REGISTER_GOAL(GOAL_COMMON_LiftOff, "LiftOff")
REGISTER_GOAL_NO_INTERUPT(GOAL_COMMON_LiftOff, true)
function LiftOff_Activate(ai, goal)
    goal:AddSubGoal(GOAL_COMMON_Attack, 10, 9520, TARGET_NONE, DIST_None)
    return 
end

function LiftOff_Update(ai, goal)
    local goalDistY = 5
    local curDistY = ai:GetDistY(TARGET_ENE_0)
    local resultSubGoal = goal:GetLastSubGoalResult()
    if (resultSubGoal == GOAL_RESULT_Success or resultSubGoal == GOAL_RESULT_Failed) and (not not ai:IsLanding() or curDistY < goalDistY) then
        goal:AddSubGoal(GOAL_COMMON_Attack, 10, 9520, TARGET_NONE, DIST_None)
    end
    local isLanding = ai:IsLanding()
    if not isLanding and goalDistY <= curDistY then
        return GOAL_RESULT_Success
    else
        return GOAL_RESULT_Continue
    end
end

function LiftOff_Terminate(ai, goal)
    return 
end

function LiftOff_Interupt(ai, goal)
    return false
end

REGISTER_GOAL(GOAL_COMMON_Landing, "Landing")
REGISTER_GOAL_NO_UPDATE(GOAL_COMMON_Landing, true)
REGISTER_GOAL_NO_INTERUPT(GOAL_COMMON_Landing, true)
function Landing_Activate(ai, goal)
    local landingPoint = goal:GetParam(0)
    ai:SetAIFixedMoveTarget(landingPoint, TARGET_SELF, 0)
    local successRange = goal:GetParam(1)
    goal:AddSubGoal(GOAL_COMMON_Landing_Move, 10, successRange)
    if 0 < ai:GetDistYSigned(TARGET_ENE_0) then
        goal:AddSubGoal(GOAL_COMMON_ApproachTarget, 10, POINT_AI_FIXED_POS, 0.1, TARGET_SELF, false, -1)
    else
        goal:AddSubGoal(GOAL_COMMON_Landing_Landing, 10)
    end
    return 
end

function Landing_Update(ai, goal)
    return GOAL_RESULT_Continue
end

function Landing_Terminate(ai, goal)
    return 
end

function Landing_Interupt(ai, goal)
    return false
end

REGISTER_GOAL(GOAL_COMMON_Landing_Move, "Landing_Move")
REGISTER_GOAL_UPDATE_TIME(GOAL_COMMON_Landing_Move, 0.5, 0.5)
REGISTER_GOAL_NO_INTERUPT(GOAL_COMMON_Landing_Move, true)
function Landing_Move_Activate(ai, goal)
    local successRange = goal:GetParam(0)
    goal:AddSubGoal(GOAL_COMMON_ApproachTarget, 10, POINT_AI_FIXED_POS, successRange, TARGET_SELF, false, -1)
    return 
end

function Landing_Move_Update(ai, goal)
    local distXZ = ai:GetDistXZ(POINT_AI_FIXED_POS)
    if distXZ < 1 then
        return GOAL_RESULT_Success
    elseif ai:IsLanding() then
        return GOAL_RESULT_Failed
    else
        return GOAL_RESULT_Continue
    end
end

function Landing_Move_Terminate(ai, goal)
    return 
end

function Landing_Move_Interupt(ai, goal)
    return false
end

REGISTER_GOAL(GOAL_COMMON_Landing_Landing, "Landing_Landing")
REGISTER_GOAL_UPDATE_TIME(GOAL_COMMON_Landing_Landing, 0.5, 0.5)
REGISTER_GOAL_NO_INTERUPT(GOAL_COMMON_Landing_Landing, true)
function Landing_Landing_Activate(ai, goal)
    goal:AddSubGoal(GOAL_COMMON_Attack, goal:GetLife(), 9510, TARGET_NONE, DIST_None)
    return 
end

function Landing_Landing_Update(ai, goal)
    if ai:IsLanding() then
        local cnt = goal:GetNumber(0)
        if 10 < cnt then
            return GOAL_RESULT_Success
        end
        goal:SetNumber(0, cnt + 1)
    end
    local resultSubGoal = goal:GetLastSubGoalResult()
    if (resultSubGoal == GOAL_RESULT_Success or resultSubGoal == GOAL_RESULT_Failed) and not ai:IsLanding() then
        goal:AddSubGoal(GOAL_COMMON_Attack, goal:GetLife(), 9510, TARGET_NONE, DIST_None)
    end
    if 1 < ai:GetDistYSigned(POINT_AI_FIXED_POS) then
        ai:PrintText("[Landing_Landing_Update]ターゲットより高さが下になりました。失敗を返します。")
        return GOAL_RESULT_Failed
    else
        return GOAL_RESULT_Continue
    end
end

function Landing_Landing_Terminate(ai, goal)
    return 
end

function Landing_Landing_Interupt(ai, goal)
    return false
end

return