#include maps\mp\zombies\_zm_ai_screecher;
#include common_scripts\utility;
#include maps\mp\_utility;
#include maps\mp\zombies\_zm_utility;
#include maps\mp\_visionset_mgr;
#include maps\mp\animscripts\zm_shared;
#include maps\mp\zombies\_zm_spawner;
#include maps\mp\gametypes_zm\_hud_util;
#include maps\mp\zombies\_zm_laststand;
#include maps\mp\zombies\_zm_audio;
#include maps\mp\zombies\_zm_stats;

screecher_spawning_logic()
{
    level endon( "intermission" );

    if ( level.intermission )
        return;

    if ( level.screecher_spawners.size < 1 )
    {
        return;
    }

    while ( true )
    {
        while ( !isdefined( level.zombie_screecher_locations ) || level.zombie_screecher_locations.size <= 0 )
            wait 0.1;

        // while ( getdvarint( _hash_B0C0D38F ) )
        //     wait 0.1;

        if ( !flag( "spawn_zombies" ) )
            flag_wait( "spawn_zombies" );

        valid_players_in_screecher_zone = 0;
        valid_players = [];

        while ( valid_players_in_screecher_zone <= level.zombie_screecher_count )
        {
            players = getplayers();
            valid_players_in_screecher_zone = 0;

            for ( p = 0; p < players.size; p++ )
            {
                if ( is_player_valid( players[p] ) && player_in_screecher_zone( players[p] ) && !isdefined( players[p].screecher ) )
                {
                    valid_players_in_screecher_zone++;
                    valid_players[valid_players.size] = players[p];
                }
            }

            wait 0.1;
        }

        if ( !isdefined( level.zombie_screecher_locations ) || level.zombie_screecher_locations.size <= 0 )
            continue;

        valid_players = array_randomize( valid_players );

        spawn_points = get_array_of_closest( valid_players[0].origin, level.zombie_screecher_locations );
        spawn_point = undefined;

        if ( !isdefined( spawn_points ) || spawn_points.size == 0 )
        {
            wait 0.1;
            continue;
        }

        if ( !isdefined( level.last_spawn ) )
        {
            level.last_spawn_index = 0;
            level.last_spawn = [];
            level.last_spawn[level.last_spawn_index] = spawn_points[0];
            level.last_spawn_index = 1;
            spawn_point = spawn_points[0];
        }
        else
        {
            foreach ( point in spawn_points )
            {
                if ( point == level.last_spawn[0] )
                    continue;

                if ( isdefined( level.last_spawn[1] ) && point == level.last_spawn[1] )
                    continue;

                spawn_point = point;
                level.last_spawn[level.last_spawn_index] = spawn_point;
                level.last_spawn_index++;

                if ( level.last_spawn_index > 1 )
                    level.last_spawn_index = 0;

                break;
            }
        }

        if ( !isdefined( spawn_point ) )
            spawn_point = spawn_points[0];

        if ( isdefined( level.screecher_spawners ) )
        {
            spawner = random( level.screecher_spawners );
            ai = spawn_zombie( spawner, spawner.targetname, spawn_point );
        }

        if ( isdefined( ai ) )
        {
            ai.spawn_point = spawn_point;
            level.zombie_screecher_count++;
        }

        wait 5;
    }
}

screecher_melee_damage( player )
{
    melee_score = 0;
    if ( player hasweapon( "tazer_knuckles_zm" ) )
    {
        melee_score = 30;
    }
    else if ( player hasweapon( "bowie_knife_zm" ) )
    {
        melee_score = 15;
    }
    else
    {
        melee_score = 10;
    }

    if ( self.screecher_score > 0 )
    {
        if ( melee_score > self.screecher_score )
        {
            self.screecher_score = 0;
        }
        else
        {
            self.screecher_score -= melee_score;
        }
    }

    if ( self.screecher_score <= 0 )
    {
        self.player_score += melee_score;
    }

    self playsound( "zmb_vocals_screecher_pain" );

    if ( level.zombie_vars[player.team]["zombie_insta_kill"] )
        self.player_score = 30;
    else
        player thread do_player_general_vox( "general", "screecher_cut" );

    self screecher_check_score();
}

screecher_detach( player )
{
    self endon( "death" );
    self.state = "detached";

    if ( !isdefined( self.linked_ent ) )
        return;

    if ( isdefined( player ) )
    {
        player clientnotify( "scrEnd" );

        player allowprone( 1 );

        player takeweapon( "screecher_arms_zm" );

        // if ( !getdvarint( _hash_E7EF8EB7 ) )
        player stoppoisoning();

        if ( !player maps\mp\zombies\_zm_laststand::player_is_in_laststand() && !( isdefined( player.intermission ) && player.intermission ) )
            player decrement_is_drinking();

        if ( isdefined( player.screecher_weapon ) && player.screecher_weapon != "none" && is_player_valid( player ) && !is_equipment_that_blocks_purchase( player.screecher_weapon ) )
            player switchtoweapon( player.screecher_weapon );
        else if ( !player maps\mp\zombies\_zm_laststand::player_is_in_laststand() )
        {
            primaryweapons = player getweaponslistprimaries();

            if ( isdefined( primaryweapons ) && primaryweapons.size > 0 )
                player switchtoweapon( primaryweapons[0] );
        }

        player.screecher_weapon = undefined;
    }

    self unlink();
    self setclientfield( "render_third_person", 0 );

    if ( isdefined( self.linked_ent ) )
    {
        self.linked_ent.screecher = undefined;
        self.linked_ent setmovespeedscale( 1 );
        self.linked_ent = undefined;
    }

    self.green_light = player.green_light;
    self animcustom( ::screecher_jump_down );

    self waittill( "jump_down_done" );

    maps\mp\_visionset_mgr::vsmgr_deactivate( "overlay", "zm_ai_screecher_blur", player );
    self animmode( "normal" );
    self.ignoreall = 1;
    self setplayercollision( 1 );

    if ( isdefined( level.screecher_should_burrow ) )
    {
        if ( self [[ level.screecher_should_burrow ]]() )
        {
            return;
        }
    }

    self thread screecher_runaway();
}

screecher_cleanup()
{
    self waittill( "death", attacker );

    if ( isdefined( attacker ) && isplayer( attacker ) )
    {
        if ( isdefined( self.damagelocation ) && isdefined( self.damagemod ) )
            level thread maps\mp\zombies\_zm_audio::player_zombie_kill_vox( self.damagelocation, attacker, self.damagemod, self );
    }

    if ( isdefined( self.loopsoundent ) )
    {
        self.loopsoundent delete();
        self.loopsoundent = undefined;
    }

    player = self.linked_ent;

    if ( isdefined( player ) )
    {
        player playsound( "zmb_vocals_screecher_death" );
        player setmovespeedscale( 1 );
        maps\mp\_visionset_mgr::vsmgr_deactivate( "overlay", "zm_ai_screecher_blur", player );

        if ( isdefined( player.screecher_weapon ) )
        {
            player clientnotify( "scrEnd" );

            player allowprone( 1 );

            player takeweapon( "screecher_arms_zm" );

            // if ( !getdvarint( _hash_E7EF8EB7 ) )
            player stoppoisoning();

            if ( !player maps\mp\zombies\_zm_laststand::player_is_in_laststand() && !( isdefined( player.intermission ) && player.intermission ) )
                player decrement_is_drinking();

            if ( player.screecher_weapon != "none" && is_player_valid( player ) )
                player switchtoweapon( player.screecher_weapon );
            else
            {
                primaryweapons = player getweaponslistprimaries();

                if ( isdefined( primaryweapons ) && primaryweapons.size > 0 )
                    player switchtoweapon( primaryweapons[0] );
            }

            player.screecher_weapon = undefined;
        }
    }

    if ( isdefined( self.claw_fx ) )
        self.claw_fx destroy();

    if ( isdefined( self.anchor ) )
        self.anchor delete();

    if ( isdefined( level.screecher_cleanup ) )
        self [[ level.screecher_cleanup ]]();

    if ( level.zombie_screecher_count > 0 )
    {
        level.zombie_screecher_count--;
    }
}