\documentclass{article}
\usepackage{xsim,lipsum,tcolorbox}

\DeclareExerciseType{question}{
  exercise-env = question ,
  solution-env = hint ,
  exercise-name = Question ,
  solution-name = Hint ,
  exercise-template = default ,
  solution-template = default ,
  counter = exercise % shares a counter with the `exercise' type
}

\DeclareExerciseType{problem}{
  exercise-env = problem ,
  solution-env = answer ,
  exercise-name = Problem ,
  solution-name = Answer ,
  exercise-template = tcolorbox ,
  solution-template = tcolorbox
}

\DeclareExerciseProperty{grade}
\DeclareExerciseProperty{difficulty}

\tcbuselibrary{breakable}
\DeclareExerciseEnvironmentTemplate{tcolorbox}
  {%
    \newcommand*\writehere{%
      \IfInsideSolutionTF{}{%
        \tcblower
        \emph{Your answer:}
        \vspace*{4cm}
      }%
    }
    \vspace{\baselineskip}
    \tcolorbox[
      colback = red!5!white ,
      colframe = red!75!black ,
      colbacktitle = yellow!50!red ,
      coltitle = red!25!black ,
      fonttitle = \bfseries ,
      subtitle style = {
        boxrule = 0.4pt ,
        colback = yellow!50!red!25!white
      } ,
      breakable ,
      title = \GetExerciseName~\GetExerciseProperty{counter}
      \IfExercisePropertySetT{points}{%
        (\GetExerciseProperty{points}
        \IfExerciseGoalSingularTF{points}
          {\XSIMtranslate{point}}
          {\XSIMtranslate{points}})%
      }]
    \IfInsideSolutionF{%
      \IfExercisePropertySetT{tags}{%
        Tags: \ListExerciseTags{tags}{, } \par
      }%
    }%
  }
  {%
    \endtcolorbox
    \vspace{\baselineskip}
  }

\xsimsetup{
  % tags = {geometry} ,
  % topics = {geometry}
  % tags/ingore-untagged % if true untagged exercise will be printed regardless
  %                      % which tags have been chosen
}

\begin{document}

\gradingtable \par \bigskip

Total: \printtotalpoints \par
from questions: \printpoints{question} \par
from exercises: \printpoints{exercise} \par
from problems: \printpoints{problem} \par \bigskip

Total bonus: \printtotalbonus \par
from questions: \printbonus{question} \par
from exercises: \printbonus{exercise} \par
from problems: \printbonus{problem} \par

% 1
\begin{exercise}[points=4,bonus-points=1,topics=geometry,tags={geometry,triangles},grade=7]
  \lipsum[1]
\begin{verbatim}
foo x^2 y^3 \gna
\end{verbatim}
\end{exercise}
\begin{solution}[print]
  This is the solution to \ExerciseType\ \GetExerciseProperty{counter}.
\begin{verbatim}
foo x^2 y^3 \gna
\end{verbatim}
\end{solution}

% 2
\begin{exercise}[subtitle=Foo,points=5,topics=analysis,tags={analysis,functions},grade=11]
  \lipsum[2]
\end{exercise}
\begin{solution}
  This is the solution to \ExerciseType\ \GetExerciseProperty{counter}.
\end{solution}

% 3
\begin{problem}[tags={analysis,functions}]
  \lipsum[3]
  \writehere
\end{problem}
\begin{answer}
  This is the solution to \ExerciseType\ \GetExerciseProperty{counter}.
\end{answer}

% 4
\begin{question}
  \lipsum[4]
  
  \verb+\ExerciseID+: \GetExerciseAliasProperty{ID}
  
  \verb+\GetExerciseProperty{id}+: \GetExerciseProperty{id}
  
  \verb+\GetExerciseAliasProperty{ID}+: \GetExerciseAliasProperty{ID}
  
  \verb+\GetExerciseProperty{ID}+: \GetExerciseProperty{ID}
\end{question}
\begin{hint}
  This is the solution to \ExerciseType\ \GetExerciseProperty{counter}.
\end{hint}

% 5
\begin{problem}[points=2]
  \lipsum[3]
  
  \verb+\ExerciseID+: \GetExerciseAliasProperty{ID}
  
  \verb+\GetExerciseProperty{id}+: \GetExerciseProperty{id}
  
  \verb+\GetExerciseAliasProperty{ID}+: \GetExerciseAliasProperty{ID}
  
  \verb+\GetExerciseProperty{ID}+: \GetExerciseProperty{ID}
  \writehere
\end{problem}
\begin{answer}
  This is the solution to \ExerciseType\ \GetExerciseProperty{counter}.
\end{answer}

% 6
\begin{problem}[points=1]
  \lipsum[3]

  \verb+\ExerciseID+: \GetExerciseAliasProperty{ID}
  
  \verb+\GetExerciseProperty{id}+: \GetExerciseProperty{id}
  
  \verb+\GetExerciseAliasProperty{ID}+: \GetExerciseAliasProperty{ID}
  
  \verb+\GetExerciseProperty{ID}+: \GetExerciseProperty{ID}
\end{problem}
\begin{answer}
  This is the solution to \ExerciseType\ \GetExerciseProperty{counter}.
\end{answer}

% 7
\begin{exercise}[ID=test]
  \lipsum[5]

  \verb+\ExerciseID+: \GetExerciseAliasProperty{ID}
  
  \verb+\GetExerciseProperty{id}+: \GetExerciseProperty{id}
  
  \verb+\GetExerciseAliasProperty{ID}+: \GetExerciseAliasProperty{ID}
  
  \verb+\GetExerciseProperty{ID}+: \GetExerciseProperty{ID}
\end{exercise}
\begin{solution}
  This is the solution to \ExerciseType\ \GetExerciseProperty{counter}.
\end{solution}

% 8
\begin{exercise}[print=false,use=false]
  \lipsum[5]
\end{exercise}
\begin{solution}
  This is the solution to \ExerciseType\ \GetExerciseProperty{counter}.
\end{solution}

% \printsolutionstype{exercise}

\printsolutions*

\section{Statistics}

\ForEachUsedExerciseByType{%
  \noindent\XSIMmixedcase{\ExerciseParameterGet{#1}{exercise-name}}~#3: \\
  \hspace*{2em}id: #2, type: #1, subtitle: #4, points: #5, bonus: #6\par \medskip
}

\bigskip

\ForEachUsedExerciseByID{%
  \noindent\XSIMmixedcase{\ExerciseParameterGet{#1}{exercise-name}}~#3: \\
  \hspace*{2em}id: #2, type: #1, subtitle: #4, points: #5, bonus: #6\par \medskip
}

\bigskip

\ForEachUsedExerciseByType{%
  \ExercisePropertyIfSetT{#1}{#2}{points}
    { \XSIMmixedcase{\ExerciseParameterGet{#1}{exercise-name}}~#3: #5~points\par }%
}

\bigskip

Number of questions: \numberofquestions \par
Number of exercises: \numberofexercises \par
Number of problems: \numberofproblems

\section{Grading tables}

\gradingtable[template=default*,type=exercise] \par \bigskip

\gradingtable[template=default*,type=problem] \par \bigskip

\gradingtable[template=default*] \par \bigskip

% vertical
\gradingtable[type=exercise] \par \bigskip

\gradingtable[type=problem] \par \bigskip

\gradingtable

\end{document}
