Client/src/main/java/de/fullrisk/citrusDev/client/PlaytimeTracker.java

// PLACE THIS FILE AT:
// src/client/java/de/fullrisk/citrusDev/client/PlaytimeTracker.java
//
// NOT under src/main/java — MinecraftClient and client.player only exist
// on the client source set. That is the actual cause of the
// "Cannot resolve symbol" errors, not a mistake in this code.

package de.fullrisk.citrusDev.client;

import net.minecraft.client.Minecraft;
import java.net.URI;
import java.net.http.HttpClient;
import java.net.http.HttpRequest;
import java.net.http.HttpResponse;
import java.time.Duration;
import java.util.UUID;
import com.google.gson.JsonObject;
import com.google.gson.JsonParser;

public class PlaytimeTracker {

    //ticks zu backend schicken

    private static final String BACKEND_URL =
            "http://62.116.42.223:25501/api/heartbeat";

    private static final HttpClient HTTP =
            HttpClient.newBuilder()
                    .connectTimeout(Duration.ofSeconds(10))
                    .build();

    private static int ticks = 0;
    private static int currentPlaytimeSeconds = 0;

    public static void tick() {
        ticks++;

        if (ticks % 100 == 0) {
            System.out.println("Ticking: " + ticks);
        }

        if (ticks >= 60) {
            ticks = 0;
            sendHeartbeat();
            getPlaytime();   // <-- add this

        }
    }

    private static void sendHeartbeat() {
        Verifier.sendTokenForVerification();
        
        Minecraft client =
                Minecraft.getInstance();

        if (client.player == null) {
            System.out.println("No player yet");
            return;
        }

        UUID uuid = client.player.getUUID();

        String json = """
                {
                    "uuid": "%s"
                }
                """.formatted(uuid);

        HttpRequest request = HttpRequest.newBuilder()
                .uri(URI.create(BACKEND_URL))
                .timeout(Duration.ofSeconds(10))
                .header("Content-Type", "application/json")
                .POST(HttpRequest.BodyPublishers.ofString(json))
                .build();

        HTTP.sendAsync(request, HttpResponse.BodyHandlers.ofString())
                .thenAccept(response -> {
                    if (response.statusCode() != 200) {
                        System.out.println("Heartbeat failed: " + response.statusCode());
                    }
                })
                .exceptionally(error -> {
                    error.printStackTrace();
                    return null;
                });

    }


    //playtime vom server holen

    private static final String PLAYTIME_URL =
            "http://62.116.42.223:25501/api/player/%s/playtime";


    public static void getPlaytime() {

        Minecraft client = Minecraft.getInstance();

        if (client.player == null) {
            return;
        }

        UUID uuid = client.player.getUUID();

        HttpRequest request = HttpRequest.newBuilder()
                .uri(URI.create(
                        PLAYTIME_URL.formatted(uuid)
                ))
                .GET()
                .build();


        HTTP.sendAsync(
                        request,
                        HttpResponse.BodyHandlers.ofString()
                )
                .thenAccept(response -> {

                    if (response.statusCode() == 200) {

                        String json = response.body();

                        JsonObject data =
                                JsonParser.parseString(json)
                                        .getAsJsonObject();


                        currentPlaytimeSeconds =
                                data.get("playtime_seconds")
                                        .getAsInt();


                        // Compare playtime here
                        if (currentPlaytimeSeconds >= 3600) {
                            System.out.println(
                                    "Player has more than 1 hour!"
                            );
                        }
                        else {
                            System.out.println(
                                    "Player needs more time"
                            );
                        }


                        System.out.println(
                                "Seconds played: " + currentPlaytimeSeconds
                        );

                    } else {
                        System.out.println(
                                "Failed: " + response.statusCode()
                        );
                    }

                });
    }

    public static int getCurrentPlaytimeSeconds() {
        return currentPlaytimeSeconds;
    }
}