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40 lines
1.2 KiB
40 lines
1.2 KiB
import mysql.connector
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class Database:
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def __init__(self, config, logger):
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self.config = config
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self.logger = logger
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def connect(self):
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"""Maakt een databaseverbinding."""
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try:
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conn = mysql.connector.connect(**self.config)
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return conn
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except mysql.connector.Error as err:
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self.logger.error(f"Database connectiefout: {err}")
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return None
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def get_weather_data(self):
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"""Haalt de gemiddelde weergegevens per dag op."""
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conn = self.connect()
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if not conn:
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return []
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cursor = conn.cursor(dictionary=True)
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query = """
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SELECT DATE(utc) as date,
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AVG(temperature) as avg_temp,
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AVG(solar_performance) as avg_solar,
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AVG(wind_speed) as avg_wind_speed,
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GROUP_CONCAT(DISTINCT weather_description) as descriptions
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FROM weather_forecast
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WHERE DATE(utc) >= DATE(NOW())
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GROUP BY DATE(utc)
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ORDER BY date ASC
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"""
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cursor.execute(query)
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data = cursor.fetchall()
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conn.close()
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return data
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