#ifndef ___NLF___H_____
#define ___NLF___H_____

#include "exehead/fileform.h"

struct NLFRef {
  int iRef;
  int iUnRef;
};

struct langstring {
  int name;
  int sn;
  int index;
  int uindex;
  int process;
};

class LangStringList : public SortedStringListND<struct langstring>
{
  public:
    LangStringList() {
      count = 0;
    }
    ~LangStringList() { }

    int add(const char *name, int *sn=0)
    {
      int pos = SortedStringListND<struct langstring>::add(name);
      if (pos == -1) return -1;

      ((struct langstring*)gr.get())[pos].sn = count;
      if (sn) *sn = count;
      count++;
      ((struct langstring*)gr.get())[pos].index = -1;
      ((struct langstring*)gr.get())[pos].uindex = -1;
      ((struct langstring*)gr.get())[pos].process = 1;

      return pos;
    }

    int get(char *name, int *sn=0, int *index=0, int *uindex=0, int *process=0)
    {
      if (index) *index = -1;
      if (uindex) *uindex = -1;
      if (sn) *sn = -1;
      int v=SortedStringListND<struct langstring>::find(name);
      if (v==-1) return -1;
      if (index) *index = ((struct langstring*)gr.get())[v].index;
      if (uindex) *uindex = ((struct langstring*)gr.get())[v].uindex;
      if (sn) *sn = ((struct langstring*)gr.get())[v].sn;
      if (process) *process = ((struct langstring*)gr.get())[v].process;
      return v;
    }

    void set(int pos, int index=-1, int uindex=-1, int process=-1)
    {
      if ((unsigned int)pos > (gr.getlen() / sizeof(struct langstring)))
        return;

      struct langstring *data=(struct langstring *)gr.get();

      if (index >= 0)
        data[pos].index = index;
      if (uindex >= 0)
        data[pos].uindex = uindex;
      if (process >= 0)
        data[pos].process = process;
    }

    void set(char *name, int index, int uindex=-1, int process=-1)
    {
      set(get(name), index, uindex, process);
    }

    const char *pos2name(int pos)
    {
      struct langstring *data=(struct langstring *)gr.get();

      if ((unsigned int)pos > (gr.getlen() / sizeof(struct langstring)))
        return 0;

      return ((const char*)strings.get() + data[pos].name);
    }

    const char *offset2name(int name)
    {
      if ((unsigned int)name > (unsigned int)strings.getlen())
        return 0;

      return (const char*)strings.get() + name;
    }

    int getnum()
    {
      return gr.getlen() / sizeof(struct langstring);
    }

    static int compare_index(const void *item1, const void *item2)
    {
      struct langstring *ls1 = (struct langstring *)item1;
      struct langstring *ls2 = (struct langstring *)item2;

      return ls1->index - ls2->index;
    }

    struct langstring *sort_index(int *num)
    {
      if (!num) return 0;
      sortbuf.resize(0);
      sortbuf.add(gr.get(), gr.getlen());
      *num = sortbuf.getlen() / sizeof(struct langstring);
      qsort(sortbuf.get(), *num, sizeof(struct langstring), compare_index);
      return (struct langstring*) sortbuf.get();
    }

    static int compare_uindex(const void *item1, const void *item2)
    {
      struct langstring *ls1 = (struct langstring *)item1;
      struct langstring *ls2 = (struct langstring *)item2;

      return ls1->uindex - ls2->uindex;
    }

    struct langstring *sort_uindex(int *num)
    {
      if (!num) return 0;
      sortbuf.resize(0);
      sortbuf.add(gr.get(), gr.getlen());
      *num = sortbuf.getlen() / sizeof(struct langstring);
      qsort(sortbuf.get(), *num, sizeof(struct langstring), compare_uindex);
      return (struct langstring*) sortbuf.get();
    }

  private:
    int count;
    TinyGrowBuf sortbuf;
};

class StringsArray
{
  private:
    TinyGrowBuf offsets;
    GrowBuf strings;

  public:
    StringsArray()
    {
      offsets.set_zeroing(1);

      strings.add("", sizeof(""));
    }

    ~StringsArray() { }

    void resize(int num)
    {
      offsets.resize(num * sizeof(int));
    }

    int set(int idx, char *str)
    {
      if (idx < 0)
        return 0;

      if (idx >= (int)(offsets.getlen() / sizeof(int)))
        resize(idx+1);

      int old = ((int*)offsets.get())[idx];

      ((int*)offsets.get())[idx] = strings.add(str, strlen(str) + 1);

      return old;
    }

    const char *get(int idx)
    {
      if ((unsigned int)idx >= (offsets.getlen() / sizeof(int)))
        return 0;

      return (const char *)strings.get() + ((int*)offsets.get())[idx];
    }
};

#define NLF_VERSION 6

enum {
  NLF_BRANDING,
  NLF_CAPTION,
  NLF_UCAPTION,
  NLF_SUBCAPTION_LICENSE,
  NLF_SUBCAPTION_OPTIONS,
  NLF_SUBCAPTION_DIR,
  NLF_SUBCAPTION_INSTFILES,
  NLF_SUBCAPTION_COMPLETED,
  NLF_USUBCAPTION_OPTIONS,
  NLF_USUBCAPTION_DIR,
  NLF_USUBCAPTION_CONFIRM,
  NLF_USUBCAPTION_INSTFILES,
  NLF_USUBCAPTION_COMPLETED,
  NLF_BTN_BACK,
  NLF_BTN_NEXT,
  NLF_BTN_LICENSE,
  NLF_BTN_LICENSE_AGREE,
  NLF_BTN_LICENSE_DISAGREE,
  NLF_BTN_INSTALL,
  NLF_BTN_UNINSTALL,
  NLF_BTN_CANCEL,
  NLF_BTN_CLOSE,
  NLF_BTN_BROWSE,
  NLF_BTN_DETAILS,
  NLF_CLICK_NEXT,
  NLF_CLICK_INSTALL,
  NLF_CLICK_UNINSTALL,
  NLF_NAME,
  NLF_NAME_DA, // name with doubled ampersands - virtual
  NLF_COMPLETED,
  NLF_LICENSE_TEXT,
  NLF_LICENSE_TEXT_FSCB,
  NLF_LICENSE_TEXT_FSRB,
  NLF_ULICENSE_TEXT,
  NLF_ULICENSE_TEXT_FSCB,
  NLF_ULICENSE_TEXT_FSRB,
  NLF_LICENSE_DATA, // virtual
  NLF_COMP_CUSTOM,
  NLF_COMP_TEXT,
  NLF_COMP_SUBTEXT1,
  NLF_COMP_SUBTEXT1_NO_INST_TYPES,
  NLF_COMP_SUBTEXT2,
  NLF_UCOMP_TEXT,
  NLF_UCOMP_SUBTEXT1,
  NLF_UCOMP_SUBTEXT1_NO_INST_TYPES,
  NLF_UCOMP_SUBTEXT2,
  NLF_DIR_TEXT,
  NLF_DIR_SUBTEXT,
  NLF_DIR_BROWSETEXT,
  NLF_UDIR_TEXT,
  NLF_UDIR_SUBTEXT,
  NLF_UDIR_BROWSETEXT,
  NLF_SPACE_AVAIL,
  NLF_SPACE_REQ,
  NLF_UNINST_TEXT,
  NLF_UNINST_SUBTEXT,
  NLF_FILE_ERROR,
  NLF_FILE_ERROR_NOIGNORE,
  NLF_CANT_WRITE,
  NLF_COPY_FAILED,
  NLF_COPY_TO,
  NLF_REGISTERING,
  NLF_UNREGISTERING,
  NLF_SYMBOL_NOT_FOUND,
  NLF_COULD_NOT_LOAD,
  NLF_CREATE_DIR,
  NLF_CREATE_SHORTCUT,
  NLF_CREATED_UNINST,
  NLF_DEL_FILE,
  NLF_DEL_ON_REBOOT,
  NLF_ERR_CREATING_SHORTCUT,
  NLF_ERR_CREATING,
  NLF_ERR_DECOMPRESSING,
  NLF_ERR_REG_DLL,
  NLF_EXEC_SHELL,
  NLF_EXEC,
  NLF_EXTRACT,
  NLF_ERR_WRITING,
  NLF_INST_CORRUPTED,
  NLF_NO_OLE,
  NLF_OUTPUT_DIR,
  NLF_REMOVE_DIR,
  NLF_RENAME_ON_REBOOT,
  NLF_RENAME,
  NLF_SKIPPED,
  NLF_COPY_DETAILS,
  NLF_LOG_INSTALL_PROCESS,
  NLF_BYTE,
  NLF_KILO,
  NLF_MEGA,
  NLF_GIGA,

  NLF_FONT,
  NLF_FONTSIZE,
  NLF_RTL,

  NLF_STRINGS
};

struct NLF {
    bool          m_bLoaded;
    char         *m_szName;
    char         *m_szFont;
    int           m_iFontSize;
    unsigned int  m_uCodePage;
    bool          m_bRTL;

    char         *m_szStrings[NLF_STRINGS];
};

struct LanguageTable {
  LANGID lang_id;

  int dlg_offset;

  StringsArray *lang_strings;

  NLF nlf;
};

#endif