lab4 kiri
This commit is contained in:
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import re
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from datetime import datetime
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from flask import Flask, render_template, request, redirect, url_for, flash
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from flask_sqlalchemy import SQLAlchemy
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app = Flask(__name__)
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app.config['SQLALCHEMY_DATABASE_URI'] = 'sqlite:///accounting.db'
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app.config['SQLALCHEMY_TRACK_MODIFICATIONS'] = False
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app.config['SECRET_KEY'] = "lab4_secret_key"
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db = SQLAlchemy(app)
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# ---------------- МОДЕЛЬ ----------------
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class Employee(db.Model):
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id = db.Column(db.Integer, primary_key=True)
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fullname = db.Column(db.String(120), nullable=False)
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salary = db.Column(db.Integer, nullable=False)
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created_at = db.Column(db.DateTime, default=datetime.utcnow)
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def __repr__(self):
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return f'<Employee {self.id}>'
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# ----------- ВАЛИДАЦИЯ БЭКЕНДА ------------
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def validate_employee(fullname: str, salary: str):
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errors = []
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fullname = fullname.strip()
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if not fullname:
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errors.append("ФИО не может быть пустым")
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elif len(fullname) < 5 or len(fullname) > 120:
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errors.append("ФИО должно быть от 5 до 120 символов")
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elif not re.fullmatch(r"[A-Za-zА-Яа-яЁё\s\-\']+", fullname):
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errors.append("ФИО может содержать только буквы, пробелы, дефисы и апострофы")
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if not salary:
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errors.append("Зарплата обязательна")
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else:
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try:
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salary = int(salary)
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if salary <= 0 or salary > 10_000_000:
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errors.append("Зарплата должна быть от 1 до 10 000 000")
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except:
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errors.append("Зарплата должна быть числом")
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return errors
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# ---------------- РОУТЫ ----------------
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@app.route("/")
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def index():
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return render_template("index.html")
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@app.route("/employees")
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def employees():
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items = Employee.query.order_by(Employee.created_at.desc()).all()
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total_salary = sum(e.salary for e in items)
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return render_template("employees.html", employees=items, total_salary=total_salary)
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@app.route("/create", methods=["GET", "POST"])
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def create_employee():
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if request.method == "POST":
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fullname = request.form.get("fullname", "")
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salary = request.form.get("salary", "")
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errors = validate_employee(fullname, salary)
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if errors:
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for e in errors:
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flash(e, "error")
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return render_template("create_employee.html", fullname=fullname, salary=salary)
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employee = Employee(fullname=fullname.strip(), salary=int(salary))
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try:
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db.session.add(employee)
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db.session.commit()
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return redirect(url_for("employees"))
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except:
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return render_template("error.html", msg="Ошибка добавления")
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return render_template("create_employee.html")
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@app.route("/employees/<int:id>")
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def employee_detail(id):
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emp = Employee.query.get_or_404(id)
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return render_template("employee_detail.html", emp=emp)
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@app.route("/employees/<int:id>/delete")
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def employee_delete(id):
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emp = Employee.query.get_or_404(id)
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try:
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db.session.delete(emp)
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db.session.commit()
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return redirect(url_for("employees"))
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except:
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return render_template("error.html", msg="Ошибка удаления")
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@app.route("/employees/<int:id>/update", methods=["GET", "POST"])
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def employee_update(id):
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emp = Employee.query.get_or_404(id)
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if request.method == "POST":
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fullname = request.form.get("fullname", "")
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salary = request.form.get("salary", "")
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errors = validate_employee(fullname, salary)
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if errors:
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for e in errors:
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flash(e, "error")
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return render_template("employee_update.html", emp=emp)
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emp.fullname = fullname.strip()
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emp.salary = int(salary)
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try:
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db.session.commit()
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return redirect(url_for("employees"))
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except:
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return render_template("error.html", msg="Ошибка обновления")
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return render_template("employee_update.html", emp=emp)
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if __name__ == "__main__":
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with app.app_context():
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db.create_all()
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app.run(debug=True)
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@@ -0,0 +1,2 @@
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Flask==3.0.0
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Flask-SQLAlchemy==3.1.1
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@@ -0,0 +1,54 @@
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#!/bin/bash
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# Get the directory where this script is located
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SCRIPT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
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cd "$SCRIPT_DIR"
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echo "🔧 Lab4 Application Setup & Launch"
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echo "━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━"
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# Check and create venv if not exists
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if [ ! -d "venv" ]; then
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echo "📦 Virtual environment not found. Creating venv..."
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python3 -m venv venv
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echo "✅ venv created"
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else
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echo "✅ venv already exists"
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fi
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# Activate venv
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echo "🔄 Activating virtual environment..."
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source venv/bin/activate
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# Install/upgrade requirements
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if [ -f "requirements.txt" ]; then
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echo "📥 Installing dependencies from requirements.txt..."
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pip install -q --upgrade pip
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pip install -q -r requirements.txt
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echo "✅ Dependencies installed"
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else
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echo "⚠️ requirements.txt not found!"
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exit 1
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fi
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# Create instance directory if not exists
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if [ ! -d "instance" ]; then
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echo "📁 Creating instance directory..."
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mkdir -p instance
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fi
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# Remove old database to create fresh one
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if [ -f "instance/accounting.db" ]; then
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echo "🗑️ Removing old database..."
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rm instance/accounting.db
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fi
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echo ""
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echo "━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━"
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echo "🚀 Starting Flask Application..."
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echo "━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━"
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echo ""
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# Run the Flask app
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python app.py
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@@ -0,0 +1,198 @@
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body {
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margin: 0;
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font-family: Arial, sans-serif;
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background: linear-gradient(120deg,#e6f4ff,#f5fbff);
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color:#1b2b34;
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}
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.header {
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background: linear-gradient(90deg, #084b83, #0d6ba3);
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color: white;
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padding: 20px 0;
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box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
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}
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.header-inner {
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display: flex;
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justify-content: space-between;
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align-items: center;
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}
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.logo {
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font-size: 24px;
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font-weight: bold;
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}
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.header nav {
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display: flex;
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gap: 30px;
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}
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.header nav a {
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color: white;
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text-decoration: none;
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font-weight: 500;
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transition: opacity 0.3s;
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}
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.header nav a:hover {
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opacity: 0.8;
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}
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.footer {
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text-align: center;
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padding: 20px;
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background: #f0f8ff;
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border-top: 1px solid #b5d9ff;
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margin-top: 40px;
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color: #666;
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}
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.container {
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max-width: 900px;
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margin: auto;
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padding: 30px;
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}
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.nav {
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background: #cce7ff;
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padding: 15px;
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display:flex;
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gap:20px;
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justify-content:center;
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}
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.nav a {
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text-decoration:none;
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font-weight:bold;
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color:#084b83;
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}
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h1,h2,h3 { word-wrap: break-word; }
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.card {
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background:white;
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padding:20px;
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margin:20px 0;
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border-radius:12px;
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box-shadow:0 4px 12px rgba(0,0,0,0.1);
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word-wrap: break-word;
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}
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.form {
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display:flex;
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flex-direction:column;
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gap:15px;
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}
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.form-group {
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display: flex;
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flex-direction: column;
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gap: 6px;
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}
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.form-group label {
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font-weight: 600;
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color: #084b83;
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font-size: 15px;
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}
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.form-group small {
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color: #666;
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font-size: 13px;
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font-weight: 400;
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}
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input, textarea {
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padding:12px;
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border-radius:8px;
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border:1px solid #b5d9ff;
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font-size:16px;
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}
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button, .btn {
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background:#4da6ff;
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color:white;
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padding:10px 15px;
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border-radius:8px;
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text-decoration:none;
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border:none;
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cursor:pointer;
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display:inline-block;
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font-weight: 600;
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transition: background 0.2s;
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}
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button:hover, .btn:hover {
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background: #3a8ee6;
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}
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.btn-primary {
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background: linear-gradient(135deg, #4da6ff 0%, #2e7fd6 100%);
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padding: 12px 24px;
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font-size: 16px;
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}
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.btn-primary:hover {
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background: linear-gradient(135deg, #3a8ee6 0%, #1f5db8 100%);
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}
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.btn.danger { background:#ff6b6b; }
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.btn.danger:hover { background: #ff5252; }
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.alert {
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background: linear-gradient(135deg, #ff6b6b 0%, #ff8787 100%);
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border: none;
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border-radius: 12px;
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padding: 16px 20px;
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margin-bottom: 25px;
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color: white;
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font-weight: 600;
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box-shadow: 0 6px 20px rgba(255, 107, 107, 0.3);
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animation: slideDown 0.3s ease-out;
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}
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.error-window {
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background: linear-gradient(135deg, #ff6b6b 0%, #ff8787 100%);
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border: 3px solid #d63031;
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border-radius: 14px;
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padding: 20px;
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margin-bottom: 30px;
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box-shadow: 0 8px 25px rgba(255, 107, 107, 0.4);
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animation: slideDown 0.3s ease-out;
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}
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.error-header {
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color: white;
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font-weight: 700;
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font-size: 18px;
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margin-bottom: 15px;
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display: flex;
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align-items: center;
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gap: 8px;
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}
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.error-list {
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display: flex;
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flex-direction: column;
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gap: 10px;
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}
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.error-item {
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color: white;
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font-weight: 500;
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font-size: 16px;
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line-height: 1.4;
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}
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@keyframes slideDown {
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from {
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opacity: 0;
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transform: translateY(-10px);
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}
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to {
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opacity: 1;
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transform: translateY(0);
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}
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}
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@@ -0,0 +1,48 @@
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<!DOCTYPE html>
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<html lang="ru">
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<head>
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<meta charset="UTF-8">
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<title>{% block title %}Бухгалтерия{% endblock %}</title>
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<!-- CSS -->
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<link rel="stylesheet" href="{{ url_for('static', filename='main.css') }}">
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</head>
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<body>
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<header class="header">
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<div class="container header-inner">
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<div class="logo">💼 Бухгалтерия</div>
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<nav>
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<a href="/">Главная</a>
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<a href="/employees">Сотрудники</a>
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<a href="/create">Добавить</a>
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</nav>
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</div>
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</header>
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<main class="container">
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{% with messages = get_flashed_messages(with_categories=true) %}
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{% if messages %}
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<div class="error-window">
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<div class="error-header">⚠️ Ошибки валидации</div>
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<div class="error-list">
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{% for category, message in messages %}
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<div class="error-item">• {{ message }}</div>
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{% endfor %}
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</div>
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</div>
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{% endif %}
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{% endwith %}
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{% block body %}{% endblock %}
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</main>
|
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|
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<footer class="footer">
|
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Flask + SQLite • Лабораторная №4
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</footer>
|
||||
|
||||
</body>
|
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</html>
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@@ -0,0 +1,26 @@
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{% extends 'base.html' %}
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{% block body %}
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<div class="card">
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<h1>Добавить сотрудника</h1>
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||||
|
||||
<form method="post" class="form">
|
||||
<div class="form-group">
|
||||
<label for="fullname">ФИО (полное имя и фамилия)</label>
|
||||
<input type="text" id="fullname" name="fullname"
|
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placeholder="Введите ФИО"
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||||
value="{{ fullname or '' }}">
|
||||
<small>Минимум 5 символов, поддерживаются дефисы и апострофы</small>
|
||||
</div>
|
||||
|
||||
<div class="form-group">
|
||||
<label for="salary">Зарплата (в рублях)</label>
|
||||
<input type="number" id="salary" name="salary"
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placeholder="Введите сумму"
|
||||
value="{{ salary or '' }}">
|
||||
<small>От 1 до 10 000 000 рублей</small>
|
||||
</div>
|
||||
|
||||
<button type="submit" class="btn-primary">Добавить сотрудника</button>
|
||||
</form>
|
||||
</div>
|
||||
{% endblock %}
|
||||
@@ -0,0 +1,11 @@
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||||
{% extends 'base.html' %}
|
||||
{% block body %}
|
||||
<div class="card">
|
||||
<h1>{{ emp.fullname }}</h1>
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<p>Зарплата: {{ emp.salary }} ₽</p>
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<p>Добавлен: {{ emp.created_at.date() }}</p>
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|
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<a class="btn" href="/employees/{{ emp.id }}/update">Редактировать</a>
|
||||
<a class="btn danger" href="/employees/{{ emp.id }}/delete">Удалить</a>
|
||||
</div>
|
||||
{% endblock %}
|
||||
@@ -0,0 +1,24 @@
|
||||
{% extends 'base.html' %}
|
||||
{% block body %}
|
||||
<div class="card">
|
||||
<h1>Редактирование сотрудника</h1>
|
||||
|
||||
<form method="post" class="form">
|
||||
<div class="form-group">
|
||||
<label for="fullname">ФИО (полное имя и фамилия)</label>
|
||||
<input type="text" id="fullname" name="fullname"
|
||||
value="{{ emp.fullname }}">
|
||||
<small>Минимум 5 символов, поддерживаются дефисы и апострофы</small>
|
||||
</div>
|
||||
|
||||
<div class="form-group">
|
||||
<label for="salary">Зарплата (в рублях)</label>
|
||||
<input type="number" id="salary" name="salary"
|
||||
value="{{ emp.salary }}">
|
||||
<small>От 1 до 10 000 000 рублей</small>
|
||||
</div>
|
||||
|
||||
<button type="submit" class="btn-primary">Обновить сотрудника</button>
|
||||
</form>
|
||||
</div>
|
||||
{% endblock %}
|
||||
@@ -0,0 +1,20 @@
|
||||
{% extends 'base.html' %}
|
||||
{% block title %}Сотрудники{% endblock %}
|
||||
|
||||
{% block body %}
|
||||
<h1>Список сотрудников</h1>
|
||||
|
||||
<h3>Общий фонд зарплат: {{ total_salary }} ₽</h3>
|
||||
|
||||
{% if employees %}
|
||||
{% for e in employees %}
|
||||
<div class="card">
|
||||
<h2>{{ e.fullname }}</h2>
|
||||
<p>Зарплата: <b>{{ e.salary }} ₽</b></p>
|
||||
<a class="btn" href="/employees/{{ e.id }}">Подробнее</a>
|
||||
</div>
|
||||
{% endfor %}
|
||||
{% else %}
|
||||
<p>Сотрудников пока нет</p>
|
||||
{% endif %}
|
||||
{% endblock %}
|
||||
@@ -0,0 +1,5 @@
|
||||
{% extends 'base.html' %}
|
||||
{% block body %}
|
||||
<h1>Ошибка</h1>
|
||||
<p>{{ msg }}</p>
|
||||
{% endblock %}
|
||||
@@ -0,0 +1,6 @@
|
||||
{% extends 'base.html' %}
|
||||
|
||||
{% block body %}
|
||||
<h1>Добро пожаловать в систему бухгалтерии</h1>
|
||||
<p>Используйте меню для навигации по приложению.</p>
|
||||
{% endblock %}
|
||||
Reference in New Issue
Block a user