package net.knarcraft.paidsigns.command;

import net.knarcraft.paidsigns.utility.TabCompleteHelper;
import org.bukkit.command.Command;
import org.bukkit.command.CommandSender;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;

import java.util.ArrayList;
import java.util.List;

/**
 * The tab completer for the remove paid sign condition command
 */
public class RemoveConditionTabCompleter extends TokenizedTabCompleter {

    private List<String> lineIndices;

    @Nullable
    @Override
    public List<String> onTabComplete(@NotNull CommandSender sender, @NotNull Command command, @NotNull String alias,
                                      @NotNull String[] args) {
        super.onTabComplete(sender, command, alias, args);
        if (lineIndices == null) {
            initializeValues();
        }

        if (argumentSize < 1) {
            return TabCompleteHelper.getPaidSignNames();
        } else if (argumentSize < 2) {
            return TabCompleteHelper.getSignLines();
        }
        return new ArrayList<>();
    }

    /**
     * Initializes the values available for tab completion
     */
    private void initializeValues() {
        lineIndices = TabCompleteHelper.getSignLines();
    }

}