-- variables
placed = false
position = 0
angleb = 0

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

SWEP.HoldType = "normal"

if CLIENT then
   SWEP.PrintName           = "Spy Camera"
   SWEP.Slot                = 7

   SWEP.ViewModelFOV = 10

   SWEP.EquipMenuData = {
      type="Weapon + Active use item",
      model="models/dav0r/camera.mdl",
      desc=""
   };

   SWEP.Icon = "VGUI/ttt/icon_radio"
end

SWEP.Base = "weapon_tttbase"

SWEP.ViewModel          = "models/weapons/v_crowbar.mdl"
SWEP.WorldModel         = "models/dav0r/camera.mdl"
SWEP.DrawCrosshair      = true
SWEP.ViewModelFlip      = false
SWEP.Primary.ClipSize       = -1
SWEP.Primary.DefaultClip    = -1
SWEP.Primary.Automatic      = true
SWEP.Primary.Ammo       = "none"
SWEP.Primary.Delay = 1.0

SWEP.Secondary.ClipSize     = -1
SWEP.Secondary.DefaultClip  = -1
SWEP.Secondary.Automatic    = true
SWEP.Secondary.Ammo     = "none"
SWEP.Secondary.Delay = 1.0

SWEP.Kind = WEAPON_EQUIP2
SWEP.CanBuy = {ROLE_TRAITOR}
SWEP.LimitedStock = true
SWEP.WeaponID = AMMO_CAMERA


SWEP.AllowDrop = false

SWEP.NoSights = true

function SWEP:OnDrop()
   self:Remove()
end

function SWEP:PrimaryAttack()
   self.Weapon:SetNextPrimaryFire( CurTime() + self.Primary.Delay )
   self:CameraStick()
end
function SWEP:SecondaryAttack()
   self.Weapon:SetNextSecondaryFire( CurTime() + self.Secondary.Delay )
   self:CameraStick()
end

local throwsound = Sound( "Weapon_SLAM.SatchelThrow" )

function SWEP:CameraStick()
   if SERVER then
      local ply = self.Owner
      if not ValidEntity(ply) then return end

      if self.Planted then return end

      local ignore = {ply, self.Weapon}
      local spos = ply:GetShootPos()
      local epos = spos + ply:GetAimVector() * 80
      local tr = util.TraceLine({start=spos, endpos=epos, filter=ignore, mask=MASK_SOLID})

      if tr.HitWorld then
         local camera = ents.Create("gmod_cameraprop")
         if ValidEntity(camera) then
            camera:PointAtEntity(ply)

            local tr_ent = util.TraceEntity({start=spos, endpos=epos, filter=ignore, mask=MASK_SOLID}, camera)

            if tr_ent.HitWorld then

               local ang = tr_ent.HitNormal:Angle()

               camera:SetPos(tr_ent.HitPos) -- + ang:Forward()
               camera:SetAngles(ang)
               camera:SetOwner(ply)
               camera:Spawn()

               local phys = camera:GetPhysicsObject()
               if ValidEntity(phys) then
                  phys:EnableMotion(false)
               end

               camera.IsOnWall = true

               self:Remove()

               self.Planted = true

               position = camera:GetPos()
               angleb = camera:GetAngles()
               placed = true
            end
         end
      end
   end
end

function SWEP:Reload()
   return false
end

function SWEP:OnRemove()
   if CLIENT and ValidEntity(self.Owner) and self.Owner == LocalPlayer() and self.Owner:Alive() then
      RunConsoleCommand("lastinv")
   end
end

if CLIENT then
   local hudtxt = {text="Click to place the radio", font="TabLarge", xalign=TEXT_ALIGN_RIGHT, pos={}}
   function SWEP:DrawHUD()
      hudtxt.pos[1] = ScrW() - 80
      hudtxt.pos[2] = ScrH() - 80
      draw.TextShadow(hudtxt, 2)
   end
end
-- Invisible, same hacks as holstered weapon


function SWEP:Deploy()
   if SERVER and IsValid(self.Owner) then
      self.Owner:DrawViewModel(false)
   end
   return true
end

function SWEP:DrawWorldModel()
end

function SWEP:DrawWorldModelTranslucent()
end

local function OriginCam()
                 local camera = ents.FindByName("camera")
                 local CamData = {}
                 CamData.angles = angleb
                 CamData.origin = position
                 CamData.x = 0
                 CamData.y = 0
                 CamData.w = ScrW() / 3
                 CamData.h = ScrH() / 3
                 if placed then
                 render.RenderView( CamData )
                 end
end

hook.Add("HUDPaint", "OriginCam", OriginCam)