/*
 * Copyright 2022 John Grosh (john.a.grosh@gmail.com).
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.jagrosh.vortex.commands.general;

import com.jagrosh.jdautilities.command.Command;
import com.jagrosh.jdautilities.command.CommandEvent;
import java.time.format.DateTimeFormatter;
import net.dv8tion.jda.api.*;
import net.dv8tion.jda.api.entities.Guild;
import net.dv8tion.jda.api.entities.Member;

/**
 *
 * @author John Grosh (john.a.grosh@gmail.com)
 */
public class ServerinfoCmd extends Command
{
    private final static String LINESTART = "\u25AB"; // â–«
    private final static String GUILD_EMOJI = "\uD83D\uDDA5"; // 🖥
    private final static String NO_REGION = "\u2754"; // �
    
    public ServerinfoCmd()
    {
        this.name = "serverinfo";
        this.aliases = new String[]{"server","guildinfo"};
        this.help = "shows server info";
        this.botPermissions = new Permission[]{Permission.MESSAGE_EMBED_LINKS};
        this.guildOnly = true;
    }
    
    @Override
    protected void execute(CommandEvent event) 
    {
        Guild guild = event.getGuild();
        Member owner = guild.getOwner();
        long onlineCount = guild.getMembers().stream().filter(u -> u.getOnlineStatus() != OnlineStatus.OFFLINE).count();
        long botCount = guild.getMembers().stream().filter(m -> m.getUser().isBot()).count();
        EmbedBuilder builder = new EmbedBuilder();
        String title = (GUILD_EMOJI + " Information about **" + guild.getName() + "**:")
                .replace("@everyone", "@\u0435veryone") // cyrillic e
                .replace("@here", "@h\u0435re") // cyrillic e
                .replace("discord.gg/", "dis\u0441ord.gg/"); // cyrillic c;
        String str = LINESTART + "ID: **" + guild.getId() + "**\n"
                + LINESTART + "Owner: " + (owner == null ? "Unknown" : "**" + owner.getUser().getName() + "**#" + owner.getUser().getDiscriminator()) + "\n";
        if(!guild.getVoiceChannels().isEmpty())
        {
            Region reg = guild.getVoiceChannels().get(0).getRegion();
            str += LINESTART + "Location: " + (reg.getEmoji() == null || reg.getEmoji().isEmpty() ? NO_REGION : reg.getEmoji()) + " **" + reg.getName() + "**\n";
        }
        str +=    LINESTART + "Creation: **" + guild.getTimeCreated().format(DateTimeFormatter.RFC_1123_DATE_TIME) + "**\n"
                + LINESTART + "Users: **" + guild.getMemberCache().size() + "** (" + onlineCount + " online, " + botCount + " bots)\n"
                + LINESTART + "Channels: **" + guild.getTextChannelCache().size() + "** Text, **" + guild.getVoiceChannelCache().size() + "** Voice, **" + guild.getCategoryCache().size() + "** Categories\n"
                + LINESTART + "Verification: **" + guild.getVerificationLevel().name() + "**";
        if(!guild.getFeatures().isEmpty())
            str += "\n" + LINESTART + "Features: **" + String.join("**, **", guild.getFeatures()) + "**";
        if(guild.getSplashId() != null)
        {
            builder.setImage(guild.getSplashUrl() + "?size=1024");
            str += "\n" + LINESTART + "Splash: ";
        }
        if(guild.getIconUrl()!=null)
            builder.setThumbnail(guild.getIconUrl());
        builder.setColor(owner == null ? null : owner.getColor());
        builder.setDescription(str);
        event.reply(new MessageBuilder().append(title).setEmbed(builder.build()).build());
    }
}