#include "precompiled.h"

#include "Pyrogenesis.h"
#include "ps/i18n.h"

#include "lib/path_util.h"
#include "lib/res/file/file.h"
#include "lib/sysdep/sysdep.h"

DEFINE_ERROR(PS_OK, "OK");
DEFINE_ERROR(PS_FAIL, "Fail");


static const wchar_t* translate_no_mem = L"(no mem)";

// overrides ah_translate. registered in GameSetup.cpp
const wchar_t* psTranslate(const wchar_t* text)
{
    // make sure i18n system is (already|still) initialized.
    if(g_CurrentLocale)
    {
        // be prepared for this to fail, because translation potentially
        // involves script code and the JS context might be corrupted.
        try
        {
            CStrW ret = I18n::translate(text);
            const wchar_t* ret_dup = wcsdup(ret.c_str());
            return ret_dup? ret_dup : translate_no_mem;
        }
        catch(...)
        {
        }
    }

    // i18n not available: at least try and return the text (unchanged)
    const wchar_t* ret_dup = wcsdup(text);
    return ret_dup? ret_dup : translate_no_mem;
}

void psTranslateFree(const wchar_t* text)
{
    if(text != translate_no_mem)
        free((void*)text);
}


// convert contents of file <in_filename> from char to wchar_t and
// append to <out> file.
static void cat_atow(FILE* out, const char* in_filename)
{
    FILE* in = fopen(in_filename, "rb");
    if(!in)
    {
        fwprintf(out, L"(unavailable)");
        return;
    }

    const size_t buf_size = 1024;
    char buf[buf_size+1]; // include space for trailing '\0'

    while(!feof(in))
    {
        size_t bytes_read = fread(buf, 1, buf_size, in);
        if(!bytes_read)
            break;
        buf[bytes_read] = 0;    // 0-terminate
        fwprintf(out, L"%hs", buf);
    }

    fclose(in);
}

void psBundleLogs(FILE* f)
{
    // for user convenience, bundle all logs into this file:
    char N_path[PATH_MAX];

    fwprintf(f, L"System info:\n\n");
    (void)file_make_full_native_path("../logs/system_info.txt", N_path);
    cat_atow(f, N_path);
    fwprintf(f, L"\n\n====================================\n\n");

    fwprintf(f, L"Main log:\n\n");
    (void)file_make_full_native_path("../logs/mainlog.html", N_path);
    cat_atow(f, N_path);
    fwprintf(f, L"\n\n====================================\n\n");
}


const char* psGetLogDir()
{
    static char N_log_dir[PATH_MAX];
    ONCE(\
        char N_exe_name[PATH_MAX];\
        (void)sys_get_executable_name(N_exe_name, ARRAY_SIZE(N_exe_name));\
        /* strip app name (we only want its path) */\
        path_strip_fn(N_exe_name);\
        (void)path_append(N_log_dir, N_exe_name, "../logs/");
    );
    return N_log_dir;
}