Initial Commit

src-tauri/src/commands/export.rs

@@ -0,0 +1,46 @@
+use serde::Deserialize;
+use std::fs::File;
+
+use crate::models::host::HostResult;
+
+#[derive(Debug, Deserialize)]
+pub struct ExportRequest {
+    pub path: String,
+    pub hosts: Vec<HostResult>,
+}
+
+#[tauri::command]
+pub async fn export_csv(request: ExportRequest) -> Result<(), String> {
+    let file = File::create(&request.path)
+        .map_err(|e| format!("Failed to create file: {}", e))?;
+
+    let mut writer = csv::Writer::from_writer(file);
+
+    // Header
+    writer
+        .write_record(["IP Address", "Status", "Latency (ms)", "Hostname"])
+        .map_err(|e| format!("Failed to write header: {}", e))?;
+
+    // Rows
+    for host in &request.hosts {
+        let ip = host.ip.to_string();
+        let status = format!("{:?}", host.status);
+        let rtt = match &host.ping {
+            Some(p) => format!("{:.1}", p.rtt_ms),
+            None => String::from("-"),
+        };
+        let hostname = host.hostname.clone().unwrap_or_default();
+
+        writer
+            .write_record([&ip, &status, &rtt, &hostname])
+            .map_err(|e| format!("Failed to write row: {}", e))?;
+    }
+
+    writer
+        .flush()
+        .map_err(|e| format!("Failed to flush: {}", e))?;
+
+    tracing::info!("Exported {} hosts to {}", request.hosts.len(), request.path);
+
+    Ok(())
+}