feat: implement reports

src/analysis/classical.rs

@@ -406,13 +406,13 @@ pub fn analyze(
         let mut credits: BTreeMap<String, Vec<f64>> = BTreeMap::new();
         let mut blank = 0usize;
         for r in &rows {
-            if r.selected.is_empty() {
+            if r.chosen().is_empty() {
                 blank += 1;
                 continue;
             }
             // A multiple-response item is credited to the joined set, so that
             // "chose A and C" is one response pattern rather than two options.
-            let label = r.selected.join("+");
+            let label = r.chosen().join("+");
             if let Some(&si) = student_index.get(r.student_key.as_str()) {
                 chose.entry(label.clone()).or_default().push(si);
             }
@@ -775,7 +775,7 @@ fn infer_key(rows: &[&crate::responses::Response]) -> Vec<String> {
     let mut out: BTreeSet<String> = BTreeSet::new();
     for r in rows {
         if r.credit >= 0.999 {
-            for letter in &r.selected {
+            for letter in r.chosen() {
                 out.insert(letter.clone());
             }
         }
@@ -857,6 +857,7 @@ mod tests {
             assessment_id: "a".into(),
             date: None,
             form: None,
+            form_position: None,
             student_key: student.into(),
             sid: None,
             name: None,
@@ -870,7 +871,9 @@ mod tests {
             } else {
                 vec![letter.to_string()]
             },
+            selected_source: vec![],
             eliminated: vec![],
+            eliminated_source: vec![],
             correct: Some(credit >= 0.999),
             credit,
             points_possible: 1.0,