#include <stdlib.h>
#include <gtk/gtk.h>

#include "lbx.h"

static GtkTreeStore *archives;
static GtkBuilder *builder;

int load_archive(const char *path)
{
	gchar *basename;
	GtkTreeIter iter1, iter2;
	unsigned nfiles;
	LBX *lbx;

	lbx = lbx_fopen(path);
	if (!lbx)
		return -1;

	basename = g_path_get_basename(path);
	gtk_tree_store_append(archives, &iter1, NULL);
	gtk_tree_store_set(archives, &iter1, 0, basename, -1);
	g_free(basename);

	nfiles = lbx_numfiles(lbx);
	for (unsigned i = 0; i < nfiles; i++) {
		struct lbx_statbuf stat;

		lbx_stat(lbx, i, &stat);
		gtk_tree_store_append(archives, &iter2, &iter1);
		gtk_tree_store_set(archives, &iter2, 0, stat.name, -1);
	}

	lbx_close(lbx);
	return 0;
}

void open_archive(GtkWidget *widget)
{
	GtkFileFilter *lbxfilter, *allfilter;
	GtkFileChooser *chooser;
	GtkTreeIter iter;

	chooser = GTK_FILE_CHOOSER(gtk_file_chooser_dialog_new(
		"Load Archive",
		GTK_WINDOW(gtk_widget_get_toplevel(widget)),
		GTK_FILE_CHOOSER_ACTION_OPEN,
		GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
		GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT,
		NULL));

	lbxfilter = gtk_file_filter_new();
	gtk_file_filter_set_name(lbxfilter, "LBX Archives (*.lbx)");
	gtk_file_filter_add_pattern(lbxfilter, "*.lbx");

	allfilter = gtk_file_filter_new();
	gtk_file_filter_set_name(allfilter, "All Files");
	gtk_file_filter_add_pattern(allfilter, "*");

	gtk_file_chooser_add_filter(chooser, lbxfilter);
	gtk_file_chooser_add_filter(chooser, allfilter);

	if (gtk_dialog_run(GTK_DIALOG(chooser)) == GTK_RESPONSE_ACCEPT) {
		gchar *name = gtk_file_chooser_get_filename(chooser);
		load_archive(name);

		g_free(name);
	}

	gtk_widget_destroy(GTK_WIDGET(chooser));
}

static void interface_init(void)
{
	GtkTreeViewColumn *column;
	GtkCellRenderer *renderer;
	GtkTreeView *tree;

	tree = GTK_TREE_VIEW(gtk_builder_get_object(builder, "treeview"));
	gtk_tree_view_set_model(tree, GTK_TREE_MODEL(archives));

	renderer = gtk_cell_renderer_text_new();
	column = gtk_tree_view_column_new();
	gtk_tree_view_column_pack_start(column, renderer, TRUE);
	gtk_tree_view_column_add_attribute(column, renderer, "text", 0);
	gtk_tree_view_append_column(tree, column);
}

int main(int argc, char **argv)
{
	GtkWidget *window;
	GError *err = NULL;

	if (!gtk_init_with_args(&argc, &argv, NULL, NULL, NULL, &err)) {
		fprintf(stderr, "%s\n", err->message);
		return EXIT_FAILURE;
	}

	archives = gtk_tree_store_new(1, G_TYPE_STRING);
	while (*argv)
		load_archive(*argv++);

	builder = gtk_builder_new();
	if (!gtk_builder_add_from_file(builder, "src/gui/lbxgui.glade", &err)) {
		fprintf(stderr, "%s\n", err->message);
		return EXIT_FAILURE;
	}

	window = GTK_WIDGET(gtk_builder_get_object(builder, "mainwindow"));

	interface_init();
	gtk_builder_connect_signals(builder, window);
	gtk_widget_show_all(window);
	gtk_main();
}