From e85967518b9041e9943ec5f1765c6694bb153840 Mon Sep 17 00:00:00 2001
From: Christian Mollekopf <chrigi_1@fastmail.fm>
Date: Sun, 12 Apr 2015 16:02:10 +0200
Subject: More generic domainadpator code.

This should cover read and write for entites that have a 1:1 mapping to the
resource buffers.
---
 dummyresource/domainadaptor.cpp | 91 ++++++-----------------------------------
 1 file changed, 13 insertions(+), 78 deletions(-)

(limited to 'dummyresource/domainadaptor.cpp')

diff --git a/dummyresource/domainadaptor.cpp b/dummyresource/domainadaptor.cpp
index 00af3fe..fa00bbc 100644
--- a/dummyresource/domainadaptor.cpp
+++ b/dummyresource/domainadaptor.cpp
@@ -9,49 +9,12 @@
 #include "entity_generated.h"
 #include "metadata_generated.h"
 #include "domainadaptor.h"
+#include "log.h"
 #include <common/entitybuffer.h>
 
 using namespace DummyCalendar;
 using namespace flatbuffers;
 
-/**
- * Defines how to convert qt primitives to flatbuffer ones
- * TODO: rename to createProperty or so?
- */
-template <class T>
-uoffset_t extractProperty(const QVariant &, flatbuffers::FlatBufferBuilder &fbb);
-
-template <>
-uoffset_t extractProperty<QString>(const QVariant &property, flatbuffers::FlatBufferBuilder &fbb)
-{
-    if (property.isValid()) {
-        return fbb.CreateString(property.toString().toStdString()).o;
-    }
-    return 0;
-}
-
-/**
- * Create a buffer from a domain object using the provided mappings
- */
-template <class Builder>
-void createBufferPart(const Akonadi2::ApplicationDomain::ApplicationDomainType &domainObject, flatbuffers::FlatBufferBuilder &fbb, const WritePropertyMapper<Builder> &mapper)
-{
-    //First create a primitives such as strings using the mappings
-    QList<std::function<void(Builder &)> > propertiesToAddToResource;
-    for (const auto &property : domainObject.changedProperties()) {
-        const auto value = domainObject.getProperty(property);
-        if (mapper.hasMapping(property)) {
-            mapper.setProperty(property, domainObject.getProperty(property), propertiesToAddToResource, fbb);
-        }
-    }
-
-    //Then create all porperties using the above generated builderCalls
-    Builder builder(fbb);
-    for (auto propertyBuilder : propertiesToAddToResource) {
-        propertyBuilder(builder);
-    }
-    builder.Finish();
-}
 
 
 
@@ -59,7 +22,6 @@ DummyEventAdaptorFactory::DummyEventAdaptorFactory()
     : DomainTypeAdaptorFactory()
 {
     //TODO turn this into initializeReadPropertyMapper as well?
-    mResourceMapper = QSharedPointer<ReadPropertyMapper<DummyEvent> >::create();
     mResourceMapper->addMapping("summary", [](DummyEvent const *buffer) -> QVariant {
         if (buffer->summary()) {
             return QString::fromStdString(buffer->summary()->c_str());
@@ -76,51 +38,24 @@ DummyEventAdaptorFactory::DummyEventAdaptorFactory()
 
 void DummyEventAdaptorFactory::createBuffer(const Akonadi2::ApplicationDomain::Event &event, flatbuffers::FlatBufferBuilder &fbb)
 {
-    // flatbuffers::FlatBufferBuilder resFbb;
-    // flatbuffers::FlatBufferBuilder localFbb;
-
-    // QList<std::function<void(DummyEventBuilder &)> > propertiesToAddToResource;
-    // QList<std::function<void(Akonadi2::ApplicationDomain::Buffer::EventBuilder &)> > propertiesToAddToLocal;
-    // for (const auto &property : event.changedProperties()) {
-    //     const auto value = event.getProperty(property);
-    //     if (mResourceWriteMapper && mResourceWriteMapper->hasMapping(property)) {
-    //         mResourceWriteMapper->setProperty(property, value, propertiesToAddToResource, resFbb);
-    //     } if (mLocalWriteMapper && mLocalWriteMapper->hasMapping(property)) {
-    //         mLocalWriteMapper->setProperty(property, value, propertiesToAddToLocal, localFbb);
-    //     }
-    // }
-
-    // DummyEventBuilder resBuilder(resFbb);
-    // for (auto propertyBuilder : propertiesToAddToResource) {
-    //     propertyBuilder(resBuilder);
-    // }
-    // resBuilder.Finish();
-
-    // DummyEventBuilder localBuilder(localFbb);
-    // for (auto propertyBuilder : propertiesToAddToResource) {
-    //     propertyBuilder(localBuilder);
-    // }
-    // localBuilder.Finish();
-
-    // TODO: how does a resource specify what goes to a local buffer and what it stores separately?
-    // flatbuffers::FlatBufferBuilder eventFbb;
-    // {
-    //     auto summary = extractProperty<QString>(event.getProperty("summary"), fbb);
-    //     DummyCalendar::DummyEventBuilder eventBuilder(eventFbb);
-    //     eventBuilder.add_summary(summary);
-    //     auto eventLocation = eventBuilder.Finish();
-    //     DummyCalendar::FinishDummyEventBuffer(eventFbb, eventLocation);
-    // }
-
-    //TODO we should only copy values into the local buffer that haven't already been copied by the resource buffer
     flatbuffers::FlatBufferBuilder localFbb;
     if (mLocalWriteMapper) {
-        createBufferPart<Akonadi2::ApplicationDomain::Buffer::EventBuilder>(event, localFbb, *mLocalWriteMapper);
+        auto pos = createBufferPart<Akonadi2::ApplicationDomain::Buffer::EventBuilder, Akonadi2::ApplicationDomain::Buffer::Event>(event, localFbb, *mLocalWriteMapper);
+        Akonadi2::ApplicationDomain::Buffer::FinishEventBuffer(localFbb, pos);
+        flatbuffers::Verifier verifier(localFbb.GetBufferPointer(), localFbb.GetSize());
+        if (!verifier.VerifyBuffer<Akonadi2::ApplicationDomain::Buffer::Event>()) {
+            Warning() << "Created invalid local buffer";
+        }
     }
 
     flatbuffers::FlatBufferBuilder resFbb;
     if (mResourceWriteMapper) {
-        createBufferPart<DummyEventBuilder>(event, resFbb, *mResourceWriteMapper);
+        auto pos = createBufferPart<DummyEventBuilder, DummyEvent>(event, resFbb, *mResourceWriteMapper);
+        DummyCalendar::FinishDummyEventBuffer(resFbb, pos);
+        flatbuffers::Verifier verifier(resFbb.GetBufferPointer(), resFbb.GetSize());
+        if (!verifier.VerifyBuffer<DummyEvent>()) {
+            Warning() << "Created invalid resource buffer";
+        }
     }
 
     Akonadi2::EntityBuffer::assembleEntityBuffer(fbb, 0, 0, resFbb.GetBufferPointer(), resFbb.GetSize(), localFbb.GetBufferPointer(), localFbb.GetSize());
-- 
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