workspace: Add function to save new file in directory nearest tab (#22563)

Closes #15685

Release Notes:

- save new file in directory neasrest tab

---------

Co-authored-by: Conrad Irwin <conrad.irwin@gmail.com>

crates/workspace/src/workspace.rs

@@ -1699,19 +1699,27 @@ impl Workspace {
             let prompt = self.on_prompt_for_new_path.take().unwrap();
             let rx = prompt(self, window, cx);
             self.on_prompt_for_new_path = Some(prompt);
-            rx
+            return rx;
-        } else {
+        }
-            let start_abs_path = self
-                .project
-                .update(cx, |project, cx| {
-                    let worktree = project.visible_worktrees(cx).next()?;
-                    Some(worktree.read(cx).as_local()?.abs_path().to_path_buf())
-                })
-                .unwrap_or_else(|| Path::new("").into());
 
         let (tx, rx) = oneshot::channel();
-            let abs_path = cx.prompt_for_new_path(&start_abs_path);
         cx.spawn_in(window, async move |this, cx| {
+            let abs_path = this.update(cx, |this, cx| {
+                let mut relative_to = this
+                    .most_recent_active_path(cx)
+                    .and_then(|p| p.parent().map(|p| p.to_path_buf()));
+                if relative_to.is_none() {
+                    let project = this.project.read(cx);
+                    relative_to = project
+                        .visible_worktrees(cx)
+                        .filter_map(|worktree| {
+                            Some(worktree.read(cx).as_local()?.abs_path().to_path_buf())
+                        })
+                        .next()
+                };
+
+                cx.prompt_for_new_path(&relative_to.unwrap_or_else(|| PathBuf::from("")))
+            })?;
             let abs_path = match abs_path.await? {
                 Ok(path) => path,
                 Err(err) => {
@@ -1756,7 +1764,6 @@ impl Workspace {
 
         rx
     }
-    }
 
     pub fn titlebar_item(&self) -> Option<AnyView> {
         self.titlebar_item.clone()
@@ -2356,6 +2363,22 @@ impl Workspace {
         self.active_item(cx).and_then(|item| item.project_path(cx))
     }
 
+    pub fn most_recent_active_path(&self, cx: &App) -> Option<PathBuf> {
+        self.recent_navigation_history_iter(cx)
+            .filter_map(|(path, abs_path)| {
+                let worktree = self
+                    .project
+                    .read(cx)
+                    .worktree_for_id(path.worktree_id, cx)?;
+                if worktree.read(cx).is_visible() {
+                    abs_path
+                } else {
+                    None
+                }
+            })
+            .next()
+    }
+
     pub fn save_active_item(
         &mut self,
         save_intent: SaveIntent,