add a -cm filter

3 files changed, 16 insertions, 0 deletions

diff --git a/src/fexpr/grammar.lalrpop b/src/fexpr/grammar.lalrpop
index f91da19..1540aae 100644
--- a/src/fexpr/grammar.lalrpop
+++ b/src/fexpr/grammar.lalrpop
@@ -55,6 +55,7 @@ LogPredicate: Box<dyn filters::log::LogFilter> = {
     "-log-after" <Date> => filters::log::log_after(<>),
 
     "-boss" <Comma<Boss>> => filters::log::boss(<>),
+    "-cm" => filters::log::challenge_mote(),
 
     "-include" => filters::constant(true),
     "-exclude" => filters::constant(false),
diff --git a/src/filters/log.rs b/src/filters/log.rs
index b9843e9..79513d5 100644
--- a/src/filters/log.rs
+++ b/src/filters/log.rs
@@ -186,6 +186,20 @@ pub fn log_before(when: DateTime<Utc>) -> Box<dyn LogFilter> {
     log_time(None, Some(when))
 }
 
+#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
+struct CmFilter;
+
+impl Filter<EarlyLogResult, LogResult> for CmFilter {
+    fn filter(&self, log: &LogResult) -> bool {
+        log.is_cm
+    }
+}
+
+/// A filter that only includes logs that had the Challenge Mote turned on.
+pub fn challenge_mote() -> Box<dyn LogFilter> {
+    Box::new(CmFilter)
+}
+
 #[cfg(test)]
 mod tests {
     use super::*;
diff --git a/src/main.rs b/src/main.rs
index 74fcf7f..e8ed255 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -52,6 +52,7 @@ const APP_NAME: &str = "raidgrep";
 ///     -before DATE            Only include logs from before the given date.
 ///     -after DATE             Only include logs from after the given date.
 ///     -boss BOSSES            Only include logs from the given bosses.
+///     -cm                     Only include logs with challenge mote enabled.
 ///     -player REGEX           Shorthand to check if any player in the log has the given name.
 ///     -include                Always evaluates to including the log.
 ///     -exclude                Always evaluates to excluding the log.