if (SHARED) then

	SWEP.Category				= BTB.BaseName
	SWEP.Spawnable				= true
	SWEP.AdminSpawnable			= true

	SWEP.Base					= "swep_btb_base"

	SWEP.ShellModel				= "models/weapons/rifleshell.mdl"
	SWEP.ShellScale				= 0.75

	SWEP.ViewModel				= "models/weapons/btb/v_cheytec.mdl"
	SWEP.WorldModel				= "models/weapons/btb/w_cheytec.mdl"
	SWEP.AnimPrefix				= "python"
	SWEP.HoldType				= "revolver"

	SWEP.m_bFiresUnderwater		= false
	SWEP.m_fFireDuration		= 0.0
	SWEP.m_nShotsFired 			= 0.0

	SWEP.Primary.Empty			= "BTB_SNIPERRIFLE.Empty"
	SWEP.Primary.Sound			= "BTB_Cheytec.Fire"
	SWEP.Primary.Damage			= 125
	SWEP.Primary.NumShots		= 1
	SWEP.Primary.NumAmmo		= SWEP.Primary.NumShots
	SWEP.Primary.Cone			= VECTOR_CONE_8DEGREES
	SWEP.Primary.ClipSize		= 5
	SWEP.Primary.Delay			= 0.085
	SWEP.Primary.DefaultClip	= 5
	SWEP.Primary.Automatic		= false
	SWEP.Primary.Ammo			= "357"
	SWEP.Primary.Tracer			= 2

	SWEP.IronFOV				= 15

	SWEP.Secondary.ClipSize		= -1
	SWEP.Secondary.DefaultClip	= -1

	SWEP.HipHoldType 			= "ar2"
	SWEP.AimHoldType 			= "ar2"
	SWEP.LowHoldType 			= "passive"

	SWEP.Effect					= {}
	SWEP.Effect.MuzzleScale		= 5.0

	-- functions
	SWEP.Reload					= nil

end

if (SERVER) then
	AddCSLuaFile("shared.lua")
end

if (CLIENT) then
	killicon.Add("weapon_btb_cheytec","vgui/entities/weapon_btb_cheytec",Color(255,255,255,255))
end

SWEP.m_flKickTime	= engine.CurTime()
SWEP.m_flKickBoost 	= 0.0

function SWEP:PrimaryAttack()

	local player = self:GetOwner()

	if self:CanPrimaryAttack() then

		self.m_nShotsFired = self.m_nShotsFired + 1

		if self:Clip1() <= 0 and self.Primary.ClipSize > -1 then

			self:EmitSound(self.Primary.Empty)
			self:SetNextFireDelay(0.35)

			return
		end

		if self.m_bIsUnderwater and !self.m_bFiresUnderwater then
			self:EmitSound(self.Primary.Empty)
			self:SetNextFireDelay(0.35)
			return
		end

		if self:GetClipSize() > -1 and self:Clip1() == 0 or self:GetClipSize() <= -1 and !self:GetAmmoCount() then
			return
		end

		self:SendWeaponAnim(self:GetFireActivity())
		self.m_flDuration = self:SequenceDuration()

		local iBulletsToFire 	= 0
		local fireRate 			= self.Primary.Delay

		self:EmitSound(self.Primary.Sound)
		self:SetNextFireDelay(self.m_flDuration)

		iBulletsToFire = iBulletsToFire + self.Primary.NumShots

		if self:GetClipSize() > -1 then

			if iBulletsToFire > self:Clip1() then
				iBulletsToFire = self:Clip1()
			end

		end

		self:ShootBullet(self.Primary.Damage,iBulletsToFire,self.Primary.DynamicCone)


	end

end

function SWEP:Bolt()

	self:SendWeaponAnim(ACT_SHOTGUN_PUMP)
	self:SetNextFireDelay(self:SequenceDuration())
	self:TakePrimaryAmmo(self.Primary.NumAmmo)

	self.m_bReloading = false

end

function SWEP:PrimaryAttack()

	local player = self:GetOwner()

	if !self:CanPrimaryAttack() then
		return
	end

	if self.m_bNeedsBolt then
		return
	end

	self.m_bDelayedFire1 = false

	local player = self:GetOwner()

	if player:IsValid() then

		if (self:Clip1() <= 0 and self:ClipSize() > -1) or (self:ClipSize() <= -1 or self:GetAmmoCount() <= 0) then

			if self:GetAmmoCount() <= 0 then
				self:DryFire()
				return
			else
				self:StartReload()
				return
			end

		elseif player:WaterLevel() >= 3 and self.m_bFiresUnderwater == false then
			self:EmitSound(self.Primary.Empty)
			self:SetNextFireDelay(0.2)
			self.m_flNextPrimaryAttack = engine.CurTime() + 0.2
			return

		else

	--		If the firing button was just pressed, reset the firing time
			if player:KeyPressed(IN_ATTACK) then
				self:SetNextFireDelay(engine.CurTime())
				self.m_flNextPrimaryAttack = engine.CurTime()
			end

		end

		if !player:IsNPC() then
			self:EmitSound(self.Primary.Sound)
		else
			self:EmitSound(self.Primary.SoundNPC)
		end

		self:SendWeaponAnim(ACT_VM_PRIMARYATTACK)
		self.m_flDuration = self:SequenceDuration()

--		Don't fire again until fire animation has completed
		self:SetNextFireDelay(self.m_flDuration)
		self.m_flNextPrimaryAttack = engine.CurTime() + self.m_flDuration

		self:TakePrimaryAmmo(self.Primary.NumAmmo)

		player:SetAnimation(PLAYER_ATTACK1)

		self:ShootBullet(self.Primary.Damage,self.Primary.NumShots,self.Primary.DynamicCone)

		local punchAngle 	= Angle(0,0,0)
		punchAngle.p 		= math.abs(self.Primary.Damage / 30.0) *-1
		punchAngle.y 		= punchAngle.p *-1 * math.sin(engine.CurTime() * math.random(10,20))

		if engine.CurTime() < self.m_flKickTime then

			punchAngle.p = punchAngle.p * self.m_flKickBoost * 1.0
			punchAngle.y = punchAngle.y * self.m_flKickBoost * 0.5

			self.m_flKickBoost = self.m_flKickBoost + 0.5
		else
			self.m_flKickBoost = 1.0
		end

		if (game.SinglePlayer() and SERVER) or (!game.SinglePlayer() and CLIENT) then
			if prediction.IsFirstTimePredicted() then
				player:RecoilPush(punchAngle,1.0,3,18)
			end
		end

		if prediction.IsFirstTimePredicted() then
			self:MuzzleSmoke(self.Attachment["muzzle"])
		end

		self.m_flKickTime = engine.CurTime() + self.m_flDuration
		self.m_bNeedsBolt = true

	end

end

function SWEP:SecondaryAttack()
	return false
end

function SWEP:StartReload()

	if !prediction.IsFirstTimePredicted() then
		return
	end

	if self.m_bNeedsBolt then
		return false
	end

	local player  = self:GetOwner()

	if player:IsValid() then

		if self:Clip1() >= self:GetClipSize() or self:GetAmmoCount() <= 0 then
			return false
		end

		local j = math.min(1,self:GetAmmoCount())

		if j <= 0 then
			return false
		end

		self:SendWeaponAnim(ACT_SHOTGUN_RELOAD_START)
		self.m_flDuration = self:SequenceDuration()

		timer.Simple(self.m_flDuration * 0.5,function()

			if self:IsValid() then
				self:FillClip()
			end

		end)

		player:SetAnimation(PLAYER_RELOAD)

		self:SetNextFireDelay(self.m_flDuration)

		self.m_flNextAttack 		= engine.CurTime()
		self.m_flNextPrimaryAttack 	= engine.CurTime() + self.m_flDuration

		self.m_bReloading 			= true

		self:SetNetworkedBool("Reloading",self.m_bReloading)

		return true
	end

end

function SWEP:Reload(m_bReloading)

	if !IsFirstTimePredicted() then
		return
	end

	if !m_bReloading then
		return
	end

	if self:Clip1() >= self:GetClipSize() or self:GetAmmoCount() <= 0 then
		return false
	end

	local j = math.min(1,self:GetAmmoCount())

	if j <= 0 then
		return false
	end

	self:FillClip()

	local player  = self:GetOwner()

	if player:IsValid() then

		self:SendWeaponAnim(ACT_VM_RELOAD)

		self:SetNextFireDelay(self:SequenceDuration())
		self.m_flNextAttack 		= engine.CurTime()
		self.m_flNextPrimaryAttack 	= engine.CurTime() + self:SequenceDuration()

		return true

	end

end

function SWEP:FinishReload()

	self:SetBodygroup(1,1)

	self.m_bReloading = false

	self:SendWeaponAnim(ACT_SHOTGUN_RELOAD_FINISH)

	self:SetNextFireDelay(self:SequenceDuration())
	self.m_flNextAttack			= engine.CurTime()
	self.m_flNextPrimaryAttack 	= engine.CurTime() + self:SequenceDuration()

	self.m_bReloading 			= false

	self:SetNetworkedBool("Reloading",self.m_bReloading)

end

function SWEP:FillClip()

	local player  = self:GetOwner()

	if player:IsValid() then

		if self:GetAmmoCount() > 0 then

			if self:Clip1() < self:GetClipSize() then
				self:SetClip1(self:Clip1() + 1)
				player:RemoveAmmo(1,self.Primary.Ammo)
			end

		end

	end

end

function SWEP:Bolt()

	local player  = self:GetOwner()

	if player:IsValid() then

		self.m_bNeedsBolt = false

		if self.m_bDelayedReload then
			self.m_bDelayedReload = false
			self:StartReload()
		end

		self:SendWeaponAnim(ACT_SHOTGUN_PUMP)

		self:SetNextFireDelay(self:SequenceDuration())

		self.m_flNextAttack			= engine.CurTime() + self:SequenceDuration()
		self.m_flNextPrimaryAttack	= engine.CurTime() + self:SequenceDuration()

	end

end

function SWEP:Think()

	local player = self:GetOwner()

	if !player then
		return
	end

	if self.m_bNeedsBolt and player:KeyDown(IN_RELOAD) then
		self.m_bDelayedReload = true
	end

	if self.m_bReloading then

-- 		If I'm primary firing and have one round stop reloading and fire...
		if player:KeyDown(IN_ATTACK) and self:Clip1() >= 1 and !self.m_bNeedsBolt then
			self.m_bReloading		= false
			self.m_bNeedsBolt		= false
			self.m_bDelayedFire1 	= true

--		If I'm secondary firing and have two rounds stop reloading and fire
		elseif player:KeyDown(IN_ATTACK2) and self:Clip1() >= 2 and !self.m_bNeedsBolt then
			self.m_bReloading		= false
			self.m_bNeedsBolt		= false

--		Reloading
		elseif self.m_flNextPrimaryAttack <= engine.CurTime() then

--			If we're out of ammo, finish reloading
			if self:GetAmmoCount() <= 0 then
				self:FinishReload()
				return
			end

--			If clip isn't full, reload again
			if self:Clip1() < self:GetClipSize() then
				self:Reload(self.m_bReloading)
				return
			else
--				Clip full, stop reloading
				self:FinishReload()
				return
			end
		end
	else
-- 		Make shotgun shell invisible
		self:SetBodygroup(1,1)
	end

	if self.m_bNeedsBolt and self.m_flNextPrimaryAttack <= engine.CurTime() then
		self:Bolt()
		return
	end

	if player:KeyDown(IN_RELOAD) and self:GetClipSize() > -1 and !self.m_bReloading then
		if !player:KeyDown(IN_ATTACK) and !player:KeyDown(IN_ATTACK2) then
-- 			Reload when reload is pressed, or if no buttons are down and weapon is empty
			self:StartReload()
		end
	else
-- 		No attack buttons down
		self.m_bFireOnEmpty = false

		if self:Ammo1() <= 0 and self.m_flNextPrimaryAttack < engine.CurTime() then
			return
		else
--			Weapon is useable. Reload if empty and weapon has waited as long as it has to after firing.
			if self:Clip1() <= 0 and self.m_flNextPrimaryAttack < engine.CurTime() then
				if self:StartReload() then
--					If we've successfully started to reload, we're done
					return
				end
			end
		end

		return
	end

end

function SWEP:HandleAccuracy()

	local player = self:GetOwner()

	local velocity = player:GetVelocity():Length2D() * 0.00050

	self.Primary.DynamicCone = self.Primary.Cone + Vector(velocity,velocity,velocity)

	if self:InIronsights() then
		self.Primary.DynamicCone = self.Primary.DynamicCone * 0.0001
	end

	if !player:OnGround() then
		self.Primary.DynamicCone = self.Primary.DynamicCone * 3.0
	else
		if player:KeyDown(IN_DUCK) then
			self.Primary.DynamicCone = self.Primary.DynamicCone * 0.5
		end
	end

	self.Primary.DynamicCone = self.Primary.DynamicCone

end

local iron_sensitivity = CreateClientConVar("btb_iron_sensitivity",0.5,true,false)

function SWEP:AdjustMouseSensitivity(m_flSensitivity)

	local player = self:GetOwner()

	m_flSensitivity = 1.0

	if self:InIronsights() then

		m_flSensitivity = m_flSensitivity * iron_sensitivity:GetFloat() * 0.15

		if player:KeyDown(IN_SPEED) then
			m_flSensitivity = m_flSensitivity * 0.25
		end

	end

	return m_flSensitivity
end