wip: fix one batch of errors, unlock another

crates/tek_sequencer/src/sequencer_cli.rs

@@ -0,0 +1,40 @@
+//! Command line option parser.
+
+use tek_core::clap::{self, Parser, Subcommand};
+use tek_timer::TransportToolbar;
+use crate::*;
+
+#[derive(Debug, Parser)]
+#[command(version, about, long_about = None)]
+pub struct SequencerCli {
+    /// Name of JACK client
+    #[arg(short, long)] name: Option<String>,
+    /// Pulses per quarter note (sequencer resolution; default: 96)
+    #[arg(short, long)] ppq: Option<usize>,
+    /// Default phrase duration (in pulses; default: 4 * PPQ = 1 bar)
+    #[arg(short, long)] length: Option<usize>,
+    /// Whether to include a transport toolbar (default: true)
+    #[arg(short, long)] transport: Option<bool>
+}
+
+impl Sequencer {
+    pub fn from_args () -> Self {
+        let args = SequencerCli::parse();
+        let mut seq = Self::new();
+        if let Some(name) = args.name {
+            seq.name = name.clone();
+        }
+        if let Some(ppq) = args.ppq {
+            seq.ppq = ppq;
+        }
+        if let Some(length) = args.length {
+            if let Some(phrase) = seq.phrase.as_mut() {
+                phrase.write().unwrap().length = length;
+            }
+        }
+        if args.transport == Some(true) {
+            seq.transport = Some(Arc::new(RwLock::new(TransportToolbar::new(None))));
+        }
+        seq
+    }
+}