/*
 *      Gem-graph OpenGL experiments
 *
 *      Desc: User interface header
 *
 *  Copyright (C) 2023 Arthur Menges <arthur.menges@a-lec.org>
 *  Copyright (C) 2023 Adrien Bourmault <neox@a-lec.org>
 *
 *  This file is part of Gem-graph.
 *
 *  This program is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU Affero General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU Affero General Public License for more details.
 *
 *  You should have received a copy of the GNU Affero General Public License
 *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#pragma once
#include <unistd.h>
#include <gtk-4.0/gtk/gtk.h>

#include "../include/base.h"

extern float rotation_angles[N_AXIS];

extern GtkWidget *gl_area;

G_BEGIN_DECLS

#define GEM_GRAPH_CLIENT_TYPE_WINDOW (gem_graph_client_window_get_type())

G_DECLARE_FINAL_TYPE (GemGraphClientWindow,
                      gem_graph_client_window,
                      GEM_GRAPH_CLIENT,
                      WINDOW,
                      GtkApplicationWindow)

G_END_DECLS

G_BEGIN_DECLS

#define GEM_GRAPH_CLIENT_TYPE_APPLICATION (gem_graph_client_application_get_type())

G_DECLARE_FINAL_TYPE (GemGraphClientApplication,
                      gem_graph_client_application,
                      GEM_GRAPH_CLIENT,
                      APPLICATION,
                      GtkApplication)

GemGraphClientApplication *gem_graph_client_application_new(const char *application_id,
                                                             GApplicationFlags flags);
G_END_DECLS


void ui_enable_action  (const char *name);
void ui_disable_action (const char *name);

// Actions

void on_about_action         (GSimpleAction *action, GVariant *parameter, gpointer user_data);
void on_quit_action          (GSimpleAction *action, GVariant *parameter, gpointer user_data);
void on_preferences_action   (GSimpleAction *action, GVariant *parameter, gpointer user_data);
void on_togglesidebar_action (GSimpleAction *action, GVariant *parameter, gpointer user_data);
void on_editmode_action      (GSimpleAction *action, GVariant *parameter, gpointer user_data);
void on_runmode_action       (GSimpleAction *action, GVariant *parameter, gpointer user_data);
void on_presentmode_action   (GSimpleAction *action, GVariant *parameter, gpointer user_data);
void on_openfile_action      (GSimpleAction *action, GVariant *parameter, gpointer user_data);
void on_closefile_action     (GSimpleAction *action, GVariant *parameter, gpointer user_data);
void on_savefile_action      (GSimpleAction *action, GVariant *parameter, gpointer user_data);
void on_toast_close_action   (GSimpleAction *action, GVariant *parameter, gpointer user_data);

static const GActionEntry app_actions[] = {
    { "quit",          on_quit_action,          NULL, NULL, NULL },
    { "about",         on_about_action,         NULL, NULL, NULL },
    { "preferences",   on_preferences_action,   NULL, NULL, NULL },
    { "togglesidebar", on_togglesidebar_action, NULL, NULL, NULL },
    { "editmode",      on_editmode_action,      NULL, NULL, NULL },
    { "runmode",       on_runmode_action,       NULL, NULL, NULL },
    { "presentmode",   on_presentmode_action,   NULL, NULL, NULL },
    { "openfile",      on_openfile_action,      NULL, NULL, NULL },
    { "closefile",     on_closefile_action,     NULL, NULL, NULL },
    { "savefile",      on_savefile_action,      NULL, NULL, NULL },
    { "toastclose",    on_toast_close_action,   NULL, NULL, NULL },
};

// Actions responses

void on_openfile_response(GtkNativeDialog *native,
                          int response,
                          GemGraphClientWindow *self);

void on_openfile_response_complete(GObject *source_object,
                                   GAsyncResult *result,
                                   GemGraphClientWindow *self);

// General events

void     on_axis_value_change (GtkAdjustment *adjustment, gpointer data);
gboolean on_render            (GtkGLArea * area, GdkGLContext * context);
void     on_realize           (GtkWidget *widget);
void     on_unrealize         (GtkWidget *widget);
void     on_close_window      (GtkWidget *widget);

/* -------------------------------------------------------------------------- */

// Window primitives

void ui_set_stack                   (const char *mode);
void ui_setup_glarea                (GtkGLArea *target, GtkBox *target_controls);
void ui_send_internal_notification  (const char *message);
void ui_close_internal_notification (void);
void ui_toggle_sidebar              ();

/* -------------------------------------------------------------------------- */

// Tree primitives

// struct _GemGraphClientWindow
// {
//     GtkApplicationWindow  parent_instance;

//     /* Template widgets */
//     GtkHeaderBar *main_titlebar;
//     GtkStack *main_stack;
//     GtkStack *side_stack;
//     GtkPaned *main_paned;
//     GtkMenuButton *main_button_mode;
//     GtkToggleButton *main_button_sidebar;
//     GtkRevealer *toast_revealer;
//     GtkToggleButton *toast_close_button;
//     GtkLabel *toast_text;
//     GtkGLArea *run_glarea;
//     GtkBox *run_controls;

//     /* Stack objects */
//     GtkStack *runlib_stack;
//     GtkBox *runlib_objects;
// };

// G_DEFINE_FINAL_TYPE (GemGraphClientWindow,
//                      gem_graph_client_window,
//                      GTK_TYPE_APPLICATION_WINDOW)

void print_test_in_tree_dot_c(void);

//GtkWidget *create_tree_label(void);
//GtkWidget *create_a_button_to_click_on(void);
//GtkWidget *create_a_button_in_the_tab(GemGraphClientWindow *window);