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use crate::commands::{self, JoshutoCommand, JoshutoRunnable};
use crate::context::JoshutoContext;
use crate::error::JoshutoResult;
use crate::util::textfield::TextField;
use crate::ui::TuiBackend;
#[derive(Clone, Debug)]
pub struct CommandLine {
pub prefix: String,
pub suffix: String,
}
impl CommandLine {
pub fn new(prefix: String, suffix: String) -> Self {
CommandLine { prefix, suffix }
}
pub const fn command() -> &'static str {
"console"
}
pub fn readline(
&self,
context: &mut JoshutoContext,
backend: &mut TuiBackend,
) -> JoshutoResult<()> {
let mut textfield = TextField::new(backend, &context.events);
let user_input: Option<String> = textfield.readline();
if let Some(s) = user_input {
let trimmed = s.trim_start();
match trimmed.find(' ') {
Some(ind) => {
let (cmd, xs) = trimmed.split_at(ind);
let xs = xs.trim_start();
let args: Vec<String> = vec![String::from(xs)];
let command = commands::from_args(cmd.to_string(), args)?;
command.execute(context, backend)
}
None => commands::from_args(String::from(trimmed), Vec::new())?
.execute(context, backend),
}
} else {
Ok(())
}
}
}
impl JoshutoCommand for CommandLine {}
impl std::fmt::Display for CommandLine {
fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
write!(f, "{}: {} {}", Self::command(), self.prefix, self.suffix)
}
}
impl JoshutoRunnable for CommandLine {
fn execute(&self, context: &mut JoshutoContext, backend: &mut TuiBackend) -> JoshutoResult<()> {
let res = self.readline(context, backend);
ncurses::doupdate();
res
}
}
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