Webapp

src/ingest.rs

@@ -0,0 +1,25 @@
+use crate::engine::{EngineMessage, IngestedLine};
+use crate::timestamp::Timestamp;
+use tokio::io::{AsyncBufReadExt, BufReader};
+use tokio::sync::mpsc;
+
+/// Reads stdin line by line, sequences and timestamps each line, and forwards it
+/// to the engine task.
+pub async fn run(engine: mpsc::Sender<EngineMessage>) {
+    let stdin = tokio::io::stdin();
+    let mut lines = BufReader::new(stdin).lines();
+    let mut sequence: u64 = 0;
+
+    while let Ok(Some(text)) = lines.next_line().await {
+        let line = IngestedLine {
+            sequence,
+            timestamp: Timestamp::now(),
+            text,
+        };
+        sequence += 1;
+
+        if engine.send(EngineMessage::Ingest(line)).await.is_err() {
+            break;
+        }
+    }
+}