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zp_goldenm4_dmg_multiplier 12

#include <amxmodx>
#include <fakemeta>
#include <fun>
#include <hamsandwich>
#include <cstrike>
#include <zombieplague>

#define is_valid_player(%1) (1 <= %1 <= 32)

new M4_V_MODEL[64] = "models/zombie_plague/v_golden_m4a1_UP.mdl"
new M4_P_MODEL[64] = "models/zombie_plague/p_golden_m4a1_UP.mdl"

/* Pcvars */
new cvar_dmgmultiplier, cvar_goldbullets,  cvar_custommodel, cvar_uclip

// Item ID
new g_itemid

new bool:g_HasM4[66]

new g_hasZoom[ 66 ]
new bullets[ 66 ]

// Sprite
new m_spriteTexture

const Wep_m4a1 = ((1<<CSW_M4A1))

public plugin_init()
{
   
   /* CVARS */
   cvar_dmgmultiplier = register_cvar("zp_goldenm4_dmg_multiplier", "6")
   cvar_custommodel = register_cvar("zp_goldenm4_custom_model", "1")
   cvar_goldbullets = register_cvar("zp_goldenm4_gold_bullets", "1")
   cvar_uclip = register_cvar("zp_goldenm4_unlimited_clip", "1")
   
   // Register The Plugin
   register_plugin("[ZP] Extra: Golden M4A1", "1.1", "Bill=Thailand=[UP]")
   // Register Zombie Plague extra item
   g_itemid = zp_register_extra_item("Golden M4A1", 20, ZP_TEAM_HUMAN)
   // Death Msg
   register_event("DeathMsg", "Death", "a")
   // Weapon Pick Up
   register_event("WeapPickup","checkModel","b","1=19")
   // Current Weapon Event
   register_event("CurWeapon","checkWeapon","be","1=1")
   register_event("CurWeapon", "make_tracer", "be", "1=1", "3>0")
   // Ham TakeDamage
   RegisterHam(Ham_TakeDamage, "player", "fw_TakeDamage")
   register_forward( FM_CmdStart, "fw_CmdStart" )
   RegisterHam(Ham_Spawn, "player", "fwHamPlayerSpawnPost", 1)
   
}

public client_connect(id)
{
   g_HasM4[id] = false
}

public client_disconnect(id)
{
   g_HasM4[id] = false
}

public Death()
{
   g_HasM4[read_data(2)] = false
}

public fwHamPlayerSpawnPost(id)
{
   g_HasM4[id] = false
}

public plugin_precache()
{
   precache_model(M4_V_MODEL)
   precache_model(M4_P_MODEL)
   m_spriteTexture = precache_model("sprites/dot.spr")
   precache_sound("weapons/zoom.wav")
}

public zp_user_infected_post(id)
{
   if (zp_get_user_zombie(id))
   {
      g_HasM4[id] = false
   }
}

public checkModel(id)
{
   if ( zp_get_user_zombie(id) )
      return PLUGIN_HANDLED
   
   new szWeapID = read_data(2)
   
   if ( szWeapID == CSW_M4A1 && g_HasM4[id] == true && get_pcvar_num(cvar_custommodel) )
   {
      set_pev(id, pev_viewmodel2, M4_V_MODEL)
      set_pev(id, pev_weaponmodel2, M4_P_MODEL)
   }
   return PLUGIN_HANDLED
}

public checkWeapon(id)
{
   new plrClip, plrAmmo, plrWeap[32]
   new plrWeapId
   
   plrWeapId = get_user_weapon(id, plrClip , plrAmmo)
   
   if (plrWeapId == CSW_M4A1 && g_HasM4[id])
   {
      checkModel(id)
   }
   else 
   {
      return PLUGIN_CONTINUE
   }
   
   if (plrClip == 0 && get_pcvar_num(cvar_uclip))
   {
      // If the user is out of ammo..
      get_weaponname(plrWeapId, plrWeap, 31)
      // Get the name of their weapon
      give_item(id, plrWeap)
      engclient_cmd(id, plrWeap) 
      engclient_cmd(id, plrWeap)
      engclient_cmd(id, plrWeap)
   }
   return PLUGIN_HANDLED
}



public fw_TakeDamage(victim, inflictor, attacker, Float:damage)
{
    if ( is_valid_player( attacker ) && get_user_weapon(attacker) == CSW_M4A1 && g_HasM4[attacker] )
    {
        SetHamParamFloat(4, damage * get_pcvar_float( cvar_dmgmultiplier ) )
    }
}

public fw_CmdStart( id, uc_handle, seed )
{
   if( !is_user_alive( id ) ) 
      return PLUGIN_HANDLED
   
   if( ( get_uc( uc_handle, UC_Buttons ) & IN_ATTACK2 ) && !( pev( id, pev_oldbuttons ) & IN_ATTACK2 ) )
   {
      new szClip, szAmmo
      new szWeapID = get_user_weapon( id, szClip, szAmmo )
      
      if( szWeapID == CSW_M4A1 && g_HasM4[id] == true && !g_hasZoom[id] == true)
      {
         g_hasZoom[id] = true
         cs_set_user_zoom( id, CS_SET_AUGSG552_ZOOM, 0 )
         emit_sound( id, CHAN_ITEM, "weapons/zoom.wav", 0.20, 2.40, 0, 100 )
      }
      
      else if ( szWeapID == CSW_M4A1 && g_HasM4[id] == true && g_hasZoom[id])
      {
         g_hasZoom[ id ] = false
         cs_set_user_zoom( id, CS_RESET_ZOOM, 0 )
         
      }
      
   }
   return PLUGIN_HANDLED
}


public make_tracer(id)
{
   if (get_pcvar_num(cvar_goldbullets))
   {
      new clip,ammo
      new wpnid = get_user_weapon(id,clip,ammo)
      new pteam[16]
      
      get_user_team(id, pteam, 15)
      
      if ((bullets[id] > clip) && (wpnid == CSW_M4A1) && g_HasM4[id]) 
      {
         new vec1[3], vec2[3]
         get_user_origin(id, vec1, 1) // origin; your camera point.
         get_user_origin(id, vec2, 4) // termina; where your bullet goes (4 is cs-only)
         
         
         //BEAMENTPOINTS
         message_begin( MSG_BROADCAST,SVC_TEMPENTITY)
         write_byte (0)     //TE_BEAMENTPOINTS 0
         write_coord(vec1[0])
         write_coord(vec1[1])
         write_coord(vec1[2])
         write_coord(vec2[0])
         write_coord(vec2[1])
         write_coord(vec2[2])
         write_short( m_spriteTexture )
         write_byte(1) // framestart
         write_byte(5) // framerate
         write_byte(2) // life
         write_byte(10) // width
         write_byte(0) // noise
         write_byte( 255 )     // r, g, b
         write_byte( 215 )       // r, g, b
         write_byte( 0 )       // r, g, b
         write_byte(200) // brightness
         write_byte(150) // speed
         message_end()
      }
   
      bullets[id] = clip
   }
   
}

public zp_extra_item_selected(player, itemid)
{
   if ( itemid == g_itemid )
   {
      if ( user_has_weapon(player, CSW_M4A1) )
      {
         drop_prim(player)
      }
      
      give_item(player, "weapon_m4a1")
      client_print(player, print_chat, "[ZP] You bought Golden M4A1")
      g_HasM4[player] = true;
   }
}

stock drop_prim(id) 
{
   new weapons[32], num
   get_user_weapons(id, weapons, num)
   for (new i = 0; i < num; i++) {
      if (Wep_m4a1 & (1<<weapons[i])) 
      {
         static wname[32]
         get_weaponname(weapons[i], wname, sizeof wname - 1)
         engclient_cmd(id, "drop", wname)
      }
   }
}