Implement the EventTreeModel + move test data in that modelhelpcalendar

4 files changed, 348 insertions, 0 deletions

diff --git a/framework/src/CMakeLists.txt b/framework/src/CMakeLists.txt
index 0059bd00..a4392b33 100644
--- a/framework/src/CMakeLists.txt
+++ b/framework/src/CMakeLists.txt
@@ -1,6 +1,7 @@
 
 find_package(Qt5 COMPONENTS REQUIRED Core Concurrent Quick Qml WebEngineWidgets Test WebEngine Gui)
 find_package(KF5Mime 4.87.0 CONFIG REQUIRED)
+find_package(KF5CalendarCore CONFIG REQUIRED)
 find_package(Sink 0.6.0 CONFIG REQUIRED)
 find_package(KAsync CONFIG REQUIRED)
 find_package(QGpgme CONFIG REQUIRED)
@@ -16,6 +17,7 @@ add_library(kubeframework SHARED
     settings/settings.cpp
     domain/maillistmodel.cpp
     domain/folderlistmodel.cpp
+    domain/eventtreemodel.cpp
     domain/composercontroller.cpp
     domain/modeltest.cpp
     domain/retriever.cpp
diff --git a/framework/src/domain/eventtreemodel.cpp b/framework/src/domain/eventtreemodel.cpp
new file mode 100644
index 00000000..784a40f9
--- /dev/null
+++ b/framework/src/domain/eventtreemodel.cpp
@@ -0,0 +1,249 @@
+/*
+    Copyright (c) 2016 Michael Bohlender <michael.bohlender@kdemail.net>
+    Copyright (c) 2016 Christian Mollekopf <mollekopf@kolabsys.com>
+
+    This library is free software; you can redistribute it and/or modify it
+    under the terms of the GNU Library General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or (at your
+    option) any later version.
+
+    This library 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 Library General Public
+    License for more details.
+
+    You should have received a copy of the GNU Library General Public License
+    along with this library; see the file COPYING.LIB.  If not, write to the
+    Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+    02110-1301, USA.
+*/
+
+#include "eventtreemodel.h"
+
+#include <sink/log.h>
+#include <sink/query.h>
+#include <sink/store.h>
+
+#include <QJsonArray>
+#include <QJsonObject>
+#include <QMetaEnum>
+
+EventTreeModel::EventTreeModel(QObject *parent) : QAbstractItemModel(parent), partitionedEvents(7)
+{
+    Sink::Query query;
+    query.request<Event::Summary>();
+    query.request<Event::Description>();
+    query.request<Event::StartTime>();
+    query.request<Event::EndTime>();
+
+    eventModel = Sink::Store::loadModel<Event>(query);
+
+    QObject::connect(eventModel.data(), &QAbstractItemModel::dataChanged, this, &EventTreeModel::partitionData);
+
+    Sink::Store::synchronize(Sink::Query());
+
+    partitionData();
+}
+
+void EventTreeModel::partitionData()
+{
+    SinkLog() << "Partitioning event data";
+
+    for (int i = 0; i < 7; ++i) {
+        SinkLog() << "Clearing #" << i;
+        partitionedEvents[i].clear();
+    }
+
+    for (int i = 0; i < eventModel->rowCount(); ++i) {
+        auto event = eventModel->index(i, 0).data(Sink::Store::DomainObjectRole).value<Event::Ptr>();
+        int dayOfWeek = event->getStartTime().date().dayOfWeek();
+
+        Q_ASSERT(dayOfWeek != 0);
+
+        SinkLog() << "Adding event in bucket #" << dayOfWeek;
+
+        partitionedEvents[dayOfWeek - 1].append(event);
+    }
+
+    // auto bottomRight = index(partitionedEvents[6].size(), eventModel->columnCount() - 1, index(6,
+    // 0));
+    emit dataChanged({}, {});
+}
+
+QModelIndex EventTreeModel::index(int row, int column, const QModelIndex &parent) const
+{
+    SinkLog() << "Calling EventTreeModel::index with" << row << column << parent.isValid();
+
+    if (!hasIndex(row, column, parent)) {
+        return {};
+    }
+
+    if (!parent.isValid()) {
+        // Asking for a LocalEventListModel
+
+        // TODO: Assuming week view
+        if (!(0 <= row && row <= 6)) {
+            return {};
+        }
+
+        return createIndex(row, column, DAY_ID);
+    }
+
+    // Asking for an Event
+    auto day = static_cast<int>(parent.internalId());
+
+    Q_ASSERT(0 <= day && day <= 6);
+    if (row >= partitionedEvents[day].size()) {
+        return {};
+    }
+
+    return createIndex(row, column, day);
+}
+
+QModelIndex EventTreeModel::parent(const QModelIndex &index) const
+{
+    SinkLog() << "Calling GlobalEventListModel::parent with index:" << index.row() << index.column();
+
+    if (!index.isValid()) {
+        return {};
+    }
+
+    if (index.internalId() == DAY_ID) {
+        return {};
+    }
+
+    auto day = index.internalId();
+
+    return this->index(day, 0);
+}
+
+int EventTreeModel::rowCount(const QModelIndex &parent) const
+{
+    if (!parent.isValid()) {
+        return 7;
+    }
+
+    auto day = parent.internalId();
+
+    return partitionedEvents[day].size();
+}
+
+int EventTreeModel::columnCount(const QModelIndex &parent) const
+{
+    if (!parent.isValid()) {
+        return 1;
+    }
+
+    return eventModel->columnCount();
+}
+
+bool EventTreeModel::hasChildren(const QModelIndex &parent) const
+{
+    return parent.internalId() == DAY_ID;
+}
+
+QVariant EventTreeModel::data(const QModelIndex &id, int role) const
+{
+    if (hasChildren(id)) {
+        auto day = id.row();
+
+        switch (role) {
+            case Qt::DisplayRole:
+                switch (day) {
+                    case 0:
+                        return "Monday";
+                    case 1:
+                        return "Tuesday";
+                    case 2:
+                        return "Wednesday";
+                    case 3:
+                        return "Thursday";
+                    case 4:
+                        return "Friday";
+                    case 5:
+                        return "Saturday";
+                    case 6:
+                        return "Sunday";
+                    default:
+                        SinkWarning() << "Unknown day";
+                        return {};
+                }
+            case Events:
+                //{
+                //    auto result = QVariantList{};
+
+                //    for (int i = 0; i < partitionedEvents[day].size(); ++i) {
+                //        auto eventId = index(i, 0, id);
+                //        SinkLog() << "Appending event:" << data(eventId, Summary);
+                //        result.append(QVariantMap{
+                //            {"text", data(eventId, Summary)},
+                //            {"description", data(eventId, Description)},
+                //            {"starts", data(eventId, StartTime)},
+                //            {"duration", data(eventId, Duration)},
+                //            {"color", "#123"},
+                //            {"indention", 0},
+                //        });
+                //    }
+
+                //    return result;
+                //}
+                return QVariantList{
+                    QVariantMap{
+                        {"summary", "Hello, World!"},
+                        {"text", "Hello, World!"},
+                        {"description", "This is Hello, world!"},
+                        {"starts", 4},
+                        {"duration", 3},
+                        {"color", "#123"},
+                        {"indention", 0},
+                    },
+                    QVariantMap{
+                        {"summary", "Hello, World!"},
+                        {"text", "Hello, World!"},
+                        {"description", "This is Hello, world!"},
+                        {"starts", 8},
+                        {"duration", 3},
+                        {"color", "#456"},
+                        {"indention", 1},
+                    },
+                };
+            default:
+                SinkWarning() << "Unknown role for day:" << QMetaEnum::fromType<Roles>().valueToKey(role);
+                return {};
+        }
+    }
+
+    auto day = static_cast<int>(id.internalId());
+    SinkLog() << "Fetching data for day" << day;
+    auto event = partitionedEvents[day].at(id.row());
+
+    switch (role) {
+        case Summary:
+            return event->getSummary();
+        case Description:
+            return event->getDescription();
+        case StartTime:
+            return event->getStartTime();
+        case Duration: {
+            auto start = event->getStartTime();
+            auto end   = event->getEndTime();
+            return start.secsTo(end) / 3600;
+        }
+        default:
+            SinkWarning() << "Unknown role for event:" << QMetaEnum::fromType<Roles>().valueToKey(role);
+            return {};
+    }
+}
+
+QHash<int, QByteArray> EventTreeModel::roleNames() const
+{
+    QHash<int, QByteArray> roles;
+
+    roles[Events]      = "events";
+    roles[Summary]     = "summary";
+    roles[Description] = "description";
+    roles[StartTime]   = "starts";
+    roles[Duration]    = "duration";
+
+    return roles;
+}
diff --git a/framework/src/domain/eventtreemodel.h b/framework/src/domain/eventtreemodel.h
new file mode 100644
index 00000000..ac126640
--- /dev/null
+++ b/framework/src/domain/eventtreemodel.h
@@ -0,0 +1,95 @@
+/*
+    Copyright (c) 2016 Michael Bohlender <michael.bohlender@kdemail.net>
+    Copyright (c) 2016 Christian Mollekopf <mollekopf@kolabsys.com>
+
+    This library is free software; you can redistribute it and/or modify it
+    under the terms of the GNU Library General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or (at your
+    option) any later version.
+
+    This library 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 Library General Public
+    License for more details.
+
+    You should have received a copy of the GNU Library General Public License
+    along with this library; see the file COPYING.LIB.  If not, write to the
+    Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+    02110-1301, USA.
+*/
+
+#pragma once
+
+#include <sink/applicationdomaintype.h>
+
+#include <QAbstractItemModel>
+#include <QList>
+#include <QSharedPointer>
+#include <QVector>
+
+// Implementation notes
+// ====================
+//
+// On the model side
+// -----------------
+//
+// Columns are never used.
+//
+// Top-level items just contains the ".events" attribute, and their rows
+// correspond to their day of week. In that case the internalId contains
+// DAY_ID.
+//
+// Direct children are events, and their rows corresponds to their index in
+// their partition. In that case no internalId / internalPointer is used.
+//
+// Internally:
+// -----------
+//
+// On construction and on dataChanged, all events are processed and partitioned
+// in partitionedEvents:
+//
+// QVector< QList<QSharedPointer<Event> >
+// ~~~~~~~  ~~~~~~~~~~~~~~~~~~~~~~~~~~~
+//    |                |
+//    |                '--- List of event pointers for that day
+//    '--- Partition / day
+//
+class EventTreeModel : public QAbstractItemModel
+{
+    Q_OBJECT
+
+public:
+    using Event = Sink::ApplicationDomain::Event;
+
+    enum Roles
+    {
+        Events = Qt::UserRole + 1,
+        Summary,
+        Description,
+        StartTime,
+        Duration,
+    };
+    Q_ENUM(Roles);
+    EventTreeModel(QObject *parent = nullptr);
+    ~EventTreeModel() = default;
+
+    QModelIndex index(int row, int column, const QModelIndex &parent = {}) const override;
+    QModelIndex parent(const QModelIndex &index) const override;
+
+    int rowCount(const QModelIndex &parent) const override;
+    int columnCount(const QModelIndex &parent) const override;
+
+    bool hasChildren(const QModelIndex &parent) const override;
+
+    QVariant data(const QModelIndex &index, int role) const override;
+
+    QHash<int, QByteArray> roleNames() const override;
+
+private:
+    void partitionData();
+
+    QSharedPointer<QAbstractItemModel> eventModel;
+    QVector<QList<QSharedPointer<Event>>> partitionedEvents;
+
+    static const constexpr quintptr DAY_ID = 7;
+};
diff --git a/framework/src/frameworkplugin.cpp b/framework/src/frameworkplugin.cpp
index d512ce10..6dd1e985 100644
--- a/framework/src/frameworkplugin.cpp
+++ b/framework/src/frameworkplugin.cpp
@@ -21,6 +21,7 @@
 #include "frameworkplugin.h"
 
 #include "domain/maillistmodel.h"
+#include "domain/eventtreemodel.h"
 #include "domain/folderlistmodel.h"
 #include "domain/composercontroller.h"
 #include "domain/mime/messageparser.h"
@@ -120,6 +121,7 @@ void FrameworkPlugin::registerTypes (const char *uri)
 {
     qmlRegisterType<FolderListModel>(uri, 1, 0, "FolderListModel");
     qmlRegisterType<MailListModel>(uri, 1, 0, "MailListModel");
+    qmlRegisterType<EventTreeModel>(uri, 1, 0, "EventTreeModel");
     qmlRegisterType<ComposerController>(uri, 1, 0, "ComposerController");
     qmlRegisterType<Kube::ControllerAction>(uri, 1, 0, "ControllerAction");
     qmlRegisterType<MessageParser>(uri, 1, 0, "MessageParser");