n";
} else {
cout << "Transaksi dengan invoice id " << invoice_id << " tidak ditemukan!\n";
}
}
// END_TASK:AZKA
// ~START_TASK:HANS
TransactionItem* addTransactionItem(Item* item, int quantity) {
TransactionItem* newItem = new TransactionItem{item, quantity, nullptr};
return newItem;
}
void transaksi() {
if (!items) {
cout << "Item masih kosong!\n";
return;
}
TransactionItem* transactionItems = nullptr;
TransactionItem* lastItem = nullptr;
int itemId, qty;
char choice;
while (true) {
cout << "\n=========================\n";
cout << "\tLIST ITEM";
cout << "\n=========================\n\n";
Item* temp = items;
while (temp) {
cout << " " << temp->id << ". " << temp->name << " (Rp." << temp->price << ")" << "\n";
temp = temp->next;
}
cout << "\nPilih item (ID): ";
cin >> itemId;
cout << "Masukkan QTY: ";
cin >> qty;
temp = items;
while (temp && temp->id != itemId) {
temp = temp->next;
}
if (temp) {
TransactionItem* newItem = addTransactionItem(temp, qty);
if (!transactionItems) {
transactionItems = newItem;
lastItem = newItem;
} else {
lastItem->next = newItem;
lastItem = newItem;
}
}
cout << "\nTambah item lagi? (y/n): ";
cin >> choice;
if (choice == 'n') break;
system("clear");
}
system("clear");
if (taxCount == 0) {
cout << "Tax masih kosong!\n";
return;
}
cout << "\n=========================\n";
cout << "\tLIST TAX";
cout << "\n=========================\n\n";
for (int i = 0; i < taxCount; i++) {
cout << " " << taxes[i].id << ". " << taxes[i].percentage << "%\n";
}
int taxId;
cout << "\nPilih tax (ID): ";
cin >> taxId;
float taxPercentage = taxes[taxId - 1].percentage;
cout << "\nApakah ada diskon? (y/n): ";
cin >> choice;
float discountPercentage = 0.0;
if (choice == 'y') {
system("clear");
if (diskonCount == 0) {
cout << "Diskon masih kosong!\n";
return;
}
cout << "\n==========================\n";
cout << "\tLIST DISKON";
cout << "\n==========================\n\n";
for (int i = 0; i < diskonCount; i++) {
cout << " " << diskons[i].id << ". " << diskons[i].percentage << "%\n";
}
int diskonId;
cout << "\nPilih diskon (ID): ";
cin >> diskonId;
discountPercentage = diskons[diskonId - 1].percentage;
}
system("clear");
if (paymentMethodCount == 0) {
cout << "Metode pembayaran masih kosong!\n";
return;
}
cout << "\n========================================\n";
cout << "\tLIST METODE PEMBAYARAN";
cout << "\n========================================\n\n";
PaymentMethod* tempMethod = paymentMethods;
while (tempMethod) {
cout << " " << tempMethod->id << ". " << tempMethod->name << "\n";
tempMethod = tempMethod->next;
}
int paymentMethodId;
cout << "\nPilih metode pembayaran (ID): ";
cin >> paymentMethodId;
system("clear");
float subtotal = 0.0;
TransactionItem* temp = transactionItems;
while (temp) {
subtotal += temp->item->price * temp->quantity;
temp = temp->next;
}
float taxAmount = subtotal * taxPercentage / 100;
float discountAmount = subtotal * discountPercentage / 100;
float totalPrice = subtotal + taxAmount - discountAmount;
cout << "\n==================================\n";
cout << "\tDETAIL TRANSAKSI";
cout << "\n==================================\n\n";
temp = transactionItems;
while (temp) {
cout << " Nama Item : " << temp->item->name << "\n";
cout << " Qty : " << temp->quantity << "\n";
temp = temp->next;
}
cout << " Subtotal : " << "Rp. " << subtotal << "\n";
cout << " Tax : " << "Rp. " << taxAmount << "\n";
cout << " Total Harga : " << "Rp. " << totalPrice << "\n";
if (discountPercentage > 0.0) {
cout << " Diskon : " << "Rp. " << discountAmount << " (" << discountPercentage << "%)\n";
}
tempMethod = paymentMethods;
while (tempMethod) {
if (tempMethod->id == paymentMethodId) {
cout << " Metode Pembayaran : " << tempMethod->name << "\n";
break;
}
tempMethod = tempMethod->next;
}
cout << "\n==================================\n";
addTransaction(transactionCount + 1, transactionItems, totalPrice, taxPercentage, discountPercentage);
cout << "\nBuat transaksi ulang? (y/n): ";
cin >> choice;
system("clear");
if (choice == 'y') {
transaksi();
}
}
void riwayatTransaksi() {
system("clear");
if (!transactions) {
cout << "Riwayat transaksi kosong!\n";
return;
}
cout << "\n=================================\n";
cout << "\tRIWAYAT TRANSAKSI";
cout << "\n=================================\n\n";
Transaction* temp = transactions;
while (temp) {
cout << "Invoice ID: " << temp->invoice_id << ", Total: Rp. " << temp->total_price << "\n";
temp = temp->next;
}
char choice;
cout << "\nCari transaksi berdasarkan invoice? (y/n): ";
cin >> choice;
if (choice == 'y') {
searchTransaction();
}
// ~START_TASK:MARIA
cout << "\nHapus transaksi berdasarkan invoice? (y/n): ";
cin >> choice;
if (choice == 'y') {
int invoice_id;
cout << "Masukkan Invoice ID yang ingin dihapus: ";
cin >> invoice_id;
system("clear");
deleteTransaction(invoice_id);
}
cout << "\nLihat transaksi yang dihapus? (y/n): ";
cin >> choice;
system("clear");
if (choice == 'y') {
Transaction* deletedTransaction = pop(deletedTransactions);
if (deletedTransaction) {
cout << "\n==================================\n";
cout << "\tTRANSAKSI YANG DIHAPUS";
cout << "\n==================================\n\n";
TransactionItem* temp = deletedTransaction->items;
while (temp) {
cout << "Nama Item : " << temp->item->name << "\n";
cout << "Qty : " << temp->quantity << "\n";
temp = temp->next;
}
cout << "Total : Rp. " << deletedTransaction->total_price << "\n";
cout << "\n==================================\n\n";
} else {
cout << "Tidak ada transaksi yang dihapus.\n";
}
}
// END_TASK:MARIA
}
// END_TASK:HANS
// ~START_TASK:AYA
void manageItem() {
int choice;
while (true) {
cout << "\n===================================\n";
cout << "\tMANAGE ITEM MENU";
cout << "\n===================================\n\n";
cout << " 1. List Item\n";
cout << " 2. Add Item\n";
cout << " 3. Edit Item\n";
cout << " 4. Remove Item\n";
cout << " 5. Keluar\n";
cout << "\nPilih menu: ";
cin >> choice;
system("clear");
switch (choice) {
case 1:
displayQueue(itemQueue);
char c;
cout << "Masukkan apapun untuk keluar : ";
cin >> c;
system("clear");
break;
case 2: {
int id;
string name;
float price;
cout << "Masukkan ID: ";
cin >> id;
cout << "Masukkan Nama: ";
cin.ignore();
getline(cin, name);
cout << "Masukkan Harga: ";
cin >> price;
system("clear");
addItem(id, name, price); // pake enqueue
cout << "Item berhasil ditambahkan.\n";
break;
}
case 3: {
if (!items) {
cout << "Item masih kosong!\n";
} else {
int id;
cout << "Masukkan ID item yang ingin diedit: ";
cin >> id;
Item* temp = items;
while (temp && temp->id != id) {
temp = temp->next;
}
if (temp) {
string name;
float price;
cout << "Masukkan Nama baru: ";
cin.ignore();
getline(cin, name);
cout << "Masukkan Harga baru: ";
cin >> price;
temp->name = name;
temp->price = price;
system("clear");
cout << "Item berhasil diedit.\n";
} else {
cout << "Item tidak ditemukan.\n";
}
}
break;
}
case 4: {
Item* item = dequeue(itemQueue);
if (item) {
cout << "Item dengan ID " << item->id << " telah didequeue.\n";
delete item;
} else {
cout << "Queue kosong!\n";
}
break;
}
case 5:
system("clear");
return;
default:
cout << "Pilihan tidak valid.\n";
break;
}
}
}
// END_TASK:AYA
// ~START_TASK:MARIA
void manageDiskon() {
int choice;
while (true) {
cout << "\n===================================\n";
cout << "\tMANAGE DISKON MENU";
cout << "\n===================================\n\n";
cout << " 1. List Diskon\n";
cout << " 2. Add Diskon\n";
cout << " 3. Edit Diskon\n";
cout << " 4. Keluar\n";
cout << "\nPilih menu: ";
cin >> choice;
system("clear");
switch (choice) {
case 1:
if (diskonCount == 0) {
cout << "Diskon masih kosong!\n";
} else {
cout << "\n==========================\n";
cout << "\tLIST DISKON";
cout << "\n==========================\n\n";
for (int i = 0; i < diskonCount; i++) {
cout << " " << diskons[i].id << ". " << diskons[i].percentage << "%\n";
}
cout << "\n==========================\n\n";
char c;
cout << "Masukkan apapun untuk keluar : ";
cin >> c;
system("clear");
}
break;
case 2: {
int id;
float percentage;
cout << "Masukkan ID: ";
cin >> id;
cout << "Masukkan Persentase Diskon: ";
cin >> percentage;
diskons[diskonCount++] = {id, percentage};
cout << "Diskon berhasil ditambahkan.\n";
break;
}
case 3: {
if (diskonCount == 0) {
cout << "Diskon masih kosong!\n";
} else {
int id;
cout << "Masukkan ID diskon yang ingin diedit: ";
cin >> id;
bool found = false;
for (int i = 0; i < diskonCount; i++) {
if (diskons[i].id == id) {
float percentage;
cout << "Masukkan Persentase Diskon baru: ";
cin >> percentage;
diskons[i].percentage = percentage;
found = true;
cout << "Diskon berhasil diedit.\n";
break;
}
}
if (!found) {
cout << "Diskon tidak ditemukan.\n";
}
}
break;
}
case 4:
return;
default:
cout << "Pilihan tidak valid.\n";
break;
}
}
}
// END_TASK:MARIA
// ~START_TASK:HANS
void manageTax() {
int choice;
while (true) {
cout << "\n=============================\n";
cout << "\tMANAGE TAX MENU";
cout << "\n=============================\n\n";
cout << " 1. List Tax\n";
cout << " 2. Add Tax\n";
cout << " 3. Edit Tax\n";
cout << " 4. Keluar\n";
cout << "\nPilih menu: ";
cin >> choice;
system("clear");
switch (choice) {
case 1:
if (taxCount == 0) {
cout << "Tax masih kosong!\n";
} else {
cout << "\n=========================\n";
cout << "\tLIST TAX";
cout << "\n=========================\n\n";
for (int i = 0; i < taxCount; i++) {
cout << " " << taxes[i].id << ". " << taxes[i].percentage << "%\n";
}
cout << "\n=========================\n\n";
char c;
cout << "Masukkan apapun untuk keluar : ";
cin >> c;
system("clear");
}
break;
case 2: {
int id;
float percentage;
cout << "Masukkan ID: ";
cin >> id;
cout << "Masukkan Persentase Tax: ";
cin >> percentage;
taxes[taxCount++] = {id, percentage};
cout << "Tax berhasil ditambahkan.\n";
break;
}
case 3: {
if (taxCount == 0) {
cout << "Tax masih kosong!\n";
} else {
int id;
cout << "Masukkan ID tax yang ingin diedit: ";
cin >> id;
bool found = false;
for (int i = 0; i < taxCount; i++) {
if (taxes[i].id == id) {
float percentage;
cout << "Masukkan Persentase Tax baru: ";
cin >> percentage;
taxes[i].percentage = percentage;
found = true;
cout << "Tax berhasil diedit.\n";
break;
}
}
if (!found) {
cout << "Tax tidak ditemukan.\n";
}
}
break;
}
case 4:
return;
default:
cout << "Pilihan tidak valid.\n";
break;
}
}
}
// END_TASK:HANS
// ~START_TASK:AZKA
void managePaymentMethod() {
int choice;
while (true) {
cout << "\n==============================================\n";
cout << "\tMENU MANAGE PAYMENT METHOD";
cout << "\n==============================================\n\n";
cout << " 1. List Payment Method\n";
cout << " 2. Add Payment Method\n";
cout << " 3. Edit Payment Method\n";
cout << " 4. Keluar\n";
cout << "\nPilih menu: ";
cin >> choice;
system("clear");
switch (choice) {
case 1:
if (paymentMethodCount == 0) {
cout << "Belum ada metode pembayaran tersedia.\n";
} else {
cout << "\n========================================\n";
cout << "\tLIST PAYMENT METHOD";
cout << "\n========================================\n\n";
PaymentMethod* temp = paymentMethods;
while (temp) {
cout << " " << temp->id << ". " << temp->name << "\n";
temp = temp->next;
}
cout << "\n========================================\n\n";
char c;
cout << "Masukkan apapun untuk keluar : ";
cin >> c;
system("clear");
}
break;
case 2: {
int id;
string name;
cout << "Masukkan ID Payment Method: ";
cin >> id;
cout << "Masukkan Nama Payment Method: ";
cin.ignore();
getline(cin, name);
addPaymentMethod(id, name);
cout << "Payment Method berhasil ditambahkan.\n";
break;
}
case 3: {
if (paymentMethodCount == 0) {
cout << "Belum ada metode pembayaran tersedia untuk diedit.\n";
} else {
int id;
string newName;
cout << "Masukkan ID Payment Method yang akan diedit: ";
cin >> id;
cout << "Masukkan Nama Payment Method baru: ";
cin.ignore();
getline(cin, newName);
bool found = false;
PaymentMethod* temp = paymentMethods;
while (temp) {
if (temp->id == id) {
temp->name = newName;
found = true;
cout << "Payment Method berhasil diedit.\n";
break;
}
temp = temp->next;
}
if (!found) {
cout << "Payment Method dengan ID " << id << " tidak ditemukan.\n";
}
}
break;
}
case 4:
return;
default:
cout << "Pilihan tidak valid.\n";
break;
}
}
}
// END_TASK:AZKA
// ~START_TASK:IMAM
void addDefaultData() {
addItem(1, "Katsu", 10000);
addItem(2, "Fried Rice", 20000);
addItem(3, "Chicken", 15000);
taxes[0] = {1, 10.0};
taxes[1] = {2, 5.0};
taxCount = 2;
diskons[0] = {1, 10.0};
diskons[1] = {2, 20.0};
diskonCount = 2;
addPaymentMethod(1, "Cash");
addPaymentMethod(2, "BCA");
addPaymentMethod(3, "BNI");
}
// END_TASK:IMAM
// ~START_TASK:AZKA
int main() {
addDefaultData();
int choice;
while (true) {
cout << "\n===========================\n";
cout << "\n>>>>>> POINT OF SALE <<<<<<\n";
cout << "\n===========================\n\n";
cout << " 1. Transaksi\n";
cout << " 2. Riwayat Transaksi\n";
cout << " 3. Manage Item\n";
cout << " 4. Manage Diskon\n";
cout << " 5. Manage Tax\n";
cout << " 6. Manage Metode Pembayaran\n";
cout << " 7. Exit\n";
cout << "\nPilih menu: ";
cin >> choice;
system("clear");
switch (choice) {
case 1:
transaksi();
break;
case 2:
riwayatTransaksi();
break;
case 3:
manageItem();
break;
case 4:
manageDiskon();
break;
case 5:
manageTax();
break;
case 6:
managePaymentMethod();
break;
case 7:
cout << "Terima kasih telah menggunakan program ini.\n";
return 0;
default:
cout << "Pilihan tidak valid.\n";
break;
}
}
return 0;
}
// END_TASK:AZKAEditor is loading...
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