Lrc: implementation

- Pimpl
- make const the return type of getAccountModel()

Change-Id: Id38179ea9271e906f52a2c4ace64b3860c8bebc4
Reviewed-by: Guillaume Roguez <guillaume.roguez@savoirfairelinux.com>
Signed-off-by: Guillaume Roguez <guillaume.roguez@savoirfairelinux.com>

src/api/lrc.h

@@ -27,8 +27,6 @@
 namespace lrc
 {
 
-class Database;
-class CallbacksHandler;
 class LrcPimpl;
 
 namespace api
@@ -40,8 +38,11 @@ class LIB_EXPORT Lrc {
 public:
     Lrc();
     ~Lrc();
-
-    NewAccountModel& getAccountModel();
+    /**
+     * get a reference on account model.
+     * @return a NewAccountModel&.
+     */
+    const NewAccountModel& getAccountModel() const;
 
 private:
     std::unique_ptr<LrcPimpl> lrcPipmpl_;

src/lrc.cpp

@@ -32,16 +32,16 @@ class LrcPimpl
 {
 
 public:
-    LrcPimpl();
+    LrcPimpl(const Lrc& linked);
 
-    std::unique_ptr<Lrc> parent;
+    const Lrc& linked;
     std::unique_ptr<Database> database;
-    std::unique_ptr<NewAccountModel> accountModel;
     std::unique_ptr<CallbacksHandler> callbackHandler;
+    std::unique_ptr<NewAccountModel> accountModel;
 };
 
 Lrc::Lrc()
-: lrcPipmpl_(std::make_unique<LrcPimpl>())
+: lrcPipmpl_(std::make_unique<LrcPimpl>(*this))
 {
 }
 
@@ -49,15 +49,19 @@ Lrc::~Lrc()
 {
 }
 
-NewAccountModel&
-Lrc::getAccountModel()
+const NewAccountModel&
+Lrc::getAccountModel() const
 {
     return *lrcPipmpl_->accountModel;
 }
 
-LrcPimpl::LrcPimpl()
+LrcPimpl::LrcPimpl(const Lrc& linked)
+: linked(linked)
+, database(std::make_unique<Database>())
+, callbackHandler(std::make_unique<CallbacksHandler>())
+, accountModel(std::make_unique<NewAccountModel>(*database))
 {
-    database = std::make_unique<Database>();
+
 }
 
 } // namespace lrc