Support near-term derived facts

internal/briefing/derived_modules_test.go

@@ -136,6 +136,22 @@ func TestPrecipTimingModuleHandlesRainyAndDryForecasts(t *testing.T) {
 	}
 }
 
+func TestPrecipTimingModuleUsesDerivedTimingWithoutDaypartSummaries(t *testing.T) {
+	registry := MustDefaultModuleRegistry()
+	ctx := derivedModuleContext(report.NearTerm)
+	ctx.Derived.DailySummaries = nil
+	ctx.Derived.DaypartSummaries = nil
+
+	output, err := registry.BuildModule(ctx, module.ConfigItem{ID: module.PrecipTiming})
+	if err != nil {
+		t.Fatalf("BuildModule() error = %v", err)
+	}
+	value := moduleValue[PrecipTimingModule](t, output)
+	if value.MaxPopPercent == nil || *value.MaxPopPercent != 80 || len(value.PrecipitationWindows) != 2 {
+		t.Fatalf("precip timing = %#v, want derived timing without daypart summaries", value)
+	}
+}
+
 func TestDerivedDaypartSummariesExposeConfiguredKeysAndHazards(t *testing.T) {
 	registry := MustDefaultModuleRegistry()
 	ctx := derivedModuleContext(report.DailyToday)

internal/briefing/modules.go

@@ -312,7 +312,7 @@ func defaultModuleDefinitions() []ModuleDefinition {
 			ID:               module.PrecipTiming,
 			StanzaName:       "precip_timing",
 			DefaultOptions:   module.PrecipTimingOptions{},
-			RequiredDerived:  []module.FactRequirement{module.RequiresDerivedDaypartSummaries},
+			RequiredDerived:  []module.FactRequirement{module.RequiresDerivedPrecipTiming},
 			SupportedReports: allReports,
 			MissingData:      module.MissingDataEmpty,
 			Builder:          buildPrecipTimingModule,