1 files changed, 64 insertions, 0 deletions
diff --git a/source/game/StarDanceDatabase.cpp b/source/game/StarDanceDatabase.cpp
new file mode 100644
index 0000000..594fde4
--- /dev/null
+++ b/source/game/StarDanceDatabase.cpp
@@ -0,0 +1,64 @@
+#include "StarDanceDatabase.hpp"
+#include "StarJsonExtra.hpp"
+
+namespace Star {
+
+DanceDatabase::DanceDatabase() {
+  auto assets = Root::singleton().assets();
+  auto files = assets->scanExtension("dance");
+  for (auto file : files) {
+    try {
+      DancePtr dance = readDance(file);
+      m_dances[dance->name] = dance;
+    } catch (std::exception const& e) {
+      Logger::error("Error loading dance file %s: %s", file, outputException(e, true));
+    }
+  }
+}
+
+DancePtr DanceDatabase::getDance(String const& name) const {
+  return m_dances.get(name);
+}
+
+DancePtr DanceDatabase::readDance(String const& path) {
+  auto assets = Root::singleton().assets();
+  Json config = assets->json(path);
+
+  String name = config.getString("name");
+  List<String> states = config.getArray("states").transformed([](Json const& state) { return state.toString(); });
+  float cycle = config.getFloat("cycle");
+  bool cyclic = config.getBool("cyclic");
+  float duration = config.getFloat("duration");
+  List<DanceStep> steps = config.getArray("steps").transformed([](Json const& step) {
+    if (step.isType(Json::Type::Object)) {
+      Maybe<String> bodyFrame = step.optString("bodyFrame");
+      Maybe<String> frontArmFrame = step.optString("frontArmFrame");
+      Maybe<String> backArmFrame = step.optString("backArmFrame");
+      Vec2F headOffset = step.opt("headOffset").apply(jsonToVec2F).value(Vec2F());
+      Vec2F frontArmOffset = step.opt("frontArmOffset").apply(jsonToVec2F).value(Vec2F());
+      Vec2F backArmOffset = step.opt("backArmOffset").apply(jsonToVec2F).value(Vec2F());
+      float frontArmRotation = step.optFloat("frontArmRotation").value(0.0f);
+      float backArmRotation = step.optFloat("frontArmRotation").value(0.0f);
+      return DanceStep{bodyFrame,
+          frontArmFrame,
+          backArmFrame,
+          headOffset,
+          frontArmOffset,
+          backArmOffset,
+          frontArmRotation,
+          backArmRotation};
+    } else {
+      Maybe<String> bodyFrame = step.get(0).optString();
+      Maybe<String> frontArmFrame = step.get(1).optString();
+      Maybe<String> backArmFrame = step.get(2).optString();
+      Vec2F headOffset = step.get(3).opt().apply(jsonToVec2F).value(Vec2F());
+      Vec2F frontArmOffset = step.get(4).opt().apply(jsonToVec2F).value(Vec2F());
+      Vec2F backArmOffset = step.get(5).opt().apply(jsonToVec2F).value(Vec2F());
+      return DanceStep{bodyFrame, frontArmFrame, backArmFrame, headOffset, frontArmOffset, backArmOffset, 0.0f, 0.0f};
+    }
+  });
+
+  return make_shared<Dance>(Dance{name, states, cycle, cyclic, duration, steps});
+}
+
+}