Add support for power-on and system failure level snapshots in DaliDT8

src/dt8.cpp

@@ -328,6 +328,19 @@ bool DaliDT8::storeSceneSnapshot(int address, int scene, int brightness,
   return base_.dtSelect(8) && base_.storeDTRAsSceneBright(address, sceneIndex);
 }
 
+bool DaliDT8::storePowerOnLevelSnapshot(int address, int level) {
+  const int storedLevel = std::clamp(level, 0, 254);
+  // DT SELECT is one-shot and SET DTR consumes any earlier selection.
+  return base_.setDTR(storedLevel) && base_.dtSelect(8) && base_.storeDTRAsPoweredBright(address);
+}
+
+bool DaliDT8::storeSystemFailureLevelSnapshot(int address, int level) {
+  const int storedLevel = std::clamp(level, 0, 254);
+  // DT SELECT is one-shot and SET DTR consumes any earlier selection.
+  return base_.setDTR(storedLevel) && base_.dtSelect(8) &&
+         base_.storeDTRAsSystemFailureLevel(address);
+}
+
 bool DaliDT8::activateTemporaryColour(int a) { return base_.dtSelect(8) && base_.activate(a); }
 
 std::optional<int> DaliDT8::getPrimaryDimLevel(int a, int n) {
@@ -452,6 +465,35 @@ std::vector<double> DaliDT8::getSceneColor(int a, int sense) {
   return report->xy;
 }
 
+std::optional<Dt8LevelColorReport> DaliDT8::buildLevelColorReport(int a, std::optional<int> level) {
+  if (!level.has_value() || level.value() == 255) return std::nullopt;
+
+  Dt8LevelColorReport report;
+  report.level = level.value();
+  report.colorTypeValue = getReportColourType(a).value_or(0);
+
+  const ColorType colorType(report.colorTypeValue);
+  if (colorType.xy()) {
+    report.xy = getReportColour(a);
+    return report;
+  }
+
+  if (colorType.ct()) {
+    report.colorTemperature = getReportColorTemperature(a);
+    return report;
+  }
+
+  return report;
+}
+
+std::optional<Dt8LevelColorReport> DaliDT8::getPowerOnLevelColorReport(int a) {
+  return buildLevelColorReport(a, base_.getPowerOnLevel(a));
+}
+
+std::optional<Dt8LevelColorReport> DaliDT8::getSystemFailureLevelColorReport(int a) {
+  return buildLevelColorReport(a, base_.getSystemFailureLevel(a));
+}
+
 bool DaliDT8::storePrimaryTy(int a, int n, int ty) {
   int idx = std::clamp(n, 0, 5);
   int t = std::clamp(ty, 0, 65535);