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Update app.py
Browse files
app.py
CHANGED
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@@ -324,40 +324,14 @@ def plot_ph():
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@app.route('/plot_ph_week', methods=['GET'])
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def plot_ph_week():
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try:
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# Получаем номер недели из
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week_number = request.args.get('week')
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#
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if
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<h1>Выберите неделю для графика pH</h1>
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<form method="GET">
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<label for="week">Номер недели (1-30):</label>
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<input type="number" id="week" name="week" min="1" max="30" required>
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<br><br>
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<button type="submit">Показать график</button>
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</form>
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</body>
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</html>
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'''
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# Проверяем, что введённое значение - число от 1 до 30
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try:
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week_number = int(week_number)
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if week_number < 1 or week_number > 30:
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raise ValueError
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except ValueError:
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return '''
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<html>
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<body>
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<h1>Ошибка!</h1>
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<p>Введите номер недели от 1 до 30.</p>
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<button onclick="window.location.href='/plot_ph_week'">Назад</button>
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</body>
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</html>
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'''
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# Подключаемся к базе данных
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conn = sqlite3.connect('system_data.db')
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@@ -378,7 +352,7 @@ def plot_ph_week():
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</html>
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'''
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#
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cursor.execute('''
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SELECT date_time, ph, dey
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FROM system_data
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@@ -389,21 +363,22 @@ def plot_ph_week():
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conn.close()
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#
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if not rows:
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return '''
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<html>
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<body>
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<h1
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<p
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<button onclick="window.location.href='/plot_ph_week'"
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</body>
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</html>
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'''
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#
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dates = [f"{row[0]} (d: {row[2]})" for row in rows]
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ph_values = [float(row[1]) for row in rows]
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# Создаём график
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plt.figure(figsize=(15, 6))
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@@ -423,13 +398,13 @@ def plot_ph_week():
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# Кодируем график в base64
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plot_data = base64.b64encode(buffer.getvalue()).decode('utf-8')
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# Возвращаем HTML с
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return f'''
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<html>
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<body>
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<h1>График pH за {week_number}-ю неделю</h1>
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<button onclick="window.location.href='/plot_ph_week'"
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<button onclick="window.location.
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<br><br>
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<img src="data:image/png;base64,{plot_data}" alt="График pH">
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</body>
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@app.route('/plot_ph_week', methods=['GET'])
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def plot_ph_week():
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try:
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# Получаем номер недели из параметра, если его нет - начинаем с 1
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week_number = request.args.get('week', default=1, type=int)
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# Проверяем, что номер недели в пределах 1-30
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if week_number < 1:
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week_number = 1
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elif week_number > 30:
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week_number = 30
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# Подключаемся к базе данных
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conn = sqlite3.connect('system_data.db')
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</html>
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'''
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# Выбираем данные за выбранную неделю
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cursor.execute('''
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SELECT date_time, ph, dey
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FROM system_data
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conn.close()
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# Если данных нет, вывести сообщение и оставить кнопки
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if not rows:
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return f'''
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<html>
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<body>
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<h1>Данных нет</h1>
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<p>За {week_number}-ю неделю данных нет.</p>
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<button onclick="window.location.href='/plot_ph_week?week={week_number - 1}'" {"disabled" if week_number == 1 else ""}>Предыдущая неделя</button>
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<button onclick="window.location.href='/plot_ph_week?week={week_number + 1}'" {"disabled" if week_number == 30 else ""}>Следующая неделя</button>
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</body>
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</html>
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'''
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# Формируем данные для графика
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dates = [f"{row[0]} (d: {row[2]})" for row in rows]
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ph_values = [float(row[1]) for row in rows]
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# Создаём график
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plt.figure(figsize=(15, 6))
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# Кодируем график в base64
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plot_data = base64.b64encode(buffer.getvalue()).decode('utf-8')
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# Возвращаем HTML с кнопками управления
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return f'''
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<html>
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<body>
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<h1>График pH за {week_number}-ю неделю</h1>
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<button onclick="window.location.href='/plot_ph_week?week={week_number - 1}'" {"disabled" if week_number == 1 else ""}>Предыдущая неделя</button>
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<button onclick="window.location.href='/plot_ph_week?week={week_number + 1}'" {"disabled" if week_number == 30 else ""}>Следующая неделя</button>
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<br><br>
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<img src="data:image/png;base64,{plot_data}" alt="График pH">
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</body>
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