PlaceholderAPI/src/main/java/me/clip/placeholderapi/commands/impl/cloud/CommandECloud.java

/*
 * This file is part of PlaceholderAPI
 *
 * PlaceholderAPI
 * Copyright (c) 2015 - 2021 PlaceholderAPI Team
 *
 * PlaceholderAPI free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * PlaceholderAPI is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 */

package me.clip.placeholderapi.commands.impl.cloud;

import com.google.common.collect.ImmutableList;
import com.google.common.collect.ImmutableMap;
import java.util.Collection;
import java.util.List;
import java.util.Map;
import java.util.stream.Stream;
import me.clip.placeholderapi.PlaceholderAPIPlugin;
import me.clip.placeholderapi.commands.PlaceholderCommand;
import me.clip.placeholderapi.util.Msg;
import org.bukkit.command.CommandSender;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Unmodifiable;

public final class CommandECloud extends PlaceholderCommand {

  @Unmodifiable
  private static final List<PlaceholderCommand> COMMANDS = ImmutableList
      .of(new CommandECloudClear(),
          new CommandECloudToggle(),
          new CommandECloudStatus(),
          new CommandECloudUpdate(),
          new CommandECloudRefresh(),
          new CommandECloudDownload(),
          new CommandECloudExpansionInfo(),
          new CommandECloudExpansionList(),
          new CommandECloudExpansionPlaceholders());

  static {
    COMMANDS
        .forEach(command -> command.setPermission("placeholderapi.ecloud." + command.getLabel()));
  }

  @NotNull
  @Unmodifiable
  private final Map<String, PlaceholderCommand> commands;


  public CommandECloud() {
    super("ecloud");

    final ImmutableMap.Builder<String, PlaceholderCommand> commands = ImmutableMap.builder();

    for (final PlaceholderCommand command : COMMANDS) {
      command.getLabels().forEach(label -> commands.put(label, command));
    }

    this.commands = commands.build();
  }


  @Override
  public void evaluate(@NotNull final PlaceholderAPIPlugin plugin,
      @NotNull final CommandSender sender, @NotNull final String alias,
      @NotNull @Unmodifiable final List<String> params) {
    if (params.isEmpty()) {
      Msg.msg(sender,
          "&b&lPlaceholderAPI &8- &7eCloud Help Menu &8- ",
          " ",
          "&b/papi &fenable/disable/toggle",
          "  &7&oEnable or disable the eCloud",
          "&b/papi &fecloud status",
          "  &7&oView status of the eCloud",
          "&b/papi &fecloud list <all/{author}/installed> {page}",
          "  &7&oList all/author specific available expansions",
          "&b/papi &fecloud info <expansion name> {version}",
          "  &7&oView information about a specific expansion available on the eCloud",
          "&b/papi &fecloud placeholders <expansion name>",
          "  &7&oView placeholders for an expansion",
          "&b/papi &fecloud download <expansion name> {version}",
          "  &7&oDownload an expansion from the eCloud",
          "&b/papi &fecloud update <expansion name/all>",
          "  &7&oUpdate a specific/all installed expansions",
          "&b/papi &fecloud refresh",
          "  &7&oFetch the most up to date list of expansions available.",
          "&b/papi &fecloud clear",
          "  &7&oClear the expansion cloud cache.");

      return;
    }

    final String search = params.get(0).toLowerCase();
    final PlaceholderCommand target = commands.get(search);

    if (target == null) {
      Msg.msg(sender, "&cUnknown command &7ecloud " + search);
      return;
    }

    final String permission = target.getPermission();
    if (permission != null && !permission.isEmpty() && !sender.hasPermission(permission)) {
      Msg.msg(sender, "&cYou do not have permission to do this!");
      return;
    }

    if (!(target instanceof CommandECloudToggle) && !plugin.getPlaceholderAPIConfig()
        .isCloudEnabled()) {
      Msg.msg(sender,
          "&cThe eCloud Manager is not enabled!");
      return;
    }

    target.evaluate(plugin, sender, search, params.subList(1, params.size()));
  }

  @Override
  public void complete(@NotNull final PlaceholderAPIPlugin plugin,
      @NotNull final CommandSender sender, @NotNull final String alias,
      @NotNull @Unmodifiable final List<String> params, @NotNull final List<String> suggestions) {
    if (params.size() <= 1) {
      final Stream<String> targets = filterByPermission(sender, commands.values().stream())
          .map(PlaceholderCommand::getLabels).flatMap(Collection::stream);
      suggestByParameter(targets, suggestions, params.isEmpty() ? null : params.get(0));

      return; // send sub commands
    }

    final String search = params.get(0).toLowerCase();
    final PlaceholderCommand target = commands.get(search);

    if (target == null) {
      return;
    }

    target.complete(plugin, sender, search, params.subList(1, params.size()), suggestions);
  }

}