load room template from file

1 files changed, 36 insertions, 0 deletions

diff --git a/src/worldloader.rs b/src/worldloader.rs
new file mode 100644
index 0000000..6660f9d
--- /dev/null
+++ b/src/worldloader.rs
@@ -0,0 +1,36 @@
+
+use std::path::PathBuf;
+use std::fs;
+use serde_json;
+use serde_json::Value;
+use crate::{
+	RoomId,
+	roomtemplate::RoomTemplate,
+	util::Result
+};
+
+
+pub struct WorldLoader {
+	pub directory: PathBuf,
+	pub default_room: RoomId
+}
+
+impl WorldLoader {
+	pub fn new(path: PathBuf, default_room: RoomId) -> Self {
+		Self {
+			directory: path,
+			default_room
+		}
+	}
+	
+	pub fn load_room(&self, id: RoomId) -> Result<RoomTemplate> {
+		let mut path = self.directory.clone();
+		let fname = id.to_string() + ".json";
+		path.push(fname);
+		println!("PATH: {:?}", path);
+		let text = fs::read_to_string(path)?;
+		let json: Value = serde_json::from_str(&text)?;
+		let template = RoomTemplate::from_json(&json)?;
+		Ok(template)
+	}
+}