From 1b6a04ca5504955c571d1c97504fb45ea0befee4 Mon Sep 17 00:00:00 2001
From: Valentin Popov <valentin@popov.link>
Date: Mon, 8 Jan 2024 01:21:28 +0400
Subject: Initial vendor packages
Signed-off-by: Valentin Popov <valentin@popov.link>
---
vendor/dialoguer/src/prompts/sort.rs | 348 +++++++++++++++++++++++++++++++++++
1 file changed, 348 insertions(+)
create mode 100644 vendor/dialoguer/src/prompts/sort.rs
(limited to 'vendor/dialoguer/src/prompts/sort.rs')
diff --git a/vendor/dialoguer/src/prompts/sort.rs b/vendor/dialoguer/src/prompts/sort.rs
new file mode 100644
index 0000000..03152bf
--- /dev/null
+++ b/vendor/dialoguer/src/prompts/sort.rs
@@ -0,0 +1,348 @@
+use std::{io, ops::Rem};
+
+use crate::{
+ theme::{SimpleTheme, TermThemeRenderer, Theme},
+ Paging,
+};
+
+use console::{Key, Term};
+
+/// Renders a sort prompt.
+///
+/// Returns list of indices in original items list sorted according to user input.
+///
+/// ## Example usage
+/// ```rust,no_run
+/// use dialoguer::Sort;
+///
+/// # fn test() -> Result<(), Box<dyn std::error::Error>> {
+/// let items_to_order = vec!["Item 1", "Item 2", "Item 3"];
+/// let ordered = Sort::new()
+/// .with_prompt("Order the items")
+/// .items(&items_to_order)
+/// .interact()?;
+/// # Ok(())
+/// # }
+/// ```
+pub struct Sort<'a> {
+ items: Vec<String>,
+ prompt: Option<String>,
+ report: bool,
+ clear: bool,
+ max_length: Option<usize>,
+ theme: &'a dyn Theme,
+}
+
+impl Default for Sort<'static> {
+ fn default() -> Self {
+ Self::new()
+ }
+}
+
+impl Sort<'static> {
+ /// Creates a sort prompt.
+ pub fn new() -> Self {
+ Self::with_theme(&SimpleTheme)
+ }
+}
+
+impl Sort<'_> {
+ /// Sets the clear behavior of the menu.
+ ///
+ /// The default is to clear the menu after user interaction.
+ pub fn clear(&mut self, val: bool) -> &mut Self {
+ self.clear = val;
+ self
+ }
+
+ /// Sets an optional max length for a page
+ ///
+ /// Max length is disabled by None
+ pub fn max_length(&mut self, val: usize) -> &mut Self {
+ // Paging subtracts two from the capacity, paging does this to
+ // make an offset for the page indicator. So to make sure that
+ // we can show the intended amount of items we need to add two
+ // to our value.
+ self.max_length = Some(val + 2);
+ self
+ }
+
+ /// Add a single item to the selector.
+ pub fn item<T: ToString>(&mut self, item: T) -> &mut Self {
+ self.items.push(item.to_string());
+ self
+ }
+
+ /// Adds multiple items to the selector.
+ pub fn items<T: ToString>(&mut self, items: &[T]) -> &mut Self {
+ for item in items {
+ self.items.push(item.to_string());
+ }
+ self
+ }
+
+ /// Prefaces the menu with a prompt.
+ ///
+ /// By default, when a prompt is set the system also prints out a confirmation after
+ /// the selection. You can opt-out of this with [`report`](#method.report).
+ pub fn with_prompt<S: Into<String>>(&mut self, prompt: S) -> &mut Self {
+ self.prompt = Some(prompt.into());
+ self
+ }
+
+ /// Indicates whether to report the selected order after interaction.
+ ///
+ /// The default is to report the selected order.
+ pub fn report(&mut self, val: bool) -> &mut Self {
+ self.report = val;
+ self
+ }
+
+ /// Enables user interaction and returns the result.
+ ///
+ /// The user can order the items with the 'Space' bar and the arrows. On 'Enter' ordered list of the incides of items will be returned.
+ /// The dialog is rendered on stderr.
+ /// Result contains `Vec<index>` if user hit 'Enter'.
+ /// This unlike [`interact_opt`](Self::interact_opt) does not allow to quit with 'Esc' or 'q'.
+ #[inline]
+ pub fn interact(&self) -> io::Result<Vec<usize>> {
+ self.interact_on(&Term::stderr())
+ }
+
+ /// Enables user interaction and returns the result.
+ ///
+ /// The user can order the items with the 'Space' bar and the arrows. On 'Enter' ordered list of the incides of items will be returned.
+ /// The dialog is rendered on stderr.
+ /// Result contains `Some(Vec<index>)` if user hit 'Enter' or `None` if user cancelled with 'Esc' or 'q'.
+ #[inline]
+ pub fn interact_opt(&self) -> io::Result<Option<Vec<usize>>> {
+ self.interact_on_opt(&Term::stderr())
+ }
+
+ /// Like [interact](#method.interact) but allows a specific terminal to be set.
+ ///
+ /// ## Examples
+ ///```rust,no_run
+ /// use dialoguer::Sort;
+ /// use console::Term;
+ ///
+ /// fn main() -> std::io::Result<()> {
+ /// let selections = Sort::new()
+ /// .item("Option A")
+ /// .item("Option B")
+ /// .interact_on(&Term::stderr())?;
+ ///
+ /// println!("User sorted options as indices {:?}", selections);
+ ///
+ /// Ok(())
+ /// }
+ ///```
+ #[inline]
+ pub fn interact_on(&self, term: &Term) -> io::Result<Vec<usize>> {
+ self._interact_on(term, false)?
+ .ok_or_else(|| io::Error::new(io::ErrorKind::Other, "Quit not allowed in this case"))
+ }
+
+ /// Like [`interact_opt`](Self::interact_opt) but allows a specific terminal to be set.
+ ///
+ /// ## Examples
+ /// ```rust,no_run
+ /// use dialoguer::Sort;
+ /// use console::Term;
+ ///
+ /// fn main() -> std::io::Result<()> {
+ /// let selections = Sort::new()
+ /// .item("Option A")
+ /// .item("Option B")
+ /// .interact_on_opt(&Term::stdout())?;
+ ///
+ /// match selections {
+ /// Some(positions) => println!("User sorted options as indices {:?}", positions),
+ /// None => println!("User exited using Esc or q")
+ /// }
+ ///
+ /// Ok(())
+ /// }
+ /// ```
+ #[inline]
+ pub fn interact_on_opt(&self, term: &Term) -> io::Result<Option<Vec<usize>>> {
+ self._interact_on(term, true)
+ }
+
+ fn _interact_on(&self, term: &Term, allow_quit: bool) -> io::Result<Option<Vec<usize>>> {
+ if self.items.is_empty() {
+ return Err(io::Error::new(
+ io::ErrorKind::Other,
+ "Empty list of items given to `Sort`",
+ ));
+ }
+
+ let mut paging = Paging::new(term, self.items.len(), self.max_length);
+ let mut render = TermThemeRenderer::new(term, self.theme);
+ let mut sel = 0;
+
+ let mut size_vec = Vec::new();
+
+ for items in self.items.iter().as_slice() {
+ let size = &items.len();
+ size_vec.push(*size);
+ }
+
+ let mut order: Vec<_> = (0..self.items.len()).collect();
+ let mut checked: bool = false;
+
+ term.hide_cursor()?;
+
+ loop {
+ if let Some(ref prompt) = self.prompt {
+ paging.render_prompt(|paging_info| render.sort_prompt(prompt, paging_info))?;
+ }
+
+ for (idx, item) in order
+ .iter()
+ .enumerate()
+ .skip(paging.current_page * paging.capacity)
+ .take(paging.capacity)
+ {
+ render.sort_prompt_item(&self.items[*item], checked, sel == idx)?;
+ }
+
+ term.flush()?;
+
+ match term.read_key()? {
+ Key::ArrowDown | Key::Tab | Key::Char('j') => {
+ let old_sel = sel;
+
+ if sel == !0 {
+ sel = 0;
+ } else {
+ sel = (sel as u64 + 1).rem(self.items.len() as u64) as usize;
+ }
+
+ if checked && old_sel != sel {
+ order.swap(old_sel, sel);
+ }
+ }
+ Key::ArrowUp | Key::BackTab | Key::Char('k') => {
+ let old_sel = sel;
+
+ if sel == !0 {
+ sel = self.items.len() - 1;
+ } else {
+ sel = ((sel as i64 - 1 + self.items.len() as i64)
+ % (self.items.len() as i64)) as usize;
+ }
+
+ if checked && old_sel != sel {
+ order.swap(old_sel, sel);
+ }
+ }
+ Key::ArrowLeft | Key::Char('h') => {
+ if paging.active {
+ let old_sel = sel;
+ let old_page = paging.current_page;
+
+ sel = paging.previous_page();
+
+ if checked {
+ let indexes: Vec<_> = if old_page == 0 {
+ let indexes1: Vec<_> = (0..=old_sel).rev().collect();
+ let indexes2: Vec<_> = (sel..self.items.len()).rev().collect();
+ [indexes1, indexes2].concat()
+ } else {
+ (sel..=old_sel).rev().collect()
+ };
+
+ for index in 0..(indexes.len() - 1) {
+ order.swap(indexes[index], indexes[index + 1]);
+ }
+ }
+ }
+ }
+ Key::ArrowRight | Key::Char('l') => {
+ if paging.active {
+ let old_sel = sel;
+ let old_page = paging.current_page;
+
+ sel = paging.next_page();
+
+ if checked {
+ let indexes: Vec<_> = if old_page == paging.pages - 1 {
+ let indexes1: Vec<_> = (old_sel..self.items.len()).collect();
+ let indexes2: Vec<_> = vec![0];
+ [indexes1, indexes2].concat()
+ } else {
+ (old_sel..=sel).collect()
+ };
+
+ for index in 0..(indexes.len() - 1) {
+ order.swap(indexes[index], indexes[index + 1]);
+ }
+ }
+ }
+ }
+ Key::Char(' ') => {
+ checked = !checked;
+ }
+ Key::Escape | Key::Char('q') => {
+ if allow_quit {
+ if self.clear {
+ render.clear()?;
+ } else {
+ term.clear_last_lines(paging.capacity)?;
+ }
+
+ term.show_cursor()?;
+ term.flush()?;
+
+ return Ok(None);
+ }
+ }
+ Key::Enter => {
+ if self.clear {
+ render.clear()?;
+ }
+
+ if let Some(ref prompt) = self.prompt {
+ if self.report {
+ let list: Vec<_> = order
+ .iter()
+ .enumerate()
+ .map(|(_, item)| self.items[*item].as_str())
+ .collect();
+ render.sort_prompt_selection(prompt, &list[..])?;
+ }
+ }
+
+ term.show_cursor()?;
+ term.flush()?;
+
+ return Ok(Some(order));
+ }
+ _ => {}
+ }
+
+ paging.update(sel)?;
+
+ if paging.active {
+ render.clear()?;
+ } else {
+ render.clear_preserve_prompt(&size_vec)?;
+ }
+ }
+ }
+}
+
+impl<'a> Sort<'a> {
+ /// Creates a sort prompt with a specific theme.
+ pub fn with_theme(theme: &'a dyn Theme) -> Self {
+ Self {
+ items: vec![],
+ clear: true,
+ prompt: None,
+ report: true,
+ max_length: None,
+ theme,
+ }
+ }
+}
--
cgit v1.2.3