Merge pull request #41 from Learn-Quickly/dev

small fix

crates/libs/lib-core/src/interactors/exercise_checker.rs

@@ -22,9 +22,18 @@ impl ExerciseChecker {
             });
         }
 
+        if ex_comp.body.is_none() {
+            return Ok(ExerciseEstimate {
+                points: 0.0,
+                max_points: 0.0,
+                difficulty: exercise.difficult.clone(),
+                state: ExerciseCompletionState::Failed,
+            });
+        }
+
         let conspect_estimate = match exercise.exercise_type {
             crate::models::exercise::ExerciseType::Conspect | 
-            crate::models::exercise::ExerciseType::InteractiveConspect => Self::evaluate_conspects_bodies(exercise.answer_body.clone(), ex_comp.body.clone())?,
+            crate::models::exercise::ExerciseType::InteractiveConspect => Self::evaluate_conspects_bodies(exercise.answer_body.clone(), ex_comp.body.clone().unwrap())?,
         };
 
         let max_points: f32 = f32::from(exercise.difficult.clone()) * 100.0;

crates/libs/lib-core/src/models/exercise_completion.rs

@@ -13,7 +13,7 @@ pub struct ExerciseCompletion {
     pub date_started: i64,
     pub date_last_changes: Option<i64>,
     pub state: ExerciseCompletionState,   
-    pub body: Value,
+    pub body: Option<Value>,
 }
 
 #[derive(PartialEq, Display, Clone, Copy)]

crates/libs/lib-db/src/command_repository/exercise_completion.rs

@@ -40,7 +40,7 @@ struct ExerciseCompletionQuery {
     pub date_started: OffsetDateTime,
     pub date_last_changes: Option<OffsetDateTime>,
     pub state: String,   
-    pub body: serde_json::Value,
+    pub body: Option<serde_json::Value>,
 }
 
 impl TryFrom<ExerciseCompletionQuery> for ExerciseCompletion {