Baseflask

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Aleksmorshen commited on Feb 16, 2025

Commit

9509b14

verified ·

1 Parent(s): 6f50352

Update app.py

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Files changed (1) hide show

app.py +29 -86

app.py CHANGED Viewed

@@ -1,93 +1,36 @@
-from flask import Flask, request, redirect
-import json
-import os
-app = Flask(__name__)
-DB_FILE = 'data.json'
-def load_products():
-    if not os.path.exists(DB_FILE):
-        with open(DB_FILE, 'w') as f:
-            json.dump([], f)
-    try:
-        with open(DB_FILE, 'r') as f:
-            return json.load(f)
-    except:
-        return []
-def save_products(products):
-    with open(DB_FILE, 'w') as f:
-        json.dump(products, f)
-def html_wrapper(content):
-    return f'''
-    <!DOCTYPE html>
-    <html>
-    <head>
-        <title>Каталог</title>
-        <style>
-            body {{ font-family: Arial, sans-serif; margin: 20px; }}
-            .header {{ font-size: 24px; margin-bottom: 20px; }}
-            .products {{ display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }}
-            .product {{ border: 1px solid #ddd; padding: 15px; border-radius: 5px; }}
-            .product img {{ max-width: 200px; max-height: 200px; }}
-            form {{ max-width: 500px; margin: 20px auto; }}
-            input, textarea {{ width: 100%; margin: 5px 0; padding: 8px; }}
-            button {{ background: #4CAF50; color: white; padding: 10px; border: none; cursor: pointer; }}
-            nav {{ margin-bottom: 20px; }}
-            a {{ margin-right: 15px; text-decoration: none; color: #333; }}
-        </style>
-    </head>
-    <body>
-        <nav>
-            <a href="/">Каталог</a>
-            <a href="/admin">Админка</a>
-        </nav>
-        {content}
-    </body>
-    </html>
-    '''
-@app.route('/')
-def catalog():
-    products = load_products()
-    products_html = ''.join([
-        f'''<div class="product">
-            <h3>{p['name']}</h3>
-            <img src="{p['image']}">
-            <p>{p['description']}</p>
-            <p>Цена: {p['price']} руб.</p>
-        </div>'''
-        for p in products
-    ])
-    return html_wrapper(f'''
-        <div class="header">Каталог товаров</div>
-        <div class="products">{products_html}</div>
-    ''')
-@app.route('/admin', methods=['GET', 'POST'])
-def admin():
-    if request.method == 'POST':
-        products = load_products()
-        products.append({
-            'name': request.form['name'],
-            'description': request.form['description'],
-            'price': request.form['price'],
-            'image': request.form['image']
-        })
-        save_products(products)
-        return redirect('/admin')
-    return html_wrapper('''
-        <div class="header">Админ-панель</div>
-        <form method="POST">
-            <input type="text" name="name" placeholder="Название" required>
-            <textarea name="description" placeholder="Описание" required></textarea>
-            <input type="number" name="price" placeholder="Цена" required>
-            <input type="url" name="image" placeholder="URL изображения" required>
-            <button type="submit">Добавить товар</button>
-        </form>
-    ''')
-if __name__ == '__main__':
-    app.run(host='0.0.0.0', port=7860)

+from flask import Flask, request, redirect import json import os
+app = Flask(name) DB_FILE = 'data.json'
+def load_products(): # Создаём файл, если его нет if not os.path.exists(DB_FILE): with open(DB_FILE, 'w') as f: json.dump([], f)
+try:
+    with open(DB_FILE, 'r') as f:
+        return json.load(f)
+except json.JSONDecodeError:
+    return []  # Если файл пустой или повреждён, возвращаем пустой список
+except Exception as e:
+    print(f"Ошибка при загрузке данных: {e}")
+    return []
+def save_products(products): try: with open(DB_FILE, 'w') as f: json.dump(products, f, indent=4, ensure_ascii=False) except Exception as e: print(f"Ошибка при сохранении данных: {e}")
+def html_wrapper(content): return f''' <!DOCTYPE html> <html> <head> <title>Каталог</title> <style> body {{ font-family: Arial, sans-serif; margin: 20px; }} .header {{ font-size: 24px; margin-bottom: 20px; }} .products {{ display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }} .product {{ border: 1px solid #ddd; padding: 15px; border-radius: 5px; }} .product img {{ max-width: 200px; max-height: 200px; }} form {{ max-width: 500px; margin: 20px auto; }} input, textarea {{ width: 100%; margin: 5px 0; padding: 8px; }} button {{ background: #4CAF50; color: white; padding: 10px; border: none; cursor: pointer; }} nav {{ margin-bottom: 20px; }} a {{ margin-right: 15px; text-decoration: none; color: #333; }} </style> </head> <body> <nav> <a href="/">Каталог</a> <a href="/admin">Админка</a> </nav> {content} </body> </html> '''
+@app.route('/') def catalog(): products = load_products() products_html = ''.join([ f'''<div class="product"> <h3>{p['name']}</h3> <img src="{p['image']}" alt="{p['name']}"> <p>{p['description']}</p> <p>Цена: {p['price']} руб.</p> </div>''' for p in products ]) return html_wrapper(f''' <div class="header">Каталог товаров</div> <div class="products">{products_html}</div> ''')
+@app.route('/admin', methods=['GET', 'POST']) def admin(): if request.method == 'POST': products = load_products() products.append({ 'name': request.form['name'], 'description': request.form['description'], 'price': request.form['price'], 'image': request.form['image'] }) save_products(products) return redirect('/admin')
+return html_wrapper('''
+    <div class="header">Админ-панель</div>
+    <form method="POST">
+        <input type="text" name="name" placeholder="Название" required>
+        <textarea name="description" placeholder="Описание" required></textarea>
+        <input type="number" name="price" placeholder="Цена" required>
+        <input type="url" name="image" placeholder="URL изображения" required>
+        <button type="submit">Добавить товар</button>
+    </form>
+''')
+if name == 'main': app.run(host='0.0.0.0', port=7860)