make the table more readable

src/timetable.rs

@@ -335,6 +335,8 @@ pub fn display(timetable: (Vec<String>, (usize, Vec<models::Day>))) {
     let clh = 11;
     // Cell number
     let cn = 6;
+    // 3/4 of cell length
+    let quarter = (3 * cl) / 4;
 
     let sep = TabChar::Bv.val();
 
@@ -376,15 +378,27 @@ pub fn display(timetable: (Vec<String>, (usize, Vec<models::Day>))) {
                     Some(course) => {
                         // Check the course's hour
                         if i == course.start {
-                            if course.size > 1 {
                             // If the course uses more than one time slot
+                            if course.size > 1 {
+                                // If the data is too long
+                                if course.name.len() > quarter {
+                                    let data = utils::split_half(&course.name);
+                                    next_skip.insert(j, data.1);
+                                    print!("{}{:^cl$}", sep, data.0);
+                                } else {
                                     next_skip.insert(j, &course.name);
                                     print!("{}{:^cl$}", sep, "");
+                                }
                                 info_slot = true;
                                 break;
                             } else {
                                 // Else simply print the course
+                                // If the data is too long
+                                if course.name.len() > quarter {
+                                    print!("{}{:^cl$}", sep, utils::etc_str(&course.name));
+                                } else {
                                     print!("{}{:^cl$}", sep, &course.name);
+                                }
                                 info_slot = true;
                                 break;
                             }

src/utils.rs

@@ -82,3 +82,21 @@ pub fn line_table(
     }
     println!("{}{}", line, rs);
 }
+
+// Split a string in half with respect of words
+pub fn split_half(text: &str) -> (&str, &str) {
+    let mid = text.len() / 2;
+    for (i, j) in (mid..text.len()).enumerate() {
+        if text.as_bytes()[j] == b' ' {
+            return text.split_at(mid + i);
+        }
+    }
+
+    text.split_at(mid)
+}
+
+
+// Reduce size of string by adding etc. to it, and cutting some info
+pub fn etc_str(text: &str) -> String {
+    format!("{}...", split_half(text).0)
+}