#include "plugin.h"

struct gob_header {
    char magic[4];
    long MASTERX;
};

enum plugin_status plugin_start(const void* parameter)
{
    int gob_file = rb->open(parameter, O_RDONLY);

    struct gob_header current_header;
    rb->read(gob_file, &current_header, sizeof(struct gob_header));

    //I really should do magic checking here but i dont want to right now

    rb->lseek(gob_file, current_header.MASTERX, SEEK_SET);
    long mastern;
    rb->read(gob_file, &mastern, sizeof(long));
    //rb->splashf(HZ, "the number of files is %d", (int)mastern);

    char list[mastern][13];

    //fill the list array
    int i;
    int ofs = sizeof(long)*3;
    for(i = 0; i != mastern; i++) {
        rb->lseek(gob_file, current_header.MASTERX + ofs, SEEK_SET);
        char name[13];
        rb->read(gob_file, &name, 13);
        rb->snprintf(list[i], 13, "%s", name);
        ofs = ofs + ((sizeof(long)*2)+13);
    }

    ////////////////////////////
    //end of good, tested code//
    ////////////////////////////



    //here are the list functions and declarations

    struct gui_synclist gui_list;

    const char * get_list_label(int item, void *data, char *buffer, size_t buffer_len){
        (void)data;
        rb->snprintf(buffer, buffer_len, "%s", list[item]);
        return buffer;
    }
    int run_list(void){
        int button;
        while(true)
        {

            rb->gui_synclist_draw(&gui_list);
            rb->gui_synclist_do_button(&gui_list, &button, LIST_WRAP_UNLESS_HELD);
            //rb->gui_syncstatusbar_draw(rb->statusbars, false);
            button = rb->get_action(CONTEXT_LIST, TIMEOUT_BLOCK);
            if(rb->gui_synclist_do_button(&gui_list, &button, LIST_WRAP_UNLESS_HELD))
            {
                continue;
            }
            switch(button){
                case ACTION_STD_OK:
                    return rb->gui_synclist_get_sel_pos(&gui_list);;
                break;
                case ACTION_STD_CANCEL:
                    return -1;
                break;
            }
        }
    }


    rb->gui_synclist_init(&gui_list, &get_list_label, NULL, false, 1, NULL);
    rb->gui_synclist_set_icon_callback(&gui_list,NULL);
    rb->gui_synclist_set_title(&gui_list, "Files in the .gob", NOICON);
    rb->gui_synclist_set_nb_items(&gui_list, mastern);
    rb->gui_synclist_limit_scroll(&gui_list, true);
    rb->gui_synclist_select_item(&gui_list, 1);

    //now comes the list
    int ret = run_list();
    rb->splashf(HZ, "%d", ret);




    /////////////////
    //code to close//
    /////////////////

    rb->close(gob_file);

    return PLUGIN_OK;

}