#include "TimerApplication.h"
#include "TimerMainWindow.h"

#include <sys/stat.h>

#define TIMER_CONFIG_FILE_NAME "settings.conf"
#define TIMER_DEFAULT_DATA_FILE_NAME "data.json"

typedef struct {
    gboolean versionSwitch;
} TimerOptions;

struct _TimerApplication {
    GtkApplication parent;

    char *configDir;
    char *configFile;
    char *defaultDataFile;
    TimerOptions options;
};

G_DEFINE_TYPE(TimerApplication, timer_application, GTK_TYPE_APPLICATION);

static void timer_application_add_options(TimerApplication *app) {
    const GOptionEntry entries[] = {
        {
            .long_name = "version",
            .short_name = 'v',
            .flags = G_OPTION_FLAG_NONE,
            .arg = G_OPTION_ARG_NONE,
            .arg_data = &(app->options.versionSwitch),
            .description = "Print the version and then exit",
            .arg_description = NULL
        },
        {NULL}
    };
    g_application_add_main_option_entries(G_APPLICATION(app), entries);
}

static void timer_application_check_command_line_options(TimerApplication *self) {
    if (self->options.versionSwitch) {
        printf("%s\n", APPLICATION_VERSION);
        exit(EXIT_SUCCESS);
    }
}

static void timer_application_activate(GApplication *app) {
    timer_application_check_command_line_options(TIMER_APPLICATION(app));
    if (g_mkdir_with_parents(TIMER_APPLICATION(app)->configDir, 0700) != 0) {
        GtkWidget *msgDiag = gtk_message_dialog_new(NULL, GTK_DIALOG_MODAL, GTK_MESSAGE_ERROR, GTK_BUTTONS_OK, "Could not create config dir: %s", strerror(errno));
        gtk_window_set_position(GTK_WINDOW(msgDiag), GTK_WIN_POS_MOUSE);
        gtk_dialog_run(GTK_DIALOG(msgDiag));
        gtk_widget_destroy(msgDiag);
    }
    TimerMainWindow *win = timer_main_window_new(TIMER_APPLICATION(app));
    timer_main_window_show_for_mode(win);
}

TimerApplication *timer_application_new() {
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wdeprecated"
    return g_object_new(TIMER_TYPE_APPLICATION, "application-id", "org.zander.practicetiemr", "flags", G_APPLICATION_FLAGS_NONE, NULL);
#pragma GCC diagnostic pop
}

const char *timer_application_get_config_file(TimerApplication *self) {
    return self->configFile;
}

const char *timer_application_get_default_data_file(TimerApplication *self) {
    return self->defaultDataFile;
}

static void timer_application_finalize(GObject *self) {
    g_free(TIMER_APPLICATION(self)->configFile);
    g_free(TIMER_APPLICATION(self)->configDir);
    g_free(TIMER_APPLICATION(self)->defaultDataFile);
    G_OBJECT_CLASS(timer_application_parent_class)->finalize(self);
}

static void timer_application_class_init(TimerApplicationClass *class) {
    G_OBJECT_CLASS(class)->finalize = timer_application_finalize;
    G_APPLICATION_CLASS(class)->activate = timer_application_activate;
}

static void timer_application_init(TimerApplication *self) {
    self->configFile = g_strdup_printf("%s/practicetimer/%s", g_get_user_config_dir(), TIMER_CONFIG_FILE_NAME);
    self->configDir = g_strdup_printf("%s/practicetimer", g_get_user_config_dir());
    self->defaultDataFile = g_strdup_printf("%s/practicetimer/%s", g_get_user_config_dir(), TIMER_DEFAULT_DATA_FILE_NAME);
    timer_application_add_options(self);
}