From 78a3d8f52076fe66ac95bcfc8acec082cb3f68cd Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Moritz=20H=C3=B6lting?=
 <87192362+moritz-hoelting@users.noreply.github.com>
Date: Thu, 21 Mar 2024 19:50:00 +0100
Subject: [PATCH] Add TryFrom implementation for VFolder

---
 src/virtual_fs.rs | 35 +++++++++++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)

diff --git a/src/virtual_fs.rs b/src/virtual_fs.rs
index acce10d..f4d4f9a 100644
--- a/src/virtual_fs.rs
+++ b/src/virtual_fs.rs
@@ -187,6 +187,41 @@ impl VFolder {
     }
 }
 
+impl TryFrom<&Path> for VFolder {
+    type Error = io::Error;
+
+    fn try_from(value: &Path) -> Result<Self, Self::Error> {
+        let mut root_vfolder = VFolder::new();
+        let root_folder = fs::read_dir(value)?;
+        for dir_entry in root_folder {
+            let dir_entry = dir_entry?;
+            let path = dir_entry.path();
+            let name = dir_entry
+                .file_name()
+                .into_string()
+                .map(Some)
+                .unwrap_or_default();
+            if let Some(name) = name {
+                if path.is_dir() {
+                    root_vfolder.add_existing_folder(&name, VFolder::try_from(path.as_path())?);
+                } else if path.is_file() {
+                    let data = fs::read(path)?;
+                    root_vfolder.add_file(&name, VFile::Binary(data));
+                } else {
+                    unreachable!("Path is neither file nor directory");
+                }
+            } else {
+                return Err(io::Error::new(
+                    io::ErrorKind::InvalidInput,
+                    "Invalid file name",
+                ));
+            }
+        }
+
+        Ok(root_vfolder)
+    }
+}
+
 /// File representation in virtual file system
 #[derive(Debug, Clone)]
 #[cfg_attr(feature = "serde", derive(serde::Serialize, serde::Deserialize))]