feat: Add some message parsing

src/applogic/tlc.rs

@@ -0,0 +1,51 @@
+//! C-ITS Traffic Light Data (MAPEM/ SPATEM) Evaluation
+
+use c_its_parser::standards::mapem_2_2_1::mapem_pdu_descriptions;
+use c_its_parser::standards::spatem_2_2_1::spatem_pdu_descriptions;
+use chrono::Datelike;
+use esp_println::println;
+
+pub fn handle_mapem(etsi: &mapem_pdu_descriptions::MAPEM) {
+    // TODO: proof of concept only -- replace with actual evaluation
+    if let Some(map) = &etsi.map.intersections {
+        for int in &map.0 {
+            println!("got MAPEM for intersection {}", int.id.id.0);
+        }
+    }
+}
+
+pub fn handle_spatem(etsi: &spatem_pdu_descriptions::SPATEM, now: &chrono::NaiveDateTime) {
+    // TODO: proof of concept only -- replace with actual evaluation
+    for int in &etsi.spat.intersections.0 {
+        println!("got SPATEM for intersection {}", int.id.id.0);
+
+        if let (Some(moy), Some(second)) = (&int.moy, &int.time_stamp) {
+            let year = now.year();
+
+            let ref_time = c_its_parser::time_utils::time_from_moy_and_dsecond(moy, second, year);
+            println!("- ref time: {ref_time:?}");
+
+            for state in &int.states.0 {
+                let sig_grp = state.signal_group.0;
+
+                if let Some(event) = state.state_time_speed.0.first() {
+                    if let Some(timing) = &event.timing {
+                        let min_end_time = timing.min_end_time.to_datetime_from_moy(moy, year);
+
+                        println!(
+                            "- sig grp. {sig_grp:03}: until {min_end_time:?} at {:?}",
+                            event.event_state
+                        );
+                    } else {
+                        println!(
+                            "- sig grp. {sig_grp:03}: {:?} until unknown",
+                            event.event_state
+                        );
+                    }
+                } else {
+                    println!("- sig grp. {sig_grp:03}: no events");
+                }
+            }
+        }
+    }
+}