feat: change message events to commands

pyvis.py

@@ -22,41 +22,24 @@ async def on_ready():
             f'{guild.name}(id: {guild.id})'
         )   
 
-@bot.event
-async def on_message(message):
-    # ignore messages from the bot itself
-    if message.author == bot.user:
-        return
+@bot.command(name="resources")
+async def resources(ctx):
+    await ctx.send("Some resources for you here!")
 
-    msg_str = message.content
+@bot.command(name="crypto")
+async def crypto(ctx, *tickers):
+    # default tickers
+    if len(tickers) == 0:
+        tickers = ['BTC', 'ETH', 'LTC']
 
-    # Help command
-    if msg_str == '!help':
-        await message.channel.send("!help - Displays this help message")
+    # make the call for prices
+    http_response = requests.get("https://api.lunarcrush.com/v2?data=assets&key=" + LUNAR_CRUSH_API_KEY + "&symbol=" + ",".join(tickers))
+    data = json.loads(http_response.text)
 
-    # Resources command
-    if msg_str == "!resources":
-        await message.channel.send("Some resources for you here!")
+    # extract prices and derive message response
+    msg_response = "Cryptocurrency prices for today!\n"
+    msg_response += "\n".join([f"**{item['symbol']}**: ${int(item['price'])}" for item in data["data"]])
 
-    # Crypto command
-    if msg_str.startswith("!crypto"):
-        symbols = ["BTC", "ETH", "LTC"]
-
-        # make the call for prices
-        http_response = requests.get("https://api.lunarcrush.com/v2?data=assets&key=" + LUNAR_CRUSH_API_KEY + "&symbol=" + ",".join(symbols))
-        data = json.loads(http_response.text)
-
-        # extract prices
-        prices = []
-        prices.append(int(data["data"][0]["price"])) # BTC
-        prices.append(int(data["data"][1]["price"])) # ETH
-        prices.append(int(data["data"][2]["price"])) # LTC
-
-        # derive message response
-        msg_response = "Cryptocurrency prices for today!\n"
-        for i in range(len(symbols)):
-            msg_response += "**{}** - ${}\n".format(symbols[i], prices[i])
-
-        await message.channel.send(msg_response)
+    await ctx.send(msg_response)
 
 bot.run(DISCORD_BOT_TOKEN)