Resolve "Add change percent to Market Data"

MarketData.py

@@ -101,8 +101,19 @@ class MarketData:
         """
 
         if quoteResp := self.get(f"stocks/quotes/{symbol}/"):
-            return f"The current price of {quoteResp['symbol']} is ${quoteResp['last']}"
+            price = round(quoteResp["last"][0], 2)
+            changePercent = round(quoteResp["changepct"][0], 2)
 
+            message = f"The current price of {symbol.name} is ${price} and "
+
+            if changePercent > 0.0:
+                message += f"is currently up {changePercent}% for the day."
+            elif changePercent < 0.0:
+                message += f"is currently down {changePercent}% for the day."
+            else:
+                message += "hasn't shown any movement for the day."
+
+            return message
         else:
             return f"Getting a quote for {symbol} encountered an error."
 

Symbol.py

@@ -32,8 +32,8 @@ class Stock(Symbol):
     def __init__(self, symbol: str) -> None:
         self.symbol = symbol
         self.id = symbol
-        self.name = "$" + symbol
-        self.tag = "$" + symbol.upper()
+        self.name = "$" + symbol.upper()
+        self.tag = "$" + symbol.lower()
 
 
 class Coin(Symbol):