// ECOin - Copyright (c) - 2014/2021 - GPLv3 - epsylon@riseup.net (https://03c8.net)
#ifndef ADDRESSTABLEMODEL_H
#define ADDRESSTABLEMODEL_H

#include <QAbstractTableModel>
#include <QStringList>

class AddressTablePriv;
class CWallet;
class WalletModel;

class AddressTableModel : public QAbstractTableModel
{
    Q_OBJECT
public:
    explicit AddressTableModel(CWallet *wallet, WalletModel *parent = 0);
    ~AddressTableModel();

    enum ColumnIndex {
        Label = 0,   /**< User specified label */
        Address = 1  /**< Ecoin address */
    };

    enum RoleIndex {
        TypeRole = Qt::UserRole /**< Type of address (#Send or #Receive) */
    };

    /** Return status of edit/insert operation */
    enum EditStatus {
        OK,                     /**< Everything ok */
        NO_CHANGES,             /**< No changes were made during edit operation */
        INVALID_ADDRESS,        /**< Unparseable address */
        DUPLICATE_ADDRESS,      /**< Address already in address book */
        WALLET_UNLOCK_FAILURE,  /**< Wallet could not be unlocked to create new receiving address */
        KEY_GENERATION_FAILURE  /**< Generating a new public key for a receiving address failed */
    };

    static const QString Send;      /**< Specifies send address */
    static const QString Receive;   /**< Specifies receive address */

    int rowCount(const QModelIndex &parent) const;
    int columnCount(const QModelIndex &parent) const;
    QVariant data(const QModelIndex &index, int role) const;
    bool setData(const QModelIndex &index, const QVariant &value, int role);
    QVariant headerData(int section, Qt::Orientation orientation, int role) const;
    QModelIndex index(int row, int column, const QModelIndex &parent) const;
    bool removeRows(int row, int count, const QModelIndex &parent = QModelIndex());
    Qt::ItemFlags flags(const QModelIndex &index) const;
    QString addRow(const QString &type, const QString &label, const QString &address);
    QString labelForAddress(const QString &address) const;
    int lookupAddress(const QString &address) const;
    EditStatus getEditStatus() const { return editStatus; }

private:
    WalletModel *walletModel;
    CWallet *wallet;
    AddressTablePriv *priv;
    QStringList columns;
    EditStatus editStatus;
    void emitDataChanged(int index);

signals:
    void defaultAddressChanged(const QString &address);

public slots:
    void updateEntry(const QString &address, const QString &label, bool isMine, int status);

    friend class AddressTablePriv;
};

#endif // ADDRESSTABLEMODEL_H