A simple CPU rendered GUI IDE experience.
Diffstat (limited to 'src/edi.rs')
| -rw-r--r-- | src/edi.rs | 161 |
1 files changed, 110 insertions, 51 deletions
@@ -1,7 +1,7 @@ use std::collections::HashMap; use std::ffi::OsString; use std::fmt::Debug; -use std::io::BufReader; +use std::io::{BufReader, ErrorKind}; use std::mem::take; use std::path::{Path, PathBuf}; use std::process::Stdio; @@ -67,7 +67,13 @@ impl Debug for Editor { .finish() } } - +#[derive( + Default, serde_derive::Serialize, serde_derive::Deserialize, Debug, +)] +pub struct Edithin { + pub files: HashMap<PathBuf, Edithin>, + pub mtime: Option<std::time::SystemTime>, +} #[derive(Default, serde_derive::Serialize, serde_derive::Deserialize)] pub struct Editor { pub files: HashMap<PathBuf, Editor>, @@ -175,38 +181,82 @@ pub(crate) use change; fn rooter( x: &Path, mut search: impl FnMut(OsString) -> bool + Clone, + whilst: impl for<'a> FnMut(&&'a Path) -> bool + Clone, ) -> Option<PathBuf> { for f in std::fs::read_dir(&x).ok()?.filter_map(Result::ok) { + println!("{f:?}"); if search(f.file_name()) { return Some(f.path().with_file_name("").to_path_buf()); } } - x.parent().and_then(rooter.rbind(search)) + x.parent() + .filter(whilst.clone()) + .and_then(rooter.rbind(whilst).rbind(search)) } impl Editor { pub fn new() -> rootcause::Result<(Self, Freq)> { let mut me = Self::default(); - let o = std::env::args() + let mut o = std::env::args() .nth(1) .and_then(|x| PathBuf::try_from(x).ok()) .and_then(|x| x.canonicalize().ok()); - if let Some(x) = std::env::args().nth(1) { - me.text.insert(&std::fs::read_to_string(x)?); - me.text.cursor = default(); + if let Some(x) = &o { + match std::fs::read_to_string(x) { + Ok(x) => { + me.text.insert(&x); + me.text.cursor = default(); + } + Err(e) + if e.kind() == ErrorKind::IsADirectory + && let h = hash(&x) + && let cf = cfgdir().join(format!("{h:x}")) + && let at = cf.join(SSTORE) + && at.exists() => + { + let x = std::fs::read(at)?; + let x = bendncode::from_bytes::<Edithin>(&x)?; + o = Some( + x.files + .iter() + .max_by_key(|(_, x)| x.mtime) + .map(ttools::fst) + .expect("file") + .clone(), + ); + } + Err(e) => { + eprintln!("path could not be opened: {e}"); + std::process::exit(5); + } + } }; let n = o.as_deref().and_then(|o| LOADER.language_for_filename(o)); me.language = n; let l = n.map(|n| LOADER.languages().nth(n.idx()).unwrap().1.config()); + me.git_dir = o + .as_deref() + .and_then(|x| { + x.ancestors() + .find(|x| x.join(".git").exists()) + .map(PathBuf::from) + }) + .and_then(|x| x.canonicalize().ok()); + let upto = me + .git_dir + .clone() + .or(std::env::current_dir().ok()) + .unwrap_or(PathBuf::from("/home/")); + let upto = |x: &&Path| x.starts_with(&upto); me.workspace = o .as_ref() .and_then(|x| x.parent()) .and_then(|x| { - l.and_then(|l| rooter(&x, |f| l.roots.is_match(f))) + l.and_then(|l| rooter(&x, |f| l.roots.is_match(f), upto)) }) .or(std::env::current_dir().ok()) .and_then(|x| x.canonicalize().ok()); @@ -214,7 +264,7 @@ impl Editor { let vsc = o .as_ref() .and_then(|x| x.parent()) - .and_then(|x| rooter(&x, |x| x == ".vscode")) + .and_then(|x| rooter(&x, |x| x == ".vscode", upto)) .map(|x| (x.clone(), x.join(".vscode").join("settings.json"))) .filter(|x| x.1.exists()) .and_then(|(ws, x)| (vsc_settings::load(&x, &ws)).ok()); @@ -240,11 +290,6 @@ impl Editor { } } me.language = n; - me.git_dir = me - .workspace - .as_deref() - .and_then(|x| rooter(&x, |x| x == ".git")) - .and_then(|x| x.canonicalize().ok()); me.origin = o; me.tree = me.workspace.as_ref().map(|x| { walkdir::WalkDir::new(x) @@ -542,6 +587,56 @@ impl Editor { Ok(()) } + fn restore( + &mut self, + + lsp: Option<( + &'static Client, + std::thread::JoinHandle<()>, + Option<Sender<Arc<dyn Window>>>, + )>, + l: Option<helix_core::Language>, + with: Editor, + ) -> rootcause::Result<()> { + let f = take(&mut self.files); + + *self = with; + assert!(self.files.len() == 0); + self.files = f; + self.bar.last_action = "restored".into(); + if self.mtime != Self::modify(self.origin.as_deref()) { + self.hist.push_if_changed(&mut self.text); + self.text.rope = Rope::from_str( + &std::fs::read_to_string( + self.origin + .as_ref() + .ok_or(report!("origin missing"))?, + ) + .unwrap(), + ); + + self.text.cursor.first_mut().position = self + .text + .cursor + .first() + .position + .min(self.text.rope.len_chars()); + self.mtime = Self::modify(self.origin.as_deref()); + self.bar.last_action = "restored -> reloaded".into(); + take(&mut self.requests); + self.hist.push(&mut self.text) + } + self.lsp = lsp; + self.language = l; + if let Some((x, origin)) = lsp!(self + p) { + x.open( + &origin, + self.text.rope.to_string(), + self.language.unwrap(), + )?; + } + Ok(()) + } fn open_or_restore( &mut self, x: &Path, @@ -555,43 +650,7 @@ impl Editor { ws: Option<PathBuf>, ) -> rootcause::Result<()> { if let Some(x) = self.files.remove(x) { - let f = take(&mut self.files); - - *self = x; - assert!(self.files.len() == 0); - self.files = f; - self.bar.last_action = "restored".into(); - if self.mtime != Self::modify(self.origin.as_deref()) { - self.hist.push_if_changed(&mut self.text); - self.text.rope = Rope::from_str( - &std::fs::read_to_string( - self.origin - .as_ref() - .ok_or(report!("origin missing"))?, - ) - .unwrap(), - ); - - self.text.cursor.first_mut().position = self - .text - .cursor - .first() - .position - .min(self.text.rope.len_chars()); - self.mtime = Self::modify(self.origin.as_deref()); - self.bar.last_action = "restored -> reloaded".into(); - take(&mut self.requests); - self.hist.push(&mut self.text) - } - self.lsp = lsp; - self.language = l; - if let Some((x, origin)) = lsp!(self + p) { - x.open( - &origin, - self.text.rope.to_string(), - self.language.unwrap(), - )?; - } + self.restore(lsp, l, x)? } else { self.workspace = ws; self.origin = Some(x.to_path_buf()); |