#include sdktools
#include sdkhooks

#pragma semicolon 1
#pragma newdecls required

public void OnPluginStart()
{
    RegConsoleCmd("sm_drop", iDrop);
}

public Action iDrop(int client, int args)
{
    if(IsClientInGame(client) && GetClientTeam(client) == 2)
    {
        int iCurrentWeapon = GetEntPropEnt(client, Prop_Send, "m_hActiveWeapon");
        if(IsValidEntity(iCurrentWeapon))
        {
            SDKCallWeaponDrop(client, iCurrentWeapon);
        }
    }
    return Plugin_Handled;
}

stock void SDKCallWeaponDrop(int client, int weapon)
{
    float vecAngles[3], vecTarget[3], vecVelocity[3];
    if (GetPlayerEye(client, vecTarget))
    {
        GetClientEyeAngles(client, vecAngles);
        GetAngleVectors(vecAngles, vecVelocity, NULL_VECTOR, NULL_VECTOR);
        vecVelocity[0] *= 425.0;
        vecVelocity[1] *= 375.0;
        vecVelocity[2] *= 350.0;

        SDKHooks_DropWeapon(client, weapon, NULL_VECTOR, NULL_VECTOR);

        TeleportEntity(weapon, NULL_VECTOR, NULL_VECTOR, vecVelocity);
    }
}

stock bool GetPlayerEye(int client, float vecTarget[3])
{
    float Origin[3], Angles[3];
    GetClientEyePosition(client, Origin);
    GetClientEyeAngles(client, Angles);

    Handle trace = TR_TraceRayFilterEx(Origin, Angles, MASK_SHOT, RayType_Infinite, TraceEntityFilterPlayer);
    if (TR_DidHit(trace))
    {
        TR_GetEndPosition(vecTarget, trace);
        CloseHandle(trace);
        return true;
    }
    CloseHandle(trace);
    return false;
}

public bool TraceEntityFilterPlayer(int entity, int contentsMask)
{
    return entity > GetMaxClients() || !entity;
}