Add lang field to command context and reorganize utils modules

1 files changed, 37 insertions, 0 deletions

diff --git a/utils/src/display/pager.rs b/utils/src/display/pager.rs
new file mode 100644
index 0000000..79c2ccb
--- /dev/null
+++ b/utils/src/display/pager.rs
@@ -0,0 +1,37 @@
+use crate::env::pager::get_default_pager;
+use tokio::{fs, process::Command};
+
+/// Show text using the system pager (less)
+/// Opens the system pager (less) with the given text content written to the specified file
+/// If less is not found, directly outputs the content to stdout
+pub async fn pager(
+    content: impl AsRef<str>,
+    cache_file: impl AsRef<std::path::Path>,
+) -> Result<(), std::io::Error> {
+    let content_str = content.as_ref();
+    let cache_path = cache_file.as_ref();
+
+    // Write content to cache file
+    fs::write(cache_path, content_str).await?;
+
+    // Get the default pager
+    let pager_cmd = get_default_pager().await;
+
+    // Try to use the pager
+    let status = Command::new(&pager_cmd).arg(cache_path).status().await;
+
+    match status {
+        Ok(status) if status.success() => Ok(()),
+        _ => {
+            // If pager failed, output directly to stdout
+            use tokio::io::{self, AsyncWriteExt};
+            let mut stdout = io::stdout();
+            stdout
+                .write_all(content_str.as_bytes())
+                .await
+                .expect("Failed to write content");
+            stdout.flush().await.expect("Failed to flush stdout");
+            Ok(())
+        }
+    }
+}