240 lines
8.4 KiB
JavaScript
240 lines
8.4 KiB
JavaScript
const sqlite3 = require('sqlite3').verbose();
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const path = require('path');
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const fs = require('fs');
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require('dotenv').config();
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// Создаем папку data если нет
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const dataDir = path.join(__dirname, 'data');
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const createDirIfNotExists = (dirPath) => {
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if (!fs.existsSync(dirPath)) {
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fs.mkdirSync(dirPath, { recursive: true });
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}
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};
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createDirIfNotExists(dataDir);
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// Путь к базе данных в папке data
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const dbPath = path.join(dataDir, 'school_crm.db');
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// Папки для загрузок и логов в data
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const uploadsDir = path.join(dataDir, 'uploads');
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const tasksDir = path.join(uploadsDir, 'tasks');
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const logsDir = path.join(dataDir, 'logs');
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createDirIfNotExists(uploadsDir);
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createDirIfNotExists(tasksDir);
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createDirIfNotExists(logsDir);
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const db = new sqlite3.Database(dbPath, (err) => {
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if (err) {
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console.error('Ошибка подключения к БД:', err.message);
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} else {
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console.log('Подключение к SQLite установлено');
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console.log('База данных расположена:', dbPath);
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initializeDatabase();
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}
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});
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function initializeDatabase() {
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// Обновленная таблица пользователей с поддержкой LDAP
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db.run(`CREATE TABLE IF NOT EXISTS users (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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login TEXT UNIQUE NOT NULL,
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password TEXT,
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name TEXT NOT NULL,
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email TEXT UNIQUE NOT NULL,
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role TEXT DEFAULT 'teacher',
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auth_type TEXT DEFAULT 'local',
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groups TEXT,
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description TEXT,
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created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
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last_login DATETIME,
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updated_at DATETIME DEFAULT CURRENT_TIMESTAMP
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)`);
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// Таблица задач
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db.run(`CREATE TABLE IF NOT EXISTS tasks (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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title TEXT NOT NULL,
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description TEXT,
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status TEXT DEFAULT 'active',
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created_by INTEGER NOT NULL,
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created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
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updated_at DATETIME DEFAULT CURRENT_TIMESTAMP,
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deleted_at DATETIME,
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deleted_by INTEGER,
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original_task_id INTEGER,
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start_date DATETIME,
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due_date DATETIME,
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FOREIGN KEY (created_by) REFERENCES users (id),
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FOREIGN KEY (deleted_by) REFERENCES users (id),
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FOREIGN KEY (original_task_id) REFERENCES tasks (id)
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)`);
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// Таблица назначений задач
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db.run(`CREATE TABLE IF NOT EXISTS task_assignments (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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task_id INTEGER NOT NULL,
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user_id INTEGER NOT NULL,
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status TEXT DEFAULT 'assigned',
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start_date DATETIME,
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due_date DATETIME,
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created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
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updated_at DATETIME DEFAULT CURRENT_TIMESTAMP,
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FOREIGN KEY (task_id) REFERENCES tasks (id),
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FOREIGN KEY (user_id) REFERENCES users (id)
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)`);
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// Таблица файлов
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db.run(`CREATE TABLE IF NOT EXISTS task_files (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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task_id INTEGER NOT NULL,
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user_id INTEGER NOT NULL,
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filename TEXT NOT NULL,
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original_name TEXT NOT NULL,
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file_path TEXT NOT NULL,
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file_size INTEGER NOT NULL,
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uploaded_at DATETIME DEFAULT CURRENT_TIMESTAMP,
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FOREIGN KEY (task_id) REFERENCES tasks (id),
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FOREIGN KEY (user_id) REFERENCES users (id)
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)`);
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// Таблица логов
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db.run(`CREATE TABLE IF NOT EXISTS activity_logs (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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task_id INTEGER NOT NULL,
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user_id INTEGER NOT NULL,
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action TEXT NOT NULL,
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details TEXT,
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created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
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FOREIGN KEY (task_id) REFERENCES tasks (id),
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FOREIGN KEY (user_id) REFERENCES users (id)
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)`);
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console.log('База данных инициализирована в папке data');
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}
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function createTaskFolder(taskId) {
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const taskFolder = path.join(tasksDir, taskId.toString());
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createDirIfNotExists(taskFolder);
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return taskFolder;
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}
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function createUserTaskFolder(taskId, userLogin) {
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const taskFolder = path.join(tasksDir, taskId.toString());
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const userFolder = path.join(taskFolder, userLogin);
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createDirIfNotExists(userFolder);
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return userFolder;
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}
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function saveTaskMetadata(taskId, title, description, createdBy, originalTaskId = null, startDate = null, dueDate = null) {
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const taskFolder = createTaskFolder(taskId);
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const metadata = {
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id: taskId,
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title: title,
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description: description,
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status: 'active',
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created_by: createdBy,
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original_task_id: originalTaskId,
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start_date: startDate,
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due_date: dueDate,
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created_at: new Date().toISOString(),
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updated_at: new Date().toISOString(),
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files: []
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};
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const metadataPath = path.join(taskFolder, 'task.json');
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fs.writeFileSync(metadataPath, JSON.stringify(metadata, null, 2));
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}
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function updateTaskMetadata(taskId, updates) {
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const metadataPath = path.join(tasksDir, taskId.toString(), 'task.json');
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if (fs.existsSync(metadataPath)) {
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const metadata = JSON.parse(fs.readFileSync(metadataPath, 'utf8'));
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const updatedMetadata = { ...metadata, ...updates, updated_at: new Date().toISOString() };
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fs.writeFileSync(metadataPath, JSON.stringify(updatedMetadata, null, 2));
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}
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}
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function logActivity(taskId, userId, action, details = '') {
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db.run(
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"INSERT INTO activity_logs (task_id, user_id, action, details) VALUES (?, ?, ?, ?)",
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[taskId, userId, action, details]
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);
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const logEntry = `${new Date().toISOString()} - User ${userId}: ${action} - Task ${taskId} - ${details}\n`;
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fs.appendFileSync(path.join(logsDir, 'activity.log'), logEntry);
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}
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// Функция для проверки прав доступа к задаче
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function checkTaskAccess(userId, taskId, callback) {
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// Сначала получаем роль пользователя
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db.get("SELECT role FROM users WHERE id = ?", [userId], (err, user) => {
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if (err) {
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callback(err, false);
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return;
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}
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// Администраторы имеют доступ ко всем задачам
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if (user && user.role === 'admin') {
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callback(null, true);
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return;
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}
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// Обычные пользователи видят только задачи где они заказчик или исполнитель
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const query = `
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SELECT 1 FROM tasks t
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WHERE t.id = ? AND (
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t.created_by = ?
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OR EXISTS (SELECT 1 FROM task_assignments WHERE task_id = t.id AND user_id = ?)
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)
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`;
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db.get(query, [taskId, userId, userId], (err, row) => {
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callback(err, !!row);
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});
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});
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}
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// Функция для проверки просроченных задач
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function checkOverdueTasks() {
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const now = new Date().toISOString();
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const query = `
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SELECT ta.id, ta.task_id, ta.user_id, ta.status, ta.due_date
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FROM task_assignments ta
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JOIN tasks t ON ta.task_id = t.id
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WHERE ta.due_date IS NOT NULL
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AND ta.due_date < ?
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AND ta.status NOT IN ('completed', 'overdue')
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AND t.status = 'active'
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`;
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db.all(query, [now], (err, assignments) => {
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if (err) {
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console.error('Ошибка при проверке просроченных задач:', err);
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return;
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}
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assignments.forEach(assignment => {
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db.run(
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"UPDATE task_assignments SET status = 'overdue' WHERE id = ?",
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[assignment.id]
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);
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logActivity(assignment.task_id, assignment.user_id, 'STATUS_CHANGED', 'Задача просрочена');
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});
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});
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}
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// Запускаем проверку просроченных задач каждую минуту
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setInterval(checkOverdueTasks, 60000);
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module.exports = {
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db,
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logActivity,
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createTaskFolder,
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createUserTaskFolder,
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saveTaskMetadata,
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updateTaskMetadata,
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checkTaskAccess
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}; |