diff --git a/src/main.rs b/src/main.rs
index 4e3c45a..f8bd37d 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -4,6 +4,7 @@ use std::fs::File;
 use std::time::{SystemTime, UNIX_EPOCH, Duration};
 use std::ops::{Add, Sub};
 use clap::Parser;
+use std::collections::HashMap;
 
 #[derive(Debug, Parser)]
 struct Flags {
@@ -64,7 +65,10 @@ fn log(f: &String, since: &Option<String>) -> Result<(), String> {
    let since = parse_time(since)?;
    let tsheet = load(&f)?;
    let tsheet = tsheet.since(since);
-   println!("{:?}", tsheet);
+   let mut logs = HashMap::new();
+   for &x in &tsheet.xs {
+   }
+   println!("{:?}", logs);
    Err("not impl".to_string())
 }