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#ifndef HELPPROJECTWRITER_H
#define HELPPROJECTWRITER_H

#include <QString>
#include <QXmlStreamReader>
#include <QXmlStreamWriter>

#include "config.h"
#include "node.h"

QT_BEGIN_NAMESPACE

class Tree;
typedef QPair<QString, const Node*> QStringNodePair; 

struct SubProject
{
    QString title;
    QString indexTitle;
    QHash<Node::Type, QSet<FakeNode::SubType> > selectors;
    bool sortPages;
    QString type;
    QHash<QString, const Node *> nodes;
};

struct HelpProject
{
    QString name;
    QString helpNamespace;
    QString virtualFolder;
    QString fileName;
    QString indexRoot;
    QString indexTitle;
    QList<QStringList> keywords;
    QSet<QString> files;
    QSet<QString> extraFiles;
    QSet<QString> filterAttributes;
    QHash<QString, QSet<QString> > customFilters;
    QSet<QString> excluded;
    QMap<QString, SubProject> subprojects;
    QHash<const Node *, QSet<Node::Status> > memberStatus;
};

class HelpProjectWriter
{
public:
    HelpProjectWriter(const Config &config, const QString &defaultFileName);
    void addExtraFile(const QString &file);
    void addExtraFiles(const QSet<QString> &files);
    void generate(const Tree *tre);

private:
    void generateProject(HelpProject &project);
    void generateSections(HelpProject &project, QXmlStreamWriter &writer,
                          const Node *node);
    bool generateSection(HelpProject &project, QXmlStreamWriter &writer,
                         const Node *node);
    QStringList keywordDetails(const Node *node) const;
    void writeNode(HelpProject &project, QXmlStreamWriter &writer, const Node *node);
    void readSelectors(SubProject &subproject, const QStringList &selectors);

    const Tree *tree;

    QString outputDir;
    QList<HelpProject> projects;
};

QT_END_NAMESPACE

#endif
