Update .gitignore and add files

back/models.py

@@ -0,0 +1,34 @@
+import sqlite3
+
+class User:
+    def __init__(self, id, username, password):
+        self.id = id
+        self.username = username
+        self.password = password
+
+    @staticmethod
+    def get_user_by_username(username, db):
+        cursor = db.cursor()
+        cursor.execute("SELECT * FROM user WHERE username = ?", (username,))
+        user_data = cursor.fetchone()
+        if user_data:
+            return User(user_data[0], user_data[1], user_data[2])
+        return None
+
+    def check_password(self, password):
+        return self.password == password
+
+
+class WeatherData:
+    def __init__(self, id, temperature, humidity, record_time):
+        self.id = id
+        self.temperature = temperature
+        self.humidity = humidity
+        self.record_time = record_time
+
+    @staticmethod
+    def get_weather_data_by_time(start_time, end_time, db):
+        cursor = db.cursor()
+        cursor.execute("SELECT * FROM weather_data WHERE record_time >= ? AND record_time < ?", (start_time, end_time))
+        data = cursor.fetchall()
+        return [WeatherData(row[0], row[1], row[2], row[3]) for row in data]