1 files changed, 20 insertions, 10 deletions
diff --git a/apps/cassiopeia/src/lib.rs b/apps/cassiopeia/src/lib.rs
index 1ea50fb8bc17..d4ebf5355bb9 100644
--- a/apps/cassiopeia/src/lib.rs
+++ b/apps/cassiopeia/src/lib.rs
@@ -9,28 +9,32 @@
 //! https://git.spacekookie.de/kookienomicon/tree/apps/cassiopeia
 
 mod data;
+mod date;
 mod format;
 pub mod meta;
 mod time;
 
-pub use data::{Session, TimeFile};
+pub use date::Date;
 pub use format::load_file;
+pub use time::Time;
 
-/// A state handler for all cass interactions
+use data::{Invoice, Session, TimeFile};
+use format::{ir, IrStream, ParseOutput};
+
+/// A state handler and primary API for all cass interactions
+///
 ///
-/// This could be a stateless API, but I like being able to refer to
-/// fields that need to be saved for later here.  This API wraps
-/// around [`TimeFile`](crate::TimeFile), so that you don't have to! ✨
 pub struct Cassiopeia {
     path: String,
     tf: TimeFile,
+    ir: IrStream,
 }
 
 impl Cassiopeia {
     /// Load a cass file from disk, parsing it into a [`TimeFile`](crate::TimeFile)
     pub fn load(path: &str) -> Option<Self> {
         let path = path.to_owned();
-        load_file(path.as_str()).map(|tf| Self { path, tf })
+        load_file(path.as_str()).map(|ParseOutput { tf, ir }| Self { path, tf, ir })
     }
 
     /// Store the modified time file back to disk
@@ -40,11 +44,15 @@ impl Cassiopeia {
 
     /// Start a new work session (with optional 15 minute rounding)
     pub fn start(&mut self, round: bool) -> Option<()> {
-        self.tf.start(round)
+        self.tf.start(round)?;
+
+        Some(())
     }
 
     /// Stop the existing work session (with optional 15 minute rounding)
     pub fn stop(&mut self, round: bool) -> Option<()> {
+        self.tf.stop(round)?;
+
         Some(())
     }
 
@@ -96,7 +104,7 @@ impl<'cass> Invoicer<'cass> {
         }
     }
 
-    /// S
+    /// Enable the invoice generation feature
     pub fn generate(self) -> Self {
         Self {
             generate: true,
@@ -120,10 +128,12 @@ impl<'cass> Invoicer<'cass> {
 
     pub fn run(self) -> Option<()> {
         if self.generate {
-            eprintln!("Integration with invoice(1) is currently not implemented.  Sorry :()");
+            eprintln!("Integration with invoice(1) is currently not implemented.  Sorry :(");
             return None;
         }
 
-        None
+        self.tf.tf.invoice()?;
+
+        Some(())
     }
 }