with Ada.Strings.Fixed;
with Ada.Text_IO;

pragma Warnings (Off);
with GPR2.Build.Source.Sets;
pragma Warnings (On);
with GPR2.Options;
with GPR2.Path_Name;
with GPR2.Project.Tree;
with GPR2.Project.View;

procedure Main is

   use Ada;
   use GPR2;

   procedure Check (Project_Name : String);
   --  Do check the given project's sources

   procedure Output_Filename (Filename : Path_Name.Full_Name);
   --  Remove the leading tmp directory

   -----------
   -- Check --
   -----------

   procedure Check (Project_Name : String) is
      Prj  : Project.Tree.Object;
      Opt  : Options.Object;
      View : Project.View.Object;

   begin
      Opt.Add_Switch (Options.P, Project_Name);
      if Prj.Load (Opt, Absent_Dir_Error => No_Error) then
         View := Prj.Root_Project;
         Text_IO.Put_Line ("Project: " & String (View.Name));

         Prj.Update_Sources;

         for Source of View.Sources loop
            declare
               U : constant Optional_Name_Type :=
                     (if Source.Has_Unit_At (No_Index)
                      then Source.Unit.Name else "");
            begin
               Output_Filename (Source.Path_Name.Value);

               Text_IO.Set_Col (16);
               Text_IO.Put ("   language: " & Image (Source.Language));

               Text_IO.Set_Col (33);
               Text_IO.Put
                 ("   Kind: " & Source.Kind'Image);

               if U /= "" then
                  Text_IO.Put ("   unit: " & String (U));
               end if;

               Text_IO.New_Line;
            end;
         end loop;
      end if;
   end Check;

   ---------------------
   -- Output_Filename --
   ---------------------

   procedure Output_Filename (Filename : Path_Name.Full_Name) is
      S : constant String := String (Filename);
      Test : constant String := "source-errors";
      I : constant Positive := Strings.Fixed.Index (S, Test);
   begin
      Text_IO.Put (" > " & S (I + Test'Length + 1 .. S'Last));
   end Output_Filename;

begin
   Check ("demo1.gpr");
   Check ("demo2.gpr");
   Check ("demo3.gpr");
   Check ("demo4.gpr");
   Check ("demo5.gpr");
end Main;
