Working test

2024-09-15 12:56:21 +03:00
parent 56fa91d998
commit 0f771ffbd3
5 changed files with 346 additions and 32 deletions
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2,6 +2,299 @@
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--- a/Cargo.toml
+++ b/Cargo.toml
@@ -4,3 +4,4 @@ version = "0.1.0"
 edition = "2021"

 [dependencies]
+chrono = "0.4.38"
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,10 +1,14 @@
-use std::env;
+use std::{env, fs};
+#[allow(unused_imports)]
+use std::fs::File;
 use std::path::PathBuf;
 use std::process::exit;
+use std::time::SystemTime;
+use chrono::{DateTime, Local};

 fn main() -> std::io::Result<()> {
    let args: Vec<String> = env::args().collect();
-    if args.len() < 3 {
+    if args.len() < 2 {
        usage("");
    }

@@ -19,19 +23,57 @@ fn main() -> std::io::Result<()> {
        usage(format!("Not a directory: {}", root_dir).as_str());
    }

-    if let Ok(metadata) = root_path.metadata() {
-        if let Ok(time) = metadata.modified() {
-            println!("{:?}", time);
-        } else {
-            usage("Filesystem mtime not supported on this platform");
-        }
-    } else {
-        usage(format!("No access to path: {}", root_dir).as_str());
+    if let Some(last_modified) = folder_min_mtime(&root_path)? {
+        set_mtime(&root_path, last_modified)?;
    }

    Ok(())
 }

+fn set_mtime(path: &PathBuf, mtime: SystemTime) -> std::io::Result<()> {
+    let metadata = path.metadata()?;
+    let last_modified = metadata.modified()?;
+    let datetime: DateTime<Local> = mtime.into();
+
+    if mtime < last_modified {
+        // let dest = File::open(path)?;
+        // dest.set_modified(mtime)?;
+        println!("SET {} - {:?}", datetime.format("%Y-%m-%d %H:%M:%S"), &path);
+    } else {
+        println!(" NO {} - {:?}", datetime.format("%Y-%m-%d %H:%M:%S"), &path);
+    }
+
+    Ok(())
+}
+
+fn folder_min_mtime(path: &PathBuf) -> std::io::Result<Option<SystemTime>> {
+    let mut min_mtime = None;
+    for entry in fs::read_dir(path)? {
+        let entry = entry?;
+        let entry_path = entry.path();
+
+        let metadata = entry_path.metadata()?;
+        let mut last_modified = metadata.modified()?;
+
+        if entry_path.is_dir() {
+            if let Some(mtime) = folder_min_mtime(&entry_path)? {
+                set_mtime(&entry_path, mtime)?;
+                last_modified = mtime;
+            }
+        }
+
+        if let Some(mtime) = min_mtime {
+            if last_modified < mtime {
+                min_mtime = Some(last_modified);
+            }
+        } else {
+            min_mtime = Some(last_modified);
+        }
+    }
+
+    Ok(min_mtime)
+}
+
 fn usage(message: &str) {
    let app_name = env!("CARGO_PKG_NAME");
    if !message.is_empty() {
@@ -40,25 +82,3 @@ fn usage(message: &str) {
    eprintln!("Usage: {} path", app_name);
    exit(1);
 }
-
-#[cfg(test)]
-mod test {
-    use super::*;
-
-    const TEST_DIR: &str = "test_folder";
-
-    fn prepare(dir: &str) {
-        let test_dir = PathBuf::from(dir);
-        let cur_dir = env::current_dir().unwrap();
-        let root_dir = cur_dir.join(&test_dir);
-        dbg!(test_dir);
-        dbg!(cur_dir);
-        dbg!(root_dir);
-    }
-
-    #[test]
-    fn test_metadata() {
-        prepare(TEST_DIR);
-        assert!(true);
-    }
-}
--- a/test_folder/folder1/inner.txt
+++ b/test_folder/folder1/inner.txt
--- a/test_folder/folder2/inner.txt
+++ b/test_folder/folder2/inner.txt