from Address import *

class Restaurant(object):
    def __init__(self,name,latitude,longitude,address,url,category,ratings=list()):
        """ create new Restaurant object """
        self.name = name
        self.latitude = latitude
        self.longitude = longitude
        self.address = Address(address)
        self.url = url
        self.category = category
        self.ratings = ratings

    def __str__(self):
        """ create string of restaurant """
        mystr = ""
        mystr = self.name + str(self.address)
        return mystr
    
    def average_rating(self):
        """ return average rating for restaurant """
        if len(self.ratings) == 0:
            return -1
        
        return sum(self.ratings)/len(self.ratings)
        
    def max_rating(self):
        """ return max rating for restaurant if it exists """
        if len(self.ratings) == 0:
            return -1
        
        maxValue = self.ratings[0]
        for i in range(1,len(self.ratings)):
            maxValue = max(maxValue,self.ratings[i])
        return maxValue
    
    def min_rating(self):
        """ return min rating for restaurant if it exists """
        if len(self.ratings) == 0:
            return -1  
        
        return min(self.ratings)