local playAreaApi = require("core/PlayAreaApi")

local currentScenario

function onLoad(saveState)
  if saveState ~= nil then
    local loadedState = JSON.decode(saveState) or { }
    currentScenario = loadedState.currentScenario
  end
end

function onSave()
  return JSON.encode({
    currentScenario = currentScenario
  })
end

-- TTS event handler.  Checks for a scenrio card, extracts the scenario name from the description,
-- and fires it to the relevant listeners.
function onCollisionEnter(collisionInfo)
  local object = collisionInfo.collision_object
  if object.getName() == "Scenario" then
    log("Collision: " .. object.getGUID())
    currentScenario = object.getDescription()
    fireScenarioChangedEvent()
  end
end

function fireScenarioChangedEvent()
  playAreaApi.onScenarioChanged(currentScenario)
end