#ifdef HAVE_CONFIG_H
# include "config.h"
#endif

#include <Eina.h>
#include <Ecore.h>
#include <Ecore_Evas.h>
#include <Ecore_Getopt.h>
#include <Edje.h>
#include <stdlib.h>
#include <string.h>

#include "gettext.h"

#define COPYRIGHT "Copyright © 2015 Olliver Schinagl <oliver@schinagl.nl> and various contributors (see AUTHORS)."

#define EULOGIUM_THEME "eulogium.edj"

int main(int argc EINA_UNUSED, char **argv EINA_UNUSED)
{
	Eina_Bool quit_option = EINA_FALSE;
	static const Ecore_Getopt optdesc = {
		"eulogium",
		"%prog [options]",
		PACKAGE_VERSION,
		COPYRIGHT,
		"Affero GPLv3",
		"eulogium program",
		0,
		{
			ECORE_GETOPT_LICENSE('L', "license"),
			ECORE_GETOPT_COPYRIGHT('C', "copyright"),
			ECORE_GETOPT_VERSION('V', "version"),
			ECORE_GETOPT_HELP('h', "help"),
			ECORE_GETOPT_SENTINEL
		}
	};
	Ecore_Getopt_Value values[] = {
		ECORE_GETOPT_VALUE_BOOL(quit_option),
		ECORE_GETOPT_VALUE_BOOL(quit_option),
		ECORE_GETOPT_VALUE_BOOL(quit_option),
		ECORE_GETOPT_VALUE_BOOL(quit_option),
		ECORE_GETOPT_VALUE_NONE
	};
	int args;
	Eina_Prefix *prefix;
	Ecore_Evas *window;
	Evas *canvas;
	Eina_List *engines, *l;
	Evas_Object *edje;
	const char *eulogium_edj = EULOGIUM_THEME;
	const int eulogium_edj_size = sizeof(EULOGIUM_THEME);
	int prefix_size;
	char *theme_file;
	int theme_file_size;
	int height, width;

#if ENABLE_NLS
	setlocale(LC_ALL, "");
	bindtextdomain(PACKAGE, LOCALE_DIR);
	bind_textdomain_codeset(PACKAGE, "UTF-8");
	textdomain(PACKAGE);
#endif

	if (!eina_init())
		return EXIT_FAILURE;

	if (!ecore_evas_init())
		return EXIT_FAILURE;
	
	if (!edje_init())
		return EXIT_FAILURE;

	prefix = eina_prefix_new(argv[0], NULL,
				"EULOGIUM",
				"eulogium",
				eulogium_edj,
				PACKAGE_BIN_DIR,
                	        PACKAGE_LIB_DIR,
        	                PACKAGE_DATA_DIR,
	                        LOCALE_DIR);

	args = ecore_getopt_parse(&optdesc, values, argc, argv);
	if (args < 0) {
		EINA_LOG_CRIT("Could not parse arguments.");
		return EXIT_FAILURE;
	}

	/* Initialize the window with fake dimensions, we'll set the proper dimensions via the theme */
	height = 0;
	width = 0;

	window = ecore_evas_new(NULL, 0, 0, height, width, NULL);
	canvas = ecore_evas_get(window);
	edje = edje_object_add(canvas);
	if (!edje) {
		EINA_LOG_CRIT("Could not create edje object!");
		return EXIT_FAILURE;
	}

	prefix_size = strlen(eina_prefix_data_get(prefix));
	theme_file_size = prefix_size + eulogium_edj_size + 1;
	theme_file = malloc(sizeof(char) * theme_file_size);
	eina_str_join_len(theme_file, theme_file_size, '/',
			  eina_prefix_data_get(prefix), prefix_size, eulogium_edj, eulogium_edj_size);
	if (!edje_object_file_set(edje, theme_file, "mainscreen")) {
		int err = edje_object_load_error_get(edje);
		const char *errmsg = edje_load_error_str(err);
		EINA_LOG_ERR("Could not load 'mainscreen' from %s: %s (%d)", theme_file, errmsg, err);

		evas_object_del(edje);
		return EXIT_FAILURE;
	}

	height = atoi(edje_file_data_get(theme_file, "height"));
	width = atoi(edje_file_data_get(theme_file, "width"));
	if (height < 1 || width < 1) {
		EINA_LOG_ERR("Invalid height (%d) or width (%d) parameter in %s", height, width, theme_file);
		return EXIT_FAILURE;
	}
	free(theme_file);

	evas_object_show(edje);
	ecore_evas_resize(window, height, width);
	ecore_evas_title_set(window, PACKAGE_NAME);
	ecore_evas_show(window);

	ecore_main_loop_begin();

	evas_object_del(edje);
	ecore_evas_free(window);
	eina_prefix_free(prefix);

	eina_shutdown();
	ecore_evas_shutdown();
	edje_shutdown();

	return EXIT_SUCCESS;
}