conversations/src/models/ChatModel.h

#ifndef CHATMODEL_H
#define CHATMODEL_H

#include <QAbstractListModel>
#include <QDateTime>
#include <QStringList>

class ChatMessage
{
public:
    ChatMessage(const QString &name, const QDateTime &date, const QString &message);
    QString name() const;
    QDateTime date() const;
    QString message() const;
    QString datestr() const;
    QString hourstr() const;
    bool isHead() const;
    bool isLast() const;

    ChatMessage *previous = nullptr;
    ChatMessage *next = nullptr;

private:
    QString m_name;
    QDateTime m_date;
    QString m_message;
    QString m_datestr;
    QString m_hourstr;
};


class ChatModel : public QAbstractListModel
{
    Q_OBJECT
public:
    enum ChatModelRoles {
        NameRole = Qt::UserRole + 1,
        DateRole,
        HourRole,
        MessageRole,
        isHeadRole,
        isLastRole
    };

    ChatModel(QObject *parent = nullptr);
    void appendMessage(ChatMessage *message);

    int rowCount(const QModelIndex &parent = QModelIndex()) const;
    QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const;

    QList<ChatMessage*> chats;

protected:
    QHash<int, QByteArray> roleNames() const;
};

#endif