bacon 2.2.0

background rust compiler
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use {
    super::*,
};

pub struct HelpLine {
    quit: String,
    toggle_summary: Option<String>,
    wrap: Option<String>,
    not_wrap: Option<String>,
    toggle_backtrace: Option<String>,
    help: Option<String>,
    close_help: Option<String>,
}

impl HelpLine {
    pub fn new(settings: &Settings) -> Self {
        let kb = &settings.keybindings;
        let quit = kb.shortest_internal_key(Internal::Quit)
            .map(|k| format!("Hit *{k}* to quit"))
            .expect("the app to be quittable");
        let toggle_summary = kb.shortest_internal_key(Internal::ToggleSummary)
            .map(|k| format!("*{k}* to toggle summary mode"));
        let wrap = kb.shortest_internal_key(Internal::ToggleWrap)
            .map(|k| format!("*{k}* to wrap lines"));
        let not_wrap = kb.shortest_internal_key(Internal::ToggleWrap)
            .map(|k| format!("*{k}* to not wrap lines"));
        let toggle_backtrace = kb.shortest_internal_key(Internal::ToggleBacktrace)
            .map(|k| format!("*{k}* to toggle backtraces"));
        let help = kb.shortest_internal_key(Internal::Help)
            .map(|k| format!("*{k}* for help"));
        let close_help = kb.shortest_internal_key(Internal::Back)
            .or_else(|| kb.shortest_internal_key(Internal::Help))
            .map(|k| format!("*{k}* to close this help"));
        Self { quit, toggle_summary, wrap, not_wrap, toggle_backtrace, help, close_help }
    }
    pub fn markdown(&self, state: &AppState) -> String {
        let mut parts: Vec<&str> = vec![&self.quit];
        if state.is_help() {
            if let Some(s) = &self.close_help {
                parts.push(s);
            }
        } else {
            if let CommandResult::Report(report) = &state.cmd_result {
                if report.suggest_backtrace {
                    if let Some(s) = &self.toggle_backtrace {
                        parts.push(s);
                    }
                } else if !report.is_success() {
                    if let Some(s) = &self.toggle_summary {
                        parts.push(s);
                    }
                }
            }
            if state.wrap {
                if let Some(s) = &self.not_wrap {
                    parts.push(s);
                }
            } else {
                if let Some(s) = &self.wrap {
                    parts.push(s);
                }
            }
            if let Some(s) = &self.help {
                parts.push(s);
            }
        }
        parts.join(", ")
    }
}