complete the bot

commands/login.py

@@ -0,0 +1,59 @@
+import discord
+from discord import app_commands
+from discord.ext import commands
+import aiohttp
+import os
+from database.db import save_user
+
+RIOT_API_KEY = os.getenv("LEAGUEAPI")
+
+class LoginCog(commands.Cog):
+    def __init__(self, bot):
+        self.bot = bot
+
+    @app_commands.command(name="login", description="Link your Riot account")
+    @app_commands.describe(summoner="Your Riot ID (e.g. Name#TAG)")
+    async def login(self, interaction: discord.Interaction, summoner: str):
+        await interaction.response.defer(ephemeral=True)
+        
+        if "#" not in summoner:
+            await interaction.followup.send("❌ Use the format `Name#TAG`", ephemeral=True)
+            return
+
+        try:
+            game_name, tag_line = summoner.split("#", 1)
+        except ValueError:
+            await interaction.followup.send("❌ Invalid format. Use `Name#TAG`", ephemeral=True)
+            return
+
+        discord_id = str(interaction.user.id)
+
+        url = (
+            f"https://americas.api.riotgames.com/riot/account/v1/accounts"
+            f"/by-riot-id/{game_name}/{tag_line}"
+        )
+        headers = {"X-Riot-Token": RIOT_API_KEY}
+        
+        async with aiohttp.ClientSession() as session:
+            async with session.get(url, headers=headers) as resp:
+                if resp.status == 404:
+                    await interaction.followup.send("❌ Summoner not found. Check your Riot ID.", ephemeral=True)
+                    return
+                if resp.status != 200:
+                    await interaction.followup.send(f"❌ Riot API error ({resp.status}). Try again later.", ephemeral=True)
+                    return
+
+                data = await resp.json()
+                puuid = data["puuid"]
+
+        save_user(discord_id, puuid, game_name, tag_line)
+
+        await interaction.followup.send(
+            f"✅ Linked **{game_name}#{tag_line}** to your Discord account!",
+            ephemeral=True
+        )
+
+
+async def setup(bot):
+    await bot.add_cog(LoginCog(bot))
+