home: move subscriptions to timeline

src/error.rs

@@ -1,26 +1,34 @@
-use shatter::parser;
+use std::fmt;
 
 #[derive(Debug)]
 pub enum Error {
+    NoActiveSubscription,
     Nostr(enostr::Error),
     Ndb(nostrdb::Error),
-    Shatter(parser::Error),
     Image(image::error::ImageError),
     Generic(String),
 }
 
+impl fmt::Display for Error {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        match self {
+            Self::NoActiveSubscription => {
+                write!(f, "subscription not active in timeline")
+            }
+            Self::Nostr(e) => write!(f, "{e}"),
+            Self::Ndb(e) => write!(f, "{e}"),
+            Self::Image(e) => write!(f, "{e}"),
+            Self::Generic(e) => write!(f, "{e}"),
+        }
+    }
+}
+
 impl From<String> for Error {
     fn from(s: String) -> Self {
         Error::Generic(s)
     }
 }
 
-impl From<parser::Error> for Error {
-    fn from(s: parser::Error) -> Self {
-        Error::Shatter(s)
-    }
-}
-
 impl From<nostrdb::Error> for Error {
     fn from(e: nostrdb::Error) -> Self {
         Error::Ndb(e)