1 files changed, 18 insertions, 2 deletions
diff --git a/src/models/mod.rs b/src/models/mod.rs
index a252f51..ddef71f 100644
--- a/src/models/mod.rs
+++ b/src/models/mod.rs
@@ -1,4 +1,21 @@
-use serde::{Deserialize, Serialize};
+use crate::error::TwinHError;
+use bincode::deserialize;
+use serde::{de::DeserializeOwned, Deserialize, Serialize};
+use sled::IVec;
+
+pub struct Entity<M: DeserializeOwned + Serialize> {
+    pub umrn: u64,
+    pub model: M,
+}
+
+impl<M: DeserializeOwned + Serialize> Entity<M> {
+    pub fn new(t: (IVec, IVec)) -> Result<Self, TwinHError> {
+        let (umrn, model) = t;
+        let umrn = deserialize(&umrn)?;
+        let model = deserialize(&model)?;
+        Ok(Entity { umrn, model })
+    }
+}
 
 #[derive(Serialize, Deserialize)]
 pub struct Part {
@@ -12,7 +29,6 @@ pub struct Part {
 
 #[derive(Serialize, Deserialize)]
 pub struct Car {
-    pub key: u64,
     pub doors: u8,
     //pub engine: Engine,
     pub make: String,