diff --git a/app/src/main/java/pl/szczodrzynski/edziennik/network/ServerRequest.java b/app/src/main/java/pl/szczodrzynski/edziennik/network/ServerRequest.java
deleted file mode 100644
index 1b96f175..00000000
--- a/app/src/main/java/pl/szczodrzynski/edziennik/network/ServerRequest.java
+++ /dev/null
@@ -1,140 +0,0 @@
-package pl.szczodrzynski.edziennik.network;
-
-import android.os.Build;
-import android.os.Looper;
-import android.provider.Settings;
-import android.util.Pair;
-
-import com.google.gson.JsonObject;
-
-import java.util.ArrayList;
-import java.util.List;
-
-import im.wangchao.mhttp.Request;
-import im.wangchao.mhttp.Response;
-import im.wangchao.mhttp.ThreadMode;
-import im.wangchao.mhttp.callback.JsonCallbackHandler;
-import pl.szczodrzynski.edziennik.App;
-import pl.szczodrzynski.edziennik.BuildConfig;
-import pl.szczodrzynski.edziennik.data.db.entity.Profile;
-import pl.szczodrzynski.edziennik.utils.Utils;
-
-import static pl.szczodrzynski.edziennik.data.db.entity.Profile.REGISTRATION_ENABLED;
-
-public class ServerRequest {
-    private App app;
-    private String url;
-    private List<Pair<String, Object>> params;
-    private String username = "";
-    private String source = "";
-
-    public ServerRequest(App app, String url, String source) {
-        this(app, url, source, App.Companion.getProfile());
-    }
-
-    public ServerRequest(App app, String url, String source, Profile profileFull) {
-        this(app, url, source, profileFull, profileFull == null ? -1 : profileFull.getLoginStoreType(), profileFull == null ? "" : profileFull.getUserCode());
-    }
-
-    public ServerRequest(App app, String url, String source, Profile profile, int loginStoreType, String usernameId) {
-        this.app = app;
-        this.url = url;
-        this.params = new ArrayList<>();
-        this.username = (profile != null && profile.getRegistration() == REGISTRATION_ENABLED ? usernameId : app.getDeviceId());
-        this.source = source;
-        if (profile != null && profile.getRegistration() == REGISTRATION_ENABLED) {
-            this.setBodyParameter("login_type", Integer.toString(loginStoreType));
-            this.setBodyParameter("name_long", profile.getStudentNameLong());
-            this.setBodyParameter("name_short", profile.getStudentNameShort());
-            //if (Looper.myLooper() == Looper.getMainLooper()) {
-            if (Looper.getMainLooper().getThread() == Thread.currentThread()) {
-                this.setBodyParameter("team_ids", "UI_THREAD");
-            }
-            else {
-                this.setBodyParameter("team_ids", app.getGson().toJson(App.db.teamDao().getAllCodesNow(profile.getId())));
-            }
-        }
-    }
-
-    public ServerRequest withUsername(String username) {
-        this.username = username;
-        return this;
-    }
-
-    public ServerRequest setBodyParameter(String name, String value) {
-        params.add(new Pair<>(name, value));
-        return this;
-    }
-
-    public interface JsonCallback {
-        void onCallback(Exception e, JsonObject result);
-    }
-
-    private String sign(String signature, long timestamp) {
-        String password = "Y3plZ29fdHVfc3p1a2Fzeg=="+ BuildConfig.VERSION_CODE + timestamp;
-        return Utils.HmacMD5(password, signature);
-    }
-
-    public void run(JsonCallback callback) {
-        long timestamp = System.currentTimeMillis() / 1000;
-        Request.builder()
-                .url(url)
-                .callbackThreadMode(ThreadMode.MAIN)
-                .userAgent("Szkolny.eu/"+BuildConfig.VERSION_NAME+" (Android "+Build.VERSION.RELEASE+"; "+Build.MANUFACTURER+" "+Build.MODEL+")")
-                .addParams(params)
-                .addParameter("username", username)
-                .addParameter("app_version_build_type", BuildConfig.BUILD_TYPE)
-                .addParameter("app_version_code", Integer.toString(BuildConfig.VERSION_CODE))
-                .addParameter("app_version", BuildConfig.VERSION_NAME + " " + BuildConfig.BUILD_TYPE + " (" + BuildConfig.VERSION_CODE + ")")
-                .addParameter("device_id", Settings.Secure.getString(app.getContentResolver(), Settings.Secure.ANDROID_ID))
-                .addParameter("device_model", Build.MANUFACTURER+" "+Build.MODEL)
-                .addParameter("device_os_version", Build.VERSION.RELEASE)
-                .addParameter("fcm_token", app.getConfig().getSync().getTokenApp())
-                .addParameter("signature", "TODO")
-                .addParameter("signature_timestamp", timestamp)
-                .addParameter("package_name", "pl.szczodrzynski.edziennik")
-                .addParameter("source", source)
-                .addParameter("update_frequency", app.getConfig().getSync().getEnabled() ? app.getConfig().getSync().getInterval() : -1)
-                .post()
-                .callback(new JsonCallbackHandler() {
-                    @Override
-                    public void onSuccess(JsonObject data, im.wangchao.mhttp.Response response) {
-                        super.onSuccess(data, response);
-                        callback.onCallback(null, data);
-                    }
-
-                    @Override
-                    public void onFailure(im.wangchao.mhttp.Response response, Throwable throwable) {
-                        super.onFailure(response, throwable);
-                        callback.onCallback(throwable instanceof Exception ? (Exception) throwable : null, null);
-                    }
-                })
-                .build()
-                .enqueue();
-    }
-    public JsonObject runSync() throws Exception {
-        long timestamp = System.currentTimeMillis() / 1000;
-        Response response = Request.builder()
-                .url(url)
-                .callbackThreadMode(ThreadMode.MAIN)
-                .userAgent("Szkolny.eu/"+BuildConfig.VERSION_NAME+" (Android "+Build.VERSION.RELEASE+"; "+Build.MANUFACTURER+" "+Build.MODEL+")")
-                .addParams(params)
-                .addParameter("username", username)
-                .addParameter("app_version_build_type", BuildConfig.BUILD_TYPE)
-                .addParameter("app_version_code", Integer.toString(BuildConfig.VERSION_CODE))
-                .addParameter("app_version", BuildConfig.VERSION_NAME + " " + BuildConfig.BUILD_TYPE + " (" + BuildConfig.VERSION_CODE + ")")
-                .addParameter("device_id", Settings.Secure.getString(app.getContentResolver(), Settings.Secure.ANDROID_ID))
-                .addParameter("device_model", Build.MANUFACTURER+" "+Build.MODEL)
-                .addParameter("device_os_version", Build.VERSION.RELEASE)
-                .addParameter("fcm_token", app.getConfig().getSync().getTokenApp())
-                .addParameter("signature", "TODO")
-                .addParameter("signature_timestamp", timestamp)
-                .addParameter("package_name", "pl.szczodrzynski.edziennik")
-                .addParameter("source", source)
-                .addParameter("update_frequency", app.getConfig().getSync().getEnabled() ? app.getConfig().getSync().getInterval() : -1)
-                .post()
-                .build()
-                .execute();
-        return new JsonCallbackHandler().backgroundParser(response);
-    }
-}
diff --git a/app/src/main/java/pl/szczodrzynski/edziennik/ui/dialogs/GenericDialog.java b/app/src/main/java/pl/szczodrzynski/edziennik/ui/dialogs/GenericDialog.java
deleted file mode 100644
index df691a58..00000000
--- a/app/src/main/java/pl/szczodrzynski/edziennik/ui/dialogs/GenericDialog.java
+++ /dev/null
@@ -1,48 +0,0 @@
-package pl.szczodrzynski.edziennik.ui.dialogs;
-
-import android.content.Context;
-import android.view.View;
-
-import com.afollestad.materialdialogs.MaterialDialog;
-
-import pl.szczodrzynski.edziennik.App;
-
-public class GenericDialog {
-    private App app;
-    private Context context;
-
-    public GenericDialog(Context context) {
-        this.context = context;
-    }
-
-    private MaterialDialog dialog;
-    private View dialogView;
-
-    public void positiveButton()
-    {
-
-    }
-
-    public void show(App _app)
-    {
-        this.app = _app;
-        dialog = new MaterialDialog.Builder(context)
-                .title("Dialog title")
-                //.customView(R.layout.dialog_register_exam_add, true)
-                .positiveText("Positive")
-                .negativeText("Negative")
-                .autoDismiss(false)
-                .onPositive((dialog, which) -> positiveButton())
-                .onNegative((dialog, which) -> dialog.dismiss())
-                .show();
-
-        dialogView = dialog.getCustomView();
-        assert dialogView != null;
-
-        // USE NavView.TextView.* instead
-        /*TypedValue typedValue = new TypedValue();
-        Resources.Theme theme = context.getTheme();
-        theme.resolveAttribute(android.R.attr.textColorPrimary, typedValue, true);
-        @ColorInt int primaryTextColor = typedValue.data;*/
-    }
-}