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use std::io::{BufWriter, Write};
use std::process::{Command, Stdio};
use std::str::from_utf8;
use crate::config::clean::app::search::CaseSensitivity;
use crate::context::AppContext;
use crate::error::{AppError, AppResult};
use crate::ui::AppBackend;
pub fn fzf(
context: &mut AppContext,
backend: &mut AppBackend,
items: Vec<String>,
) -> AppResult<String> {
let mut args = Vec::new();
let case_sensitivity = context
.config_ref()
.search_options_ref()
.fzf_case_sensitivity;
match case_sensitivity {
CaseSensitivity::Insensitive => args.push("-i".to_owned()),
CaseSensitivity::Sensitive => args.push("+i".to_owned()),
CaseSensitivity::Smart => {}
}
fzf_impl(backend, items, args)
}
pub fn fzf_multi(
context: &mut AppContext,
backend: &mut AppBackend,
items: Vec<String>,
) -> AppResult<String> {
let mut args = Vec::new();
let case_sensitivity = context
.config_ref()
.search_options_ref()
.fzf_case_sensitivity;
match case_sensitivity {
CaseSensitivity::Insensitive => args.push("-i".to_owned()),
CaseSensitivity::Sensitive => args.push("+i".to_owned()),
CaseSensitivity::Smart => {}
}
args.push("-m".to_owned());
fzf_impl(backend, items, args)
}
fn fzf_impl(backend: &mut AppBackend, items: Vec<String>, args: Vec<String>) -> AppResult<String> {
backend.terminal_drop();
let mut cmd = Command::new("fzf");
cmd.stdout(Stdio::piped()).args(&args);
if !items.is_empty() {
cmd.stdin(Stdio::piped());
}
let mut fzf = match cmd.spawn() {
Ok(child) => child,
Err(e) => {
backend.terminal_restore()?;
return Err(AppError::from(e));
}
};
if let Some(fzf_stdin) = fzf.stdin.as_mut() {
let mut writer = BufWriter::new(fzf_stdin);
for item in items {
writer.write_all(item.as_bytes())?;
}
}
let fzf_output = fzf.wait_with_output();
backend.terminal_restore()?;
if let Ok(output) = fzf_output {
if output.status.success() {
if let Ok(output) = from_utf8(&output.stdout) {
return Ok(output.to_owned());
}
}
}
Ok(String::new())
}
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