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4 Commits

Author SHA1 Message Date
5d066c96c9 Set orderDate to orderDateInput 2026-01-04 23:31:13 +03:00
91f18a6a9a Move item to another order 2026-01-04 22:14:28 +03:00
74e7dc8fd5 Russian describtion of errors 2026-01-04 21:53:47 +03:00
1f542c65ab Update README.md 2026-01-03 22:58:14 +03:00
4 changed files with 84 additions and 55 deletions

View File

@@ -1,6 +1,15 @@
# DELIVER_MAN
## Docker
## Core Functionality
- View product inventory with current stock levels.
- Create orders with customer name and order date.
- Edit order details (customer name, date) and delete orders.
- Add items to orders, update item quantities or products, and remove items.
- Move items between orders.
- Prevent overselling by validating stock on add/update.
## Run via Docker
Run client + server + database:
@@ -12,4 +21,4 @@ Open the client at `http://localhost:8080`.
Notes:
- The API is proxied through the client container to the server at `/api`.
- The MariaDB schema/data is auto-initialized from `docker/init.sql` on first run.
- The MariaDB schema/data is auto-initialized from `docker/init.sql` on first run.

View File

@@ -415,9 +415,7 @@ async function refreshData() {
currentDateEl.textContent = currentDate;
orderDateInput.min = currentDate;
if (!orderDateInput.value) {
orderDateInput.value = currentDate;
}
orderDateInput.value = currentDate
renderInventory();
renderOrders();
@@ -444,9 +442,7 @@ function initializeApp() {
currentDate = initialDate;
currentDateEl.textContent = initialDate;
orderDateInput.min = initialDate;
if (!orderDateInput.value) {
orderDateInput.value = initialDate;
}
orderDateInput.value = initialDate;
orderForm.addEventListener('submit', async (event) => {
event.preventDefault();

View File

@@ -135,14 +135,14 @@ export default class DBAdapter {
if (!id || !customer_name || !orderDate){
return Promise.reject({
type: DB_USER_ERROR,
error: new Error("Empty in customer name or order date")
error: new Error("Пустое имя клиента или дата заказа")
});
}
const currentDate = await getCurrentDate();
if (orderDate < currentDate){
return Promise.reject({
type: DB_USER_ERROR,
error: new Error("Invalid order date")
error: new Error("Недопустимая дата заказа")
});
}
try {
@@ -152,7 +152,7 @@ export default class DBAdapter {
} catch(err){
return Promise.reject({
type: DB_INTERNAL_ERROR,
error: new Error("Server error")
error: new Error("Ошибка сервера")
});
}
}
@@ -192,8 +192,8 @@ export default class DBAdapter {
if (!id || !customer_name || !orderDate) {
return Promise.reject({
type: DB_USER_ERROR,
error: new Error("Order ID, name or date is required!"),
message: "Order ID, name or date is required!" // Добавляем message напрямую
error: new Error("Нужен ID заказа, имя и дата"),
message: "Нужен ID заказа, имя и дата" // Добавляем message напрямую
});
}
@@ -201,8 +201,8 @@ export default class DBAdapter {
if (orderDate < currentDate) {
return Promise.reject({
type: DB_USER_ERROR,
error: new Error("Order date cannot be less than current date"),
message: "Order date cannot be less than current date"
error: new Error("Дата заказа не может быть раньше текущей"),
message: "Дата заказа не может быть раньше текущей"
});
}
@@ -212,8 +212,8 @@ export default class DBAdapter {
if (!order || order.length === 0) { // Исправлено: проверяем length
return Promise.reject({
type: DB_USER_ERROR,
error: new Error("Order not found"),
message: "Order not found"
error: new Error("Заказ не найден"),
message: "Заказ не найден"
});
}
@@ -228,8 +228,8 @@ export default class DBAdapter {
console.error('Database error in changeOrderInfo:', err);
return Promise.reject({
type: DB_INTERNAL_ERROR,
error: new Error("Server error"),
message: err.message || "Database operation failed",
error: new Error("Ошибка сервера"),
message: err.message || "Ошибка операции с базой данных",
details: err.message
});
}
@@ -279,7 +279,7 @@ export default class DBAdapter {
return Promise.reject({
type: DB_INTERNAL_ERROR,
error: new Error("Failed to delete order"),
error: new Error("Не удалось удалить заказ"),
details: err.message
});
}
@@ -303,7 +303,7 @@ export default class DBAdapter {
connection.release();
return Promise.reject({
type: DB_USER_ERROR,
error: new Error("Order not found")
error: new Error("Заказ не найден")
});
}
@@ -319,7 +319,7 @@ export default class DBAdapter {
connection.release();
return Promise.reject({
type: DB_USER_ERROR,
error: new Error("Product not found")
error: new Error("Товар не найден")
});
}
@@ -328,7 +328,7 @@ export default class DBAdapter {
connection.release();
return Promise.reject({
type: DB_USER_ERROR,
error: new Error("Insufficient product quantity")
error: new Error("Недостаточно товара на складе")
});
}
@@ -361,16 +361,16 @@ export default class DBAdapter {
console.error('Transaction error:', err);
let errorType = DB_INTERNAL_ERROR;
let userMessage = "Database operation failed";
let userMessage = "Ошибка операции с базой данных";
let retryable = false;
if (err.code === 'ER_LOCK_WAIT_TIMEOUT' || err.errno === 1205) {
errorType = 'DB_CONFLICT';
userMessage = "System is busy. Please try again in a moment.";
userMessage = "Система занята. Попробуйте позже.";
retryable = true;
} else if (err.code === 'ER_DUP_ENTRY') {
errorType = DB_USER_ERROR;
userMessage = "Item already exists in the order";
userMessage = "Позиция уже есть в заказе";
}
return Promise.reject({
@@ -391,7 +391,7 @@ export default class DBAdapter {
if (!itemId || !Number.isFinite(quantity) || quantity <= 0) {
return Promise.reject({
type: DB_USER_ERROR,
error: new Error("Invalid item or quantity")
error: new Error("Неверная позиция или количество")
});
}
@@ -409,7 +409,7 @@ export default class DBAdapter {
connection.release();
return Promise.reject({
type: DB_USER_ERROR,
error: new Error("Order item not found")
error: new Error("Позиция заказа не найдена")
});
}
@@ -426,7 +426,7 @@ export default class DBAdapter {
connection.release();
return Promise.reject({
type: DB_USER_ERROR,
error: new Error("Product not found")
error: new Error("Товар не найден")
});
}
if (newProductRow.quantity < quantity) {
@@ -434,7 +434,7 @@ export default class DBAdapter {
connection.release();
return Promise.reject({
type: DB_USER_ERROR,
error: new Error("Insufficient product quantity")
error: new Error("Недостаточно товара на складе")
});
}
@@ -472,7 +472,7 @@ export default class DBAdapter {
connection.release();
return Promise.reject({
type: DB_USER_ERROR,
error: new Error("Insufficient product quantity")
error: new Error("Недостаточно товара на складе")
});
}
@@ -509,7 +509,7 @@ export default class DBAdapter {
return Promise.reject({
type: DB_INTERNAL_ERROR,
error: new Error("Failed to update order item"),
error: new Error("Не удалось обновить позицию заказа"),
details: err.message
});
}
@@ -533,7 +533,7 @@ export default class DBAdapter {
connection.release();
return Promise.reject({
type: DB_USER_ERROR,
error: new Error("Order item not found")
error: new Error("Позиция заказа не найдена")
});
}
@@ -564,7 +564,7 @@ export default class DBAdapter {
return Promise.reject({
type: DB_INTERNAL_ERROR,
error: new Error("Failed to delete order item"),
error: new Error("Не удалось удалить позицию заказа"),
details: err.message,
itemId: itemId
});
@@ -589,12 +589,12 @@ export default class DBAdapter {
connection.release();
return Promise.reject({
type: DB_USER_ERROR,
error: new Error("Target order not found")
error: new Error("Целевой заказ не найден")
});
}
const item = await connection.query(
'SELECT id, order_id FROM order_items WHERE id = ? FOR UPDATE',
'SELECT id, order_id, product_id, quantity FROM order_items WHERE id = ? FOR UPDATE',
[itemId]
);
@@ -604,15 +604,39 @@ export default class DBAdapter {
connection.release();
return Promise.reject({
type: DB_USER_ERROR,
error: new Error("Order item not found")
error: new Error("Позиция заказа не найдена")
});
}
await connection.query(
'UPDATE order_items SET order_id = ? WHERE id = ?',
[targetOrderId, itemId]
if (itemRow.order_id === targetOrderId) {
await connection.rollback();
connection.release();
return;
}
const targetItem = await connection.query(
'SELECT id, quantity FROM order_items WHERE order_id = ? AND product_id = ? FOR UPDATE',
[targetOrderId, itemRow.product_id]
);
const targetItemRow = targetItem?.[0];
if (targetItemRow) {
await connection.query(
'UPDATE order_items SET quantity = ? WHERE id = ?',
[targetItemRow.quantity + itemRow.quantity, targetItemRow.id]
);
await connection.query(
'DELETE FROM order_items WHERE id = ?',
[itemId]
);
} else {
await connection.query(
'UPDATE order_items SET order_id = ? WHERE id = ?',
[targetOrderId, itemId]
);
}
await connection.commit();
connection.release();
@@ -628,9 +652,9 @@ export default class DBAdapter {
return Promise.reject({
type: DB_INTERNAL_ERROR,
error: new Error("Failed to move order item"),
error: new Error("Не удалось перенести позицию заказа"),
details: err.message
});
}
}
}
}

View File

@@ -1,4 +1,4 @@
import express from "express";
import express from "express";
import dotenv from "dotenv"
import { randomUUID } from "crypto";
import DBAdapter, { getCurrentDate, setCurrentDate } from "./db/database.js";
@@ -24,7 +24,7 @@ app.use(express.json());
app.use((req, res, next) => {
res.setHeader('Access-Control-Allow-Origin', '*');
res.setHeader('Access-Control-Allow-Headers', 'Content-Type');
res.setHeader('Access-Control-Allow-Methods', 'GET,POST,PUT,DELETE');
res.setHeader('Access-Control-Allow-Methods', 'GET,POST,PUT,DELETE,OPTIONS');
if (req.method === 'OPTIONS') {
res.sendStatus(204);
return;
@@ -175,7 +175,7 @@ app.post('/api/orders', async (req, res) => {
res.status(500).json({
timeStamp: new Date().toISOString(),
statusCode: 500,
message: "Unknown error",
message: "Неизвестная ошибка",
error: err.message
});
}
@@ -190,7 +190,7 @@ app.put('/api/orders/:id', async (req, res) => {
return res.status(400).json({
timeStamp: new Date().toISOString(),
statusCode: 400,
error: "Customer name and order date are required"
error: "Имя клиента и дата заказа обязательны"
});
}
@@ -212,7 +212,7 @@ app.put('/api/orders/:id', async (req, res) => {
const errorMessage = err.message ||
err.error?.message ||
"Unknown error occurred";
"Произошла неизвестная ошибка";
switch(err.type) {
case DB_INTERNAL_ERROR:
@@ -220,7 +220,7 @@ app.put('/api/orders/:id', async (req, res) => {
timeStamp: new Date().toISOString(),
statusCode: 500,
error: errorMessage,
details: err.details || "Internal server error"
details: err.details || "Внутренняя ошибка сервера"
});
case DB_USER_ERROR:
@@ -265,7 +265,7 @@ app.post('/api/orders/:orderId/items', async (req, res) => {
return res.status(400).json({
timeStamp: new Date().toISOString(),
statusCode: 400,
error: "Invalid productId or quantity"
error: "Некорректный товар или количество"
});
}
@@ -290,21 +290,21 @@ app.post('/api/orders/:orderId/items', async (req, res) => {
return res.status(400).json({
timeStamp: new Date().toISOString(),
statusCode: 400,
error: err.error?.message || "Invalid request",
error: err.error?.message || "Некорректный запрос",
details: err.details
});
} else if (err.type === DB_INTERNAL_ERROR) {
return res.status(500).json({
timeStamp: new Date().toISOString(),
statusCode: 500,
error: "Internal server error",
error: "Внутренняя ошибка сервера",
details: err.error?.message
});
} else {
return res.status(500).json({
timeStamp: new Date().toISOString(),
statusCode: 500,
error: "Internal server error"
error: "Внутренняя ошибка сервера"
});
}
}
@@ -347,14 +347,14 @@ app.delete('/api/orders/:orderId/items/:itemId', async (req, res) => {
return res.status(500).json({
timeStamp: new Date().toISOString(),
statusCode: 500,
error: "Server error",
error: "Ошибка сервера",
details: err.error.message
});
} else {
return res.status(500).json({
timeStamp: new Date().toISOString(),
statusCode: 500,
error: "Internal server error",
error: "Внутренняя ошибка сервера",
details: err.message
});
}
@@ -387,7 +387,7 @@ app.post('/api/order-items/:itemId/move', async (req, res) => {
app.use((req, res) => {
res.status(404).json({ error: 'Invalid route' });
res.status(404).json({ error: 'Неверный маршрут' });
});
const server = app.listen(appPort, async() => {