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Add cli option to select device to control (#6)

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Co-authored-by: crapStone <crapstone01@gmail.com>
Reviewed-on: https://codeberg.org/crapStone/lamp/pulls/6
This commit is contained in:
crapStone 2022-07-16 14:37:12 +02:00
parent 6f84078759
commit 620ba2bbe8
3 changed files with 31 additions and 9 deletions
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3
README.md
View file

@ -9,12 +9,13 @@ In contrast to acpilight lamp is not backwards compatible with xbacklight.
It is intended to be used as a standalone replacement for new scripts.
```none
-c, --controller <DEVICE> Select device to control
-d, --decrease <PERCENT> Decreases brightness
-f, --full Sets brightness to highest value
-g, --get Prints current brightness value
-h, --help Print help information
-i, --increase <PERCENT> Increases brightness
-l, --list Lists all available brightness and led controllers
-l, --list Lists all devices with controllable brightness and led values
-s, --set <VALUE> Sets brightness to given value
-t, --type <controller_type> choose controller type [default: lin] [possible values: raw,
lin, log]

22
src/cli.rs
View file

@ -15,25 +15,25 @@ pub fn build_cli() -> App<'static> {
Arg::with_name("set")
.short('s')
.long("set")
.value_name("VALUE")
.help("Sets brightness to given value")
.takes_value(true),
.takes_value(true)
.value_name("VALUE"),
)
.arg(
Arg::with_name("inc")
.short('i')
.long("increase")
.value_name("PERCENT")
.help("Increases brightness")
.takes_value(true),
.takes_value(true)
.value_name("PERCENT"),
)
.arg(
Arg::with_name("dec")
.short('d')
.long("decrease")
.value_name("PERCENT")
.help("Decreases brightness")
.takes_value(true),
.takes_value(true)
.value_name("PERCENT"),
)
.arg(
Arg::with_name("get")
@ -57,9 +57,17 @@ pub fn build_cli() -> App<'static> {
Arg::with_name("list")
.short('l')
.long("list")
.help("Lists all available brightness and led controllers")
.help("Lists all devices with controllable brightness and led values")
.exclusive(true),
)
.arg(
Arg::with_name("controller")
.short('c')
.long("controller")
.help("Select device to control")
.value_name("DEVICE")
.takes_value(true),
)
.arg(
Arg::with_name("ctrl_type")
.short('t')

15
src/main.rs
View file

@ -18,7 +18,20 @@ fn main() {
let (default_ctrl, ctrls) = controllers::get_controllers();
let p = ctrls.get(&default_ctrl).unwrap().to_owned();
let p = match matches.value_of("controller") {
Some(ctrl) => {
let p = ctrls.get(ctrl);
if p == None {
eprintln!("no device with name '{ctrl}' found");
eprintln!("use --list to ge a list of all available devices");
exit(exitcode::DATAERR);
}
p.unwrap().to_owned()
}
None => ctrls.get(&default_ctrl).unwrap().to_owned(),
};
let controller: Box<dyn Controller> = match matches.value_of("ctrl_type") {
Some("raw") => Box::new(RawController::new(p)),
Some("lin") => Box::new(LinController::new(p)),