Add Program model

Also expose types for collections of Sections and Programs

Cargo.toml

@@ -15,6 +15,7 @@ tokio = { version = "0.2.22", features = ["rt-core", "time", "sync", "macros", "
 tracing = { version = "0.1.19", features = ["log"] }
 tracing-futures = "0.2.4"
 pin-project = "0.4.23"
+im = "15.0.0"
 
 [dependencies.tracing-subscriber]
 version = "0.2.11"

src/model/mod.rs

@@ -1,3 +1,5 @@
+mod program;
 mod section;
 
-pub use section::{Section, SectionRef};
+pub use program::{Program, ProgramId, ProgramItem, ProgramRef, ProgramSequence, Programs};
+pub use section::{Section, SectionId, SectionRef, Sections};

src/model/program.rs

@@ -0,0 +1,23 @@
+use std::{time::Duration, sync::Arc};
+use super::section::SectionId;
+
+#[derive(Debug, Clone)]
+pub struct ProgramItem {
+   pub section_id: SectionId,
+   pub duration: Duration,
+}
+
+pub type ProgramSequence = Vec<ProgramItem>;
+
+pub type ProgramId = u32;
+
+#[derive(Debug, Clone)]
+pub struct Program {
+    pub id: ProgramId,
+    pub name: String,
+    pub sequence: ProgramSequence,
+}
+
+pub type ProgramRef = Arc<Program>;
+
+pub type Programs = im::OrdMap<ProgramId, ProgramRef>;

src/model/section.rs

@@ -27,3 +27,5 @@ impl Section {
 }
 
 pub type SectionRef = Arc<Section>;
+
+pub type Sections = im::OrdMap<SectionId, SectionRef>;