School Commit Init

Anul 1/Semestrul 1/Fundamentals of Programming/t2-912-Cujba-Daniel/src/services.py

@@ -0,0 +1,77 @@
+from domain import Address
+
+class Service:
+    def __init__(self,repo) -> None:
+        self.repo=repo
+    
+    def add_address(self,id,name,number,x,y):
+        if not id.isdigit():
+            raise ValueError("Id must be a positive integer")
+        if len(name)<3:
+            raise ValueError("Name must be at least 3 characters")
+        if not number.isdigit() or int(number)>100:
+            raise ValueError("Number must be a positive integer less or equal to 100")
+        try:
+            int(x)
+        except:
+            raise ValueError("X must be an integer")
+        if int(x)>100 or int(x)<-100:
+            raise ValueError("X must be an integer between -100 and 100")
+        try:
+            int(y)
+        except:
+            raise ValueError("Y must be an integer")
+        if int(y)>100 or int(y)<-100:
+            raise ValueError("Y must be an integer between -100 and 100")
+        address=Address(int(id),name,int(number),int(x),int(y))
+        self.repo.add_address(address)
+    
+    def get_addresses(self):
+        return self.repo.get_addresses_as_string()
+    
+    def get_distance(self,x,y,dist):
+        """
+        :params:
+        x - str
+        y - str
+        dist - str
+
+        :return:
+         to_return - list of tuples of Address and int
+
+        The function verifies the input and calculates the distance between the given position and all adresses and return the adresses with the distance smaller than the one specify
+        """
+        try:
+            int(x)
+        except:
+            raise ValueError("X must be an integer")
+        if int(x)>100 or int(x)<-100:
+            raise ValueError("X must be an integer between -100 and 100")
+        try:
+            int(y)
+        except:
+            raise ValueError("Y must be an integer")
+        if int(y)>100 or int(y)<-100:
+            raise ValueError("Y must be an integer between -100 and 100")
+        if not dist.isdigit():
+            raise ValueError("Distance must be a positive integer")
+        data=self.repo.get_addresses()
+        to_return=[]
+        for address in data:
+            distance=((int(x)-address.get_x())**2+(int(y)-address.get_y())**2)**(1/2)
+            if distance<=int(dist):
+                to_return.append((address,distance))
+        return to_return
+    
+    def get_coordinates(self):
+        n=0
+        x=0
+        y=0
+        data=self.repo.get_addresses()
+        for address in data:
+            n+=1
+            x+=address.get_x()
+            y+=address.get_y()
+        if n==0:
+            raise ValueError("There are no addresses")
+        return (x/n,y/n)