const { Command } = require('../../../../interfaces/');
const similarity = require('similarity');

class UserCommand extends Command {

    constructor(client) {

        super(client, {
            name: 'user',
            module: 'utility',
            description: "Display information about user."
        });

        this.client = client;


    }

    async execute(message, { params }) {
        
        let search = params[0] ? params[0].toLowerCase() === 'search' : false;
        let response = '';
        if(search && params.length > 1) {
            
            params.shift();
            let key = params.join(' '), count = 0;

            let members = message.guild.members.cache.filter(m => {
                return (m.nickname && (m.nickname.toLowerCase().includes(key) || (similarity(m.nickname.toLowerCase(), key) > 0.75 && Math.abs(m.nickname.length - key.length) < 3) )) ||
                        m.user.username.toLowerCase().includes(key) || (similarity(m.user.username.toLowerCase(), key) > 0.75 && Math.abs(m.user.username.length - key.length) < 3);
            });

            for(let [ id, member ] of members) {
                response += `${member.user.tag} ${member.nickname ? `- ${member.nickname}` : '' } [${id}]\n`;
                count++;
                if(response.length > 1900) break;
            }

            response = {
                description: response,
                title: `Search result for keyword: \`${key}\``,
                color: 0x0088cc,
                footer: {
                    text: `Found ${members.size} matches, displaying ${count}`
                }
            };

        } else {

            let user = await this.client.resolver.resolveUser(params.length > 0 ? params.join(' ') : message.author.id).catch(console.error);
            if(!user) return message.respond('No user found.');
            let member = await message.guild.members.fetch(user.id).catch(console.error);

            response = message.format('C_USER', {
                nickname: member && member.nickname ? member.nickname : 'N/A',
                id: user.id,
                joined: member && member.joinedAt ? member.joinedAt.toDateString() : 'N/A',
                created: user.createdAt.toDateString(),
                status: user.presence.status,
                activity: user.presence.activities.length > 0 ? user.presence.activities[0].name : 'N/A',
                serverActivity: member && member.lastMessage ? member.lastMessage.createdAt.toDateString() : 'N/A',
                globalActivity: user.lastMessage ? user.lastMessage.createdAt.toDateString() : 'N/A',
                roles: member ? member.roles.cache.filter(r => r.name !== '@everyone').map(r => r.name).join(', ') : 'N/A'
            });

            response = {
                title: `**${user.tag}** (${user.id})`,
                description: response,
                thumbnail: {
                    url: user.avatarURL() || user.defaultAvatarURL
                }
            };
            
        }

        return message.embed(response);

    }

}

module.exports = UserCommand;