Initial public release

examples/dump_samples.rs

@@ -0,0 +1,77 @@
+//! Dump GVAS metadata for all .sav/.bak files in `samples/`.
+//! Run: cargo run --example dump_samples
+
+use chrono::TimeZone;
+use std::fs;
+use std::path::Path;
+
+fn main() {
+    let dir = Path::new("samples");
+    let mut entries: Vec<_> = fs::read_dir(dir)
+        .unwrap()
+        .filter_map(|e| e.ok())
+        .filter(|e| {
+            let s = e.file_name().to_string_lossy();
+            s.ends_with(".sav") || s.ends_with(".bak")
+        })
+        .collect();
+
+    entries.sort_by(|a, b| {
+        let ma = a.metadata().ok().and_then(|m| m.modified().ok());
+        let mb = b.metadata().ok().and_then(|m| m.modified().ok());
+        mb.cmp(&ma)
+            .then_with(|| a.file_name().cmp(&b.file_name()))
+    });
+
+    println!(
+        "{:<8} {:<26} {:<6} {:>7}  {:<19}  {:<28}",
+        "", "Display Name", "Type", "Size", "Date", "File"
+    );
+    println!("{}", "-".repeat(115));
+
+    let mut seen = std::collections::HashSet::new();
+    for entry in &entries {
+        let path = entry.path();
+        let name = entry.file_name().to_string_lossy().to_string();
+        let size = entry.metadata().map(|m| m.len()).unwrap_or(0);
+        let mtime = entry
+            .metadata()
+            .ok()
+            .and_then(|m| m.modified().ok())
+            .and_then(|t| {
+                let secs = t.duration_since(std::time::UNIX_EPOCH).ok()?.as_secs();
+                chrono::Local
+                    .timestamp_opt(secs as i64, 0)
+                    .single()
+            })
+            .map(|dt| dt.format("%Y-%m-%d %H:%M:%S").to_string());
+
+        let meta = notalterra::gvas::extract_metadata(&path).ok();
+        let slot = meta.as_ref().and_then(|m| m.slot_name.clone()).unwrap_or_else(|| {
+            notalterra::gvas::derive_slot_from_filename(&name).unwrap_or_else(|| "?".into())
+        });
+        let display = meta
+            .as_ref()
+            .and_then(|m| m.display_name.clone())
+            .unwrap_or_else(|| "(unnamed)".into());
+        let is_online = meta.map(|m| m.is_online).unwrap_or(false);
+
+        let label_num = slot.strip_prefix("savegame_").unwrap_or(&slot);
+        let first = seen.insert(slot.clone());
+        let label = if first { format!("Slot {label_num}") } else { String::new() };
+
+        let typ = if is_online { "Online" } else { "Local" };
+        let sz = if size < 1024 {
+            format!("{size} B")
+        } else if size < 1024 * 1024 {
+            format!("{:.0} KB", size as f64 / 1024.0)
+        } else {
+            format!("{:.1} MB", size as f64 / (1024.0 * 1024.0))
+        };
+
+        println!(
+            "{label:<8} {display:<26} {typ:<6} {sz:>7}  {:<19}  {name:<28}",
+            mtime.as_deref().unwrap_or("?"),
+        );
+    }
+}