/**
 * \file main.c
 * \author Arthur Barraux
 * \brief Base file of Beluga text editor. Contain fonctions for terminal
 * interactions. \version 0.1 \date 21 septembre 2024
 */

#define _DEFAULT_SOURCE
#define _BSD_SOURCE
#define _GNU_SOURCE

#include <libgen.h>

#include "include/buffer.h"
#include "include/split_screen.h"
#include <string.h>
#include <unistd.h>

#include "include/data.h"
#include "include/init.h"
#include "include/input.h"
#include "include/editor_op.h"
#include "include/terminal.h"
#include "include/completion.h"
#include <signal.h>


struct editorConfig E;

int main(int argc, char *argv[]) {
    // Get HOME with NULL check
    const char *home = getenv("HOME");
    if (!home) {
        fprintf(stderr, "Error: HOME environment variable not set\n");
        return 1;
    }

    // Allocate and build splash screen path safely
    char *splash_screen;
    if (asprintf(&splash_screen, "%s/.beluga/assets/beluga.txt", home) == -1) {
        fprintf(stderr, "Error: Failed to allocate splash screen path\n");
        return 1;
    }

    signal(SIGPIPE, SIG_IGN);
    enableRawMode();
    initEditor();

    EditorPane *active = splitScreenGetActivePane();
    struct buffer_t *buf;

    appDebug("splash : %s\n", splash_screen);
    active->buffer_id = bufferCreate(splash_screen, READ_ONLY);

    if (argc >= 2) {
        active->buffer_id = bufferCreate(argv[1], READ_AND_WRITE);
        buf = &E.buffers[active->buffer_id];
        appDebug("project root : %s\n", dirname(buf->fullname));
    }

    free(splash_screen);  // Now guaranteed safe

    editorSetStatusMessage("HELP: Ctrl-x Ctrl-s = save | Ctrl-x Ctrl-c = quit");
    while (1) {
        editorRefreshScreen();
        editorProcessKeypress();
    }
    return 0;
}