526 lines
17 KiB
Rust
526 lines
17 KiB
Rust
use futures::channel::oneshot;
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use fuzzy::PathMatch;
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use gpui::{Entity, HighlightStyle, StyledText};
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use picker::{Picker, PickerDelegate};
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use project::{Entry, PathMatchCandidateSet, Project, ProjectPath, WorktreeId};
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use std::{
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path::{Path, PathBuf},
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sync::{
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Arc,
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atomic::{self, AtomicBool},
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},
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};
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use ui::{Context, ListItem, Window};
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use ui::{LabelLike, ListItemSpacing, highlight_ranges, prelude::*};
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use util::ResultExt;
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use workspace::Workspace;
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pub(crate) struct NewPathPrompt;
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#[derive(Debug, Clone)]
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struct Match {
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path_match: Option<PathMatch>,
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suffix: Option<String>,
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}
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impl Match {
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fn entry<'a>(&'a self, project: &'a Project, cx: &'a App) -> Option<&'a Entry> {
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if let Some(suffix) = &self.suffix {
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let (worktree, path) = if let Some(path_match) = &self.path_match {
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(
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project.worktree_for_id(WorktreeId::from_usize(path_match.worktree_id), cx),
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path_match.path.join(suffix),
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)
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} else {
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(project.worktrees(cx).next(), PathBuf::from(suffix))
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};
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worktree.and_then(|worktree| worktree.read(cx).entry_for_path(path))
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} else if let Some(path_match) = &self.path_match {
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let worktree =
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project.worktree_for_id(WorktreeId::from_usize(path_match.worktree_id), cx)?;
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worktree.read(cx).entry_for_path(path_match.path.as_ref())
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} else {
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None
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}
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}
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fn is_dir(&self, project: &Project, cx: &App) -> bool {
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self.entry(project, cx).is_some_and(|e| e.is_dir())
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|| self.suffix.as_ref().is_some_and(|s| s.ends_with('/'))
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}
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fn relative_path(&self) -> String {
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if let Some(path_match) = &self.path_match {
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if let Some(suffix) = &self.suffix {
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format!(
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"{}/{}",
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path_match.path.to_string_lossy(),
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suffix.trim_end_matches('/')
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)
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} else {
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path_match.path.to_string_lossy().to_string()
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}
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} else if let Some(suffix) = &self.suffix {
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suffix.trim_end_matches('/').to_string()
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} else {
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"".to_string()
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}
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}
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fn project_path(&self, project: &Project, cx: &App) -> Option<ProjectPath> {
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let worktree_id = if let Some(path_match) = &self.path_match {
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WorktreeId::from_usize(path_match.worktree_id)
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} else if let Some(worktree) = project.visible_worktrees(cx).find(|worktree| {
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worktree
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.read(cx)
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.root_entry()
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.is_some_and(|entry| entry.is_dir())
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}) {
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worktree.read(cx).id()
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} else {
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// todo(): we should find_or_create a workspace.
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return None;
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};
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let path = PathBuf::from(self.relative_path());
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Some(ProjectPath {
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worktree_id,
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path: Arc::from(path),
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})
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}
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fn existing_prefix(&self, project: &Project, cx: &App) -> Option<PathBuf> {
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let worktree = project.worktrees(cx).next()?.read(cx);
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let mut prefix = PathBuf::new();
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let parts = self.suffix.as_ref()?.split('/');
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for part in parts {
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if worktree.entry_for_path(prefix.join(&part)).is_none() {
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return Some(prefix);
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}
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prefix = prefix.join(part);
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}
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None
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}
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fn styled_text(&self, project: &Project, window: &Window, cx: &App) -> StyledText {
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let mut text = "./".to_string();
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let mut highlights = Vec::new();
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let mut offset = text.len();
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let separator = '/';
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let dir_indicator = "[…]";
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if let Some(path_match) = &self.path_match {
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text.push_str(&path_match.path.to_string_lossy());
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let mut whole_path = PathBuf::from(path_match.path_prefix.to_string());
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whole_path = whole_path.join(path_match.path.clone());
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for (range, style) in highlight_ranges(
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&whole_path.to_string_lossy(),
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&path_match.positions,
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gpui::HighlightStyle::color(Color::Accent.color(cx)),
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) {
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highlights.push((range.start + offset..range.end + offset, style))
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}
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text.push(separator);
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offset = text.len();
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if let Some(suffix) = &self.suffix {
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text.push_str(suffix);
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let entry = self.entry(project, cx);
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let color = if let Some(entry) = entry {
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if entry.is_dir() {
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Color::Accent
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} else {
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Color::Conflict
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}
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} else {
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Color::Created
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};
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highlights.push((
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offset..offset + suffix.len(),
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HighlightStyle::color(color.color(cx)),
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));
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offset += suffix.len();
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if entry.is_some_and(|e| e.is_dir()) {
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text.push(separator);
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offset += separator.len_utf8();
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text.push_str(dir_indicator);
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highlights.push((
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offset..offset + dir_indicator.len(),
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HighlightStyle::color(Color::Muted.color(cx)),
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));
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}
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} else {
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text.push_str(dir_indicator);
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highlights.push((
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offset..offset + dir_indicator.len(),
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HighlightStyle::color(Color::Muted.color(cx)),
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))
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}
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} else if let Some(suffix) = &self.suffix {
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text.push_str(suffix);
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let existing_prefix_len = self
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.existing_prefix(project, cx)
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.map(|prefix| prefix.to_string_lossy().len())
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.unwrap_or(0);
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if existing_prefix_len > 0 {
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highlights.push((
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offset..offset + existing_prefix_len,
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HighlightStyle::color(Color::Accent.color(cx)),
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));
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}
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highlights.push((
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offset + existing_prefix_len..offset + suffix.len(),
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HighlightStyle::color(if self.entry(project, cx).is_some() {
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Color::Conflict.color(cx)
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} else {
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Color::Created.color(cx)
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}),
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));
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offset += suffix.len();
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if suffix.ends_with('/') {
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text.push_str(dir_indicator);
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highlights.push((
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offset..offset + dir_indicator.len(),
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HighlightStyle::color(Color::Muted.color(cx)),
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));
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}
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}
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StyledText::new(text).with_default_highlights(&window.text_style().clone(), highlights)
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}
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}
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pub struct NewPathDelegate {
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project: Entity<Project>,
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tx: Option<oneshot::Sender<Option<ProjectPath>>>,
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selected_index: usize,
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matches: Vec<Match>,
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last_selected_dir: Option<String>,
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cancel_flag: Arc<AtomicBool>,
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should_dismiss: bool,
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}
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impl NewPathPrompt {
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pub(crate) fn register(
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workspace: &mut Workspace,
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_window: Option<&mut Window>,
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_cx: &mut Context<Workspace>,
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) {
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workspace.set_prompt_for_new_path(Box::new(|workspace, window, cx| {
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let (tx, rx) = futures::channel::oneshot::channel();
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Self::prompt_for_new_path(workspace, tx, window, cx);
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rx
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}));
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}
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fn prompt_for_new_path(
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workspace: &mut Workspace,
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tx: oneshot::Sender<Option<ProjectPath>>,
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window: &mut Window,
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cx: &mut Context<Workspace>,
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) {
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let project = workspace.project().clone();
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workspace.toggle_modal(window, cx, |window, cx| {
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let delegate = NewPathDelegate {
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project,
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tx: Some(tx),
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selected_index: 0,
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matches: vec![],
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cancel_flag: Arc::new(AtomicBool::new(false)),
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last_selected_dir: None,
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should_dismiss: true,
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};
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Picker::uniform_list(delegate, window, cx).width(rems(34.))
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});
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}
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}
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impl PickerDelegate for NewPathDelegate {
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type ListItem = ui::ListItem;
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fn match_count(&self) -> usize {
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self.matches.len()
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}
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fn selected_index(&self) -> usize {
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self.selected_index
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}
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fn set_selected_index(
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&mut self,
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ix: usize,
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_: &mut Window,
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cx: &mut Context<picker::Picker<Self>>,
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) {
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self.selected_index = ix;
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cx.notify();
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}
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fn update_matches(
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&mut self,
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query: String,
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window: &mut Window,
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cx: &mut Context<picker::Picker<Self>>,
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) -> gpui::Task<()> {
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let query = query
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.trim()
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.trim_start_matches("./")
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.trim_start_matches('/');
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let (dir, suffix) = if let Some(index) = query.rfind('/') {
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let suffix = if index + 1 < query.len() {
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Some(query[index + 1..].to_string())
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} else {
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None
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};
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(query[0..index].to_string(), suffix)
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} else {
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(query.to_string(), None)
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};
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let worktrees = self
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.project
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.read(cx)
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.visible_worktrees(cx)
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.collect::<Vec<_>>();
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let include_root_name = worktrees.len() > 1;
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let candidate_sets = worktrees
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.into_iter()
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.map(|worktree| {
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let worktree = worktree.read(cx);
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PathMatchCandidateSet {
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snapshot: worktree.snapshot(),
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include_ignored: worktree
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.root_entry()
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.map_or(false, |entry| entry.is_ignored),
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include_root_name,
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candidates: project::Candidates::Directories,
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}
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})
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.collect::<Vec<_>>();
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self.cancel_flag.store(true, atomic::Ordering::Relaxed);
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self.cancel_flag = Arc::new(AtomicBool::new(false));
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let cancel_flag = self.cancel_flag.clone();
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let query = query.to_string();
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let prefix = dir.clone();
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cx.spawn_in(window, async move |picker, cx| {
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let matches = fuzzy::match_path_sets(
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candidate_sets.as_slice(),
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&dir,
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None,
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false,
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100,
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&cancel_flag,
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cx.background_executor().clone(),
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)
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.await;
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let did_cancel = cancel_flag.load(atomic::Ordering::Relaxed);
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if did_cancel {
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return;
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}
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picker
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.update(cx, |picker, cx| {
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picker
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.delegate
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.set_search_matches(query, prefix, suffix, matches, cx)
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})
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.log_err();
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})
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}
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fn confirm_completion(
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&mut self,
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_: String,
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window: &mut Window,
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cx: &mut Context<Picker<Self>>,
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) -> Option<String> {
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self.confirm_update_query(window, cx)
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}
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fn confirm_update_query(
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&mut self,
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_: &mut Window,
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cx: &mut Context<Picker<Self>>,
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) -> Option<String> {
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let m = self.matches.get(self.selected_index)?;
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if m.is_dir(self.project.read(cx), cx) {
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let path = m.relative_path();
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let result = format!("{}/", path);
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self.last_selected_dir = Some(path);
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Some(result)
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} else {
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None
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}
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}
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fn confirm(&mut self, _: bool, window: &mut Window, cx: &mut Context<picker::Picker<Self>>) {
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let Some(m) = self.matches.get(self.selected_index) else {
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return;
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};
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let exists = m.entry(self.project.read(cx), cx).is_some();
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if exists {
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self.should_dismiss = false;
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let answer = window.prompt(
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gpui::PromptLevel::Critical,
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&format!("{} already exists. Do you want to replace it?", m.relative_path()),
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Some(
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"A file or folder with the same name already exists. Replacing it will overwrite its current contents.",
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),
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&["Replace", "Cancel"],
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cx);
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let m = m.clone();
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cx.spawn_in(window, async move |picker, cx| {
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let answer = answer.await.ok();
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picker
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.update(cx, |picker, cx| {
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picker.delegate.should_dismiss = true;
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if answer != Some(0) {
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return;
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}
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if let Some(path) = m.project_path(picker.delegate.project.read(cx), cx) {
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if let Some(tx) = picker.delegate.tx.take() {
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tx.send(Some(path)).ok();
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}
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}
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cx.emit(gpui::DismissEvent);
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})
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.ok();
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})
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.detach();
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return;
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}
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if let Some(path) = m.project_path(self.project.read(cx), cx) {
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if let Some(tx) = self.tx.take() {
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tx.send(Some(path)).ok();
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}
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}
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cx.emit(gpui::DismissEvent);
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}
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fn should_dismiss(&self) -> bool {
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self.should_dismiss
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}
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fn dismissed(&mut self, _: &mut Window, cx: &mut Context<picker::Picker<Self>>) {
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if let Some(tx) = self.tx.take() {
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tx.send(None).ok();
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}
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cx.emit(gpui::DismissEvent)
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}
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fn render_match(
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&self,
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ix: usize,
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selected: bool,
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window: &mut Window,
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cx: &mut Context<picker::Picker<Self>>,
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) -> Option<Self::ListItem> {
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let m = self.matches.get(ix)?;
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Some(
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ListItem::new(ix)
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.spacing(ListItemSpacing::Sparse)
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.inset(true)
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.toggle_state(selected)
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.child(LabelLike::new().child(m.styled_text(self.project.read(cx), window, cx))),
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)
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}
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fn no_matches_text(&self, _window: &mut Window, _cx: &mut App) -> Option<SharedString> {
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Some("Type a path...".into())
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}
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fn placeholder_text(&self, _window: &mut Window, _cx: &mut App) -> Arc<str> {
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Arc::from("[directory/]filename.ext")
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}
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}
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impl NewPathDelegate {
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fn set_search_matches(
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&mut self,
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query: String,
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prefix: String,
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suffix: Option<String>,
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matches: Vec<PathMatch>,
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cx: &mut Context<Picker<Self>>,
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) {
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cx.notify();
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if query.is_empty() {
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self.matches = self
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.project
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.read(cx)
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.worktrees(cx)
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.flat_map(|worktree| {
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let worktree_id = worktree.read(cx).id();
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worktree
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.read(cx)
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.child_entries(Path::new(""))
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.filter_map(move |entry| {
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entry.is_dir().then(|| Match {
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path_match: Some(PathMatch {
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score: 1.0,
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positions: Default::default(),
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worktree_id: worktree_id.to_usize(),
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path: entry.path.clone(),
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path_prefix: "".into(),
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is_dir: entry.is_dir(),
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distance_to_relative_ancestor: 0,
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}),
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suffix: None,
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})
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})
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})
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.collect();
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return;
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}
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let mut directory_exists = false;
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self.matches = matches
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.into_iter()
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.map(|m| {
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if m.path.as_ref().to_string_lossy() == prefix {
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directory_exists = true
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}
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Match {
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path_match: Some(m),
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suffix: suffix.clone(),
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}
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})
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.collect();
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if !directory_exists {
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if suffix.is_none()
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|| self
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.last_selected_dir
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.as_ref()
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.is_some_and(|d| query.starts_with(d))
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{
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self.matches.insert(
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0,
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Match {
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path_match: None,
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suffix: Some(query.clone()),
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},
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)
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} else {
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self.matches.push(Match {
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path_match: None,
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suffix: Some(query.clone()),
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})
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}
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}
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}
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}
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