Plex/src/main/java/dev/plex/command/PlexCommand.java

package dev.plex.command;

import dev.plex.Plex;
import dev.plex.cache.DataUtils;
import dev.plex.cache.PlayerCache;
import dev.plex.command.annotation.CommandParameters;
import dev.plex.command.annotation.CommandPermissions;
import dev.plex.command.exception.CommandArgumentException;
import dev.plex.command.exception.CommandFailException;
import dev.plex.command.exception.ConsoleMustDefinePlayerException;
import dev.plex.command.exception.ConsoleOnlyException;
import dev.plex.command.exception.PlayerNotBannedException;
import dev.plex.command.exception.PlayerNotFoundException;
import dev.plex.command.source.RequiredCommandSource;
import dev.plex.player.PlexPlayer;
import dev.plex.rank.enums.Rank;
import dev.plex.util.PlexLog;
import dev.plex.util.PlexUtils;
import java.util.Arrays;
import java.util.UUID;
import net.kyori.adventure.audience.Audience;
import net.kyori.adventure.text.Component;
import net.kyori.adventure.text.serializer.legacy.LegacyComponentSerializer;
import org.bukkit.Bukkit;
import org.bukkit.ChatColor;
import org.bukkit.World;
import org.bukkit.command.Command;
import org.bukkit.command.CommandMap;
import org.bukkit.command.CommandSender;
import org.bukkit.command.ConsoleCommandSender;
import org.bukkit.command.PluginIdentifiableCommand;
import org.bukkit.entity.Player;
import org.bukkit.plugin.Plugin;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;

public abstract class PlexCommand extends Command implements PluginIdentifiableCommand
{
    protected static Plex plugin = Plex.get();

    private final CommandParameters params;
    private final CommandPermissions perms;

    private final Rank level;
    private final RequiredCommandSource commandSource;

    public PlexCommand()
    {
        super("");
        this.params = getClass().getAnnotation(CommandParameters.class);
        this.perms = getClass().getAnnotation(CommandPermissions.class);

        setName(this.params.name());
        setLabel(this.params.name());
        setDescription(params.description());
        setUsage(params.usage().replace("<command>", this.params.name()));
        if (params.aliases().split(",").length > 0)
        {
            setAliases(Arrays.asList(params.aliases().split(",")));
        }
        this.level = perms.level();
        this.commandSource = perms.source();

        getMap().register("plex", this);
    }

    protected abstract Component execute(@NotNull CommandSender sender, @Nullable Player playerSender, @NotNull String[] args);


    @Override
    public boolean execute(@NotNull CommandSender sender, @NotNull String label, String[] args)
    {
        if (!matches(label))
        {
            return false;
        }

        if (commandSource == RequiredCommandSource.CONSOLE && sender instanceof Player)
        {
            sender.sendMessage(tl("noPermissionInGame"));
            return true;
        }
        if (commandSource == RequiredCommandSource.IN_GAME)
        {
            if (sender instanceof ConsoleCommandSender)
            {
                send(sender, tl("noPermissionConsole"));
                return true;
            }
            Player player = (Player)sender;

            PlexPlayer plexPlayer = PlayerCache.getPlexPlayerMap().get(player.getUniqueId());

            if (plugin.getSystem().equalsIgnoreCase("ranks"))
            {
                if (!plexPlayer.getRankFromString().isAtLeast(getLevel()))
                {
                    throw new CommandFailException(PlexUtils.tl("noPermissionRank", ChatColor.stripColor(getLevel().getLoginMSG())));
                }
            }
            else if (plugin.getSystem().equalsIgnoreCase("permissions"))
            {
                if (!player.hasPermission(perms.permission()))
                {
                   throw new CommandFailException(PlexUtils.tl("noPermissionNode", perms.permission()));
                }
            }
            else
            {
                PlexLog.error("Neither permissions or ranks were selected to be used in the configuration file!");
                send(sender, "There is a server misconfiguration. Please alert a developer or the owner");
                return true;
            }
        }
        try
        {
            Component component = this.execute(sender, isConsole(sender) ? null : (Player)sender, args);
            if (component != null)
            {
                send(sender, component);
            }
        }
        catch (CommandArgumentException ex)
        {
            send(sender, getUsage().replace("<command>", getLabel()));
        }
        catch (PlayerNotFoundException | CommandFailException
                | ConsoleOnlyException | ConsoleMustDefinePlayerException
                | PlayerNotBannedException ex)
        {
            send(sender, ex.getMessage());
        }
        return true;
    }


    private boolean matches(String label)
    {
        if (params.aliases().split(",").length > 0)
        {
            for (String alias : params.aliases().split(","))
            {
                if (alias.equalsIgnoreCase(label) || getName().equalsIgnoreCase(label))
                {
                    return true;
                }
            }
        }
        else if (params.aliases().split(",").length < 1)
        {
            return getName().equalsIgnoreCase(label);
        }
        return false;
    }

    protected PlexPlayer getPlexPlayer(@NotNull Player player)
    {
        return DataUtils.getPlayer(player.getUniqueId());
    }

    protected void send(Audience audience, String s)
    {
        audience.sendMessage(componentFromString(s));
    }

    protected void send(Audience audience, Component component)
    {
        audience.sendMessage(component);
    }

    protected boolean checkRank(CommandSender sender, Rank rank, String permission)
    {
        if (!isConsole(sender))
        {
            checkRank((Player)sender, rank, permission);
            return true;
        }
        return true;
    }

    protected boolean checkRank(Player player, Rank rank, String permission)
    {
        PlexPlayer plexPlayer = getPlexPlayer(player);
        if (plugin.getSystem().equalsIgnoreCase("ranks"))
        {
            if (!plexPlayer.getRank().equals(rank.toString()))
            {
                throw new CommandFailException(PlexUtils.tl("noPermissionRank", ChatColor.stripColor(rank.getLoginMSG())));
            }
        }
        else if (plugin.getSystem().equalsIgnoreCase("permissions"))
        {
            if (!player.hasPermission(permission))
            {
                throw new CommandFailException(PlexUtils.tl("noPermissionNode", permission));
            }
        }
        return true;
    }

    protected boolean isAdmin(PlexPlayer plexPlayer)
    {
        return Plex.get().getRankManager().isAdmin(plexPlayer);
    }

    protected boolean isAdmin(CommandSender sender)
    {
        if (!(sender instanceof Player player))
        {
            return true;
        }
        PlexPlayer plexPlayer = getPlexPlayer(player);
        return plugin.getRankManager().isAdmin(plexPlayer);
    }

    protected boolean isAdmin(String name)
    {
        PlexPlayer plexPlayer = DataUtils.getPlayer(name);
        return plugin.getRankManager().isAdmin(plexPlayer);
    }

    protected boolean isSeniorAdmin(CommandSender sender)
    {
        if (!(sender instanceof Player player))
        {
            return true;
        }
        PlexPlayer plexPlayer = getPlexPlayer(player);
        return plugin.getRankManager().isSeniorAdmin(plexPlayer);
    }

    protected UUID getUUID(CommandSender sender)
    {
        if (!(sender instanceof Player player))
        {
            return null;
        }
        return player.getUniqueId();
    }

    @Override
    public @NotNull Plugin getPlugin()
    {
        return plugin;
    }


    protected boolean isConsole(CommandSender sender)
    {
        return !(sender instanceof Player);
    }

    protected Component tl(String s, Object... objects)
    {
        return componentFromString(PlexUtils.tl(s, objects));
    }

    protected Component usage(String s)
    {
        return componentFromString(ChatColor.YELLOW + "Correct Usage: " + ChatColor.GRAY + s);
    }

    protected Player getNonNullPlayer(String name)
    {
        Player player = Bukkit.getPlayer(name);
        if (player == null)
        {
            throw new PlayerNotFoundException();
        }
        return player;
    }

    protected PlexPlayer getOnlinePlexPlayer(String name)
    {
        Player player = getNonNullPlayer(name);
        PlexPlayer plexPlayer = PlayerCache.getPlexPlayer(player.getUniqueId());
        if (plexPlayer == null)
        {
            throw new PlayerNotFoundException();
        }
        return plexPlayer;
    }

    protected PlexPlayer getOfflinePlexPlayer(UUID uuid)
    {
        PlexPlayer plexPlayer = DataUtils.getPlayer(uuid);
        if (plexPlayer == null)
        {
            throw new PlayerNotFoundException();
        }
        return plexPlayer;
    }

    protected World getNonNullWorld(String name)
    {
        World world = Bukkit.getWorld(name);
        if (world == null)
        {
            throw new CommandFailException(PlexUtils.tl("worldNotFound"));
        }
        return world;
    }

    protected Component componentFromString(String s)
    {
        return LegacyComponentSerializer.legacyAmpersand().deserialize(s);
    }

    public Rank getLevel()
    {
        return level;
    }

    public CommandMap getMap()
    {
        return Plex.get().getServer().getCommandMap();
    }
}