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use std::path;
use std::process::{Command, Output};
use std::thread;
use crate::context::AppContext;
use crate::event::AppEvent;
#[derive(Clone, Debug)]
pub struct FilePreview {
pub status: std::process::ExitStatus,
pub output: String,
pub index: usize,
}
impl std::convert::From<Output> for FilePreview {
fn from(output: Output) -> Self {
let s = String::from_utf8_lossy(&output.stdout).to_string();
let s2 = s.replace('\t', " ");
let status = output.status;
Self {
status,
output: s2,
index: 0,
}
}
}
pub struct Background {}
impl Background {
pub fn preview_path_with_script(context: &AppContext, path: path::PathBuf) {
let preview_options = context.config_ref().preview_options_ref();
if let Some(script) = preview_options.preview_script.as_ref() {
let ui_context = context.ui_context_ref();
if ui_context.layout.is_empty() {
return;
}
let layout_rect = &ui_context.layout[ui_context.layout.len() - 1];
let preview_width = layout_rect.width;
let preview_height = layout_rect.height;
let preview_x_coord = layout_rect.x;
let preview_y_coord = layout_rect.y;
let image_cache = 0;
let script = script.clone();
let event_tx = context.clone_event_tx();
let _ = thread::spawn(move || {
let file_full_path = path.as_path();
let res = Command::new(script)
.arg("--path")
.arg(file_full_path)
.arg("--preview-width")
.arg(preview_width.to_string())
.arg("--preview-height")
.arg(preview_height.to_string())
.arg("--x-coord")
.arg(preview_x_coord.to_string())
.arg("--y-coord")
.arg(preview_y_coord.to_string())
.arg("--image-cache")
.arg(image_cache.to_string())
.output();
match res {
Ok(output) => {
let preview = FilePreview::from(output);
let _ = event_tx.send(AppEvent::PreviewFile(path, Ok(preview)));
}
Err(e) => {
let _ = event_tx.send(AppEvent::PreviewFile(path, Err(e)));
}
}
});
}
}
}
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