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//==============================================================================
// Wizard (Scrag) Magic Missile
//==============================================================================

//======================================================================
// This is a weird one. The Wizard spawns an entity with a think
// function that then spawns the actual missile. So we're dealing with
// two temporary entities: the projectile (wizardmissile), and the thing
// that creates it (wizardspell). -- CEV
//======================================================================

//======================================================================
// constants
//======================================================================

const float WIZMIS_DIRECT_DAMAGE = 9;   // direct damage; 9 is id1
const float WIZMIS_SPLASH_DAMAGE = 9;   // splash damage
const float WIZMIS_EXPLOD_DAMAGE = 50;  // big damage. explody scrag should
                                        // be beefy. dmg for direct & splash
const float WIZMIS_SPEED = 600;         // id1 magic missile speed 600ups

const vector WIZMIS_MINS = '0 0 0';     // let's not change this -- CEV
const vector WIZMIS_MAXS = '0 0 0';     //

//======================================================================
// forward declarations
//======================================================================

// projectile_wizardmissile
void() base_wizardmissile_touch;
entity(entity src, vector org, vector vel) spawn_projectile_wizardmissile;
void(entity e) projectile_wizardmissile_init;
strip void() projectile_wizardmissile;

// projectile_wizardspell
void() projectile_wizardspell_think;
entity(entity src, vector org, vector mdir, float nt)
                spawn_projectile_wizardspell;
void(entity e) projectile_wizardspell_init;
strip void() projectile_wizardspell;

//------------------------------------------------------------------------------

//----------------------------------------------------------------------
// class projectile_wizardmissile: base_projectile
// {
        //--------------------------------------------------------------
        // adapted from spike_touch -- CEV
        //--------------------------------------------------------------
        void() base_wizardmissile_touch =
        {
                if (other.takedamage)
                {
                        spawn_touchblood (self.direct_damage);
                        t_damage2 (other, self, self.owner, self.direct_damage);
                }
                else
                {
                        WriteByte (MSG_BROADCAST, SVC_TEMPENTITY);
                        if (self.owner.snd_hit != __NULL__ &&
                                self.owner.snd_hit != "")
                        {
                                // dumptruck_ds
                                sound (self, CHAN_WEAPON, self.owner.snd_hit,
                                        VOL_HIGH, ATTN_STATIC);
                                WriteByte (MSG_BROADCAST, TE_WIZSPIKE);
                        }
                        else
                        {
                                WriteByte (MSG_BROADCAST, TE_WIZSPIKE);
                        }
                        WriteCoord (MSG_BROADCAST, self.origin_x);
                        WriteCoord (MSG_BROADCAST, self.origin_y);
                        WriteCoord (MSG_BROADCAST, self.origin_z);
                }

                remove (self);
        };

        //--------------------------------------------------------------
        entity(entity src, vector org, vector vel)
                spawn_projectile_wizardmissile =
        {
                local entity e = spawn ();
                e.owner = src;
                e.enemy = src.enemy;
                e.origin = org;
                e.velocity = vel;
                e.avelocity = src.cust_avelocity;
                e.proj_basespeed = src.proj_basespeed;
                e.proj_speed_mod = src.proj_speed_mod;
                e.projexpl = src.projexpl;
                // damage
                // e.direct_damage = direct;
                // e.splash_damage = splash;
                // model, skin, & sounds
                e.mdl_proj = src.mdl_proj;
                e.skin_proj = src.skin_proj;
                e.snd_hit = src.snd_hit;

                projectile_wizardmissile_init (e);
                return e;
        };

        //--------------------------------------------------------------
        void(entity e) projectile_wizardmissile_init =
        {
                base_projectile_init (e);

                e.classname = "wizspike";
                e.classtype = CT_PROJECTILE_WIZARDMISSILE;
                e.movetype = MOVETYPE_FLYMISSILE;
                e.solid = SOLID_BBOX;
                if (base_projectile_parse_projexpl(e.projexpl, 0))
                        e.aflag |= PROJECTILE_EXPLOSIVE;
                e.angles = vectoangles (e.velocity);

                if (!e.proj_basespeed)
                        e.proj_basespeed = WIZMIS_SPEED;

                if (!e.direct_damage)
                        if (e.aflag & PROJECTILE_EXPLOSIVE)
                                e.direct_damage = WIZMIS_EXPLOD_DAMAGE;
                        else
                                e.direct_damage = WIZMIS_DIRECT_DAMAGE;

                if (!e.splash_damage)
                        if (e.aflag & PROJECTILE_EXPLOSIVE)
                                e.splash_damage = WIZMIS_EXPLOD_DAMAGE;
                        else
                                e.splash_damage = WIZMIS_SPLASH_DAMAGE;

                // dumptruck_ds custom_mdls
                if (e.mdl_proj != "")
                        setmodel (e, e.mdl_proj);
                else
                        setmodel (e, "progs/w_spike.mdl");

                // dumptruck_ds
                if (e.skin_proj)
                        e.skin = e.skin_proj;
                else
                        e.skin = 0;

                if (e.homing > 0 || e.owner.homing > 0)
                {
                        base_projectile_setup_homing (e,
                                self.proj_basespeed * self.proj_speed_mod);
                }
                else
                {
                        // SetSpeed
                        e.think = sub_remove;
                        e.nextthink = time + 5;
                }

                setsize (e, WIZMIS_MINS, WIZMIS_MAXS);
                setorigin (e, e.origin);
        };

        //--------------------------------------------------------------
        strip void() projectile_wizardmissile =
        {
                projectile_wizardmissile_init (self);
        };
// };

//----------------------------------------------------------------------
// class projectile_wizardspell: base_tempentity
// {
        //==============================================================
        // If the player moves behind cover before the missile is launched,
        // launch it at the last visible spot with no velocity leading,
        // in hopes that the player will duck back out and catch it.
        //==============================================================

        //--------------------------------------------------------------
        // Wizard missile think function
        //--------------------------------------------------------------
        void() projectile_wizardspell_think =
        {
                // make sure owner is still alive
                if (self.owner && self.owner.health > 0)
                {
                        self.owner.effects |= EF_MUZZLEFLASH;

                        makevectors (self.enemy.angles);
                        local vector dir = normalize ((self.enemy.origin - 13 *
                                self.movedir) - self.origin);

                        // SetSpeed (newmis, vec, projspeed);
                        dir *= min (self.proj_basespeed * (self.proj_speed_mod ?
                                self.proj_speed_mod : 1), world_maxvelocity);

                        spawn_projectile_wizardmissile (
                                self.owner, self.origin, dir);
                }

                self.think = sub_remove;
                self.nextthink = time + 0.1;
        };

        //--------------------------------------------------------------
        entity(entity src, vector org, vector mdir, float nt)
                spawn_projectile_wizardspell =
        {
                local entity e = spawn ();
                e.owner = src;
                e.enemy = src.enemy;
                e.origin = org;
                e.movedir = mdir;
                e.proj_basespeed = src.proj_basespeed;
                e.proj_speed_mod = src.proj_speed_mod;
                e.projexpl = src.projexpl;

                projectile_wizardspell_init (e);

                e.nextthink = nt;
                return e;
        };

        //--------------------------------------------------------------
        void(entity e) projectile_wizardspell_init =
        {
                base_tempentity_init (e);

                e.classname = "projectile_wizardspell";
                e.classtype = CT_TEMP_WIZARDSPELL;
                e.think = projectile_wizardspell_think;

                if (!e.proj_basespeed)
                        e.proj_basespeed = WIZMIS_SPEED;

                setsize (e, '0 0 0', '0 0 0');
                setorigin (e, e.origin);
        };

        //--------------------------------------------------------------
        strip void() projectile_wizardspell =
        {
                projectile_wizardspell_init (self);

        };
// };