feat(calfeed): shared day builder + reusable reading resolver

1 files changed, 4 insertions, 20 deletions

diff --git a/internal/cli/liturgy.go b/internal/cli/liturgy.go
index ced23ae..5b6036e 100644
--- a/internal/cli/liturgy.go
+++ b/internal/cli/liturgy.go
@@ -38,27 +38,11 @@ func runLiturgy(cfg config.Config, date string, stdout, stderr io.Writer) int {
 	return 0
 }
 
-// dayReadings resolves the day's Mass readings: the observed celebration's
-// inline propers, else the temporal lectionary for its slug, else -- for an EF
-// weekday with no proper Mass -- the preceding Sunday's Mass (the 1962 rule
-// that green-season ferias repeat the Sunday).
+// dayReadings resolves the day's Mass readings; the logic lives in
+// caldata.Readings (shared with calfeed.Build) so it stays reusable outside
+// the CLI.
 func dayReadings(sel calendar.Selection, layers []calendar.Layer, date time.Time, day calendar.LiturgicalDay) []calendar.Reading {
-	var rs []calendar.Reading
-	for _, m := range day.Observed.Masses {
-		rs = append(rs, m.Readings...)
-	}
-	if len(rs) > 0 {
-		return rs
-	}
-	if r := caldata.TemporalReadings(sel.Form, day.Observed.Slug); len(r) > 0 {
-		return r
-	}
-	if sel.Form == "old" && day.Observed.Layer == "temporal" && date.Weekday() != time.Sunday {
-		sun := date.AddDate(0, 0, -int(date.Weekday())) // preceding Sunday (Sunday = 0)
-		sd := calendar.Compute(sun, sel, layers)
-		return caldata.TemporalReadings(sel.Form, sd.Observed.Slug)
-	}
-	return nil
+	return caldata.Readings(sel, layers, date, day)
 }
 
 // vernacularVersion is the corpus that renders reading text: the config's