const { Events } = require('discord.js');
const { readDb } = require('../../backend/db.js');

module.exports = {
	name: Events.GuildMemberAdd,
	async execute(member) {
		try {
			const db = readDb();
			const settings = db[member.guild.id];

			if (settings && settings.welcomeEnabled && settings.welcomeChannel) {
				const channel = member.guild.channels.cache.get(settings.welcomeChannel);
				if (channel) {
					try {
						const message = (settings.welcomeMessage || 'Welcome {user} to {server}!').replace('{user}', member.user.toString()).replace('{server}', member.guild.name);
						await channel.send(message);
					} catch (error) {
						console.error(`Could not send welcome message to channel ${settings.welcomeChannel} in guild ${member.guild.id}:`, error);
					}
				}
			}

			if (settings && settings.autorole && settings.autorole.enabled && settings.autorole.roleId) {
				const role = member.guild.roles.cache.get(settings.autorole.roleId);
				if (role) {
					try {
						// Re-check that role is assignable
						const botHighest = member.guild.members.me.roles.highest.position;
						if (role.id === member.guild.id || role.managed || role.position >= botHighest) {
							console.warn(`Autorole ${role.id} in guild ${member.guild.id} is not assignable (everyone/managed/too high). Skipping.`);
							return;
						}
						await member.roles.add(role);
					} catch (error) {
						console.error(`Could not assign autorole in guild ${member.guild.id}:`, error);
					}
				}
			}
		} catch (error) {
			console.error(`Error in guildMemberAdd event for guild ${member.guild.id}:`, error);
		}
	},
};