Cargo.lock

@@ -44,6 +44,17 @@ version = "1.0.100"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a23eb6b1614318a8071c9b2521f36b424b2c83db5eb3a0fead4a6c0809af6e61"
 
+[[package]]
+name = "async-trait"
+version = "0.1.89"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9035ad2d096bed7955a320ee7e2230574d28fd3c3a0f186cbea1ff3c7eed5dbb"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.114",
+]
+
 [[package]]
 name = "atomic"
 version = "0.6.1"
@@ -133,6 +144,28 @@ version = "1.24.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1fbdf580320f38b612e485521afda1ee26d10cc9884efaaa750d383e13e3c5f4"
 
+[[package]]
+name = "byteorder"
+version = "1.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1fd0f2584146f6f2ef48085050886acf353beff7305ebd1ae69500e27c67f64b"
+
+[[package]]
+name = "bytes"
+version = "0.4.12"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "206fdffcfa2df7cbe15601ef46c813fce0965eb3286db6b56c583b814b51c81c"
+dependencies = [
+ "byteorder",
+ "iovec",
+]
+
+[[package]]
+name = "bytes"
+version = "1.11.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b35204fbdc0b3f4446b89fc1ac2cf84a8a68971995d0bf2e925ec7cd960f9cb3"
+
 [[package]]
 name = "castaway"
 version = "0.2.4"
@@ -227,9 +260,11 @@ dependencies = [
  "cxx-qt-lib",
  "dirs",
  "log",
+ "nvim-rs",
  "ratatui",
  "structopt",
  "syntect",
+ "tokio",
  "tui-tree-widget",
  "uuid",
 ]
@@ -595,7 +630,7 @@ dependencies = [
  "libc",
  "option-ext",
  "redox_users",
- "windows-sys",
+ "windows-sys 0.61.2",
 ]
 
 [[package]]
@@ -626,7 +661,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "39cab71617ae0d63f51a36d69f866391735b51691dbda63cf6f96d042b63efeb"
 dependencies = [
  "libc",
- "windows-sys",
+ "windows-sys 0.61.2",
 ]
 
 [[package]]
@@ -699,6 +734,103 @@ version = "0.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "77ce24cb58228fbb8aa041425bb1050850ac19177686ea6e0f41a70416f56fdb"
 
+[[package]]
+name = "futures"
+version = "0.1.31"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3a471a38ef8ed83cd6e40aa59c1ffe17db6855c18e3604d9c4ed8c08ebc28678"
+
+[[package]]
+name = "futures"
+version = "0.3.31"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "65bc07b1a8bc7c85c5f2e110c476c7389b4554ba72af57d8445ea63a576b0876"
+dependencies = [
+ "futures-channel",
+ "futures-core",
+ "futures-executor",
+ "futures-io",
+ "futures-sink",
+ "futures-task",
+ "futures-util",
+]
+
+[[package]]
+name = "futures-channel"
+version = "0.3.31"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2dff15bf788c671c1934e366d07e30c1814a8ef514e1af724a602e8a2fbe1b10"
+dependencies = [
+ "futures-core",
+ "futures-sink",
+]
+
+[[package]]
+name = "futures-core"
+version = "0.3.31"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "05f29059c0c2090612e8d742178b0580d2dc940c837851ad723096f87af6663e"
+
+[[package]]
+name = "futures-executor"
+version = "0.3.31"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1e28d1d997f585e54aebc3f97d39e72338912123a67330d723fdbb564d646c9f"
+dependencies = [
+ "futures-core",
+ "futures-task",
+ "futures-util",
+]
+
+[[package]]
+name = "futures-io"
+version = "0.3.31"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9e5c1b78ca4aae1ac06c48a526a655760685149f0d465d21f37abfe57ce075c6"
+
+[[package]]
+name = "futures-macro"
+version = "0.3.31"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "162ee34ebcb7c64a8abebc059ce0fee27c2262618d7b60ed8faf72fef13c3650"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.114",
+]
+
+[[package]]
+name = "futures-sink"
+version = "0.3.31"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e575fab7d1e0dcb8d0c7bcf9a63ee213816ab51902e6d244a95819acacf1d4f7"
+
+[[package]]
+name = "futures-task"
+version = "0.3.31"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f90f7dce0722e95104fcb095585910c0977252f286e354b5e3bd38902cd99988"
+
+[[package]]
+name = "futures-util"
+version = "0.3.31"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9fa08315bb612088cc391249efdc3bc77536f16c91f6cf495e6fbe85b20a4a81"
+dependencies = [
+ "futures 0.1.31",
+ "futures-channel",
+ "futures-core",
+ "futures-io",
+ "futures-macro",
+ "futures-sink",
+ "futures-task",
+ "memchr",
+ "pin-project-lite",
+ "pin-utils",
+ "slab",
+ "tokio-io",
+]
+
 [[package]]
 name = "generic-array"
 version = "0.14.7"
@@ -811,6 +943,15 @@ dependencies = [
  "syn 2.0.114",
 ]
 
+[[package]]
+name = "iovec"
+version = "0.1.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b2b3ea6ff95e175473f8ffe6a7eb7c00d054240321b84c57051175fe3c1e075e"
+dependencies = [
+ "libc",
+]
+
 [[package]]
 name = "itertools"
 version = "0.13.0"
@@ -1010,7 +1151,7 @@ dependencies = [
  "libc",
  "log",
  "wasi",
- "windows-sys",
+ "windows-sys 0.61.2",
 ]
 
 [[package]]
@@ -1071,6 +1212,21 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "nvim-rs"
+version = "0.9.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "010294fd782a554d4b9b17608305f7498809e857a6ed7a3e858588ad8e5691f5"
+dependencies = [
+ "async-trait",
+ "futures 0.3.31",
+ "log",
+ "rmp",
+ "rmpv",
+ "tokio",
+ "tokio-util",
+]
+
 [[package]]
 name = "once_cell"
 version = "1.21.3"
@@ -1232,6 +1388,18 @@ dependencies = [
  "siphasher",
 ]
 
+[[package]]
+name = "pin-project-lite"
+version = "0.2.16"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3b3cff922bd51709b605d9ead9aa71031d81447142d828eb4a6eba76fe619f9b"
+
+[[package]]
+name = "pin-utils"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8b870d8c151b6f2fb93e84a13146138f05d02ed11c7e7c54f8826aaaf7c9f184"
+
 [[package]]
 name = "pkg-config"
 version = "0.3.32"
@@ -1480,6 +1648,24 @@ version = "0.8.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7a2d987857b319362043e95f5353c0535c1f58eec5336fdfcf626430af7def58"
 
+[[package]]
+name = "rmp"
+version = "0.8.15"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4ba8be72d372b2c9b35542551678538b562e7cf86c3315773cae48dfbfe7790c"
+dependencies = [
+ "num-traits",
+]
+
+[[package]]
+name = "rmpv"
+version = "1.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7a4e1d4b9b938a26d2996af33229f0ca0956c652c1375067f0b45291c1df8417"
+dependencies = [
+ "rmp",
+]
+
 [[package]]
 name = "rustc_version"
 version = "0.4.1"
@@ -1499,7 +1685,7 @@ dependencies = [
  "errno",
  "libc",
  "linux-raw-sys",
- "windows-sys",
+ "windows-sys 0.61.2",
 ]
 
 [[package]]
@@ -1644,12 +1830,28 @@ version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "56199f7ddabf13fe5074ce809e7d3f42b42ae711800501b5b16ea82ad029c39d"
 
+[[package]]
+name = "slab"
+version = "0.4.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7a2ae44ef20feb57a68b23d846850f861394c2e02dc425a50098ae8c90267589"
+
 [[package]]
 name = "smallvec"
 version = "1.15.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "67b1b7a3b5fe4f1376887184045fcf45c69e92af734b7aaddc05fb777b6fbd03"
 
+[[package]]
+name = "socket2"
+version = "0.6.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "17129e116933cf371d018bb80ae557e889637989d8638274fb25622827b03881"
+dependencies = [
+ "libc",
+ "windows-sys 0.60.2",
+]
+
 [[package]]
 name = "static_assertions"
 version = "1.1.0"
@@ -1910,6 +2112,59 @@ dependencies = [
  "time-core",
 ]
 
+[[package]]
+name = "tokio"
+version = "1.49.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "72a2903cd7736441aac9df9d7688bd0ce48edccaadf181c3b90be801e81d3d86"
+dependencies = [
+ "bytes 1.11.0",
+ "libc",
+ "mio",
+ "parking_lot",
+ "pin-project-lite",
+ "signal-hook-registry",
+ "socket2",
+ "tokio-macros",
+ "windows-sys 0.61.2",
+]
+
+[[package]]
+name = "tokio-io"
+version = "0.1.13"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "57fc868aae093479e3131e3d165c93b1c7474109d13c90ec0dda2a1bbfff0674"
+dependencies = [
+ "bytes 0.4.12",
+ "futures 0.1.31",
+ "log",
+]
+
+[[package]]
+name = "tokio-macros"
+version = "2.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "af407857209536a95c8e56f8231ef2c2e2aff839b22e07a1ffcbc617e9db9fa5"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.114",
+]
+
+[[package]]
+name = "tokio-util"
+version = "0.7.18"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9ae9cec805b01e8fc3fd2fe289f89149a9b66dd16786abd8b19cfa7b48cb0098"
+dependencies = [
+ "bytes 1.11.0",
+ "futures-core",
+ "futures-io",
+ "futures-sink",
+ "pin-project-lite",
+ "tokio",
+]
+
 [[package]]
 name = "tui-tree-widget"
 version = "0.24.0"
@@ -2181,7 +2436,7 @@ version = "0.1.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c2a7b1c03c876122aa43f3020e6c3c3ee5c05081c9a00739faf7503aeba10d22"
 dependencies = [
- "windows-sys",
+ "windows-sys 0.61.2",
 ]
 
 [[package]]
@@ -2196,6 +2451,15 @@ version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f0805222e57f7521d6a62e36fa9163bc891acd422f971defe97d64e70d0a4fe5"
 
+[[package]]
+name = "windows-sys"
+version = "0.60.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f2f500e4d28234f72040990ec9d39e3a6b950f9f22d3dba18416c35882612bcb"
+dependencies = [
+ "windows-targets",
+]
+
 [[package]]
 name = "windows-sys"
 version = "0.61.2"
@@ -2205,6 +2469,71 @@ dependencies = [
  "windows-link",
 ]
 
+[[package]]
+name = "windows-targets"
+version = "0.53.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4945f9f551b88e0d65f3db0bc25c33b8acea4d9e41163edf90dcd0b19f9069f3"
+dependencies = [
+ "windows-link",
+ "windows_aarch64_gnullvm",
+ "windows_aarch64_msvc",
+ "windows_i686_gnu",
+ "windows_i686_gnullvm",
+ "windows_i686_msvc",
+ "windows_x86_64_gnu",
+ "windows_x86_64_gnullvm",
+ "windows_x86_64_msvc",
+]
+
+[[package]]
+name = "windows_aarch64_gnullvm"
+version = "0.53.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a9d8416fa8b42f5c947f8482c43e7d89e73a173cead56d044f6a56104a6d1b53"
+
+[[package]]
+name = "windows_aarch64_msvc"
+version = "0.53.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b9d782e804c2f632e395708e99a94275910eb9100b2114651e04744e9b125006"
+
+[[package]]
+name = "windows_i686_gnu"
+version = "0.53.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "960e6da069d81e09becb0ca57a65220ddff016ff2d6af6a223cf372a506593a3"
+
+[[package]]
+name = "windows_i686_gnullvm"
+version = "0.53.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fa7359d10048f68ab8b09fa71c3daccfb0e9b559aed648a8f95469c27057180c"
+
+[[package]]
+name = "windows_i686_msvc"
+version = "0.53.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1e7ac75179f18232fe9c285163565a57ef8d3c89254a30685b57d83a38d326c2"
+
+[[package]]
+name = "windows_x86_64_gnu"
+version = "0.53.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9c3842cdd74a865a8066ab39c8a7a473c0778a3f29370b5fd6b4b9aa7df4a499"
+
+[[package]]
+name = "windows_x86_64_gnullvm"
+version = "0.53.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0ffa179e2d07eee8ad8f57493436566c7cc30ac536a3379fdf008f47f6bb7ae1"
+
+[[package]]
+name = "windows_x86_64_msvc"
+version = "0.53.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d6bbff5f0aada427a1e5a6da5f1f98158182f26556f345ac9e04d36d0ebed650"
+
 [[package]]
 name = "wit-bindgen"
 version = "0.51.0"

Cargo.toml

@@ -15,6 +15,8 @@ ratatui = "0.30.0"
 anyhow = "1.0.100"
 tui-tree-widget = "0.24.0"
 uuid = { version = "1.19.0", features = ["v4"] }
+nvim-rs = { version = "0.9.2", features = ["use_tokio"] }
+tokio = { version = "1.49.0", features = ["rt-multi-thread", "macros", "process"] }
 
 [build-dependencies]
 # The link_qt_object_files feature is required for statically linking Qt 6.

src/tui.rs

@@ -1,6 +1,7 @@
 pub mod app;
 mod component;
 mod explorer;
+mod editor;
 
 use anyhow::{Context, Result};
 

src/tui/editor.rs

@@ -0,0 +1,156 @@
+use crate::tui::component::ClideComponent;
+use anyhow::Result;
+use nvim_rs::compat::tokio::Compat;
+use nvim_rs::{Handler, Neovim, UiAttachOptions, Value};
+use ratatui::buffer::Buffer;
+use ratatui::layout::Rect;
+use ratatui::text::Line;
+use ratatui::widgets::{Paragraph, Widget};
+use std::process::Stdio;
+use std::sync::{Arc, Mutex};
+use tokio::process::Command;
+
+struct Editor {
+    ui: Arc<NvimUI>,
+    height: usize,
+    width: usize,
+}
+
+impl Editor {
+    fn new(height: usize, width: usize) -> Self {
+        let editor = Editor {
+            ui: Arc::new(NvimUI::default()),
+            height,
+            width,
+        };
+        editor
+            .ui
+            .grid
+            .lock()
+            .unwrap()
+            .resize(height, vec![' '; width]);
+        editor
+    }
+}
+
+impl<'a> Widget for &Editor {
+    fn render(self, area: Rect, buf: &mut Buffer)
+    where
+        Self: Sized,
+    {
+        let grid = self.ui.grid.lock().unwrap();
+
+        let lines: Vec<Line> = grid
+            .iter()
+            .map(|row| Line::from(row.iter().collect::<String>()))
+            .collect();
+
+        Paragraph::new(lines).render(area, buf);
+    }
+}
+
+impl ClideComponent for Editor {}
+
+#[derive(Default, Clone)]
+pub struct NvimUI {
+    pub grid: Arc<Mutex<Vec<Vec<char>>>>,
+    pub cursor: Arc<Mutex<(usize, usize)>>,
+}
+
+impl Handler for NvimUI {
+    type Writer = Compat<tokio::process::ChildStdin>;
+
+    async fn handle_notify(
+        &self,
+        _name: String,
+        _args: Vec<Value>,
+        _neovim: Neovim<Compat<tokio::process::ChildStdin>>,
+    ) -> Result<()> {
+        if _name != "redraw" {
+            return Ok(());
+        }
+
+        for event in _args {
+            if let Value::Array(items) = event {
+                if items.is_empty() {
+                    continue;
+                }
+
+                let event_name = items[0].as_str().unwrap_or("");
+
+                match event_name {
+                    "grid_line" => self.handle_grid_line(&items),
+                    "cursor_goto" => self.handle_cursor(&items),
+                    _ => {}
+                }
+            }
+        }
+        Ok(())
+    }
+}
+
+impl NvimUI {
+    fn handle_grid_line(&self, items: &[Value]) {
+        // ["grid_line", grid, row, col, cells]
+        let row = items[2].as_u64().unwrap() as usize;
+        let col = items[3].as_u64().unwrap() as usize;
+
+        let cells = items[4].as_array().unwrap();
+
+        let mut grid = self.grid.lock().unwrap();
+        let mut c = col;
+
+        for cell in cells {
+            let cell_arr = cell.as_array().unwrap();
+            let text = cell_arr[0].as_str().unwrap();
+            let repeat = cell_arr.get(2).and_then(|v| v.as_u64()).unwrap_or(1);
+
+            for _ in 0..repeat {
+                if let Some(ch) = text.chars().next() {
+                    grid[row][c] = ch;
+                }
+                c += 1;
+            }
+        }
+    }
+
+    fn handle_cursor(&self, items: &[Value]) {
+        let row = items[2].as_u64().unwrap() as usize;
+        let col = items[3].as_u64().unwrap() as usize;
+        *self.cursor.lock().unwrap() = (row, col);
+    }
+
+    pub async fn spawn_nvim<H: Handler + Send + 'static>(
+        handler: H,
+    ) -> Result<Neovim<Compat<tokio::process::ChildStdin>>> {
+        let mut child = Command::new("nvim")
+            .arg("--embed")
+            .arg("--headless")
+            .stdin(Stdio::piped())
+            .stdout(Stdio::piped())
+            .spawn()?;
+
+        let stdin = child.stdin.take().unwrap();
+        let mut stdout = child.stdout.take().unwrap();
+
+        let (nvim, io_handler) = Neovim::new(stdout, stdin, handler);
+
+        tokio::spawn(async move {
+            nvim_rs::compat::tokio::spawn(stdout.compat(), io_handler).await;
+        });
+
+        Ok(nvim)
+    }
+
+    pub async fn init_ui(
+        nvim: &Neovim<nvim_rs::compat::tokio::Compat<tokio::process::ChildStdin>>,
+        w: i64,
+        h: i64,
+    ) -> anyhow::Result<()> {
+        let mut opts = UiAttachOptions::default();
+        opts.set_rgb(true).set_linegrid_external(true);
+
+        nvim.ui_attach(w, h, &opts).await?;
+        Ok(())
+    }
+}