package jesse.keeblarcraft.Commands;

import com.mojang.brigadier.arguments.ArgumentType;
import com.mojang.brigadier.arguments.IntegerArgumentType;
import com.mojang.brigadier.arguments.StringArgumentType;
import com.mojang.brigadier.context.CommandContext;
import com.mojang.datafixers.Products.P1;

import jesse.keeblarcraft.ConfigMgr.ConfigManager;
import jesse.keeblarcraft.Utils.ChatUtil;
import net.fabricmc.fabric.api.command.v2.CommandRegistrationCallback;
import net.minecraft.server.command.CommandManager;
import net.minecraft.server.command.ServerCommandSource;
import net.minecraft.server.network.ServerPlayerEntity;

public class NoteCommands {

    // IMPORTANT NOTE:
    //
    // Each player will retain their own private file of notes inside a "notes" directory inside the overall mod config directory
    ConfigManager notesConfig = new ConfigManager();
    String NOTES_GLOBAL_DIRECTORY = ""; // The overall "notes" dir inside cfg folder

    public NoteCommands() {
        // Check if directory exists
        if (notesConfig.DoesDirectoryExist(NOTES_GLOBAL_DIRECTORY) == false) {
            // Attempt to create the directory
            if (notesConfig.CreateDirectory(NOTES_GLOBAL_DIRECTORY) == true) {
                System.out.println("Created notes directory successfully!"); //TODO: Success!
            } else {
                System.out.println("ERROR: Notes directory FAILED to create!! Permissions missing to create directory!"); //TODO: Critical failure
            }
        } else {
            System.out.println("Notes directory already exists. Skipping creation..."); //TODO: Success!
        }
    }

    public void RegisterNoteCommands() {
        // Command: "/addnote note goes here"
        CommandRegistrationCallback.EVENT.register((dispatcher, registryAccess, environment) -> {
            dispatcher.register(CommandManager.literal("addnote")
            .then(CommandManager.argument("value", StringArgumentType.greedyString())
            .executes(context -> AddNote(StringArgumentType.getString(context, "value"), context))));
        });

        // Command: "/delnote noteIdHere"
        // CommandRegistrationCallback.EVENT.register((dispatcher, registryAccess, environment) -> {
        //     dispatcher.register(CommandManager.literal("delnote")
        //     .then(CommandManager.argument("value", StringArgumentType.greedyString())
        //     .executes(context -> AddNote(StringArgumentType.getString(context, "value"), context))));
        // });

        // Command: "/purgenotes"
        CommandRegistrationCallback.EVENT.register((dispatcher, registryAccess, environment) -> {
            dispatcher.register(CommandManager.literal("purgenotes")
            .then(CommandManager.argument("value", StringArgumentType.greedyString())
            .executes(context -> PurgeAllNotes(StringArgumentType.getString(context, "value"), context))));
        });

        // Command: "/modifynote noteIdHere"
        CommandRegistrationCallback.EVENT.register((dispatcher, registryAccess, environment) -> {
            dispatcher.register(CommandManager.literal("editnote")
            .then(CommandManager.argument("value", IntegerArgumentType.integer())
            .executes(context -> ModifyNote(IntegerArgumentType.getInteger(context, "value"), context))));
        });

        // Command Root: "/delnote noteIdHere"
        // Aliases: "/rmnote", "/deletenote"
        CommandRegistrationCallback.EVENT.register((dispatcher, registryAccess, environment) -> {
            final var rootDeleteCmd = dispatcher.register(CommandManager.literal("delnote")
            .then(CommandManager.argument("value", IntegerArgumentType.integer())
            .executes(context -> DeleteNote(IntegerArgumentType.getInteger(context, "value"), context))));

            // Alias redirects
            dispatcher.register(CommandManager.literal("rmnote").redirect(rootDeleteCmd));
            dispatcher.register(CommandManager.literal("deletenote").redirect(rootDeleteCmd));
        });
    }

    /// COMMAND HANDLERS BELOW

    // AddNote
    //
    // Adds a new note based on the string value provided by the player. The note is labeled in the background based on the portion
    // of the story they are currently in as well to help provide filtering methods later on
    private int AddNote(String value, CommandContext<ServerCommandSource> context) {
        int ret = -1;

        if (context.getSource().isExecutedByPlayer()) {
            ServerPlayerEntity player = context.getSource().getPlayer();
            notesConfig.AddToKey(player.getUuidAsString(), value);
            ChatUtil.SendPlayerMsg(player, "New note logged to entry! View notes any time with /notegui");
        } else {
            System.out.println("Only a player can execute this command!");
        }

        return ret;
    }

    private int DeleteNote(int value, CommandContext<ServerCommandSource> context) {
        int ret = -1;

        return ret;
    }

    private int ModifyNote(int value, CommandContext<ServerCommandSource> context) {
        int ret = -1;

        return ret;
    }

    private int PurgeAllNotes(String value, CommandContext<ServerCommandSource> context) {
        int ret = -1;

        return ret;
    }

    private int ListNotes(String value, CommandContext<ServerCommandSource> context) {
        int ret = -1;

        return ret;
    }

    private int OpenNoteGui(String value, CommandContext<ServerCommandSource> context) {
        int ret = -1;

        return ret;
    }

    private int FilterForNote(String value, CommandContext<ServerCommandSource> context) {
        int ret = -1;

        return ret;
    }
}