-- used scroobs emponhit as base

function railgun_stun(damage, activator, caller)

    if caller:IsRealPlayer() == true then 
        return 
    end 
    local stun = true
    local dmg_mult = 1
    local explosion_radius = 1
	if damage < 4 then --afterburn stunlocking is ridiculous
		return
	end
		
	local upgradeLevel = (activator:GetPlayerItemBySlot(0):GetAttributeValue("disguise speed penalty")) or 0.25

    if caller.m_iHealth > 1500 then
        dmg_mult = 5
        stun = false
        explosion_radius = 0.001
    end
    if stun then
        caller:AddCond(71, (upgradeLevel * 4), activator)
    end

    timer.Simple(0.75, function()
        local callerOrigin = caller:GetAbsOrigin()
        local botOrigin = "" .. callerOrigin[1] .. " " .. callerOrigin[2] .. " " .. callerOrigin[3] .. ""
    
        local explosionParticle = ents.CreateWithKeys("info_particle_system",{
            ["start_active"] = "0",
            ["flag_as_weather"] = "0",
            ["effect_name"] = "Explosions_MA_Dustup_2",
            ["origin"] = botOrigin,
            ["angles"] = "0 0 0",
        })
        local explosionParticle2 = ents.CreateWithKeys("info_particle_system",{
            ["start_active"] = "0",
            ["flag_as_weather"] = "0",
            ["effect_name"] = "rd_robot_explosion_smoke_linger",
            ["origin"] = botOrigin,
            ["angles"] = "0 0 0",
        })

        explosionParticle:AcceptInput("Start")
        explosionParticle2:AcceptInput("Start")

        local sphereResults = ents.FindInSphere(caller:GetAbsOrigin(), 150 * explosion_radius * (1 + (upgradeLevel/2)))	

        local dmgTable = {
            Attacker = activator, -- Attacker
            Inflictor = nil, -- Direct cause of damage, usually a projectile
            Weapon = activator:GetPlayerItemBySlot(2),
            Damage = 100 * upgradeLevel * dmg_mult,
            DamageType = DMG_BLAST, -- Damage type, see DMG_* globals. Can be combined with | operator
            DamageCustom = nil, -- Custom damage type, see TF_DMG_* globals
            CritType = 0, -- Crit type, 0 = no crit, 1 = mini crit, 2 = normal crit
            DamagePosition = nil, -- Where the target was hit at
            DamageForce = nil, -- Knockback force of the attack
            ReportedPosition = nil -- Where the attacker attacked from
        }	
        
        if sphereResults then
			for _, entity in pairs(sphereResults) do
					if entity:IsPlayer() and entity:IsAlive() and entity.m_iTeamNum ~= activator.m_iTeamNum then
							entity:TakeDamage(dmgTable)
                            entity:AddCond(30, 4, entity)
						end
					end
		end
    end)
end