feat: command mode supports stream out (#31)

* feat: command mode supports stream out

* update cli

1 files changed, 37 insertions, 0 deletions

diff --git a/src/render/cmd.rs b/src/render/cmd.rs
new file mode 100644
index 0000000..f29fe7d
--- /dev/null
+++ b/src/render/cmd.rs
@@ -0,0 +1,37 @@
+use super::MarkdownRender;
+use crate::repl::{ReplyStreamEvent, SharedAbortSignal};
+use crate::utils::dump;
+
+use anyhow::Result;
+use crossbeam::channel::Receiver;
+
+pub fn cmd_render_stream(rx: Receiver<ReplyStreamEvent>, abort: SharedAbortSignal) -> Result<()> {
+    let mut buffer = String::new();
+    let mut markdown_render = MarkdownRender::new();
+    loop {
+        if abort.aborted() {
+            return Ok(());
+        }
+        if let Ok(evt) = rx.try_recv() {
+            match evt {
+                ReplyStreamEvent::Text(text) => {
+                    if text.contains('\n') {
+                        let text = format!("{buffer}{text}");
+                        let mut lines: Vec<&str> = text.split('\n').collect();
+                        buffer = lines.pop().unwrap_or_default().to_string();
+                        let output = lines.join("\n");
+                        dump(markdown_render.render(&output), 1);
+                    } else {
+                        buffer = format!("{buffer}{text}");
+                    }
+                }
+                ReplyStreamEvent::Done => {
+                    let output = markdown_render.render(&buffer);
+                    dump(output, 2);
+                    break;
+                }
+            }
+        }
+    }
+    Ok(())
+}