const { Client, GatewayIntentBits, Collection } = require('discord.js');
const fs = require('fs');
const path = require('path');
const deployCommands = require('./deploy-commands');
const { readDb } = require('../backend/db');

const client = new Client({ intents: [GatewayIntentBits.Guilds, GatewayIntentBits.GuildMembers] });

client.commands = new Collection();

const commandHandler = require('./handlers/command-handler');
const eventHandler = require('./handlers/event-handler');

commandHandler(client);
eventHandler(client);

client.on('interactionCreate', async interaction => {
    if (!interaction.isCommand()) return;

    const command = client.commands.get(interaction.commandName);

    if (!command) return;

    // Check per-guild toggles
    try {
        const db = readDb();
        const guildSettings = db[interaction.guildId] || {};
        const toggles = guildSettings.commandToggles || {};
        const protectedCommands = ['manage-commands', 'help'];

        // If command is protected, always allow
        if (!protectedCommands.includes(command.name)) {
            if (toggles[command.name] === false) {
                await interaction.reply({ content: 'This command has been disabled on this server.', flags: 64 });
                return;
            }
            // If the module-level enabled flag is false, treat as disabled too
            if (command.enabled === false) {
                await interaction.reply({ content: 'This command is currently disabled globally.', flags: 64 });
                return;
            }
        }

        try {
            await command.execute(interaction);
        } catch (error) {
            console.error(error);
            await interaction.reply({ content: 'There was an error while executing this command!', flags: 64 });
        }
    } catch (error) {
        console.error('Error checking command toggles:', error);
        await interaction.reply({ content: 'Internal error occurred.', flags: 64 });
    }
});

client.on('guildCreate', guild => {
    deployCommands(guild.id);
});

const login = () => {
    client.login(process.env.DISCORD_BOT_TOKEN);
}

module.exports = { login, client };