Track recent IP addresses in direct operations

Add IP address history functionality to store and retrieve recently used
IP addresses when performing direct operations. Maintains a history file
with up to 8 most recent IPs for quick access.

1 files changed, 34 insertions, 0 deletions

diff --git a/src/data/ipaddress_history.rs b/src/data/ipaddress_history.rs
new file mode 100644
index 0000000..3d2bb5b
--- /dev/null
+++ b/src/data/ipaddress_history.rs
@@ -0,0 +1,34 @@
+use just_enough_vcs::vcs::current::current_doc_dir;
+
+const IP_HISTORY_NAME: &str = "ip_history.txt";
+
+pub struct IpAddressHistory {
+    pub recent_ip_address: Vec<String>,
+}
+
+pub async fn get_recent_ip_address() -> Vec<String> {
+    if let Some(local) = current_doc_dir() {
+        let path = local.join(IP_HISTORY_NAME);
+        match tokio::fs::read_to_string(path).await {
+            Ok(content) => content.lines().map(String::from).collect(),
+            Err(_) => Vec::new(),
+        }
+    } else {
+        Vec::new()
+    }
+}
+
+pub async fn insert_recent_ip_address(ip: impl Into<String>) {
+    let ip = ip.into();
+    if let Some(local) = current_doc_dir() {
+        let path = local.join(IP_HISTORY_NAME);
+        let mut recent_ips = get_recent_ip_address().await;
+        recent_ips.retain(|existing_ip| existing_ip != &ip);
+        recent_ips.insert(0, ip);
+        if recent_ips.len() > 8 {
+            recent_ips.truncate(8);
+        }
+        let content = recent_ips.join("\n");
+        let _ = tokio::fs::write(path, content).await;
+    }
+}