/*================================================================================

    -----------------------------------
    -*- [ZP] Class : BunnyHop Zombie -*-
    -----------------------------------

    ~~~~~~~~~~~~~~~
    - Description -
    ~~~~~~~~~~~~~~~

    Able to BunnyHop.

================================================================================*/
#include <amxmodx>
#include <fakemeta>
#include <zombieplague>
#include <zombiexp>

new g_zclass_bhzombie

new g_hasBhop[ 33 ]
new pcvar_enabled, pcvar_autojump

new bool:g_restorevel[33]
new Float:g_velocity[33][3]

new const zclass_name[] = { "Zombie Esqueleto" }
new const zclass_info[] = { "Hace Bunny" }
new const zclass_model[] = { "zombie_source" }
new const zclass_clawmodel[] = { "v_knife_zombie.mdl" }
const zclass_health = 3500
const zclass_speed = 250
const Float:zclass_gravity = 0.9
const Float:zclass_knockback = 0.0
const zclass_level = 65

public plugin_init()
{
        register_plugin("[ZP] Class : BunnyHop Zombie", "1.1", "ƒa†es™")

	register_event( "DeathMsg", "event_player_death", "a" )

	pcvar_enabled = register_cvar( "zp_bhzombie_bunnyhop_enabled", "1" )
	pcvar_autojump = register_cvar( "zp_bhzombie_autojump", "1" )

	register_forward( FM_PlayerPreThink, "forward_prethink" )
}

public plugin_precache()
{
	g_zclass_bhzombie = zpxp_register_zombie_class(zclass_name, zclass_info, zclass_model, zclass_clawmodel, zclass_health, zclass_speed, zclass_gravity, zclass_knockback, zclass_level)

	register_forward(FM_PlayerPreThink, "fw_PlayerPreThink")
	register_forward(FM_PlayerPreThink, "fw_PlayerPreThink_Post", 1)
}

public zp_user_infected_post(id, infector)
{
	if (zp_get_user_zombie_class(id) == g_zclass_bhzombie)
	{
		g_hasBhop[ id ] = true

		pev(id, pev_velocity, g_velocity[id])
	}
}

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

public event_player_death()
{
	g_hasBhop[ read_data( 2 ) ] = false
}

public forward_prethink( id )
{
	if(!is_user_alive(id) || !zp_get_user_zombie(id))
 		return PLUGIN_CONTINUE

        if (zp_get_user_zombie_class(id) != g_zclass_bhzombie)
		return PLUGIN_CONTINUE

	if( get_pcvar_num( pcvar_enabled ) )
	{
		set_pev( id, pev_fuser2, 0.0 )

		if( get_pcvar_num( pcvar_autojump ) && pev( id, pev_button ) & IN_JUMP )
		{
			new szFlags = pev( id, pev_flags )
			if( !( szFlags & FL_WATERJUMP ) && pev( id, pev_waterlevel ) < 2 && szFlags & FL_ONGROUND )
			{
				new Float: szVelocity[ 3 ]
				pev( id, pev_velocity, szVelocity)
				szVelocity[ 2 ] += 250.0
				set_pev( id, pev_velocity, szVelocity )
				set_pev( id, pev_gaitsequence, 6 )
			}
		}
	}
        return FMRES_IGNORED
}

public fw_PlayerPreThink(id)
{
	if ( !is_user_alive(id) || !is_user_bot(id) || !zp_get_user_zombie(id) )
		return FMRES_IGNORED

	if (zp_get_user_zombie_class(id) != g_zclass_bhzombie)
		return FMRES_IGNORED

	if (pev(id, pev_flags) & FL_ONGROUND)
	{
		pev(id, pev_velocity, g_velocity[id])

		g_restorevel[id] = true
	}
	return FMRES_IGNORED
}

public fw_PlayerPreThink_Post(id)
{
	if (zp_get_user_zombie_class(id) != g_zclass_bhzombie)
		return FMRES_IGNORED

	if (g_restorevel[id])
	{
		g_restorevel[id] = false

		if (!(pev(id, pev_flags) & FL_ONTRAIN))
		{
			new groundent = pev(id, pev_groundentity)

			if (pev_valid(groundent) && (pev(groundent, pev_flags) & FL_CONVEYOR))
			{
				static Float:vecTemp[3]

				pev(id, pev_basevelocity, vecTemp)

				g_velocity[id][0] += vecTemp[0]
				g_velocity[id][1] += vecTemp[1]
				g_velocity[id][2] += vecTemp[2]
			}

			set_pev(id, pev_velocity, g_velocity[id])

			return FMRES_HANDLED
		}
	}
	return FMRES_IGNORED
}