1 files changed, 78 insertions, 4 deletions

diff --git a/src/atomchannel.h b/src/atomchannel.h
index 7f7294a..87727d2 100644
--- a/src/atomchannel.h
+++ b/src/atomchannel.h
@@ -1,15 +1,87 @@
 #pragma once
 
+#include <optional>
+
 #include <QDateTime>
 #include <QDebug>
+#include <QDomDocument>
 #include <QList>
 #include <QString>
+#include <QUrl>
 
 #include "atomchannelimage.h"
 #include "atomitem.h"
 
 class QXmlStreamReader;
 
+// TODO: mark items as read in all user channels
+
+#define GADGET_PROPERTY(type, name) \
+protected: \
+    Q_PROPERTY(const type name READ get_##name WRITE set_##name) \
+public: \
+    const type &get_##name() const \
+    { \
+        return m_##name; \
+    } \
+    void set_##name(const type &name) \
+    { \
+        m_##name = name; \
+    } \
+\
+protected: \
+    type m_##name
+
+class DbItem
+{
+    Q_GADGET
+
+    GADGET_PROPERTY(std::optional<qlonglong>, id);
+
+    static constexpr auto dateFormat = Qt::DateFormat::RFC2822Date;
+
+public:
+    explicit DbItem(const QDomNode &node);
+
+public:
+    void init(const QMetaObject &mo, const QDomNode &node);
+};
+
+class Channel : public DbItem
+{
+    Q_GADGET
+
+    GADGET_PROPERTY(QString, title);
+    GADGET_PROPERTY(QUrl, link);
+
+public:
+    explicit Channel(const QDomNode &node);
+
+public:
+    bool isValid() const;
+};
+
+// TODO: <image>
+
+class Item : public DbItem
+{
+    Q_GADGET
+
+    GADGET_PROPERTY(QString, title);
+    GADGET_PROPERTY(QUrl, link);
+    GADGET_PROPERTY(QStringList, categories);
+    GADGET_PROPERTY(QString, guid);
+    GADGET_PROPERTY(QDateTime, pubDate);
+    GADGET_PROPERTY(QString, description);
+    GADGET_PROPERTY(QString, content);
+
+public:
+    explicit Item(const QDomNode &node);
+
+public:
+    bool isValid() const;
+};
+
 class AtomChannel
 {
 public:
@@ -26,20 +98,20 @@ public:
      * and return db id if any
      * \return id on success, 0 otherwise
      */
-    int getDbId();
+    std::optional<int> getDbId();
 
     /*!
      * \brief createInDb - create channel in db
      * \return new channel id on success, 0 otherwise
      */
-    int createInDb();
+    std::optional<int> createInDb();
 
     /*!
      * \brief getOrInsertDbId - get existing channel id or try to create a new
      * channel and get its id
      * \return existing or new channel id on success, 0 otherwise
      */
-    int getOrInsertDbId();
+    std::optional<int> getOrInsertDbId();
 
     /*!
      * \brief syncDbItems - create items in db if not exist
@@ -51,7 +123,7 @@ public:
     /*!
      * \brief m_id - cache db m_id
      */
-    int m_id{0};
+    std::optional<int> m_id{0};
 
     QString title;
     /*!
@@ -68,3 +140,5 @@ public:
 };
 
 QDebug operator<<(QDebug debug, const AtomChannel &channel);
+QDebug operator<<(QDebug debug, const Channel &channel);
+QDebug operator<<(QDebug debug, const Item &item);