"""
👁️ THE SENTINEL - Multi-Menu Role System
==========================================
Professional-grade role kiosk with multiple themed panels.
Inspired by "adult server architecture" but SFW.

Architecture: Data-driven menus, ephemeral confirmations, one locked #roles channel
Version: 2.0.0
"""

import os
import sys
import threading
from http.server import HTTPServer, BaseHTTPRequestHandler
import discord
from discord.ext import commands
from pathlib import Path
from typing import List, Dict, Any

# =============================================================================
# ENVIRONMENT LOADING (Multi-Strategy)
# =============================================================================

def load_token() -> str:
    """Load DISCORD_BOT_TOKEN with Federation support."""
    # 1. Check OS first (HF Spaces sets this)
    token = os.getenv("DISCORD_BOT_TOKEN")
    if token:
        print("🔑 Token from OS environment")
        return token
    
    # 2. Try Federation Constitution PILLAR
    try:
        user_home = Path(__file__).resolve().parent.parent.parent.parent
        infra_path = user_home / "Infrastructure"
        
        if infra_path.exists():
            sys.path.insert(0, str(infra_path))
            from federation_heart.pillars import ConstitutionPillar
            constitution = ConstitutionPillar(infra_path)
            token = constitution.env.get("DISCORD_BOT_TOKEN")
            if token:
                print(f"🔐 Token from Federation Constitution Pillar")
                return token
    except Exception as e:
        print(f"⚠️ Federation Constitution not available: {e}")
    
    # 3. Try local .env file
    try:
        from dotenv import load_dotenv
        load_dotenv()
        token = os.getenv("DISCORD_BOT_TOKEN")
        if token:
            print("📁 Token from .env file")
            return token
    except ImportError:
        pass
    
    return None


# =============================================================================
# ROLE MENUS CONFIGURATION (Data-Driven!)
# =============================================================================

ROLE_MENUS = [
    {
        "id": "pronouns",
        "title": "🏷️ Role Menu: Pronouns",
        "description": "Let others know how to address you.",
        "color": 0x9B59B6,  # Purple
        "buttons": [
            {"label": "He/Him", "emoji": "🔵", "role": "He/Him", "style": "primary"},
            {"label": "She/Her", "emoji": "🔴", "role": "She/Her", "style": "primary"},
            {"label": "They/Them", "emoji": "🟣", "role": "They/Them", "style": "primary"},
            {"label": "Any", "emoji": "⚪", "role": "Any Pronouns", "style": "secondary"},
            {"label": "Ask Me", "emoji": "❓", "role": "Ask Pronouns", "style": "secondary"},
        ]
    },
    {
        "id": "timezone",
        "title": "🌍 Role Menu: Timezone",
        "description": "Help us know when you're active.",
        "color": 0x3498DB,  # Blue
        "buttons": [
            {"label": "Americas", "emoji": "🌎", "role": "TZ: Americas", "style": "primary"},
            {"label": "Europe/Africa", "emoji": "🌍", "role": "TZ: Europe/Africa", "style": "primary"},
            {"label": "Asia/Pacific", "emoji": "🌏", "role": "TZ: Asia/Pacific", "style": "primary"},
            {"label": "Night Owl", "emoji": "🦉", "role": "TZ: Night Owl", "style": "secondary"},
        ]
    },
    {
        "id": "pings",
        "title": "🔔 Role Menu: Notifications",
        "description": "What do you want to be pinged for?",
        "color": 0xE67E22,  # Orange
        "buttons": [
            {"label": "Events", "emoji": "📅", "role": "Ping: Events", "style": "primary"},
            {"label": "Releases", "emoji": "🚀", "role": "Ping: Releases", "style": "primary"},
            {"label": "Streams", "emoji": "📺", "role": "Ping: Streams", "style": "secondary"},
            {"label": "QOTD", "emoji": "💬", "role": "Ping: QOTD", "style": "secondary"},
        ]
    },
    {
        "id": "tracks",
        "title": "🛤️ Role Menu: Builder Tracks",
        "description": "What do you build? (Pick as many as you want)",
        "color": 0x2ECC71,  # Green
        "buttons": [
            {"label": "Code", "emoji": "💻", "role": "Code Crafter 💻", "style": "primary"},
            {"label": "Systems", "emoji": "🏗️", "role": "System Architect 🏗️", "style": "primary"},
            {"label": "UI/Design", "emoji": "🎨", "role": "UI Designer 🎨", "style": "primary"},
            {"label": "AI/Agents", "emoji": "🤖", "role": "AI Builder 🤖", "style": "secondary"},
            {"label": "Writer", "emoji": "📖", "role": "Writer 📖", "style": "secondary"},
        ]
    },
    {
        "id": "collab",
        "title": "🤝 Role Menu: Collaboration Style",
        "description": "How do you like to work with others?",
        "color": 0x1ABC9C,  # Teal
        "buttons": [
            {"label": "Mentor Available", "emoji": "🧑‍🏫", "role": "Mentor Available", "style": "success"},
            {"label": "Looking for Mentor", "emoji": "🧭", "role": "Seeking Mentor", "style": "primary"},
            {"label": "Pair Program", "emoji": "👥", "role": "Pair Ready", "style": "primary"},
            {"label": "Async Only", "emoji": "📨", "role": "Async Only", "style": "secondary"},
        ]
    },
    {
        "id": "dm",
        "title": "✉️ Role Menu: DM Preferences",
        "description": "Let others know your DM policy.",
        "color": 0xE91E63,  # Pink
        "buttons": [
            {"label": "No DMs", "emoji": "⛔", "role": "No DMs", "style": "danger"},
            {"label": "Ask First", "emoji": "🚪", "role": "Ask to DM", "style": "primary"},
            {"label": "Open DMs", "emoji": "💬", "role": "Open DMs", "style": "success"},
        ]
    },
]

# =============================================================================
# RULES GATE (Verification System)
# =============================================================================

VERIFIED_ROLE = "Verified"  # Role granted on rules acceptance

RULES_GATE = {
    "channel": "welcome-and-rules",
    "embed": {
        "title": "📜 Server Rules",
        "description": """Before you continue, please acknowledge our community guidelines:

**1.** Build in public or private—your choice
**2.** Help when you can, ask when you can't
**3.** No gatekeeping knowledge
**4.** Be excellent to each other

By clicking **Accept**, you agree to these rules and gain access to the server.""",
        "color": 0x2ECC71,  # Green
    },
    "button": {
        "label": "✅ I Accept the Rules",
        "style": "success",
    }
}

# The directions post (pinned at top of #roles)
DIRECTIONS_POST = """
🪪 **Please assign your own roles by clicking buttons below**

**Directions:**
• Click a button to add the role
• Click again to remove it
• You can't mess it up
• Questions? Ask in #support

*Scroll down for all the menus!*
"""


# =============================================================================
# DYNAMIC VIEW FACTORY
# =============================================================================

def get_button_style(style_name: str) -> discord.ButtonStyle:
    """Convert style name to discord.ButtonStyle."""
    styles = {
        "primary": discord.ButtonStyle.primary,
        "secondary": discord.ButtonStyle.secondary,
        "success": discord.ButtonStyle.success,
        "danger": discord.ButtonStyle.danger,
    }
    return styles.get(style_name, discord.ButtonStyle.secondary)


class RoleMenuView(discord.ui.View):
    """Dynamic view that creates buttons from menu config."""
    
    def __init__(self, menu_config: Dict[str, Any]):
        super().__init__(timeout=None)  # Persistent!
        self.menu_id = menu_config["id"]
        
        for i, btn_config in enumerate(menu_config["buttons"]):
            button = discord.ui.Button(
                label=btn_config["label"],
                emoji=btn_config.get("emoji"),
                style=get_button_style(btn_config.get("style", "secondary")),
                custom_id=f"role_{self.menu_id}_{i}",  # Unique & persistent
                row=i // 5  # Max 5 buttons per row
            )
            button.callback = self._make_callback(btn_config["role"])
            self.add_item(button)
    
    def _make_callback(self, role_name: str):
        async def callback(interaction: discord.Interaction):
            await self._toggle_role(interaction, role_name)
        return callback
    
    async def _toggle_role(self, interaction: discord.Interaction, role_name: str):
        """Toggle a role with ephemeral feedback."""
        role = discord.utils.get(interaction.guild.roles, name=role_name)
        
        if not role:
            # Don't expose missing role names - be vague
            await interaction.response.send_message(
                "⚠️ This option is temporarily unavailable.", 
                ephemeral=True
            )
            print(f"⚠️ Role not found: {role_name}")
            return
        
        if role in interaction.user.roles:
            await interaction.user.remove_roles(role)
            await interaction.response.send_message(
                f"➖ Removed: **{role_name}**", 
                ephemeral=True
            )
        else:
            await interaction.user.add_roles(role)
            await interaction.response.send_message(
                f"✅ Added: **{role_name}**", 
                ephemeral=True
            )


class RulesGateView(discord.ui.View):
    """Verification gate - grants Verified role on acceptance."""
    
    def __init__(self):
        super().__init__(timeout=None)  # Persistent!
        
        button = discord.ui.Button(
            label=RULES_GATE["button"]["label"],
            style=get_button_style(RULES_GATE["button"]["style"]),
            custom_id="rules_accept",  # Persistent ID
            emoji="✅"
        )
        button.callback = self._accept_callback
        self.add_item(button)
    
    async def _accept_callback(self, interaction: discord.Interaction):
        """Handle rules acceptance."""
        # Defer immediately to avoid timeout
        await interaction.response.defer(ephemeral=True)
        
        role = discord.utils.get(interaction.guild.roles, name=VERIFIED_ROLE)
        
        if not role:
            await interaction.followup.send(
                "⚠️ Verification system is being set up. Please try again later.",
                ephemeral=True
            )
            print(f"⚠️ Verified role '{VERIFIED_ROLE}' not found!")
            return
        
        if role in interaction.user.roles:
            await interaction.followup.send(
                "✅ You're already verified! Welcome to the server.",
                ephemeral=True
            )
        else:
            await interaction.user.add_roles(role)
            await interaction.followup.send(
                "🎉 **Welcome to Pantheon LadderWorks!**\n\n"
                "You now have access to the server. Head to #roles to customize your experience!",
                ephemeral=True
            )
            print(f"✅ Verified: {interaction.user.name}")


# =============================================================================
# THE BOT
# =============================================================================

intents = discord.Intents.default()
intents.guilds = True
intents.members = True
intents.message_content = True

bot = commands.Bot(command_prefix="!", intents=intents)


@bot.event
async def on_ready():
    print(f"👁️ Sentinel Online: {bot.user}")
    print(f"🏛️ Connected to {len(bot.guilds)} guild(s)")
    
    # Register ALL menu views for persistence
    for menu in ROLE_MENUS:
        bot.add_view(RoleMenuView(menu))
    print(f"📋 Registered {len(ROLE_MENUS)} role menus")
    
    # Register rules gate view for persistence
    bot.add_view(RulesGateView())
    print(f"🚪 Registered rules gate")


@bot.command()
@commands.has_permissions(administrator=True)
async def deploy_roles(ctx):
    """Deploy the full multi-menu role system."""
    print(f"🚀 Deploying role menus to #{ctx.channel.name}...")
    
    # 1. Post the directions (pin it)
    directions = await ctx.send(DIRECTIONS_POST)
    await directions.pin()
    print(f"📌 Directions pinned")
    
    # 2. Post each menu panel
    for menu in ROLE_MENUS:
        embed = discord.Embed(
            title=menu["title"],
            description=menu["description"],
            color=menu["color"]
        )
        embed.set_footer(text="Click to toggle • Pantheon LadderWorks")
        
        view = RoleMenuView(menu)
        msg = await ctx.send(embed=embed, view=view)
        print(f"  ✅ {menu['title']} deployed (ID: {msg.id})")
    
    # 3. Hide the command
    await ctx.message.delete()
    
    await ctx.send("✅ **Role menus deployed!** This message will self-destruct.", delete_after=5)


@bot.command()
@commands.has_permissions(administrator=True)
async def sentinel_status(ctx):
    """Check Sentinel status."""
    embed = discord.Embed(
        title="👁️ Sentinel Status",
        description="The Sentinel is online and watching.",
        color=0x3498db
    )
    embed.add_field(name="Guilds", value=str(len(bot.guilds)), inline=True)
    embed.add_field(name="Latency", value=f"{round(bot.latency * 1000)}ms", inline=True)
    embed.add_field(name="Menus Registered", value=str(len(ROLE_MENUS)), inline=True)
    await ctx.send(embed=embed)


@bot.command()
@commands.has_permissions(administrator=True)
async def sync_roles(ctx):
    """Create missing roles from the menu config."""
    created = []
    existing = []
    
    # Collect all role names from menus
    all_roles = set()
    for menu in ROLE_MENUS:
        for btn in menu["buttons"]:
            all_roles.add(btn["role"])
    
    # Check/create each
    for role_name in sorted(all_roles):
        existing_role = discord.utils.get(ctx.guild.roles, name=role_name)
        if existing_role:
            existing.append(role_name)
        else:
            await ctx.guild.create_role(
                name=role_name,
                color=discord.Color.default(),
                hoist=False,
                mentionable=False
            )
            created.append(role_name)
    
    # Also create Verified role if missing
    verified_role = discord.utils.get(ctx.guild.roles, name=VERIFIED_ROLE)
    if not verified_role:
        await ctx.guild.create_role(
            name=VERIFIED_ROLE,
            color=discord.Color.green(),
            hoist=False,
            mentionable=False
        )
        created.append(f"⭐ {VERIFIED_ROLE}")
    else:
        existing.append(VERIFIED_ROLE)
    
    embed = discord.Embed(
        title="🔄 Role Sync Complete",
        color=0x2ECC71 if created else 0x3498DB
    )
    if created:
        embed.add_field(name="✅ Created", value="\n".join(created[:10]) + ("..." if len(created) > 10 else ""), inline=False)
    embed.add_field(name="📋 Total Roles", value=f"{len(all_roles) + 1} configured, {len(created)} created, {len(existing)} existed", inline=False)
    
    await ctx.send(embed=embed)
    print(f"🔄 Synced roles: {len(created)} created, {len(existing)} existed")


@bot.command()
@commands.has_permissions(administrator=True)
async def deploy_gate(ctx):
    """Deploy the rules acceptance gate to #welcome-and-rules."""
    channel_name = RULES_GATE["channel"]
    channel = discord.utils.get(ctx.guild.text_channels, name=channel_name)
    
    if not channel:
        await ctx.send(f"❌ Channel #{channel_name} not found!")
        return
    
    # Build the embed
    embed = discord.Embed(
        title=RULES_GATE["embed"]["title"],
        description=RULES_GATE["embed"]["description"],
        color=RULES_GATE["embed"]["color"]
    )
    
    # Post with button
    view = RulesGateView()
    await channel.send(embed=embed, view=view)
    
    await ctx.send(f"✅ Rules gate deployed to #{channel_name}!")
    print(f"🚪 Rules gate deployed to #{channel_name}")


# =============================================================================
# KEEPALIVE WEB SERVER (HuggingFace requires port 7860)
# =============================================================================

class HealthHandler(BaseHTTPRequestHandler):
    def do_GET(self):
        self.send_response(200)
        self.send_header("Content-Type", "application/json")
        self.end_headers()
        status = "online" if bot.is_ready() else "starting"
        self.wfile.write(f'{{"status":"{status}","service":"discord-sentinel"}}'.encode())
    def log_message(self, format, *args):
        pass  # Suppress request logs

def start_keepalive():
    server = HTTPServer(("0.0.0.0", 7860), HealthHandler)
    thread = threading.Thread(target=server.serve_forever, daemon=True)
    thread.start()
    print("🌐 Keepalive server on port 7860")

# =============================================================================
# LAUNCH
# =============================================================================

if __name__ == "__main__":
    print("🚀 Starting Sentinel v2.0...")
    start_keepalive()  # HuggingFace needs port 7860 alive
    token = load_token()
    
    if not token:
        print("❌ DISCORD_BOT_TOKEN not found!")
        print("   1. Set as OS environment variable")
        print("   2. Place in Infrastructure/.secrets/.env")
        print("   3. Create local .env file")
    else:
        # Retry loop: HuggingFace containers sometimes need time for DNS to resolve
        import time
        max_retries = 5
        for attempt in range(1, max_retries + 1):
            try:
                print(f"🔌 Connection attempt {attempt}/{max_retries}...")
                bot.run(token)
                break  # If bot.run returns normally (disconnect), exit
            except Exception as e:
                if "No address associated with hostname" in str(e) or "DNS" in str(e):
                    wait_time = 10 * attempt  # 10s, 20s, 30s...
                    print(f"⏳ DNS not ready, retrying in {wait_time}s... ({e})")
                    time.sleep(wait_time)
                else:
                    print(f"❌ Fatal error: {e}")
                    break
        else:
            print("❌ All connection attempts failed. Check HF Space networking.")