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#ifndef DOCUMENT_STATISTIC_HXX_INCLUDED
#define DOCUMENT_STATISTIC_HXX_INCLUDED

#include <utility>
#include <string>
#include <vector>
#include "internal/metainforeader.hxx"


//------------------------------------

struct statistic_item
{
    statistic_item();

    statistic_item(
        const std::wstring& title,
        const std::wstring& value,
        bool editable) :
        title_(title),
        value_(value),
        editable_(editable)
    {}

    std::wstring title_;
    std::wstring value_;
    bool editable_;
};

//------------------------------------

typedef std::vector<statistic_item>                     statistic_item_list_t;
typedef std::pair<std::wstring, statistic_item_list_t>  statistic_group_t;
typedef std::vector<statistic_group_t>                  statistic_group_list_t;

//------------------------------------

class document_statistic_reader;
typedef std::auto_ptr<document_statistic_reader> document_statistic_reader_ptr;

document_statistic_reader_ptr create_document_statistic_reader(const std::string& document_name, CMetaInfoReader* meta_info_accessor);

//------------------------------------

class document_statistic_reader
{
public:
    virtual ~document_statistic_reader();

    void read(statistic_group_list_t* group_list);

    std::string get_document_name() const;

protected:
    document_statistic_reader(const std::string& document_name, CMetaInfoReader* meta_info_accessor);

    virtual void fill_description_section(CMetaInfoReader *meta_info_accessor,statistic_group_list_t* group_list) = 0;

    virtual void fill_origin_section( CMetaInfoReader *meta_info_accessor,statistic_group_list_t* group_list);

private:
    std::string document_name_;
    CMetaInfoReader* meta_info_accessor_;

    friend document_statistic_reader_ptr create_document_statistic_reader(
        const std::string& document_name, CMetaInfoReader* meta_info_accessor);
};

//------------------------------------

class writer_document_statistic_reader : public document_statistic_reader
{
protected:
    writer_document_statistic_reader(const std::string& document_name, CMetaInfoReader* meta_info_accessor);

    virtual void fill_description_section(CMetaInfoReader *meta_info_accessor, statistic_group_list_t* group_list);

    friend document_statistic_reader_ptr create_document_statistic_reader(
        const std::string& document_name, CMetaInfoReader* meta_info_accessor);
};

//------------------------------------

class calc_document_statistic_reader : public document_statistic_reader
{
protected:
    calc_document_statistic_reader(const std::string& document_name, CMetaInfoReader* meta_info_accessor);

    virtual void fill_description_section( CMetaInfoReader *meta_info_accessor,statistic_group_list_t* group_list);

    friend document_statistic_reader_ptr create_document_statistic_reader(
        const std::string& document_name, CMetaInfoReader* meta_info_accessor);
};

//------------------------------------

class draw_impress_math_document_statistic_reader : public document_statistic_reader
{
protected:
    draw_impress_math_document_statistic_reader(const std::string& document_name, CMetaInfoReader* meta_info_accessor);

    virtual void fill_description_section(CMetaInfoReader *meta_info_accessor, statistic_group_list_t* group_list);

    friend document_statistic_reader_ptr create_document_statistic_reader(
        const std::string& document_name, CMetaInfoReader* meta_info_accessor);
};

#endif

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