package net.knarcraft.blacksmith.util;

import net.knarcraft.blacksmith.BlacksmithPlugin;
import net.knarcraft.blacksmith.config.Setting;
import net.knarcraft.blacksmith.config.SettingValueType;
import net.knarcraft.blacksmith.config.Settings;
import net.knarcraft.blacksmith.formatting.BlacksmithTranslatableMessage;
import net.knarcraft.knarlib.formatting.StringFormatter;
import net.md_5.bungee.api.ChatColor;
import org.bukkit.command.CommandSender;
import org.jetbrains.annotations.NotNull;

import java.util.Arrays;

import static net.knarcraft.blacksmith.formatting.BlacksmithTranslatableMessage.getCurrentValueMessage;
import static net.knarcraft.blacksmith.formatting.BlacksmithTranslatableMessage.getDefaultValueMessage;
import static net.knarcraft.blacksmith.formatting.BlacksmithTranslatableMessage.getValueChangedMessage;

/**
 * A helper class for the configuration command
 */
public final class ConfigCommandHelper {

    private ConfigCommandHelper() {

    }

    /**
     * Changes the value of the setting defined in the user's input
     *
     * @param args            <p>The arguments given by the user</p>
     * @param detectedSetting <p>The setting recognized from the input, if any</p>
     * @param settings        <p>The global settings object to get settings from</p>
     * @param sender          <p>The command sender to display any output to</p>
     */
    public static <K extends Setting> void changeValue(@NotNull String[] args,
                                                       @NotNull K detectedSetting,
                                                       @NotNull Settings<K> settings,
                                                       @NotNull CommandSender sender) {
        String newValue = args[1];
        //This makes sure all arguments are treated as a sentence
        if (detectedSetting.getValueType() == SettingValueType.STRING) {
            newValue = String.join(" ", Arrays.asList(args).subList(1, args.length));
        }
        settings.changeValue(detectedSetting, newValue);
        BlacksmithPlugin.getStringFormatter().displaySuccessMessage(sender,
                getValueChangedMessage(detectedSetting.getCommandName(), newValue));
    }

    /**
     * Displays the current value of the selected setting
     *
     * @param setting  <p>The global setting recognized from the input</p>
     * @param settings <p>The global settings object to get settings from</p>
     * @param sender   <p>The command sender to display any output to</p>
     */
    public static <K extends Setting> void displayCurrentValue(@NotNull K setting,
                                                               @NotNull Settings<K> settings,
                                                               @NotNull CommandSender sender) {
        StringFormatter formatter = BlacksmithPlugin.getStringFormatter();
        boolean printRawValue = false;

        //Find the value of the specified setting
        String currentValue = String.valueOf(settings.getRawValue(setting));
        String defaultValue = String.valueOf(setting.getDefaultValue());

        //For messages, print an additional raw value showing which color codes are used
        if (setting.isPerNPC() && setting.isMessage()) {
            printRawValue = true;
        }

        // Display the description of the setting
        formatter.displaySuccessMessage(sender, setting.getDescription());

        // Display the setting's default value
        formatter.displayNeutralMessage(sender, getDefaultValueMessage(setting.getCommandName(), defaultValue));
        if (printRawValue) {
            displayRaw(sender, defaultValue);
        }

        // Display the current value of the setting
        formatter.displayNeutralMessage(sender, getCurrentValueMessage(setting.getCommandName(), currentValue));
        if (printRawValue) {
            displayRaw(sender, currentValue);
        }
    }

    /**
     * Displays a message with formatting codes shown
     *
     * @param sender <p>The sender to display the raw value to</p>
     * @param value  <p>The value to display raw</p>
     */
    public static void displayRaw(@NotNull CommandSender sender, @NotNull String value) {
        sender.sendMessage(BlacksmithTranslatableMessage.getRawValueMessage(
                value.replace(ChatColor.COLOR_CHAR, '&')));
    }

}