ClientReportDefinitionModel.hpp

/* -*- mode: c++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
 *
 * Copyright (C) 2026 Marco Craveiro <marco.craveiro@gmail.com>
 *
 * This program is free software; you can redistribute it and/or modify it under
 * the terms of the GNU General Public License as published by the Free Software
 * Foundation; either version 3 of the License, or (at your option) any later
 * version.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
 * details.
 *
 * You should have received a copy of the GNU General Public License along with
 * this program; if not, write to the Free Software Foundation, Inc., 51
 * Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 */
#ifndef ORES_QT_CLIENT_REPORT_DEFINITION_MODEL_HPP
#define ORES_QT_CLIENT_REPORT_DEFINITION_MODEL_HPP
 
#include <vector>
#include <QHash>
#include <QString>
#include <QFutureWatcher>
#include <QAbstractTableModel>
#include "ores.qt/AbstractClientModel.hpp"
#include "ores.qt/ClientManager.hpp"
#include "ores.qt/RecencyPulseManager.hpp"
#include "ores.qt/RecencyTracker.hpp"
#include "ores.logging/make_logger.hpp"
#include "ores.reporting.api/domain/report_definition.hpp"
 
namespace ores::qt {
 
class ClientReportDefinitionModel final : public AbstractClientModel {
    Q_OBJECT
 
private:
    inline static std::string_view logger_name =
        "ores.qt.client_report_definition_model";
 
    [[nodiscard]] static auto& lg() {
        using namespace ores::logging;
        static auto instance = make_logger(logger_name);
        return instance;
    }
 
public:
    enum Column {
        Name,
        ReportType,
        ScheduleExpression,
        ConcurrencyPolicy,
        Status,
        NextFire,
        Version,
        ModifiedBy,
        RecordedAt,
        ColumnCount
    };
 
    explicit ClientReportDefinitionModel(ClientManager* clientManager,
                                       QObject* parent = nullptr);
    ~ClientReportDefinitionModel() override = default;
 
    // QAbstractTableModel interface
    int rowCount(const QModelIndex& parent = QModelIndex()) const override;
    int columnCount(const QModelIndex& parent = QModelIndex()) const override;
    QVariant data(const QModelIndex& index, int role = Qt::DisplayRole) const override;
    QVariant headerData(int section, Qt::Orientation orientation,
        int role = Qt::DisplayRole) const override;
 
    void refresh();
 
    void load_fsm_states();
 
    const reporting::domain::report_definition* getDefinition(int row) const;
 
    void load_page(std::uint32_t offset, std::uint32_t limit);
 
    std::uint32_t page_size() const { return page_size_; }
 
    void set_page_size(std::uint32_t size);
 
    std::uint32_t total_available_count() const { return total_available_count_; }
 
signals:
private slots:
    void onDefinitionsLoaded();
    void onFsmStatesLoaded();
    void onPulseStateChanged(bool isOn);
    void onPulsingComplete();
 
private:
    QVariant recency_foreground_color(const std::string& code) const;
    QString resolve_fsm_state_name(
        const std::optional<boost::uuids::uuid>& state_id) const;
 
    struct FetchResult {
        bool success;
        std::vector<reporting::domain::report_definition> definitions;
        std::uint32_t total_available_count;
        QString error_message;
        QString error_details;
    };
 
    struct FsmStateFetchResult {
        bool success;
        // Maps UUID string → state name (e.g. "draft", "active")
        QHash<QString, QString> state_map;
    };
 
    void fetch_definitions(std::uint32_t offset, std::uint32_t limit);
 
    ClientManager* clientManager_;
    std::vector<reporting::domain::report_definition> definitions_;
    QFutureWatcher<FetchResult>* watcher_;
    QFutureWatcher<FsmStateFetchResult>* fsm_watcher_;
    std::uint32_t page_size_{100};
    std::uint32_t total_available_count_{0};
    bool is_fetching_{false};
 
    // UUID string → state name, populated once from the DQ service
    QHash<QString, QString> fsm_state_map_;
 
    using ReportDefinitionKeyExtractor = std::string(*)(const reporting::domain::report_definition&);
    RecencyTracker<reporting::domain::report_definition, ReportDefinitionKeyExtractor> recencyTracker_;
    RecencyPulseManager* pulseManager_;
};
 
}
 
#endif