From 951df26618973a74d8c68a80634f965c23ba0734 Mon Sep 17 00:00:00 2001
From: Philipp Gesang <phg@phi-gamma.net>
Date: Sun, 12 Dec 2021 00:42:47 +0100
Subject: =?UTF-8?q?bin:=20implement=20=E2=80=9Cleds=20set=E2=80=9D=20subco?=
 =?UTF-8?q?mmand?=
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Currently only supports setting the raw state from an integer
value:

    $ vtcol leds set -8 2
---
 src/vtcol.rs | 39 ++++++++++++++++++++++++++++++++++-----
 1 file changed, 34 insertions(+), 5 deletions(-)

(limited to 'src/vtcol.rs')

diff --git a/src/vtcol.rs b/src/vtcol.rs
index e9f9c2b..2fdec10 100644
--- a/src/vtcol.rs
+++ b/src/vtcol.rs
@@ -24,7 +24,7 @@ enum LedJob
     /** Get keyboard LED state. */
     Get(bool),
     /** Set keyboard LED state. */
-    Set,
+    Set(KbLedState),
 }
 
 #[derive(Debug)]
@@ -212,15 +212,27 @@ impl<'a> Job
                     .about("operations regarding keyboard LEDs")
                     .subcommand(
                         SubCommand::with_name("get")
-                            .about("get keyboard LED state")
+                            .about("get LED state")
                             .arg(
                                 Arg::with_name("u8")
-                                    .value_name("NAME")
                                     .short("8")
                                     .long("u8")
                                     .help("output raw state as integer")
                                     .takes_value(false),
                             ),
+                    )
+                    .subcommand(
+                        SubCommand::with_name("set")
+                            .about("set LED state")
+                            .arg(
+                                Arg::with_name("u8")
+                                    .short("8")
+                                    .long("u8")
+                                    .help("provide desired state as integer")
+                                    .takes_value(true)
+                                    .required(true)
+                                    .value_name("STATE"),
+                            ),
                     ),
             );
 
@@ -336,6 +348,11 @@ impl<'a> Job
                         let raw = subm.is_present("u8");
                         Ok(Self::Leds(LedJob::Get(raw)))
                     },
+                    ("set", Some(subm)) => {
+                        let st: u8 = subm.value_of("u8").unwrap().parse()?;
+                        let st = KbLedState::try_from(st)?;
+                        Ok(Self::Leds(LedJob::Set(st)))
+                    },
                     (junk, _) =>
                         Err(anyhow!(
                             "invalid sub-subcommand to leds: [{}]; try ``{} \
@@ -413,7 +430,7 @@ impl<'a> Job
             Self::Colors(ColorJob::Fade(from, to, ms, hz, clear)) =>
                 Self::fade(from, to, ms, hz, clear)?,
             Self::Leds(LedJob::Get(raw)) => Self::get_leds(raw)?,
-            Self::Leds(LedJob::Set) => unimplemented!(),
+            Self::Leds(LedJob::Set(st)) => Self::set_leds(st)?,
         }
 
         Ok(())
@@ -490,7 +507,7 @@ impl<'a> Job
         Ok(())
     }
 
-    /** Get the keyboard led state. */
+    /** Get the keyboard LED state. */
     fn get_leds(raw: bool) -> Result<()>
     {
         let fd = Console::current()?;
@@ -506,6 +523,18 @@ impl<'a> Job
 
         Ok(())
     }
+
+    /** Set the keyboard LED state. */
+    fn set_leds(st: KbLedState) -> Result<()>
+    {
+        let fd = Console::current()?;
+        vrb!("console fd: {}", fd);
+
+        st.set(&fd)?;
+        vrb!("applied");
+
+        Ok(())
+    }
 } /* [impl Job] */
 
 fn main() -> Result<()>
-- 
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