make TDB2.pending/completed non-public

References to methods on these fields are replaced with methods on TDB2,
several of which already existed.

src/Filter.cpp

@@ -98,7 +98,7 @@ void Filter::subset (std::vector <Task>& output)
   if (precompiled.size ())
   {
     Timer timer_pending;
-    auto pending = Context::getContext ().tdb2.pending.get_tasks ();
+    auto pending = Context::getContext ().tdb2.pending_tasks ();
     Context::getContext ().time_filter_us -= timer_pending.total_us ();
     _startCount = (int) pending.size ();
 
@@ -126,7 +126,7 @@ void Filter::subset (std::vector <Task>& output)
     if (! shortcut)
     {
       Timer timer_completed;
-      auto completed = Context::getContext ().tdb2.completed.get_tasks ();
+      auto completed = Context::getContext ().tdb2.completed_tasks ();
       Context::getContext ().time_filter_us -= timer_completed.total_us ();
       _startCount += (int) completed.size ();
 
@@ -149,11 +149,7 @@ void Filter::subset (std::vector <Task>& output)
     safety ();
 
     Timer pending_completed;
-    for (auto& task : Context::getContext ().tdb2.pending.get_tasks ())
-      output.push_back (task);
-
-    for (auto& task : Context::getContext ().tdb2.completed.get_tasks ())
-      output.push_back (task);
+    output = Context::getContext ().tdb2.all_tasks ();
     Context::getContext ().time_filter_us -= pending_completed.total_us ();
   }
 

src/TDB2.cpp

@@ -1133,6 +1133,18 @@ const std::vector <Task> TDB2::all_tasks ()
   return all;
 }
 
+////////////////////////////////////////////////////////////////////////////////
+const std::vector <Task> TDB2::pending_tasks ()
+{
+  return pending.get_tasks ();
+}
+
+////////////////////////////////////////////////////////////////////////////////
+const std::vector <Task> TDB2::completed_tasks ()
+{
+  return completed.get_tasks ();
+}
+
 ////////////////////////////////////////////////////////////////////////////////
 // Locate task by ID, wherever it is.
 bool TDB2::get (int id, Task& task)

src/TDB2.h

@@ -122,6 +122,8 @@ public:
 
   // Generalized task accessors.
   const std::vector <Task> all_tasks ();
+  const std::vector <Task> pending_tasks ();
+  const std::vector <Task> completed_tasks ();
   bool get (int, Task&);
   bool get (const std::string&, Task&);
   bool has (const std::string&);
@@ -152,11 +154,11 @@ private:
   void revert_completed (std::vector <std::string>&, std::vector <std::string>&, const std::string&, const std::string&);
   void revert_backlog (std::vector <std::string>&, const std::string&, const std::string&, const std::string&);
 
-public:
+protected:
+  friend class TF2; // TF2 reaches into TDB2 internals for gc
   TF2 pending;
   TF2 completed;
 
-protected:
   friend class CmdSync; // CmdSync accesses the backlog directly
   TF2 backlog;
   friend class CmdInfo; // CmdInfo uses undo data to give history

src/Task.cpp

@@ -1211,7 +1211,7 @@ void Task::setAnnotations (const std::map <std::string, std::string>& annotation
 void Task::addDependency (int depid)
 {
   // Check that id is resolvable.
-  std::string uuid = Context::getContext ().tdb2.pending.uuid (depid);
+  std::string uuid = Context::getContext ().tdb2.uuid (depid);
   if (uuid == "")
     throw format ("Could not create a dependency on task {1} - not found.", depid);
 
@@ -1259,7 +1259,7 @@ void Task::addDependency (const std::string& uuid)
 ////////////////////////////////////////////////////////////////////////////////
 void Task::removeDependency (int id)
 {
-  std::string uuid = Context::getContext ().tdb2.pending.uuid (id);
+  std::string uuid = Context::getContext ().tdb2.uuid (id);
 
   // The removeDependency(std::string&) method will check this too, but here we
   // can give a more natural error message containing the id provided by the user
@@ -1296,7 +1296,7 @@ std::vector <int> Task::getDependencyIDs () const
     if (!isDepAttr (attr))
       continue;
     auto dep = attr2Dep (attr);
-    ids.push_back (Context::getContext ().tdb2.pending.id (dep));
+    ids.push_back (Context::getContext ().tdb2.id (dep));
   }
 
   return ids;
@@ -1326,7 +1326,7 @@ std::vector <Task> Task::getDependencyTasks () const
   // efficient.
   std::vector <Task> blocking;
   if (uuids.size() > 0)
-    for (auto& it : Context::getContext ().tdb2.pending.get_tasks ())
+    for (auto& it : Context::getContext ().tdb2.pending_tasks ())
       if (it.getStatus () != Task::completed &&
           it.getStatus () != Task::deleted   &&
           std::find (uuids.begin (), uuids.end (), it.get ("uuid")) != uuids.end ())
@@ -1341,7 +1341,7 @@ std::vector <Task> Task::getBlockedTasks () const
   auto uuid = get ("uuid");
 
   std::vector <Task> blocked;
-  for (auto& it : Context::getContext ().tdb2.pending.get_tasks ())
+  for (auto& it : Context::getContext ().tdb2.pending_tasks ())
     if (it.getStatus () != Task::completed &&
         it.getStatus () != Task::deleted   &&
         it.hasDependency (uuid))

src/commands/CmdCalendar.cpp

@@ -81,7 +81,7 @@ int CmdCalendar::execute (std::string& output)
   // Load the pending tasks.
   handleUntil ();
   handleRecurrence ();
-  auto tasks = Context::getContext ().tdb2.pending.get_tasks ();
+  auto tasks = Context::getContext ().tdb2.pending_tasks ();
 
   Datetime today;
   auto getPendingDate = false;

src/commands/CmdContext.cpp

@@ -202,7 +202,7 @@ void CmdContext::defineContext (const std::vector <std::string>& words, std::str
     // Check if the value is a proper filter by filtering current pending.data
     Filter filter;
     std::vector <Task> filtered;
-    auto pending = Context::getContext ().tdb2.pending.get_tasks ();
+    auto pending = Context::getContext ().tdb2.pending_tasks ();
 
     try
     {

src/commands/CmdProjects.cpp

@@ -60,10 +60,10 @@ int CmdProjects::execute (std::string& output)
   // Get all the tasks.
   handleUntil ();
   handleRecurrence ();
-  auto tasks = Context::getContext ().tdb2.pending.get_tasks ();
+  auto tasks = Context::getContext ().tdb2.pending_tasks ();
 
   if (Context::getContext ().config.getBoolean ("list.all.projects"))
-    for (auto& task : Context::getContext ().tdb2.completed.get_tasks ())
+    for (auto& task : Context::getContext ().tdb2.completed_tasks ())
       tasks.push_back (task);
 
   // Apply the filter.
@@ -172,10 +172,10 @@ int CmdCompletionProjects::execute (std::string& output)
   // Get all the tasks.
   handleUntil ();
   handleRecurrence ();
-  auto tasks = Context::getContext ().tdb2.pending.get_tasks ();
+  auto tasks = Context::getContext ().tdb2.pending_tasks ();
 
   if (Context::getContext ().config.getBoolean ("list.all.projects"))
-    for (auto& task : Context::getContext ().tdb2.completed.get_tasks ())
+    for (auto& task : Context::getContext ().tdb2.completed_tasks ())
       tasks.push_back (task);
 
   // Apply the filter.

src/commands/CmdTags.cpp

@@ -58,10 +58,10 @@ int CmdTags::execute (std::string& output)
   std::stringstream out;
 
   // Get all the tasks.
-  auto tasks = Context::getContext ().tdb2.pending.get_tasks ();
+  auto tasks = Context::getContext ().tdb2.pending_tasks ();
 
   if (Context::getContext ().config.getBoolean ("list.all.tags"))
-    for (auto& task : Context::getContext ().tdb2.completed.get_tasks ())
+    for (auto& task : Context::getContext ().tdb2.completed_tasks ())
       tasks.push_back (task);
 
   int quantity = tasks.size ();
@@ -157,10 +157,10 @@ CmdCompletionTags::CmdCompletionTags ()
 int CmdCompletionTags::execute (std::string& output)
 {
   // Get all the tasks.
-  auto tasks = Context::getContext ().tdb2.pending.get_tasks ();
+  auto tasks = Context::getContext ().tdb2.pending_tasks ();
 
   if (Context::getContext ().config.getBoolean ("complete.all.tags"))
-    for (auto& task : Context::getContext ().tdb2.completed.get_tasks ())
+    for (auto& task : Context::getContext ().tdb2.completed_tasks ())
       tasks.push_back (task);
 
   // Apply filter.

src/nag.cpp

@@ -40,7 +40,7 @@ void nag (std::vector <Task>& tasks)
   if (msg == "")
       return;
 
-  auto pending = Context::getContext ().tdb2.pending.get_tasks ();
+  auto pending = Context::getContext ().tdb2.pending_tasks ();
   for (auto& t1 : tasks) {
     if (t1.hasTag ("nonag"))
       continue;

src/recur.cpp

@@ -56,7 +56,7 @@ void handleRecurrence ()
   if (! Context::getContext ().config.getBoolean ("recurrence"))
     return;
 
-  auto tasks = Context::getContext ().tdb2.pending.get_tasks ();
+  auto tasks = Context::getContext ().tdb2.pending_tasks ();
   Datetime now;
 
   // Look at all tasks and find any recurring ones.
@@ -411,7 +411,7 @@ void updateRecurrenceMask (Task& task)
 void handleUntil ()
 {
   Datetime now;
-  auto tasks = Context::getContext ().tdb2.pending.get_tasks ();
+  auto tasks = Context::getContext ().tdb2.pending_tasks ();
   for (auto& t : tasks)
   {
     // TODO What about expiring template tasks?

test/tdb2.t.cpp

@@ -58,8 +58,8 @@ int main (int, char**)
     context.tdb2.set_location (".");
 
     // Try reading an empty database.
-    std::vector <Task> pending          = context.tdb2.pending.get_tasks ();
-    std::vector <Task> completed        = context.tdb2.completed.get_tasks ();
+    std::vector <Task> pending          = context.tdb2.pending_tasks ();
+    std::vector <Task> completed        = context.tdb2.completed_tasks ();
     int num_reverts_possible            = context.tdb2.num_reverts_possible ();
     int num_local_changes               = context.tdb2.num_local_changes ();
 
@@ -72,8 +72,8 @@ int main (int, char**)
     Task task (R"([description:"description" name:"value"])");
     context.tdb2.add (task);
 
-    pending              = context.tdb2.pending.get_tasks ();
-    completed            = context.tdb2.completed.get_tasks ();
+    pending              = context.tdb2.pending_tasks ();
+    completed            = context.tdb2.completed_tasks ();
     num_reverts_possible = context.tdb2.num_reverts_possible ();
     num_local_changes    = context.tdb2.num_local_changes ();
 
@@ -85,8 +85,8 @@ int main (int, char**)
     task.set ("description", "This is a test");
     context.tdb2.modify (task);
 
-    pending              = context.tdb2.pending.get_tasks ();
-    completed            = context.tdb2.completed.get_tasks ();
+    pending              = context.tdb2.pending_tasks ();
+    completed            = context.tdb2.completed_tasks ();
     num_reverts_possible = context.tdb2.num_reverts_possible ();
     num_local_changes    = context.tdb2.num_local_changes ();