local ChoregraphySystem = Object:extend()

local choregraphyUtils = require "game.utils.choregraphy"

function ChoregraphySystem:new(action, choregraphy)
  self.action = action
  self.fighter = action.fighter
  self.actor = self.fighter.actor

  self.currentStepId = 0
  self.currentStep = nil
  self.stepList = choregraphy
end

function ChoregraphySystem:update(dt)
  if (self.currentStep ~= nil) then
    self.currentStep:update(dt)
  else
    self:switchStep()
  end
end

function ChoregraphySystem:switchStep()
  if self:haveNextStep() then
    self.currentStepId = self.currentStepId + 1
    local stepData = choregraphyUtils.getStepDatas(self.stepList[self.currentStepId])
    core.debug:print("cbs/choregraphy", "Starting step " .. stepData.name)
    --self.currentStep = self.stepList[self.currentStepId]
  else
    self:endChoregraphy()
  end
end

function ChoregraphySystem:endStep()
  self.currentStep = nil
end

function ChoregraphySystem:endChoregraphy()
  self.action:choregraphyEnded()
end

function ChoregraphySystem:haveNextStep()
  return ((self.currentStepId + 1) <= #self.stepList)
end

return ChoregraphySystem