110 lines
2.5 KiB
Rust
110 lines
2.5 KiB
Rust
use std::collections::HashMap;
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use neovim_lib::Value;
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#[derive(Clone, PartialEq)]
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pub enum NvimMode {
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Normal,
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Insert,
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Other,
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}
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pub struct Mode {
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mode: NvimMode,
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idx: usize,
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info: Option<Vec<ModeInfo>>,
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}
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impl Mode {
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pub fn new() -> Self {
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Mode {
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mode: NvimMode::Normal,
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idx: 0,
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info: None,
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}
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}
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pub fn is(&self, mode: &NvimMode) -> bool {
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self.mode == *mode
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}
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pub fn mode_info(&self) -> Option<&ModeInfo> {
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self.info.as_ref().and_then(|i| i.get(self.idx))
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}
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pub fn update(&mut self, mode: &str, idx: usize) {
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match mode {
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"normal" => self.mode = NvimMode::Normal,
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"insert" => self.mode = NvimMode::Insert,
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_ => self.mode = NvimMode::Other,
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}
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self.idx = idx;
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}
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pub fn set_info(&mut self, cursor_style_enabled: bool, info: Vec<ModeInfo>) {
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self.info = if cursor_style_enabled {
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Some(info)
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} else {
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None
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};
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}
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}
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#[derive(Debug, PartialEq, Clone)]
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pub enum CursorShape {
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Block,
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Horizontal,
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Vertical,
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Unknown,
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}
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impl CursorShape {
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fn new(shape_code: &Value) -> Result<CursorShape, String> {
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let str_code = shape_code
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.as_str()
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.ok_or_else(|| "Can't convert cursor shape to string".to_owned())?;
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Ok(match str_code {
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"block" => CursorShape::Block,
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"horizontal" => CursorShape::Horizontal,
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"vertical" => CursorShape::Vertical,
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_ => {
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error!("Unknown cursor_shape {}", str_code);
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CursorShape::Unknown
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}
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})
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}
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}
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#[derive(Debug, PartialEq, Clone)]
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pub struct ModeInfo {
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cursor_shape: Option<CursorShape>,
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cell_percentage: Option<u64>,
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pub blinkwait: Option<u32>,
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}
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impl ModeInfo {
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pub fn new(mode_info_map: &HashMap<String, Value>) -> Result<Self, String> {
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let cursor_shape = if let Some(shape) = mode_info_map.get("cursor_shape") {
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Some(CursorShape::new(shape)?)
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} else {
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None
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};
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Ok(ModeInfo {
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cursor_shape,
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cell_percentage: mode_info_map.get("cell_percentage").and_then(|cp| cp.as_u64()),
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blinkwait: mode_info_map.get("blinkwait").and_then(|cp| cp.as_u64()).map(|v| v as u32),
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})
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}
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pub fn cursor_shape(&self) -> Option<&CursorShape> {
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self.cursor_shape.as_ref()
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}
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pub fn cell_percentage(&self) -> u64 {
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self.cell_percentage.unwrap_or(0)
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}
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}
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