import disnake
from disnake.ext import commands
import sqlite3
import os
from datetime import datetime, timedelta
import re

class ModReasonModal(disnake.ui.Modal):
    def __init__(self, parent_view, action_type):
        super().__init__(title=f"Raison pour {action_type}", components=[])
        self.parent_view = parent_view
        self.action_type = action_type
        
        self.reason = disnake.ui.TextInput(
            label="Raison",
            placeholder="Entrez la raison ici...",
            required=True,
            max_length=500
        )
        self.append_component(self.reason)
        
        if action_type == "TIMEOUT":
            self.duration = disnake.ui.TextInput(
                label="Durée (ex: 1h, 30m, 1d)",
                placeholder="1h",
                required=True,
                max_length=10
            )
            self.append_component(self.duration)

    async def callback(self, interaction: disnake.Interaction):
        reason = self.reason.value
        member = self.parent_view.member
        
        cog = interaction.bot.get_cog("Moderation")
        if not cog:
            return await interaction.response.send_message("❌ Erreur interne.", ephemeral=True)

        if self.action_type == "WARN":
            await cog.warn(interaction, member, reason)
        elif self.action_type == "TIMEOUT":
            await cog.timeout(interaction, member, self.duration.value, reason)
        elif self.action_type == "KICK":
            await cog.kick(interaction, member, reason)
        elif self.action_type == "BAN":
            await cog.ban(interaction, member, reason)
        
        await self.parent_view.update_panel(interaction)

class ModPanelView(disnake.ui.View):
    def __init__(self, member, moderator, db_path):
        super().__init__(timeout=120)
        self.member = member
        self.moderator = moderator
        self.db_path = db_path

    async def update_panel(self, interaction: disnake.Interaction):
        conn = sqlite3.connect(self.db_path)
        cursor = conn.cursor()
        cursor.execute('SELECT COUNT(*) FROM sanctions WHERE guild_id = ? AND user_id = ? AND type = "WARN" AND status = "ACTIVE"', (interaction.guild_id, self.member.id))
        warn_count = cursor.fetchone()[0]
        conn.close()

        embed = disnake.Embed(
            title=f"🛡️ Panel de Modération - {self.member.name}",
            description=f"Gestion de l'utilisateur {self.member.mention}",
            color=disnake.Color.blue(),
            timestamp=datetime.now()
        )
        embed.set_thumbnail(url=self.member.display_avatar.url)
        embed.add_field(name="👤 Utilisateur", value=f"ID: `{self.member.id}`\nTag: `{self.member}`", inline=True)
        embed.add_field(name="⚠️ Avertissements", value=f"Actifs: **{warn_count}**", inline=True)
        embed.add_field(name="📅 Dates", value=f"Rejoint: <t:{int(self.member.joined_at.timestamp())}:R>\nCréé: <t:{int(self.member.created_at.timestamp())}:R>", inline=False)
        
        if not interaction.response.is_done():
            await interaction.response.edit_message(embed=embed, view=self)
        else:
            await interaction.edit_original_response(embed=embed, view=self)

    @disnake.ui.button(label="Avertir", style=disnake.ButtonStyle.secondary, emoji="⚠️")
    async def warn_btn(self, button: disnake.ui.Button, interaction: disnake.Interaction):
        await interaction.response.send_modal(ModReasonModal(self, "WARN"))

    @disnake.ui.button(label="Timeout", style=disnake.ButtonStyle.secondary, emoji="⏳")
    async def timeout_btn(self, button: disnake.ui.Button, interaction: disnake.Interaction):
        await interaction.response.send_modal(ModReasonModal(self, "TIMEOUT"))

    @disnake.ui.button(label="Expulser", style=disnake.ButtonStyle.secondary, emoji="👢")
    async def kick_btn(self, button: disnake.ui.Button, interaction: disnake.Interaction):
        await interaction.response.send_modal(ModReasonModal(self, "KICK"))

    @disnake.ui.button(label="Bannir", style=disnake.ButtonStyle.danger, emoji="🔨")
    async def ban_btn(self, button: disnake.ui.Button, interaction: disnake.Interaction):
        await interaction.response.send_modal(ModReasonModal(self, "BAN"))

    @disnake.ui.button(label="Historique", style=disnake.ButtonStyle.primary, emoji="📜")
    async def history_btn(self, button: disnake.ui.Button, interaction: disnake.Interaction):
        cog = interaction.bot.get_cog("Moderation")
        await cog.history(interaction, self.member)

    @disnake.ui.button(label="Clear Warns", style=disnake.ButtonStyle.danger, emoji="🧹")
    async def clear_btn(self, button: disnake.ui.Button, interaction: disnake.Interaction):
        cog = interaction.bot.get_cog("Moderation")
        await cog.clearwarns(interaction, self.member, reason="Nettoyage via Panel")
        await self.update_panel(interaction)

class ModConfigModal(disnake.ui.Modal):
    def __init__(self, field_name, current_value):
        super().__init__(components=[], title=f"Modifier {field_name}")
        self.field_name = field_name
        self.input = disnake.ui.TextInput(
            label=field_name,
            value=str(current_value),
            placeholder="Entrez une valeur numérique...",
            required=True
        )
        self.append_component(self.input)

    async def callback(self, interaction: disnake.Interaction):
        value = self.input.value
        cog = interaction.bot.get_cog("Moderation")
        
        mapping = {
            "Limite Timeout": "warn_limit_timeout",
            "Limite Kick": "warn_limit_kick",
            "Limite Ban": "warn_limit_ban",
            "Durée Timeout (s)": "timeout_duration"
        }
        
        if not value.isdigit():
            return await interaction.response.send_message("❌ Veuillez entrer un nombre valide.", ephemeral=True)
        
        db_field = mapping.get(self.field_name)
        conn = sqlite3.connect(cog.db_path)
        cursor = conn.cursor()
        cursor.execute(f"UPDATE mod_config SET {db_field} = ? WHERE guild_id = ?", (int(value), interaction.guild_id))
        conn.commit()
        conn.close()
        
        await interaction.response.send_message(f"✅ {self.field_name} mis à jour sur **{value}**.", ephemeral=True)

class ModConfigView(disnake.ui.View):
    def __init__(self, guild_id, db_path):
        super().__init__(timeout=60)
        self.guild_id = guild_id
        self.db_path = db_path

    @disnake.ui.button(label="Log Channel", style=disnake.ButtonStyle.primary, emoji="📁")
    async def log_btn(self, button: disnake.ui.Button, interaction: disnake.Interaction):
        view = disnake.ui.View()
        select = disnake.ui.ChannelSelect(
            placeholder="Sélectionnez le salon de logs...",
            channel_types=[disnake.ChannelType.text]
        )
        
        async def select_callback(interaction: disnake.Interaction):
            channel = select.values[0]
            conn = sqlite3.connect(self.db_path)
            cursor = conn.cursor()
            cursor.execute("UPDATE mod_config SET log_channel_id = ? WHERE guild_id = ?", (channel.id, interaction.guild_id))
            conn.commit(); conn.close()
            await interaction.response.send_message(f"✅ Salon de logs défini sur {channel.mention}", ephemeral=True)

        select.callback = select_callback
        view.add_item(select)
        await interaction.response.send_message("Choisissez le salon de logs :", view=view, ephemeral=True)

    @disnake.ui.button(label="Paliers Warns", style=disnake.ButtonStyle.secondary, emoji="⚖️")
    async def limits_btn(self, button: disnake.ui.Button, interaction: disnake.Interaction):
        conn = sqlite3.connect(self.db_path)
        cursor = conn.cursor()
        cursor.execute("SELECT warn_limit_timeout, warn_limit_kick, warn_limit_ban FROM mod_config WHERE guild_id = ?", (self.guild_id,))
        res = cursor.fetchone(); conn.close()
        
        view = disnake.ui.View()
        
        btn_t = disnake.ui.Button(label=f"Timeout ({res[0]})", style=disnake.ButtonStyle.secondary)
        btn_t.callback = lambda i: i.response.send_modal(ModConfigModal("Limite Timeout", res[0]))
        
        btn_k = disnake.ui.Button(label=f"Kick ({res[1]})", style=disnake.ButtonStyle.secondary)
        btn_k.callback = lambda i: i.response.send_modal(ModConfigModal("Limite Kick", res[1]))
        
        btn_b = disnake.ui.Button(label=f"Ban ({res[2]})", style=disnake.ButtonStyle.secondary)
        btn_b.callback = lambda i: i.response.send_modal(ModConfigModal("Limite Ban", res[2]))
        
        view.add_item(btn_t); view.add_item(btn_k); view.add_item(btn_b)
        await interaction.response.send_message("Quelle limite modifier ?", view=view, ephemeral=True)

    @disnake.ui.button(label="Durée Timeout", style=disnake.ButtonStyle.secondary, emoji="⏱️")
    async def duration_btn(self, button: disnake.ui.Button, interaction: disnake.Interaction):
        conn = sqlite3.connect(self.db_path)
        cursor = conn.cursor()
        cursor.execute("SELECT timeout_duration FROM mod_config WHERE guild_id = ?", (self.guild_id,))
        res = cursor.fetchone(); conn.close()
        await interaction.response.send_modal(ModConfigModal("Durée Timeout (s)", res[0]))

class Moderation(commands.Cog):
    def __init__(self, bot):
        self.bot = bot
        self.db_path = os.path.join(os.path.dirname(__file__), "..", "config.db")
        self._init_db()

    def _init_db(self):
        conn = sqlite3.connect(self.db_path)
        cursor = conn.cursor()
        cursor.execute('''CREATE TABLE IF NOT EXISTS sanctions (id INTEGER PRIMARY KEY AUTOINCREMENT, guild_id INTEGER, user_id INTEGER, moderator_id INTEGER, type TEXT, reason TEXT, timestamp DATETIME DEFAULT CURRENT_TIMESTAMP, duration INTEGER, status TEXT DEFAULT 'ACTIVE')''')
        cursor.execute('''CREATE TABLE IF NOT EXISTS mod_config (guild_id INTEGER PRIMARY KEY, log_channel_id INTEGER, warn_limit_timeout INTEGER DEFAULT 3, warn_limit_kick INTEGER DEFAULT 5, warn_limit_ban INTEGER DEFAULT 10, timeout_duration INTEGER DEFAULT 3600)''')
        conn.commit(); conn.close()

    def parse_duration(self, duration_str: str) -> int:
        if not duration_str: return 0
        units = {'s': 1, 'm': 60, 'h': 3600, 'd': 86400, 'w': 604800}
        total_seconds = 0
        matches = re.findall(r'(\d+)([smhdw])', duration_str.lower())
        for value, unit in matches: total_seconds += int(value) * units[unit]
        return total_seconds

    async def send_mod_log(self, guild, embed):
        conn = sqlite3.connect(self.db_path)
        cursor = conn.cursor()
        cursor.execute('SELECT log_channel_id FROM mod_config WHERE guild_id = ?', (guild.id,))
        result = cursor.fetchone(); conn.close()
        if result and result[0]:
            log_channel = guild.get_channel(result[0])
            if log_channel: await log_channel.send(embed=embed)

    @commands.slash_command(name="modpanel", description="Ouvre le panel de modération pour un membre")
    @commands.has_permissions(moderate_members=True)
    async def modpanel(self, interaction: disnake.ApplicationCommandInteraction, member: disnake.Member):
        if member.top_role >= interaction.user.top_role and interaction.user.id != interaction.guild.owner_id:
            return await interaction.response.send_message("❌ Impossible de gérer ce membre.", ephemeral=True)
        conn = sqlite3.connect(self.db_path)
        cursor = conn.cursor()
        cursor.execute('SELECT COUNT(*) FROM sanctions WHERE guild_id = ? AND user_id = ? AND type = "WARN" AND status = "ACTIVE"', (interaction.guild_id, member.id))
        warn_count = cursor.fetchone()[0]; conn.close()
        embed = disnake.Embed(title=f"🛡️ Panel de Modération - {member.name}", description=f"Gestion de {member.mention}", color=disnake.Color.blue(), timestamp=datetime.now())
        embed.set_thumbnail(url=member.display_avatar.url)
        embed.add_field(name="👤 Utilisateur", value=f"ID: `{member.id}`", inline=True)
        embed.add_field(name="⚠️ Avertissements", value=f"Actifs: **{warn_count}**", inline=True)
        view = ModPanelView(member, interaction.user, self.db_path)
        await interaction.response.send_message(embed=embed, view=view, ephemeral=True)

    @commands.slash_command(name="modconfig", description="Configuration de la modération")
    @commands.has_permissions(administrator=True)
    async def modconfig(self, interaction: disnake.ApplicationCommandInteraction):
        conn = sqlite3.connect(self.db_path)
        cursor = conn.cursor()
        cursor.execute('INSERT OR IGNORE INTO mod_config (guild_id) VALUES (?)', (interaction.guild_id,))
        cursor.execute('SELECT log_channel_id, warn_limit_timeout, warn_limit_kick, warn_limit_ban, timeout_duration FROM mod_config WHERE guild_id = ?', (interaction.guild_id,))
        res = cursor.fetchone(); conn.commit(); conn.close()
        embed = disnake.Embed(title="⚙️ Configuration Modération", description="Modifiez les paramètres ci-dessous.", color=disnake.Color.blue())
        embed.add_field(name="📁 Logs", value=f"<#{res[0]}>" if res[0] else "Non défini", inline=False)
        embed.add_field(name="⚖️ Paliers", value=f"Timeout: **{res[1]}**, Kick: **{res[2]}**, Ban: **{res[3]}**", inline=False)
        embed.add_field(name="⏱️ Durée Timeout Auto", value=f"**{res[4]}s**", inline=False)
        view = ModConfigView(interaction.guild_id, self.db_path)
        await interaction.response.send_message(embed=embed, view=view, ephemeral=True)

    async def warn(self, interaction: disnake.Interaction, member: disnake.Member, reason: str):
        conn = sqlite3.connect(self.db_path)
        cursor = conn.cursor()
        cursor.execute('INSERT INTO sanctions (guild_id, user_id, moderator_id, type, reason) VALUES (?, ?, ?, ?, ?)', (interaction.guild_id, member.id, interaction.user.id, 'WARN', reason))
        cursor.execute('SELECT COUNT(*) FROM sanctions WHERE guild_id = ? AND user_id = ? AND type = "WARN" AND status = "ACTIVE"', (interaction.guild_id, member.id))
        warn_count = cursor.fetchone()[0]
        cursor.execute('SELECT warn_limit_timeout, warn_limit_kick, warn_limit_ban, timeout_duration FROM mod_config WHERE guild_id = ?', (interaction.guild_id,))
        config = cursor.fetchone(); conn.commit(); conn.close()
        if not interaction.response.is_done(): await interaction.response.send_message(f"✅ {member.mention} averti ({warn_count}).", ephemeral=True)
        else: await interaction.followup.send(f"✅ {member.mention} averti ({warn_count}).", ephemeral=True)
        await self.send_mod_log(interaction.guild, disnake.Embed(title="⚠️ Avertissement", description=f"Membre: {member.mention}\nRaison: {reason}\nTotal: {warn_count}", color=disnake.Color.orange()))
        try: await member.send(f"⚠️ Avertissement sur **{interaction.guild.name}**\nRaison: {reason}")
        except: pass
        if config:
            l_t, l_k, l_b, dur = config
            if warn_count >= l_b: await member.ban(reason=f"Auto: {warn_count} warns")
            elif warn_count >= l_k: await member.kick(reason=f"Auto: {warn_count} warns")
            elif warn_count >= l_t: await member.timeout(duration=timedelta(seconds=dur), reason=f"Auto: {warn_count} warns")

    async def timeout(self, interaction: disnake.Interaction, member: disnake.Member, duration_str: str, reason: str):
        secs = self.parse_duration(duration_str)
        if secs <= 0: return await interaction.response.send_message("❌ Durée invalide.", ephemeral=True)
        await member.timeout(duration=timedelta(seconds=secs), reason=reason)
        conn = sqlite3.connect(self.db_path); cursor = conn.cursor()
        cursor.execute('INSERT INTO sanctions (guild_id, user_id, moderator_id, type, reason, duration) VALUES (?, ?, ?, ?, ?, ?)', (interaction.guild_id, member.id, interaction.user.id, 'TIMEOUT', reason, secs))
        conn.commit(); conn.close()
        if not interaction.response.is_done(): await interaction.response.send_message(f"✅ {member.mention} mis en sourdine.", ephemeral=True)
        else: await interaction.followup.send(f"✅ {member.mention} mis en sourdine.", ephemeral=True)

    async def kick(self, interaction: disnake.Interaction, member: disnake.Member, reason: str):
        await member.kick(reason=reason)
        conn = sqlite3.connect(self.db_path); cursor = conn.cursor()
        cursor.execute('INSERT INTO sanctions (guild_id, user_id, moderator_id, type, reason) VALUES (?, ?, ?, ?, ?)', (interaction.guild_id, member.id, interaction.user.id, 'KICK', reason))
        conn.commit(); conn.close()
        if not interaction.response.is_done(): await interaction.response.send_message(f"✅ {member.name} expulsé.", ephemeral=True)
        else: await interaction.followup.send(f"✅ {member.name} expulsé.", ephemeral=True)

    async def ban(self, interaction: disnake.Interaction, user: disnake.User, reason: str):
        await interaction.guild.ban(user, reason=reason)
        conn = sqlite3.connect(self.db_path); cursor = conn.cursor()
        cursor.execute('INSERT INTO sanctions (guild_id, user_id, moderator_id, type, reason) VALUES (?, ?, ?, ?, ?)', (interaction.guild_id, user.id, interaction.user.id, 'BAN', reason))
        conn.commit(); conn.close()
        if not interaction.response.is_done(): await interaction.response.send_message(f"✅ {user.name} banni.", ephemeral=True)
        else: await interaction.followup.send(f"✅ {user.name} banni.", ephemeral=True)

    async def history(self, interaction: disnake.Interaction, user: disnake.User):
        conn = sqlite3.connect(self.db_path); cursor = conn.cursor()
        cursor.execute('SELECT id, type, reason, timestamp FROM sanctions WHERE guild_id = ? AND user_id = ? ORDER BY timestamp DESC', (interaction.guild_id, user.id))
        results = cursor.fetchall(); conn.close()
        if not results:
            if not interaction.response.is_done(): return await interaction.response.send_message("ℹ️ Aucun historique.", ephemeral=True)
            else: return await interaction.followup.send("ℹ️ Aucun historique.", ephemeral=True)
        embed = disnake.Embed(title=f"📜 Historique de {user.name}", color=disnake.Color.blue())
        for s_id, s_type, reason, ts in results[:10]:
            embed.add_field(name=f"#{s_id} - {s_type}", value=f"**Date:** {ts}\n**Raison:** {reason}", inline=False)
        if not interaction.response.is_done(): await interaction.response.send_message(embed=embed, ephemeral=True)
        else: await interaction.followup.send(embed=embed, ephemeral=True)

    async def clearwarns(self, interaction: disnake.Interaction, member: disnake.Member, reason: str):
        conn = sqlite3.connect(self.db_path); cursor = conn.cursor()
        cursor.execute('UPDATE sanctions SET status = "REVOKED" WHERE guild_id = ? AND user_id = ? AND type = "WARN"', (interaction.guild_id, member.id))
        conn.commit(); conn.close()
        if not interaction.response.is_done(): await interaction.response.send_message(f"✅ Warns de {member.name} effacés.", ephemeral=True)
        else: await interaction.followup.send(f"✅ Warns de {member.name} effacés.", ephemeral=True)

def setup(bot):
    bot.add_cog(Moderation(bot))