local default = 1.5

-- meta
    local META = FindMetaTable("Player")

    function META:SetSuperJumpMultiplier(mult, dont_update_client)
        check(mult, "number")
        check(dont_update_client, "nil", "boolean")

        self.super_jump_multiplier = mult

        if SERVER and not dont_update_client then
            umsg.Start("bhop", ply)
                umsg.Float(mult)
            umsg.End()
        end

        self:SetDuckSpeed(0.05)
        self:SetUnDuckSpeed(0.05)
    end

    function META:GetSuperJumpMultiplier()
        return self.super_jump_multiplier or default
    end
--

--[[ hm = hm or "striderbuster_break"
function B(s)
    s = s or hm
    hm = s
    PrecacheParticleSystem(s)
    return hm
end ]]

-- hook
    local function Move(ply, data)
        local mult = ply:GetSuperJumpMultiplier()

        if mult ~= 1 and ply:IsOnGround() and ply:KeyPressed(IN_JUMP) then
            data:SetVelocity(data:GetVelocity() * mult)

            --if not ply:KeyDown(IN_SPEED) then
                local eye = math.Clamp(ply:EyeAngles().p/89, 0, 1) ^ 3
                if eye > 0.3 then
                    data:SetVelocity(LerpVector(eye, data:GetVelocity(), Vector(0.5, 0.5, 1) * data:GetVelocity() + Vector(0,0,data:GetVelocity():Length()*0.3)))
                end
                --print(B(), B)
                --if SERVER then ParticleEffect("ExplosionFlash", ply:GetPos(), Angle(0)) end
            --end
        end

    end

    if SERVER then
        hook.Add("SetupMove", "bhop", Move)

        hook.Add("GetFallDamage", "bhop", function(ply)
            if ply:KeyDown(IN_JUMP) then
                return 0
            end
        end)
    end

    if CLIENT then
        hook.Add("Move", "bhop", Move)

        usermessage.Hook("bhop", function(u)
            LocalPlayer():SetSuperJumpMultiplier(u:ReadFloat())
        end)
    end
--

if SERVER then
    RunConsoleCommand("sv_airaccelerate", "1000000")
    RunConsoleCommand("sv_maxvelocity", "20000")
end