find the right timetable for the current semester/year combo

src/main.rs

@@ -9,14 +9,18 @@ mod utils;
 #[derive(Parser)]
 #[clap(version, about, long_about = None)]
 struct Args {
-    /// The class you want to get the timetable, i.e.: L2-A
+    /// The class you want to get the timetable, i.e.: M1-LP
     #[clap(value_parser)]
     class: String,
 
-    /// The semester you want (useful only in 3rd year, 1-2 use letter in class)
+    /// The semester you want (1 or 2)
     #[clap(short, long, value_parser, value_name = "SEMESTER NUMBER")]
     semester: Option<i8>,
 
+    /// The year, default to the current year
+    #[clap(short, long, value_parser, value_name = "YEAR")]
+    year: Option<i32>,
+
     /// Export to iCalendar format (.ics)
     #[clap(short, long, value_name = "FILE NAME")]
     export: Option<String>,
@@ -30,38 +34,31 @@ struct Args {
 async fn main() {
     let args = Args::parse();
 
-    let matches = Regex::new(r"[Ll](?P<year>\d)[-–•·]?(?P<letter>.)?")
+    let matches =
+        Regex::new(r"(?i)M(?P<level>[1,2])[-–•·]?(?P<pathway>(LP|IMPAIRS|DATA|GENIAL|MPRI))?")
             .unwrap()
             .captures(&args.class)
             .unwrap();
 
-    let year = matches
+    let level = matches
-        .name("year")
+        .name("level")
         .unwrap()
         .as_str()
         .parse::<i8>()
         .unwrap();
-    let letter = matches
+    let pathway = matches.name("pathway").unwrap().as_str();
-        .name("letter")
-        .map(|c| c.as_str().chars().next().expect("Error in letter"));
 
-    // Show a separator only if we need one
+    let user_agent = format!("cal7tor/{}", env!("CARGO_PKG_VERSION"));
-    let seperator = match letter {
-        Some(_) => "-",
-        None => "",
-    };
-
-    let user_agent = format!("cal8tor/{}", env!("CARGO_PKG_VERSION"));
 
     println!(
-        "Récupération de l'emploi du temps des L{}{}{}...",
+        "Récupération de l'emploi du temps des M{}-{}...",
-        year,
+        level,
-        seperator,
+        pathway.to_uppercase()
-        letter.unwrap_or_default().to_uppercase()
     );
-    let timetable = timetable::timetable(year, args.semester, letter, &user_agent).await;
+    let timetable =
+        timetable::timetable(level, args.semester, args.year, pathway, &user_agent).await;
 
-    println!("Récupération des informations par rapport à l'année...");
+    /* println!("Récupération des informations par rapport à l'année...");
     let info = info::info(&user_agent).await;
 
     if args.export.is_some() {
@@ -77,5 +74,5 @@ async fn main() {
         println!("Affichage...");
         timetable::display(timetable, args.cl);
         println!("Vous devrez peut-être mettre votre terminal en plein écran si ce n'est pas déjà le cas.");
-    }
+    } */
 }

src/timetable.rs

@@ -12,19 +12,24 @@ pub mod models;
 
 /// Fetch the timetable for a class
 pub async fn timetable(
-    year: i8,
+    level: i8,
     semester_opt: Option<i8>,
-    letter: Option<char>,
+    year_opt: Option<i32>,
+    pathway: &str,
     user_agent: &str,
 ) -> (Vec<String>, (usize, Vec<models::Day>)) {
-    let semester = get_semester(semester_opt, letter);
+    let semester = get_semester(semester_opt);
 
-    let document = get_webpage(year, semester, letter, user_agent)
+    let year = get_year(year_opt, semester);
+
+    let document = get_webpage(level, semester, &year, user_agent)
         .await
         .expect("Can't reach timetable website.");
 
+    (vec![], (0, vec![]))
+
     // Selectors
-    let sel_table = Selector::parse("table").unwrap();
+    /* let sel_table = Selector::parse("table").unwrap();
     let sel_tr = Selector::parse("tr").unwrap();
     let sel_tbody = Selector::parse("tbody").unwrap();
     let sel_th = Selector::parse("th").unwrap();
@@ -116,59 +121,17 @@ pub async fn timetable(
         panic!("Error when building the timetable.");
     }
 
-    (schedules, (semester as usize, timetable))
+    (schedules, (semester as usize, timetable)) */
 }
 
 /// Get timetable webpage
 async fn get_webpage(
-    year: i8,
+    level: i8,
     semester: i8,
-    letter: Option<char>,
+    year: &str,
     user_agent: &str,
 ) -> Result<Html, Box<dyn std::error::Error>> {
-    let url = {
+    let url = format!("https://silice.informatique.univ-paris-diderot.fr/ufr/U{}/EDT/visualiserEmploiDuTemps.php?quoi=M{},{}", year, level, semester);
-        let panic_semester_message = "Unknown semester.";
-        let panic_letter_message = "Unknown letter.";
-
-        let base_url = "https://informatique.up8.edu/licence-iv/edt";
-        let allow_letters_1 = match semester {
-            1 => ['a', 'b', 'c'],
-            2 => ['x', 'y', 'z'],
-            _ => panic!("{}", panic_semester_message),
-        };
-        let allow_letters_2_3 = match semester {
-            1 => ['a', 'b'],
-            2 => ['x', 'y'],
-            _ => panic!("{}", panic_semester_message),
-        };
-        match year {
-            1 => {
-                let c = letter.expect(panic_letter_message).to_ascii_lowercase();
-                if allow_letters_1.contains(&c) {
-                    format!("{}/l1-{}.html", base_url, c)
-                } else {
-                    panic!("{}", panic_letter_message)
-                }
-            }
-            2 => {
-                let c = letter.expect(panic_letter_message).to_ascii_lowercase();
-                if allow_letters_2_3.contains(&c) {
-                    format!("{}/l2-{}.html", base_url, c)
-                } else {
-                    panic!("{}", panic_letter_message)
-                }
-            }
-            3 => {
-                let c = letter.expect(panic_letter_message).to_ascii_lowercase();
-                if allow_letters_2_3.contains(&c) {
-                    format!("{}/l3-{}.html", base_url, c)
-                } else {
-                    panic!("{}", panic_letter_message)
-                }
-            }
-            _ => panic!("Unknown year."),
-        }
-    };
 
     // Use custom User-Agent
     let client = reqwest::Client::builder().user_agent(user_agent).build()?;
@@ -314,24 +277,12 @@ pub fn build(timetable: T, dates: D) -> Vec<models::Course> {
     semester
 }
 
-/// Get the current semester depending on the letter or the current date
+/// Get the current semester depending on the current date
-fn get_semester(semester: Option<i8>, letter: Option<char>) -> i8 {
+fn get_semester(semester: Option<i8>) -> i8 {
     match semester {
         // Force the asked semester
         Some(n) => n,
         // Find the potential semester
-        None => match letter {
-            // Based on letter (kinda accurate)
-            Some(c) => {
-                if c.to_ascii_uppercase() as i8 > 77 {
-                    // If letter is N or after
-                    2
-                } else {
-                    // If letter is before N
-                    1
-                }
-            }
-            // Based on the time (kinda less accurate)
         None => {
             if Utc::now().month() > 6 {
                 // From july to december
@@ -341,7 +292,22 @@ fn get_semester(semester: Option<i8>, letter: Option<char>) -> i8 {
                 2
             }
         }
-        },
+    }
+}
+
+/// Get the current year depending on the current date
+fn get_year(year: Option<i32>, semester: i8) -> String {
+    let wanted_year = match year {
+        // Force the asked semester
+        Some(n) => n,
+        // Find the potential semester
+        None => Utc::now().year(),
+    };
+
+    if semester == 1 {
+        format!("{}-{}", wanted_year, wanted_year + 1)
+    } else {
+        format!("{}-{}", wanted_year - 1, wanted_year)
     }
 }
 

src/utils.rs

@@ -2,20 +2,13 @@ pub mod models;
 
 /// Panic if an error happened
 pub fn check_errors(html: &String, loc: &str) {
+    let no_timetable = "Aucun créneau horaire affecté";
     match html {
-        t if t.contains(&err_code(429)) => panic!(
+        t if t.contains(no_timetable) => panic!("URL: {} • {}", loc, no_timetable),
-            "URL: {} • HTTP 429: Slow down - Rate limited (too many access attempts detected)",
-            loc
-        ),
         _ => (),
     }
 }
 
-/// Create String error code
-fn err_code(code: i32) -> String {
-    format!("HTTP Code : {}", code)
-}
-
 /// Print a line for the table
 pub fn line_table(
     cell_length_hours: usize,