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feat(cable): add support for custom channels (#75)
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,37 @@ | ||
| use std::{ | ||
| collections::HashMap, | ||
| fmt::{self, Display, Formatter}, | ||
| ops::Deref, | ||
| }; | ||
|
|
||
| #[derive(Clone, Debug, serde::Deserialize)] | ||
| pub struct CableChannelPrototype { | ||
| pub name: String, | ||
| pub source_command: String, | ||
| pub preview_command: String, | ||
| #[serde(default = "default_delimiter")] | ||
| pub preview_delimiter: String, | ||
| } | ||
|
|
||
| const DEFAULT_DELIMITER: &str = " "; | ||
|
|
||
| fn default_delimiter() -> String { | ||
| DEFAULT_DELIMITER.to_string() | ||
| } | ||
|
|
||
| impl Display for CableChannelPrototype { | ||
| fn fmt(&self, f: &mut Formatter) -> fmt::Result { | ||
| write!(f, "{}", self.name) | ||
| } | ||
| } | ||
|
|
||
| #[derive(Debug, serde::Deserialize, Default)] | ||
| pub struct CableChannels(pub HashMap<String, CableChannelPrototype>); | ||
|
|
||
| impl Deref for CableChannels { | ||
| type Target = HashMap<String, CableChannelPrototype>; | ||
|
|
||
| fn deref(&self) -> &Self::Target { | ||
| &self.0 | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,119 @@ | ||
| use crate::cable::CableChannelPrototype; | ||
| use crate::channels::OnAir; | ||
| use crate::entry::{Entry, PreviewCommand, PreviewType}; | ||
| use television_fuzzy::{ | ||
| matcher::{config::Config, injector::Injector}, | ||
| Matcher, | ||
| }; | ||
|
|
||
| #[allow(dead_code)] | ||
| pub struct Channel { | ||
| name: String, | ||
| matcher: Matcher<String>, | ||
| entries_command: String, | ||
| preview_command: PreviewCommand, | ||
| } | ||
|
|
||
| impl Default for Channel { | ||
| fn default() -> Self { | ||
| Self::new( | ||
| "Files", | ||
| "find . -type f", | ||
| PreviewCommand::new("bat -n --color=always {}", ":"), | ||
| ) | ||
| } | ||
| } | ||
|
|
||
| impl From<CableChannelPrototype> for Channel { | ||
| fn from(prototype: CableChannelPrototype) -> Self { | ||
| Self::new( | ||
| &prototype.name, | ||
| &prototype.source_command, | ||
| PreviewCommand::new( | ||
| &prototype.preview_command, | ||
| &prototype.preview_delimiter, | ||
| ), | ||
| ) | ||
| } | ||
| } | ||
|
|
||
| impl Channel { | ||
| pub fn new( | ||
| name: &str, | ||
| entries_command: &str, | ||
| preview_command: PreviewCommand, | ||
| ) -> Self { | ||
| let matcher = Matcher::new(Config::default()); | ||
| let injector = matcher.injector(); | ||
| tokio::spawn(load_candidates(entries_command.to_string(), injector)); | ||
| Self { | ||
| matcher, | ||
| entries_command: entries_command.to_string(), | ||
| preview_command, | ||
| name: name.to_string(), | ||
| } | ||
| } | ||
| } | ||
|
|
||
| #[allow(clippy::unused_async)] | ||
| async fn load_candidates(command: String, injector: Injector<String>) { | ||
| let output = std::process::Command::new("sh") | ||
| .arg("-c") | ||
| .arg(command) | ||
| .output() | ||
| .expect("failed to execute process"); | ||
|
|
||
| let branches = String::from_utf8(output.stdout).unwrap(); | ||
|
|
||
| for line in branches.lines() { | ||
| let () = injector.push(line.to_string(), |e, cols| { | ||
| cols[0] = e.clone().into(); | ||
| }); | ||
| } | ||
| } | ||
|
|
||
| impl OnAir for Channel { | ||
| fn find(&mut self, pattern: &str) { | ||
| self.matcher.find(pattern); | ||
| } | ||
|
|
||
| fn results(&mut self, num_entries: u32, offset: u32) -> Vec<Entry> { | ||
| self.matcher.tick(); | ||
| self.matcher | ||
| .results(num_entries, offset) | ||
| .into_iter() | ||
| .map(|item| { | ||
| let path = item.matched_string; | ||
| Entry::new( | ||
| path.clone(), | ||
| PreviewType::Command(self.preview_command.clone()), | ||
| ) | ||
| .with_name_match_ranges(item.match_indices) | ||
| }) | ||
| .collect() | ||
| } | ||
|
|
||
| fn get_result(&self, index: u32) -> Option<Entry> { | ||
| self.matcher.get_result(index).map(|item| { | ||
| let path = item.matched_string; | ||
| Entry::new( | ||
| path.clone(), | ||
| PreviewType::Command(self.preview_command.clone()), | ||
| ) | ||
| }) | ||
| } | ||
|
|
||
| fn result_count(&self) -> u32 { | ||
| self.matcher.matched_item_count | ||
| } | ||
|
|
||
| fn total_count(&self) -> u32 { | ||
| self.matcher.total_item_count | ||
| } | ||
|
|
||
| fn running(&self) -> bool { | ||
| self.matcher.status.running | ||
| } | ||
|
|
||
| fn shutdown(&self) {} | ||
| } |
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