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

class UserCommand extends Command {

    constructor(client) {

        super(client, {
            name: 'user',
            module: 'information',
            description: 'Display information about user.',
            guildOnly: true,
            arguments: [
                {
                    name: 'search',
                    type: 'STRING',
                    types: ['FLAG', 'VERBAL'],
                    requiredValue: true
                }
            ]
        });

        this.client = client;


    }

    async execute(message, { params, args }) {

        let response = null;
        if(args.search && args.search.value.length > 1) {
            
            const key = args.search.value;
            let count = 0;

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

            response = {
                description: response,
                title: message.format('C_USER_SEARCH_TITLE', {
                    key
                }),
                color: 0x0088cc,
                footer: {
                    text: message.format('C_USER_SEARCH_FOOTER', {
                        matches: members.size,
                        count
                    })
                }
            };

        } else {

            let user = null;
            if (params.length > 0) {
                user = await this.client.resolver.resolveUser(params.join(' '));
                if (!user) return message.respond('No user found.');
            } else user = message.author;

            const member = await message.guild.members.fetch(user.id);
            const { activities } = user.presence;

            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: activities.length > 0 ? activities[0].type === 'CUSTOM_STATUS' ? `${activities[0].name}: ${activities[0].state || 'emoji'}` : activities[0].name : 'Nothing',
                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(', ') : 'None'
            });

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

        return message.embed(response);

    }

}

module.exports = UserCommand;