Press n or j to go to the next uncovered block, b, p or k for the previous block.
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73x 73x 73x 73x 73x 73x 73x 73x 73x 73x 73x 73x 73x 73x 73x 73x 73x 73x | // zap.js -- Full port of zap.c from NetHack 3.7
// Wand/spell/breath zap effects, beam propagation, damage handling
import { game } from './gstate.js';
import { closed_door } from './monmove.js';
import { Blind, Breathless, Cold_resistance, Deaf, Fire_resistance, Hallucination, HStun, Invocation_lev, Maybe_Half_Phys, Reflecting, See_invisible, Shock_resistance, Sleep_resistance, Stunned, Unchanging } from './macros.js';
import { fall_asleep } from './timeout.js';
import { getlin, ynFunction } from './input.js';
import { bot, canseemon, canspotmon, delay_output, flush_screen, newsym, seemimic, shieldeff, tmp_at, tty_clear_nhwindow } from './display.js';
import { GLYPH_ZAP_OFF } from './glyph.js';
import { an, aobjnam, corpse_xname, doname, makeplural, readobjnam, the, The, Tobjnam, vtense, xname, yname, Yname2 } from './objnam.js';
import { rndmonnam } from './do_name.js';
import { delobj, getobj, hold_another_object, makeknown, useup, useupall } from './invent.js';
import { rn1, rn2, rnd, c_d, pushRngLogEntry } from './rng.js';
import { AMULET_OF_UNCHANGING, AMULET_OF_YENDOR, ARMOR_CLASS, BELL_OF_OPENING, BOULDER, CANDELABRUM_OF_INVOCATION, CORPSE, DWARVISH_CLOAK, EGG, GEM_CLASS, IMMEDIATE, Is_box, is_corrodeable, is_crackable, is_flammable, is_poisonable, is_rottable, is_rustprone, LOW_BOOTS, MAGIC_LAMP, MAGIC_MARKER, NODIR, OIL_LAMP, POT_GAIN_ABILITY, POT_OIL, POT_POLYMORPH, POT_WATER, POTION_CLASS, RIN_SHOCK_RESISTANCE, RING_CLASS, ROCK, SCR_FIRE, SCROLL_CLASS, SPBOOK_CLASS, SPE_BLANK_PAPER, SPE_BOOK_OF_THE_DEAD, SPE_CANCELLATION, SPE_CONE_OF_COLD, SPE_CREATE_MONSTER, SPE_DETECT_UNSEEN, SPE_DIG, SPE_DRAIN_LIFE, SPE_EXTRA_HEALING, SPE_FINGER_OF_DEATH, SPE_FIREBALL, SPE_FORCE_BOLT, SPE_HEALING, SPE_KNOCK, SPE_LIGHT, SPE_MAGIC_MISSILE, SPE_NOVEL, SPE_POLYMORPH, SPE_SLEEP, SPE_SLOW_MONSTER, SPE_STONE_TO_FLESH, SPE_TELEPORT_AWAY, SPE_TURN_UNDEAD, SPE_WIZARD_LOCK, STATUE, STRANGE_OBJECT, TOOL_CLASS, WAN_CANCELLATION, WAN_COLD, WAN_CREATE_MONSTER, WAN_DEATH, WAN_DIGGING, WAN_ENLIGHTENMENT, WAN_FIRE, WAN_LIGHT, WAN_LIGHTNING, WAN_LOCKING, WAN_MAGIC_MISSILE, WAN_MAKE_INVISIBLE, WAN_NOTHING, WAN_OPENING, WAN_POLYMORPH, WAN_PROBING, WAN_SECRET_DOOR_DETECTION, WAN_SLEEP, WAN_SLOW_MONSTER, WAN_SPEED_MONSTER, WAN_STASIS, WAN_STRIKING, WAN_TELEPORTATION, WAN_UNDEAD_TURNING, WAN_WISHING, WAND_CLASS, WEAPON_CLASS } from './objects.js';
import { A_CON, A_DEX, A_INT, A_STR, A_WIS, ACID_RES, BURIED_TOO, COLD_RES, CONTAINED_TOO, CORR, CXN_PFX_THE, DB_DIR, DB_EAST, DB_NORTH, DB_SOUTH, DB_WEST, DBWALL, DISINT_RES, DISP_BEAM, DISP_CHANGE, DISP_END, DRAWBRIDGE_DOWN, DRAWBRIDGE_UP, ECMD_CANCEL, ECMD_OK, ECMD_TIME, engulfing_u, EXPL_MAGICAL, FIRE_RES, FLASHED_LIGHT, GETOBJ_EXCLUDE, GETOBJ_NOFLAGS, GETOBJ_SUGGEST, ICE, is_magical_trap, ismnum, Is_stronghold, is_xport, isok, M_AP_TYPE, M_SEEN_REFL, MM_FEMALE, MM_MALE, MM_NOCOUNTBIRTH, MM_NOMSG, MM_NOWAIT, NC_SHOW_MSG, NC_VIA_WAND_OR_SPELL, NO_MINVENT, NON_PM, nothing_happens, OBJ_BURIED, OBJ_FLOOR, OBJ_FREE, OBJ_INVENT, OBJ_MINVENT, ONAME, P_BASIC, P_EXPERT, P_ISRESTRICTED, P_SKILLED, P_UNSKILLED, POISON_RES, POLY_NOFLAGS, RLOC_MSG, SCORR, SDOOR, SHOCK_RES, SLEEP_RES, TEMPLE, THROWN_WEAPON, TIMEOUT, TRAP_EXPLODE, VIBRATING_SQUARE, W_ACCESSORY, W_ARM, W_ARMC, W_ARMOR, W_ARMS, W_ARMU, W_ART, W_RING, W_WEP, WAND_BACKFIRE_CHANCE, WAND_WREST_CHANCE, ZAP_POS, ZAPPED_WAND } from './const.js';
import { exercise, ACURR } from './attrib.js';
import { Soundeffect } from './sounds.js';
import { more_experienced } from './exper.js';
import { addtobill, check_unpaid, costly_spot, stolen_value } from './shk.js';
import { check_capacity, killed, losehp, monkilled } from './hack.js';
import { breaks, hero_breaks } from './dothrow.js';
import { cansee } from './vision.js';
import { m_at, obj_at, t_at } from './map_access.js';
import { AD_ACID, AD_COLD, AD_DISN, AD_DRST, AD_ELEC, AD_FIRE, AD_MAGM, AD_RBRE, AD_SLEE, mons, PM_CROCODILE, PM_GREMLIN, S_EEL, S_ZOMBIE } from './monsters.js';
import { resists_magm, resists_fire, resists_cold, resists_elec,
resists_poison, resists_acid, resists_disint, resists_blnd,
defended, haseyes, hides_under, nonliving, is_demon, is_vampshifter, is_rider,
is_undead, completelyburns, control_teleport, unique_corpstat, is_reviver,
monstseesu, monstunseesu } from './mondata.js';
import { find_mac, mon_adjust_speed, mon_set_minvis, which_armor, setnotworn } from './worn.js';
import { create_particular, litroom, recharge } from './read.js';
import { zap_dig } from './dig.js';
import { acid_damage, check_gear_next_turn, DEADMONSTER, drain_item, has_oname, healmon, hideunder, is_mplayer, mon_nam, monflee, Monnam, newcham, stop_occupation, uhim, unstuck, unturn_dead, update_inventory, wakeup } from './mon.js';
import { boxlock, doorlock } from './lock.js';
import { pline, pline_The, You, You_feel, You_hear, Your } from './pline.js';
import { Ring_gone } from './do_wear.js';
import { findit } from './detect.js';
import { noteleport_level, rloc, rloc_to } from './teleport.js';
import { enexto, makemon } from './makemon.js';
import { in_rooms } from './shk.js';
import { deltrap, undestroyable_trap, trapname } from './trap.js';
import { find_drawbridge, is_db_wall, open_drawbridge, close_drawbridge, destroy_drawbridge, is_pool } from './dbridge.js';
import { engr_at, del_engr, make_engr_at, rloc_engr, wipe_engr_at, random_engraving } from './engrave.js';
import { cvt_sdoor_to_door, show_map_spot } from './detect.js';
import { recalc_block_point, unblock_point, glyph_at } from './display.js';
import { S_arrow_trap, PCHAR_TILES_ROWS } from './symbols.js';
import { explode } from './explode.js';
import { make_blinded, make_stunned, potionbreathe } from './potion.js';
import { sleep_monst, slept_monst } from './mhitm.js';
import { m_useup } from './mthrowu.js';
import { mon_reflects, ureflects } from './muse.js';
import { create_gas_cloud } from './region.js';
import { burnarmor } from './trap.js';
import { erode_armor, flash_hits_mon, xkilled } from './uhitm.js';
import { s_suffix, upstart } from './hacklib.js';
import { getdir, nomul } from './cmd.js';
import { polyself } from './polyself.js';
import { ustatusline } from './insight.js';
import { encumber_msg, force_decor } from './pickup.js';
import { dead_species, dealloc_obj, destroy_items, erosion_matters, get_obj_location, ignite_items, is_damageable, melt_ice, mkobj, mksobj, obj_extract_self, place_object, rnd_class, rloco, splitobj, weight } from './mkobj.js';
import { spell_skilltype } from './spell.js';
import { P_SKILL } from './weapon.js';
import { christen_monst } from './do_name.js';
import { cant_revive } from './read.js';
import { cant_finish_meal } from './eat.js';
import { attach_egg_hatch_timeout } from './timeout.js';
import { CLR_BLACK, CLR_GREEN, CLR_ORANGE, CLR_WHITE, CLR_YELLOW } from './terminal.js';
// ── Constants ──
const MAGIC_COOKIE = 1000;
const M1_NOHANDS = 0x2000;
const ZT_MAGIC_MISSILE = AD_MAGM - 1;
const ZT_FIRE = AD_FIRE - 1;
const ZT_COLD = AD_COLD - 1;
const ZT_SLEEP = AD_SLEE - 1;
const ZT_DEATH = AD_DISN - 1;
const ZT_LIGHTNING = AD_ELEC - 1;
const ZT_POISON_GAS = AD_DRST - 1;
const ZT_ACID = AD_ACID - 1;
function ZT_WAND(x) { return x; }
function ZT_SPELL(x) { return 10 + x; }
function ZT_BREATH(x) { return 20 + x; }
function is_hero_spell(type) { return type >= 10 && type < 20; }
function BZ_OFS_WAN(otyp) { return Math.abs(otyp - WAN_MAGIC_MISSILE) % 10; }
function BZ_OFS_SPE(otyp) { return Math.abs(otyp - SPE_MAGIC_MISSILE) % 10; }
function BZ_U_WAND(bztyp) { return 0 + bztyp; }
function BZ_U_SPELL(bztyp) { return 10 + bztyp; }
const flash_types = [
"magic missile",
"bolt of fire", "bolt of cold", "sleep ray", "death ray",
"bolt of lightning", "", "", "", "",
"magic missile",
"fireball", "cone of cold", "sleep ray", "finger of death",
"bolt of lightning",
"", "", "", "",
"blast of missiles",
"blast of fire", "blast of frost", "blast of sleep gas",
"blast of disintegration", "blast of lightning",
"blast of poison gas", "blast of acid", "", "",
];
// C ref: zap.c zapdir_to_glyph — encodes (zap_type, beam_dir) into the
// canonical ZAP glyph range. map_glyphinfo's ZAP branch decodes both
// the cmap sym (S_vbeam+dir) and the color (zapcolors[zap_type]).
function zapdir_to_glyph(dx, dy, beam_type) {
if (beam_type >= 8) beam_type = 0;
const dir = (dx === dy) ? 2 : ((dx && dy) ? 3 : (dx ? 1 : 0));
return ((beam_type << 2) | dir) + GLYPH_ZAP_OFF;
}
const destroy_strings = [
['freezes and shatters', 'freeze and shatter', 'shattered potion'],
['boils and explodes', 'boil and explode', 'boiling potion'],
['ignites and explodes', 'ignite and explode', 'exploding potion'],
['catches fire and burns', 'catch fire and burn', 'burning scroll'],
['catches fire and burns', '', 'burning book'],
['turns to dust and vanishes', '', ''],
['breaks apart and explodes', '', 'exploding wand'],
];
// ── Local helpers ──
// resists_*, defended, nonliving, is_demon, is_vampshifter, is_rider,
// is_undead all imported from mondata.js
// ── hero_shock_resistance — C ref: youprop.h Shock_resistance
export function hero_shock_resistance() {
// C uses Shock_resistance (which includes polymorph/form bits via properties).
// JS property propagation is still incomplete in some polymorph paths, so
// include current-form electrical resistance for C-faithful behavior.
return Shock_resistance() || resists_elec(game.youmonst);
}
function normal_shape(_mon) { /* stub */ }
// C ref: teleport.c:2262 u_teleport_mon
async function u_teleport_mon(mtmp, give_feedback) {
if (mtmp.ispriest && in_rooms(mtmp.mx, mtmp.my, TEMPLE)) {
if (give_feedback) await pline(`${Monnam(mtmp)} resists your magic!`);
return false;
} else if (engulfing_u(mtmp) && noteleport_level(mtmp)) {
if (give_feedback) await You(`are no longer inside ${mon_nam(mtmp)}!`);
unstuck(mtmp);
await rloc(mtmp, RLOC_MSG);
} else if ((is_rider(mtmp.data) || control_teleport(mtmp.data))
&& rn2(13)) {
const cc = {};
if (enexto(cc, game.u.ux, game.u.uy, mtmp.data)) {
await rloc_to(mtmp, cc.x, cc.y);
} else {
await rloc(mtmp, RLOC_MSG);
}
} else {
if (!await rloc(mtmp, RLOC_MSG))
return false;
}
return true;
}
// ── get_mon_location — C ref: zap.c:692 ──
function get_mon_location(mon, result) {
if (mon === game.youmonst || (game.u.usteed && mon === game.u.usteed)) {
result.x = game.u.ux;
result.y = game.u.uy;
return true;
} else if (mon.mx > 0) {
result.x = mon.mx;
result.y = mon.my;
return true;
}
result.x = 0; result.y = 0;
return false;
}
// adtyp_to_prop: imported from mkobj.js
// u_adtyp_resistance_obj: imported from mkobj.js
// inventory_resistance_check: imported from mkobj.js
// ── destroy_items — C ref: zap.c:5957 ──
// destroyable: imported from mkobj.js
// maybe_destroy_item: imported from mkobj.js
// destroy_items: imported from mkobj.js
// ── recharge_item — simplified for RNG parity ──
function recharge_item(obj, curse_bless) {
if (obj.oclass === WAND_CLASS) {
const n = rn2(7);
obj.spe = (obj.spe || 0) + n + 1;
} else if (obj.oclass === RING_CLASS) {
const n = rn2(7);
obj.spe = (obj.spe || 0) + n + 1;
}
}
// ── cancel_item — C ref: zap.c:1239 ──
function cancel_item(obj) {
if (!obj) return;
const otyp = obj.otyp;
// Simplified: cancel the magical properties
if (game.objects[otyp]?.oc_magic
|| (obj.spe && (obj.oclass === ARMOR_CLASS
|| obj.oclass === WEAPON_CLASS))
|| otyp === POT_OIL) {
const cancelled_spe = (obj.oclass === WAND_CLASS) ? -1 : 0;
if (obj.spe !== cancelled_spe
&& otyp !== WAN_CANCELLATION) {
obj.spe = cancelled_spe;
}
}
// Uncurse/unbless
obj.cursed = false;
obj.blessed = false;
}
// drain_item: imported from mon.js
function blank_novel(obj) {
obj.novelidx = 0;
}
// ── lightdamage — C ref: zap.c:3021 ──
// C ref: zap.c:3021 lightdamage() — light hurts gremlins
async function lightdamage(obj, ordinary, amt) {
let dmg = amt;
if (dmg && game.u?.umonnum === PM_GREMLIN) {
dmg = rnd(dmg);
if (dmg > 10) dmg = 10 + rnd(dmg - 10);
if (dmg > 20) dmg = 20;
await pline(`Ow, that light hurts${(dmg > 2 || game.u.mh <= 5) ? '!' : '.'}`);
if (obj.oclass === SCROLL_CLASS || obj.oclass === SPBOOK_CLASS)
ordinary = false;
const how = (obj.oclass === SPBOOK_CLASS) ? 'spell of light' : xname(obj);
const buf = `${ordinary ? 'zapped' : 'blasted'} self with ${how}`;
await losehp(Maybe_Half_Phys(dmg), buf, 0);
}
return dmg;
}
// ── flashburn — C ref: zap.c:3055 ──
async function flashburn(duration, via_lightning) {
// C ref: zap.c:3055 flashburn()
if (!resists_blnd(game.youmonst)) {
await You('are blinded by the flash!');
await make_blinded(duration, false);
if (!Blind()) {
await Your('vision clears.');
}
return true;
}
if (!via_lightning) {
// C: when blindness is resisted by special equipment, show shield effect.
// We currently lack a dedicated resist-by-artifact predicate; preserve
// visible feedback for non-lightning flash resistance.
shieldeff(game.u.ux, game.u.uy);
return true;
}
return false;
}
// ── bounce_dir — C ref: zap.c:4657 ──
function bounce_dir(sx, sy, ddx_ref, ddy_ref, bchance) {
if (!ddx_ref.v || !ddy_ref.v || (bchance > 0 && !rn2(bchance))) {
ddx_ref.v = -(ddx_ref.v);
ddy_ref.v = -(ddy_ref.v);
} else {
const g = game;
const levl = g.level?.locations;
let bounce = 0;
const lsy = sy - ddy_ref.v;
const lsx = sx - ddx_ref.v;
if (isok(sx, lsy) && levl) {
const rmn = levl[sx]?.[lsy]?.typ || 0;
if (ZAP_POS(rmn) && !closed_door(sx, lsy)) bounce = 1;
}
if (isok(lsx, sy) && levl) {
const rmn = levl[lsx]?.[sy]?.typ || 0;
if (ZAP_POS(rmn) && !closed_door(lsx, sy)) {
if (!bounce || rn2(2)) bounce = 2;
}
}
switch (bounce) {
case 0:
ddx_ref.v = -(ddx_ref.v);
/* FALLTHROUGH */
case 1:
ddy_ref.v = -(ddy_ref.v);
break;
case 2:
ddx_ref.v = -(ddx_ref.v);
break;
}
}
}
// ── release_hold — C ref: zap.c:578 ──
async function release_hold() {
const mtmp = game.u.ustuck;
if (!mtmp) return;
// Simplified release
game.u.ustuck = null;
await You("are released.");
}
// ── probe_objchain — C ref: zap.c:612 ──
function probe_objchain(otmp) {
for (; otmp; otmp = otmp.nobj) {
// observe_object(otmp) -- treat as "seen"
otmp.dknown = true;
}
}
// ── probe_monster — C ref: zap.c:626 ──
async function probe_monster(mtmp) {
// mstatusline(mtmp) -- stub
if (game.notonhead) return;
if (mtmp.minvent) {
probe_objchain(mtmp.minvent);
} else {
await pline(`${Monnam(mtmp)} is not carrying anything.`);
}
}
// ── boxlock_invent — C ref: zap.c:2682 ──
function boxlock_invent(obj) {
// (un)lock carried boxes -- simplified
// for (otmp = invent; otmp; otmp = otmp.nobj) { if (Is_box(otmp)) boxlock(otmp, obj); }
}
// ── zap_steed — C ref: zap.c:3082 ──
async function zap_steed(obj) {
if (!game.u.usteed) return false;
const steed = game.u.usteed;
if (!game.bhitpos) game.bhitpos = { x: 0, y: 0 };
game.bhitpos.x = steed.mx;
game.bhitpos.y = steed.my;
game.notonhead = false;
switch (obj.otyp) {
case WAN_PROBING:
await probe_monster(steed);
learnwand(obj);
return true;
case WAN_TELEPORTATION: case SPE_TELEPORT_AWAY:
// tele() -- you go together, stub
return true;
case WAN_MAKE_INVISIBLE:
case WAN_CANCELLATION: case SPE_CANCELLATION:
case WAN_POLYMORPH: case SPE_POLYMORPH:
case WAN_STRIKING: case SPE_FORCE_BOLT:
case WAN_SLOW_MONSTER: case SPE_SLOW_MONSTER:
case WAN_SPEED_MONSTER:
case SPE_HEALING: case SPE_EXTRA_HEALING:
case SPE_DRAIN_LIFE:
case WAN_OPENING: case SPE_KNOCK:
await bhitm(steed, obj);
return true;
default:
return false;
}
}
// ── maybe_explode_trap — C ref: zap.c:3589 ──
async function maybe_explode_trap(ttmp, otmp, learn_it_ref) {
if (!ttmp || !otmp)
return;
if (otmp.otyp === WAN_CANCELLATION || otmp.otyp === SPE_CANCELLATION) {
const x = ttmp.tx, y = ttmp.ty;
if (undestroyable_trap(ttmp.ttyp)) {
shieldeff(x, y);
if (cansee(x, y)) {
ttmp.tseen = true;
newsym(x, y);
learn_it_ref.v = true;
}
} else if (is_magical_trap(ttmp.ttyp)) {
const seeit = cansee(x, y);
/* note: this explosion mustn't destroy otmp */
await explode(x, y, -WAN_CANCELLATION,
20 + c_d(3, 6), TRAP_EXPLODE, EXPL_MAGICAL);
deltrap(ttmp);
newsym(x, y);
if (seeit)
learn_it_ref.v = true;
}
}
}
function trap_to_defsym(ttyp) {
return S_arrow_trap + ttyp - 1;
}
// ── zap_map — C ref: zap.c:3623 ──
// C ref: zap.c:959 obj_resists — RNG: rn2
export function obj_resists(obj, ochance, achance) {
if (!obj) return false;
if (obj.otyp === AMULET_OF_YENDOR
|| obj.otyp === SPE_BOOK_OF_THE_DEAD
|| obj.otyp === CANDELABRUM_OF_INVOCATION
|| obj.otyp === BELL_OF_OPENING
|| (obj.otyp === CORPSE && is_rider(mons[obj.corpsenm]))) {
return true;
} else {
// C ref: zap.c obj_resists — rn2(100) only in the else branch
const chance = rn2(100);
return chance < (obj.oartifact ? achance : ochance);
}
}
// ── zap_map — C ref: zap.c:3623 ──
async function zap_map(x, y, obj) {
const g = game;
let ttmp = t_at(x, y);
let dbx = x, dby = y;
const learn_it_ref = { v: false };
/* cancellation */
await maybe_explode_trap(ttmp, obj, learn_it_ref);
ttmp = t_at(x, y); /* refresh in case trap was altered or is gone */
if (g.u.dz > 0) { /* zapping down */
const e = engr_at(x, y);
/* subset of engraving effects */
if (e && e.engr_type !== 1 /* HEADSTONE */) {
switch (obj.otyp) {
case WAN_POLYMORPH:
case SPE_POLYMORPH:
del_engr(e);
const { buf: ebuf, pristinebuf } = random_engraving();
await make_engr_at(x, y, ebuf, pristinebuf, g.moves, 0);
break;
case WAN_CANCELLATION:
case SPE_CANCELLATION:
case WAN_MAKE_INVISIBLE:
del_engr(e);
break;
case WAN_TELEPORTATION:
case SPE_TELEPORT_AWAY:
rloc_engr(e);
break;
case SPE_STONE_TO_FLESH:
if (e.engr_type === 2 /* ENGRAVE */) {
await pline_The(Hallucination()
? "floor runs like butter!"
: "edges on the floor get smoother.");
wipe_engr_at(x, y, c_d(2, 4), true);
}
break;
case WAN_STRIKING:
case SPE_FORCE_BOLT:
wipe_engr_at(x, y, c_d(2, 4), true);
break;
default:
break;
}
}
} else if (!g.u.dz) {
const loc = g.level.at(x, y);
const ltyp = loc.typ;
const dbRes = find_drawbridge(dbx, dby);
if (dbRes.found) {
dbx = dbRes.x; dby = dbRes.y;
switch (obj.otyp) {
case WAN_OPENING:
case SPE_KNOCK:
/* dbwall: 'closed door' of raised drawbridge */
if (is_db_wall(x, y)) {
if (cansee(dbx, dby) || cansee(x, y))
learn_it_ref.v = true;
await open_drawbridge(dbx, dby);
}
break;
case WAN_LOCKING:
case SPE_WIZARD_LOCK:
/* drawbridge_down: span of lowered drawbridge */
if ((cansee(dbx, dby) || cansee(x, y))
&& g.level.at(dbx, dby).typ === DRAWBRIDGE_DOWN)
learn_it_ref.v = true;
await close_drawbridge(dbx, dby);
break;
case WAN_STRIKING:
case SPE_FORCE_BOLT:
if (ltyp !== DRAWBRIDGE_UP) {
learn_it_ref.v = true;
await destroy_drawbridge(dbx, dby);
}
break;
}
}
}
if (obj.otyp === WAN_PROBING) {
const loc = g.level.at(x, y);
let ltyp = loc.typ;
show_map_spot(x, y, false);
ltyp = loc.typ;
/* secret door gets revealed, converted into regular door */
if (ltyp === SDOOR) {
cvt_sdoor_to_door(loc);
recalc_block_point(x, y);
newsym(x, y);
if (cansee(x, y)) {
await pline("Probing reveals a secret door.");
learn_it_ref.v = true;
}
} else if (ltyp === SCORR) {
loc.typ = CORR;
unblock_point(x, y);
newsym(x, y);
await pline("Probing exposes a secret corridor.");
learn_it_ref.v = true;
} else if (ltyp === ICE || (ltyp >= 33 && ltyp <= 37) /* furniture */) {
if (g.u.dz > 0) {
await force_decor(true);
learn_it_ref.v = true;
}
}
if (ttmp) {
const t_already_seen = ttmp.tseen;
const hallu = Hallucination();
ttmp.tseen = true;
newsym(x, y);
if (!t_already_seen || hallu) {
const ttmpname = trapname(ttmp.ttyp, false);
const use_the = !hallu ? (ttmp.ttyp === VIBRATING_SQUARE
&& Invocation_lev())
: !rn2(4);
await You("find %s%c",
use_the ? the(ttmpname) : an(ttmpname),
use_the ? '!' : '.');
learn_it_ref.v = !hallu;
}
}
}
if (learn_it_ref.v)
learnwand(obj);
}
// ── bhitpile — C ref: zap.c:2428 ──
// C ref: zap.c:2428 bhitpile — iterate floor objects at (tx,ty) for wand/spell hit
async function bhitpile(obj, fhito, tx, ty, zz) {
if (!fhito) return 0;
const firstObj = obj_at(tx, ty);
if (!firstObj) return 0;
// C ref: zap.c:2465 — reset material accumulator before per-pile zaps.
game.poly_zapped = -1;
const hidingunder = (zz !== 0
&& !!game.u?.uundetected
&& hides_under(game.youmonst?.data));
let first = true;
let hitanything = 0;
for (let otmp = firstObj; otmp; ) {
const next_obj = otmp.nexthere;
if (hidingunder) {
if (first) {
first = false;
if (zz > 0) {
otmp = next_obj;
continue;
}
} else if (zz < 0) {
otmp = next_obj;
continue;
}
}
if (otmp.where !== OBJ_FLOOR || otmp.ox !== tx || otmp.oy !== ty) {
otmp = next_obj;
continue;
}
hitanything += await fhito(otmp, obj);
otmp = next_obj;
}
return hitanything;
}
// ── zap_over_floor — C ref: zap.c:5134 ──
async function zap_over_floor(x, y, type, shopdamage_ref, ignoremon, exploding_wand_typ) {
const damgtype = zaptype(type) % 10;
let rangemod = 0;
const levl = game.level?.locations;
const loc = levl?.[x]?.[y];
if (!loc) return 0;
switch (damgtype) {
case ZT_FIRE:
// Ice melting, pool evaporation, fountain steam, web burning
// Simplified for RNG parity -- the key RNG calls are:
if (loc.typ === 6 /* ICE */) {
// melt_ice(x, y, null) -- stub
} else if (loc.typ === 10 /* POOL */) {
// create_gas_cloud(x, y, rnd(5), 0)
// For RNG parity, consume the rnd(5) even though we stub
rnd(5);
rangemod -= 3;
}
break;
case ZT_COLD:
// Freeze water/lava
if (loc.typ === 10 /* POOL */ || loc.typ === 11 /* MOAT */) {
rangemod -= 3;
}
break;
case ZT_POISON_GAS:
if (ZAP_POS(loc.typ)) {
await create_gas_cloud(x, y, 1, 8);
}
break;
case ZT_LIGHTNING:
case ZT_ACID:
// Iron bars dissolution
break;
default:
break;
}
// Secret door reveal
if (loc.typ === 7 /* SDOOR */) {
loc.typ = 8; // DOOR
newsym(x, y);
}
// Closed door absorbs zap
if (closed_door(x, y)) {
rangemod = -1000;
switch (damgtype) {
case ZT_FIRE:
loc.doormask = 1; // D_NODOOR
newsym(x, y);
break;
case ZT_COLD:
loc.doormask = 1; // D_NODOOR
newsym(x, y);
break;
case ZT_LIGHTNING:
loc.doormask = 16; // D_BROKEN
newsym(x, y);
break;
default:
break;
}
}
// Burn floor objects for fire
if (damgtype === ZT_FIRE) {
burn_floor_objects(x, y, false, type > 0);
}
if (!ignoremon) {
const mon = m_at(x, y);
if (mon) wakeup(mon, type >= 0);
}
return rangemod;
}
// ── burn_floor_objects — C ref: zap.c:4591 ──
function burn_floor_objects(x, y, give_feedback, u_caused) {
let cnt = 0;
const SCROLL_CLASS = 7, SPBOOK_CLASS = 11, FOOD_CLASS = 4;
const SCR_FIRE = 227, SPE_FIREBALL = 367;
const GLOB_OF_GREEN_SLIME = 216; // food otyp
for (let obj = obj_at(x, y); obj; ) {
const obj2 = obj.nexthere;
if (obj.oclass === SCROLL_CLASS || obj.oclass === SPBOOK_CLASS
|| (obj.oclass === FOOD_CLASS && obj.otyp === GLOB_OF_GREEN_SLIME)) {
if (obj.otyp === SCR_FIRE || obj.otyp === SPE_FIREBALL
|| obj_resists(obj, 2, 100)) {
obj = obj2;
continue;
}
const scrquan = obj.quan || 1;
let delquan = 0;
for (let i = scrquan; i > 0; i--)
if (!rn2(3))
delquan++;
if (delquan) {
if (u_caused) {
// useupf: simplified — reduce quantity
if (delquan < scrquan) {
obj.quan = scrquan - delquan;
obj.owt = weight(obj);
} else {
obj_extract_self(obj);
dealloc_obj(obj);
}
} else if (delquan < scrquan) {
obj.quan = scrquan - delquan;
obj.owt = weight(obj);
} else {
obj_extract_self(obj);
dealloc_obj(obj);
}
cnt += delquan;
}
}
obj = obj2;
}
return cnt;
}
// ── zap_updown — C ref: zap.c:3214 ──
async function zap_updown(obj) {
let disclose = false;
const x = game.u.ux, y = game.u.uy;
switch (obj.otyp) {
case WAN_PROBING:
if (game.u.dz < 0) {
await You("probe towards the ceiling.");
} else {
await bhitpile(obj, bhito, x, y, game.u.dz);
await zap_map(x, y, obj);
await You("probe beneath the floor.");
}
return true;
case WAN_OPENING: case SPE_KNOCK:
if (game.u.dz > 0 && game.u.utrap) {
// openholdingtrap() -- stub
}
break;
case WAN_STRIKING: case SPE_FORCE_BOLT:
if (game.u.dz < 0 && rn2(3)) {
const dmg = rnd(6);
await pline("A rock is dislodged from the ceiling and falls on your head.");
await losehp(dmg, "falling rock", 'KILLED_BY_AN');
}
break;
case WAN_LOCKING: case SPE_WIZARD_LOCK:
break;
case SPE_STONE_TO_FLESH:
if (game.u.dz < 0) {
await pline("Blood drips on your face.");
}
break;
default:
break;
}
if (game.u.dz > 0) {
await bhitpile(obj, bhito, x, y, game.u.dz);
await zap_map(x, y, obj);
}
return disclose;
}
// ── stone_to_flesh_obj — C ref: zap.c:1993 ──
function stone_to_flesh_obj(obj) {
// Simplified: only handles material check and obj_resists
const mat = game.objects[obj.otyp]?.oc_material;
if (mat !== 7 /* MINERAL */ && mat !== 8 /* GEMSTONE */)
return 0;
if (obj_resists(obj, 2, 98))
return 0;
// Full poly_obj and animate_statue not yet available
return 0;
}
// ── poly_obj — C ref: zap.c:1702 ──
// Polymorph an object into a different object of the same class.
function poly_obj(obj, id) {
if (!obj) return obj;
const g = game;
let otmp;
const can_merge = (id === STRANGE_OBJECT);
const obj_location = obj.where;
if (id === STRANGE_OBJECT) {
// Preserve magic/non-magic status — retry up to 3 times
let try_limit = 3;
const magic_obj = g.objects[obj.otyp]?.oc_magic ? 1 : 0;
otmp = null;
do {
if (otmp) delobj(otmp);
otmp = mkobj(obj.oclass, false);
} while (--try_limit > 0
&& (g.objects[otmp.otyp]?.oc_magic ? 1 : 0) !== magic_obj);
} else {
otmp = mksobj(id, false, false);
}
if (!otmp) return obj;
// Preserve quantity
otmp.quan = obj.quan || 1;
otmp.no_charge = obj.no_charge;
if (obj_location === OBJ_INVENT)
otmp.invlet = obj.invlet;
// C charged_objs: WAND_CLASS, WEAPON_CLASS, ARMOR_CLASS.
if (otmp.oclass === WAND_CLASS
|| otmp.oclass === WEAPON_CLASS
|| otmp.oclass === ARMOR_CLASS)
otmp.spe = obj.spe;
otmp.recharged = obj.recharged;
otmp.cursed = obj.cursed;
otmp.blessed = obj.blessed;
// Preserve erosion where applicable
if (erosion_matters(otmp)) {
if (is_flammable(otmp) || is_rustprone(otmp) || is_crackable(otmp))
otmp.oeroded = obj.oeroded || 0;
if (is_corrodeable(otmp) || is_rottable(otmp))
otmp.oeroded2 = obj.oeroded2 || 0;
if (is_damageable(otmp))
otmp.oerodeproof = obj.oerodeproof;
}
if (obj.otrapped && Is_box(otmp)) otmp.otrapped = 1;
if (obj.opoisoned && is_poisonable(otmp)) otmp.opoisoned = 1;
// Crocodile corpse → boots
if (id === STRANGE_OBJECT && obj.otyp === CORPSE && obj.corpsenm === PM_CROCODILE) {
otmp.otyp = LOW_BOOTS;
otmp.oclass = ARMOR_CLASS;
otmp.spe = 0;
otmp.oeroded = 0;
otmp.oerodeproof = true;
otmp.quan = 1;
otmp.cursed = false;
}
// Quantity merge for stacks
if ((otmp.quan || 1) > 1 && (!g.objects[otmp.otyp]?.oc_merge
|| (can_merge && (otmp.quan || 1) > rn2(1000))))
otmp.quan = 1;
// Per-class adjustments
switch (otmp.oclass) {
case TOOL_CLASS:
if (otmp.otyp === MAGIC_LAMP) { otmp.otyp = OIL_LAMP; otmp.age = 1500; }
else if (otmp.otyp === MAGIC_MARKER) { otmp.recharged = 1; }
break;
case WAND_CLASS:
while (otmp.otyp === WAN_WISHING || otmp.otyp === WAN_POLYMORPH)
otmp.otyp = rnd_class(WAN_LIGHT, WAN_LIGHTNING);
if ((otmp.recharged || 0) < rn2(7)) otmp.recharged = (otmp.recharged || 0) + 1;
break;
case POTION_CLASS:
while (otmp.otyp === POT_POLYMORPH)
otmp.otyp = rnd_class(POT_GAIN_ABILITY, POT_WATER);
break;
case SPBOOK_CLASS:
while (otmp.otyp === SPE_POLYMORPH)
otmp.otyp = rnd_class(g.bases_spbook ?? 0, SPE_BLANK_PAPER);
if (otmp.otyp !== SPE_BLANK_PAPER && otmp.otyp !== SPE_NOVEL) {
otmp.spestudied = (obj.spestudied || 0) + 1;
if (otmp.spestudied > 3) { // MAX_SPELL_STUDY
otmp.otyp = SPE_BLANK_PAPER;
otmp.spestudied = rn2(otmp.spestudied);
}
}
break;
case GEM_CLASS:
if ((otmp.quan || 1) > rnd(4)
&& (g.objects[obj.otyp]?.oc_material || 0) === 10 // MINERAL
&& (g.objects[otmp.otyp]?.oc_material || 0) !== 10) {
otmp.otyp = ROCK;
otmp.quan = Math.trunc((otmp.quan || 1) / 2);
}
break;
}
otmp.owt = weight(otmp);
// Replace old object with new one.
// C ref: mkobj.c:replace_object() + zap.c:poly_obj() floor path.
if (obj_location === OBJ_FLOOR) {
// Literal in-place swap: preserve chain position and avoid
// remove/place side-effects from extract+place.
otmp.where = OBJ_FLOOR;
otmp.ox = obj.ox;
otmp.oy = obj.oy;
otmp.nobj = obj.nobj || null;
otmp.nexthere = obj.nexthere || null;
obj.nobj = otmp;
obj.nexthere = otmp;
const objs = g.level?.objects || [];
for (let i = 0; i < objs.length; i++) {
const cur = objs[i];
if (cur === obj) {
objs[i] = otmp;
continue;
}
if (cur?.nobj === obj) cur.nobj = otmp;
if (cur?.nexthere === obj) cur.nexthere = otmp;
}
obj.where = OBJ_FREE;
obj.nobj = null;
obj.nexthere = null;
} else if (obj_location === OBJ_INVENT) {
// Replace in inventory — simplified
obj_extract_self(obj);
otmp.nobj = g.invent;
g.invent = otmp;
otmp.where = OBJ_INVENT;
} else if (obj_location === OBJ_MINVENT) {
obj_extract_self(obj);
}
// C ref: zap.c:1987 — poly_obj() always delobj()'s the original object.
// This consumes obj_resists(0,0) and must occur even after in-place swap.
delobj(obj);
return otmp;
}
// ── do_osshock — C ref: zap.c:1637 ──
async function do_osshock(obj) {
game.obj_zapped = true;
if (game.poly_zapped < 0) {
for (let i = obj.quan || 1; i > 0; i--) {
if (!rn2((game.u?.uluck ?? 0) + 45)) {
game.poly_zapped = game.objects[obj.otyp]?.oc_material || 0;
break;
}
}
}
if (obj.quan > 1) {
if (obj.quan > 0x7fffffff) {
obj = splitobj(obj, rnd(30000));
} else {
obj = splitobj(obj, rnd((obj.quan | 0) - 1));
}
}
if (costly_spot(obj.ox, obj.oy)) {
if (game.u?.ushops) {
await addtobill(obj, false, false, false);
} else {
await stolen_value(obj, obj.ox, obj.oy, false, false);
}
}
delobj(obj);
}
// ── obj_unpolyable — C ref: zap.c:1678 ──
function obj_unpolyable(obj) {
if (obj?.otyp === WAN_POLYMORPH
|| obj?.otyp === SPE_POLYMORPH
|| obj?.otyp === POT_POLYMORPH
|| obj?.otyp === AMULET_OF_UNCHANGING
|| obj === game.u?.uball
|| obj === game.u?.uskin)
return true;
return obj_resists(obj, 5, 95);
}
// ── zaptype — C ref: zap.c:89 ──
function zaptype(type) {
if (type <= -30 && -39 <= type) type += 30;
type = Math.abs(type);
return type;
}
// ── flash_str — C ref: zap.c:6422 ──
function flash_str(fltyp) {
if (fltyp >= 0 && fltyp < flash_types.length)
return flash_types[fltyp] || 'magical energy';
return 'magical energy';
}
// ── zappable — C ref: zap.c:2514 ──
export async function zappable(wand) {
if (wand.spe < 0 || (wand.spe === 0 && rn2(WAND_WREST_CHANCE)))
return 0;
if (wand.spe === 0)
await You('wrest one last charge from the worn-out wand.');
wand.spe--;
return 1;
}
// ── backfire — C ref: zap.c:2600 ──
async function backfire(otmp) {
otmp.in_use = true;
await pline(`${The(xname(otmp))} suddenly explodes!`);
const dmg = c_d(otmp.spe + 2, 6);
await losehp(dmg, 'exploding wand', 'KILLED_BY_AN');
useupall(otmp);
}
// ── zap_ok — C ref: zap.c:2613 ──
function zap_ok(obj) {
if (obj && obj.oclass === WAND_CLASS) return GETOBJ_SUGGEST;
return GETOBJ_EXCLUDE;
}
// ── learnwand — C ref: zap.c:123 ──
export function learnwand(obj) {
if (obj.oclass !== SPBOOK_CLASS) {
if (game.objects[obj.otyp]?.oc_name_known) {
// C ref: observe_object — already known, mark as seen
obj.dknown = 1;
} else {
// discover the type if we can see the item
if (!Blind()) obj.dknown = 1;
if (obj.dknown) {
makeknown(obj.otyp);
}
}
update_inventory();
}
}
// ── exclam — C ref: zap.c:3542 ──
export function exclam(force) {
return (force < 0) ? '?' : (force <= 4) ? '.' : '!';
}
// ── hit — C ref: zap.c:3551 ──
export async function hit(str, mtmp, force) {
const g = game;
const verbosely = (mtmp === g.youmonst
|| (g.flags?.verbose && (cansee(g.bhitpos?.x, g.bhitpos?.y)
|| canspotmon(mtmp))));
await pline(`${The(str)} ${vtense(str, 'hit')} ${verbosely ? mon_nam(mtmp) : 'it'}${force}`);
}
// ── miss — C ref: zap.c:3566 ──
export async function miss(str, mtmp) {
const g = game;
await pline(`${The(str)} ${vtense(str, 'miss')} ${
((cansee(g.bhitpos?.x, g.bhitpos?.y) || canspotmon(mtmp)) && g.flags?.verbose)
? mon_nam(mtmp) : 'it'}.`);
}
// ── spell_damage_bonus — C ref: zap.c:3475 ──
export function spell_damage_bonus(dmg) {
const intell = ACURR(A_INT);
if (intell <= 9) {
if (dmg > 1) dmg = (dmg <= 3) ? 1 : dmg - 3;
} else if (intell <= 13 || game.u.ulevel < 5) { /* noop */ }
else if (intell <= 18) dmg += 1;
else if (intell <= 24 || game.u.ulevel < 14) dmg += 2;
else dmg += 3;
return dmg;
}
// ── spell_hit_bonus — C ref: zap.c:3504 ──
function spell_hit_bonus(skill) {
let hit_bon = 0;
const dex = ACURR(A_DEX);
switch (P_SKILL(spell_skilltype(skill))) {
case P_ISRESTRICTED:
case P_UNSKILLED:
hit_bon = -4;
break;
case P_BASIC:
hit_bon = 0;
break;
case P_SKILLED:
hit_bon = 2;
break;
case P_EXPERT:
hit_bon = 3;
break;
}
if (dex < 4)
hit_bon -= 3;
else if (dex < 6)
hit_bon -= 2;
else if (dex < 8)
hit_bon -= 1;
else if (dex < 14)
hit_bon -= 0;
else
hit_bon += dex - 14;
return hit_bon;
}
// ── zap_hit — C ref: zap.c:4698 ──
export function zap_hit(ac, type) {
const chance = rn2(20);
const spell_bonus = type ? spell_hit_bonus(type) : 0;
if (!chance) return rnd(10) < ac + spell_bonus;
// C: AC_VALUE(AC) = ((AC) >= 0 ? (AC) : -rnd(-(AC)))
ac = (ac >= 0) ? ac : -rnd(-ac);
return (3 - chance < ac + spell_bonus);
}
// ── skiprange — C ref: zap.c:3574 ──
function skiprange(range, result) {
const tr = Math.trunc(range / 4);
const tmp = range - ((tr > 0) ? rnd(tr) : 0);
result.start = tmp;
let end = tmp - (Math.trunc(tmp / 4) * rnd(3));
if (end >= tmp) end = tmp - 1;
result.end = end;
}
// ── do_enlightenment_effect — C ref: zap.c:2525 ──
async function do_enlightenment_effect() {
await You_feel('self-knowledgeable...');
// display_nhwindow(WIN_MESSAGE, FALSE) -- stub
// enlightenment(MAGICENLIGHTENMENT, ENL_GAMEINPROGRESS) -- stub
await pline_The('feeling subsides.');
exercise(A_WIS, true);
}
// ── zapnodir — C ref: zap.c:2539 ──
async function zapnodir(obj) {
const g = game;
let known = false;
switch (obj.otyp) {
case WAN_LIGHT: case SPE_LIGHT:
known = !!(obj.dknown && !g.u?.prop?.BLINDED);
await litroom(true, obj);
await lightdamage(obj, true, 5);
break;
case WAN_SECRET_DOOR_DETECTION: case SPE_DETECT_UNSEEN:
known = !!obj.dknown;
await findit();
break;
case WAN_STASIS:
if (g.level?.flags) {
g.level.flags.stasis_until = (g.moves || 0) + rn1(21, 10);
}
break;
case WAN_CREATE_MONSTER:
{ const cnt = rn2(23) ? 1 : rn1(7, 2); }
// create_critters(cnt, null, false) -- stub
break;
case WAN_WISHING:
if ((g.u?.uluck ?? 0) + rn2(5) < 0) {
await pline('Unfortunately, nothing happens.');
} else {
known = !!obj.dknown;
await makewish();
}
break;
case WAN_ENLIGHTENMENT:
known = !!obj.dknown;
await do_enlightenment_effect();
break;
default: break;
}
if (known) {
if (!game.objects[obj.otyp]?.oc_name_known) { more_experienced(0, 10); }
learnwand(obj);
}
}
// ── zapyourself — C ref: zap.c:2700 ──
export async function zapyourself(obj, ordinary) {
let learn_it = false, damage = 0;
let orig_dmg = 0;
switch (obj.otyp) {
case WAN_STRIKING: case SPE_FORCE_BOLT:
learn_it = true;
if (ordinary) { await You('bash yourself!'); damage = c_d(2, 12); }
else damage = c_d(1 + obj.spe, 6);
exercise(A_STR, false);
break;
case WAN_LIGHTNING: {
learn_it = true;
orig_dmg = c_d(12, 6);
if (!hero_shock_resistance()) {
await You('shock yourself!');
damage = orig_dmg;
exercise(A_CON, false);
} else {
shieldeff(game.u.ux, game.u.uy);
await You('zap yourself, but seem unharmed.');
}
await destroy_items(game.youmonst || game.u, AD_ELEC, orig_dmg);
await flashburn(rnd(100), true);
break;
}
case SPE_FIREBALL:
await You('explode a fireball on top of yourself!');
await explode(game.u.ux, game.u.uy, 11, c_d(6, 6), WAND_CLASS, 1 /* EXPL_FIERY */);
break;
case WAN_FIRE:
learn_it = true;
orig_dmg = c_d(12, 6);
// Fire_resistance check would go here
await pline("You've set yourself afire!");
damage = orig_dmg;
// burn_away_slime(), await burnarmor(), destroy_items(), ignite_items()
await destroy_items(game.youmonst || game.u, AD_FIRE, orig_dmg);
break;
case WAN_COLD: case SPE_CONE_OF_COLD:
learn_it = true;
orig_dmg = c_d(12, 6);
// Cold_resistance check would go here
await You('imitate a popsicle!');
damage = orig_dmg;
await destroy_items(game.youmonst || game.u, AD_COLD, orig_dmg);
break;
case WAN_MAGIC_MISSILE: case SPE_MAGIC_MISSILE:
learn_it = true;
damage = c_d(4, 6);
await pline("Idiot! You've shot yourself!");
break;
case WAN_POLYMORPH: case SPE_POLYMORPH:
if (!Unchanging()) {
learn_it = true;
await polyself(POLY_NOFLAGS);
}
break;
case WAN_CANCELLATION: case SPE_CANCELLATION:
cancel_monst(game.youmonst, obj, true, true, true);
break;
case SPE_DRAIN_LIFE:
damage = 0;
break;
case WAN_MAKE_INVISIBLE:
rn1(15, 31);
break;
case WAN_SPEED_MONSTER:
rn1(25, 50);
learn_it = true;
break;
case WAN_SLEEP: case SPE_SLEEP:
learn_it = true;
if (Sleep_resistance()) {
shieldeff(game.u.ux, game.u.uy);
await You("don't feel sleepy!");
} else {
if (ordinary) await pline_The('sleep ray hits you!');
else await You('fall asleep!');
await fall_asleep(-rnd(50), true);
}
break;
case WAN_SLOW_MONSTER: case SPE_SLOW_MONSTER:
break;
case WAN_TELEPORTATION: case SPE_TELEPORT_AWAY:
// tele() -- stub
break;
case WAN_DEATH: case SPE_FINGER_OF_DEATH:
learn_it = true;
await pline('You irradiate yourself with pure energy!');
await pline('You die.');
// done(DIED)
break;
case WAN_UNDEAD_TURNING: case SPE_TURN_UNDEAD:
learn_it = true;
await unturn_you();
break;
case SPE_HEALING: case SPE_EXTRA_HEALING:
learn_it = true;
c_d(6, obj.otyp === SPE_EXTRA_HEALING ? 8 : 4);
await You_feel(`${obj.otyp === SPE_EXTRA_HEALING ? 'much ' : ''}better.`);
break;
case WAN_LIGHT:
damage = c_d(obj.spe, 25);
if (!damage) damage = 5;
damage = await lightdamage(obj, ordinary, damage);
damage += rnd(25);
await flashburn(damage, false);
damage = 0;
break;
case WAN_OPENING: case SPE_KNOCK:
if (game.u.ustuck) {
await release_hold();
learn_it = true;
}
boxlock_invent(obj);
break;
case WAN_LOCKING: case SPE_WIZARD_LOCK:
boxlock_invent(obj);
break;
case WAN_DIGGING: case SPE_DIG:
case SPE_DETECT_UNSEEN: case WAN_NOTHING:
break;
case WAN_PROBING:
probe_objchain(game.invent);
update_inventory();
learn_it = true;
await ustatusline();
break;
case SPE_STONE_TO_FLESH:
// Stone-to-flesh on self: check for stone golem form, petrification
// Then bhito() each inventory item
break;
default: break;
}
if (learn_it) learnwand(obj);
return damage;
}
// ── unturn_you — C ref: zap.c:1225 ──
async function unturn_you() {
// unturn_dead(&youmonst) -- stub for now
// if (is_undead(youmonst.data)) ...
await You('shudder in dread.');
}
// ── unturn_dead — C ref: zap.c:1156 ──
// unturn_dead: imported from mon.js
function zapsetup() { game.obj_zapped = false; }
async function zapwrapup() {
if (game.obj_zapped) await You_feel('shuddering vibrations.');
game.obj_zapped = false;
}
// ── weffects — C ref: zap.c:3426 ──
export async function weffects(obj) {
const g = game;
const otyp = obj.otyp;
let disclose = false;
const was_unkn = !game.objects[otyp]?.oc_name_known;
exercise(A_WIS, true);
if (g.u.usteed && (game.objects[otyp]?.oc_dir !== NODIR) && !g.u.dx && !g.u.dy
&& (g.u.dz > 0) && await zap_steed(obj)) {
disclose = true;
} else if (game.objects[otyp]?.oc_dir === IMMEDIATE) {
zapsetup();
if (g.u?.uswallow) {
await bhitm(g.u.ustuck, obj);
} else if (g.u?.dz) {
disclose = await zap_updown(obj);
} else {
const objRef = { obj };
await bhit(g.u.dx, g.u.dy, rn1(8, 6), ZAPPED_WAND, bhitm, bhito, objRef);
}
await zapwrapup();
} else if (game.objects[otyp]?.oc_dir === NODIR) {
await zapnodir(obj);
} else {
if (otyp === WAN_DIGGING || otyp === SPE_DIG) await zap_dig();
else if (otyp >= SPE_MAGIC_MISSILE && otyp <= SPE_FINGER_OF_DEATH)
await ubuzz(BZ_U_SPELL(BZ_OFS_SPE(otyp)), Math.trunc(g.u.ulevel / 2) + 1);
else if (otyp >= WAN_MAGIC_MISSILE && otyp <= WAN_LIGHTNING)
await ubuzz(BZ_U_WAND(BZ_OFS_WAN(otyp)), (otyp === WAN_MAGIC_MISSILE) ? 2 : 6);
disclose = true;
}
if (disclose) {
learnwand(obj);
if (was_unkn) { more_experienced(0, 10); }
}
}
// ── dozap — C ref: zap.c:2622 ──
export async function dozap() {
const g = game;
if (g.youmonst?.data?.mflags1 & M1_NOHANDS) {
await You("aren't able to zap anything in your current form.");
return ECMD_OK;
}
if (check_capacity(null)) return ECMD_OK;
const obj = await getobj('zap', zap_ok, GETOBJ_NOFLAGS);
if (!obj) return ECMD_CANCEL;
check_unpaid(obj);
const need_dir = game.objects[obj.otyp]?.oc_dir !== NODIR;
if (!await zappable(obj)) {
await pline(nothing_happens);
} else if (obj.cursed && !rn2(WAND_BACKFIRE_CHANCE)) {
await backfire(obj);
exercise(A_STR, false);
return ECMD_TIME;
} else if (need_dir && !(await getdir(null))) {
if (!g.u?.prop?.BLINDED)
await pline(`${The(xname(obj))} glows and fades.`);
} else if (need_dir && !g.u.dx && !g.u.dy && !g.u.dz) {
const damage = await zapyourself(obj, true);
if (damage !== 0) {
await losehp(damage, `zapped ${uhim()}self with ${xname(obj)}`, 'NO_KILLER_PREFIX');
}
} else {
g.current_wand = obj;
await weffects(obj);
g.current_wand = null;
}
if (obj && obj.spe < 0) {
await pline(`${Tobjnam(obj, 'turn')} to dust.`);
useupall(obj);
} else {
update_inventory();
}
return ECMD_TIME;
}
// ── bhitm — monster hit by IMMEDIATE wand/spell — C ref: zap.c:160 ──
export async function bhitm(mtmp, otmp) {
let ret = 0;
let wake = true;
let reveal_invis = false, learn_it = false;
const dbldam = false; // Role_if(PM_KNIGHT) && u.uhave.questart -- stub
let helpful_gesture = false;
let dmg;
const otyp = otmp.otyp;
const zap_type_text_arr = ['spell'];
const disguised_mimic = false;
if (mtmp === game.u?.ustuck && game.u?.uswallow)
reveal_invis = false;
game.notonhead = (mtmp.mx !== game.bhitpos?.x || mtmp.my !== game.bhitpos?.y);
const skilled_spell = (otmp.oclass === SPBOOK_CLASS && otmp.blessed);
switch (otyp) {
case WAN_STRIKING:
zap_type_text_arr[0] = 'wand';
/* FALLTHROUGH */
case SPE_FORCE_BOLT:
reveal_invis = true;
learn_it = cansee(game.bhitpos?.x, game.bhitpos?.y);
if (resists_magm(mtmp)) {
shieldeff(mtmp.mx, mtmp.my);
await pline('Boing!');
} else if (game.u?.uswallow || rnd(20) < 10 + find_mac(mtmp)) {
dmg = c_d(2, 12);
if (dbldam) dmg *= 2;
if (otyp === SPE_FORCE_BOLT) dmg = spell_damage_bonus(dmg);
await hit(zap_type_text_arr[0], mtmp, exclam(dmg));
resist(mtmp, otmp.oclass, dmg, true);
} else {
if (!disguised_mimic) await miss(zap_type_text_arr[0], mtmp);
learn_it = false;
}
break;
case WAN_SLOW_MONSTER: case SPE_SLOW_MONSTER:
if (!resist(mtmp, otmp.oclass, 0, false)) {
await mon_adjust_speed(mtmp, -1, otmp);
check_gear_next_turn(mtmp);
}
break;
case WAN_SPEED_MONSTER:
if (!resist(mtmp, otmp.oclass, 0, false)) {
await mon_adjust_speed(mtmp, 1, otmp);
check_gear_next_turn(mtmp);
}
helpful_gesture = true;
break;
case WAN_UNDEAD_TURNING: case SPE_TURN_UNDEAD:
wake = false;
if (is_undead(mtmp.data) || is_vampshifter(mtmp)) {
reveal_invis = true;
wake = true;
dmg = rnd(8);
if (dbldam) dmg *= 2;
if (otyp === SPE_TURN_UNDEAD) dmg = spell_damage_bonus(dmg);
if (!resist(mtmp, otmp.oclass, dmg, false)) {
if (mtmp.mhp > 0) await monflee(mtmp, 0, false, true);
}
}
break;
case WAN_POLYMORPH: case SPE_POLYMORPH:
if (resists_magm(mtmp)) {
shieldeff(mtmp.mx, mtmp.my);
} else if (!resist(mtmp, otmp.oclass, 0, false)) {
const polyspot = true; // wand/spell, not potion
const give_msg = !Hallucination()
&& (canseemon(mtmp) || engulfing_u(mtmp));
// C ref: zap.c:290 — natural shapechangers immune to shock
if ((mtmp.cham ?? NON_PM) === NON_PM && !rn2(25)) {
if (canseemon(mtmp)) {
await pline(`${Monnam(mtmp)} shudders!`);
learn_it = true;
}
await xkilled(mtmp, 5); // XKILL_GIVEMSG | XKILL_NOCORPSE
} else {
// C ref: zap.c:305 — newcham with random form
let ncflags = 0;
if (polyspot) ncflags |= NC_VIA_WAND_OR_SPELL;
if (give_msg) ncflags |= NC_SHOW_MSG;
if (await newcham(mtmp, null, ncflags) !== 0
|| (ismnum(mtmp.cham)
&& await newcham(mtmp, mons[mtmp.cham], ncflags) !== 0)) {
if (give_msg && canspotmon(mtmp))
learn_it = true;
}
}
}
break;
case WAN_CANCELLATION: case SPE_CANCELLATION:
cancel_monst(mtmp, otmp, true, true, false);
break;
case WAN_TELEPORTATION: case SPE_TELEPORT_AWAY:
reveal_invis = !(await u_teleport_mon(mtmp, true));
learn_it = canspotmon(mtmp);
break;
case WAN_MAKE_INVISIBLE:
{
const oldinvis = mtmp.minvis;
mon_set_minvis(mtmp, false);
if (!oldinvis) {
await pline(`${Monnam(mtmp)} turns transparent!`);
reveal_invis = true;
learn_it = true;
}
}
break;
case WAN_LOCKING: case SPE_WIZARD_LOCK:
wake = false;
break;
case WAN_PROBING:
wake = false;
reveal_invis = true;
await probe_monster(mtmp);
learn_it = true;
break;
case WAN_OPENING: case SPE_KNOCK:
wake = false;
if (mtmp === game.u?.ustuck) {
await release_hold();
learn_it = true;
}
if (otyp === SPE_KNOCK) {
wake = true;
ret = 1;
if (canseemon(mtmp))
await pline(`${Monnam(mtmp)} doesn't budge.`);
}
break;
case SPE_HEALING: case SPE_EXTRA_HEALING:
{
const healamt = c_d(6, otyp === SPE_EXTRA_HEALING ? 8 : 4);
reveal_invis = true;
wake = false;
healmon(mtmp, healamt, 0);
if (canseemon(mtmp)) {
await pline(`${Monnam(mtmp)} looks${otyp === SPE_EXTRA_HEALING ? ' much' : ''} better.`);
}
}
break;
case WAN_LIGHT:
// flash_hits_mon() -- stub
break;
case WAN_SLEEP:
reveal_invis = true;
if (sleep_monst(mtmp, c_d(1 + otmp.spe, 12), WAND_CLASS))
await slept_monst(mtmp);
learn_it = true;
break;
case SPE_STONE_TO_FLESH:
wake = false;
break;
case SPE_DRAIN_LIFE:
// drain life -- stub
break;
case WAN_NOTHING:
wake = false;
break;
default:
break;
}
if (wake && mtmp.mhp > 0) {
wakeup(mtmp, helpful_gesture ? false : true);
}
if (learn_it) learnwand(otmp);
return ret;
}
// ── bhito — object hit by IMMEDIATE wand/spell — C ref: zap.c:2119 ──
export async function bhito(obj, otmp) {
if (obj === otmp) return 0;
if (obj?.bypass) {
// C ref: zap.c:2133-2169 — while bypass context is active, skip
// objects explicitly marked bypassed for this effect traversal.
if (game.context?.bypasses) {
return 0;
}
obj.bypass = 0;
}
let res = 1;
let learn_it = false;
if (obj === game.u?.uball) {
res = 0;
} else if (obj === game.u?.uchain) {
if (otmp.otyp === WAN_OPENING || otmp.otyp === SPE_KNOCK) {
learn_it = true;
// unpunish() -- stub
} else {
res = 0;
}
} else {
switch (otmp.otyp) {
case WAN_POLYMORPH: case SPE_POLYMORPH:
if (obj_unpolyable(obj)) {
res = 0;
break;
}
const cover = ((obj === obj_at(game.u?.ux, game.u?.uy))
&& !!game.u?.uundetected
&& hides_under(game.youmonst?.data));
// C ref: zap.c:2203 — any saved lock context for boxes is invalidated
// before obj_shudders/poly_obj.
if (Is_box(obj)) {
await boxlock(obj, otmp);
}
if (obj_shudders(obj)) {
if (cansee(obj.ox, obj.oy)) learn_it = true;
await do_osshock(obj);
if (cover) {
hideunder(game.youmonst);
}
break;
}
obj = poly_obj(obj, STRANGE_OBJECT);
newsym(obj.ox, obj.oy);
break;
case WAN_PROBING:
res = !obj.dknown;
obj.dknown = true;
if (res) learn_it = true;
break;
case WAN_STRIKING: case SPE_FORCE_BOLT: {
// C ref: zap.c:2277-2312 — wand/spell of striking hits floor objects
let maybelearnit = cansee(obj.ox, obj.oy) || !Deaf();
if (obj.otyp === BOULDER) {
Soundeffect('se_crumbling_sound', 75);
if (cansee(obj.ox, obj.oy))
await pline_The('boulder falls apart.');
else
await You_hear('a crumbling sound.');
fracture_rock(obj);
} else if (obj.otyp === STATUE) {
if (break_statue(obj)) {
if (cansee(obj.ox, obj.oy)) {
if (Hallucination())
await pline_The(`${rndmonnam(null)} shatters.`);
else
await pline_The('statue shatters.');
} else
await You_hear('a crumbling sound.');
}
} else {
const oox = obj.ox, ooy = obj.oy;
if (game.context?.mon_moving
? !(await breaks(obj, oox, ooy))
: !(await hero_breaks(obj, oox, ooy, 0))) {
maybelearnit = false;
} else {
newsym(oox, ooy);
}
res = 0;
}
if (maybelearnit)
learn_it = true;
break;
}
case WAN_CANCELLATION: case SPE_CANCELLATION:
cancel_item(obj);
break;
case SPE_DRAIN_LIFE:
drain_item(obj, true);
break;
case WAN_TELEPORTATION: case SPE_TELEPORT_AWAY:
await rloco(obj);
break;
case WAN_MAKE_INVISIBLE:
break;
case WAN_UNDEAD_TURNING: case SPE_TURN_UNDEAD:
// revive corpses/eggs -- stub
break;
case WAN_OPENING: case SPE_KNOCK:
case WAN_LOCKING: case SPE_WIZARD_LOCK:
// boxlock() -- stub
res = 0;
break;
case WAN_SLOW_MONSTER: case SPE_SLOW_MONSTER:
case WAN_SPEED_MONSTER:
case WAN_NOTHING:
case SPE_HEALING: case SPE_EXTRA_HEALING:
res = 0;
break;
case SPE_STONE_TO_FLESH:
res = stone_to_flesh_obj(obj);
break;
default:
break;
}
}
if (learn_it) learnwand(otmp);
return res;
}
// ── bhit — beam travel for IMMEDIATE wands and thrown/kicked objects — C ref: zap.c:3822 ──
export async function bhit(ddx, ddy, range, weapon, fhitm, fhito, pobj) {
const g = game;
let result = null;
let obj = (pobj && typeof pobj === 'object' && 'value' in pobj)
? pobj.value
: (pobj?.obj || pobj);
let shopdoor = false;
let in_skip = false;
let allow_skip = false;
let skiprange_start = 0;
let skiprange_end = 0;
let skipcount = 0;
if (!g.bhitpos) g.bhitpos = { x: 0, y: 0 };
g.bhitpos.x = g.u.ux;
g.bhitpos.y = g.u.uy;
// C ref: zap.c:3851-3853 — thrown rocks may initialize skiprange and
// consume rn2(3) even when no actual skip ultimately occurs.
if (weapon === THROWN_WEAPON && obj && obj.otyp === ROCK) {
const skip = { start: 0, end: 0 };
skiprange(range, skip);
skiprange_start = skip.start;
skiprange_end = skip.end;
allow_skip = !rn2(3);
}
while (range-- > 0) {
g.bhitpos.x += ddx;
g.bhitpos.y += ddy;
const x = g.bhitpos.x;
const y = g.bhitpos.y;
if (!isok(x, y)) {
g.bhitpos.x -= ddx;
g.bhitpos.y -= ddy;
break;
}
if (weapon === ZAPPED_WAND) {
await zap_map(x, y, obj);
}
const mtmp = m_at(x, y);
// C ref: zap.c:3941-3959 — skipping rock state machine.
// We keep this narrow: preserve RNG/event ordering and movement state.
if (skiprange_start && range === skiprange_start && allow_skip) {
if (is_pool(x, y) && !mtmp) {
in_skip = true;
if (!Blind())
await pline(`${Yname2(obj)} ${obj ? vtense(obj, 'skip') : 'skip'}${skipcount ? ' again' : ''}.`);
else
await You_hear(`${obj ? yname(obj) : 'Something'} skip.`);
skipcount++;
} else if (skiprange_start > skiprange_end + 1) {
--skiprange_start;
}
}
if (in_skip && range <= skiprange_end) {
in_skip = false;
if (range > 3) {
const skip = { start: 0, end: 0 };
skiprange(range, skip);
skiprange_start = skip.start;
skiprange_end = skip.end;
}
}
if (mtmp) {
g.notonhead = (x !== mtmp.mx || y !== mtmp.my);
if (weapon === ZAPPED_WAND) {
if (fhitm && (await fhitm(mtmp, obj))) {
result = mtmp;
break;
}
range -= 3;
} else if (weapon === FLASHED_LIGHT) {
// C ref: zap.c:3991-4005 — pass through minvis targets by
// applying flash_hits_mon() inline; stop on non-minvis and
// return mtmp to caller so caller handles flash_hits_mon().
if (mtmp.minvis) {
if (obj) {
obj.ox = g.u.ux;
obj.oy = g.u.uy;
}
await flash_hits_mon(mtmp, obj);
continue;
}
result = mtmp;
break;
} else {
// THROWN_WEAPON / KICKED_WEAPON
result = mtmp;
break;
}
}
if (fhito && weapon === ZAPPED_WAND) {
if (await bhitpile(obj, fhito, x, y, 0))
range--;
}
// Door handling for ZAPPED_WAND
const levl = g.level?.locations;
if (weapon === ZAPPED_WAND && levl) {
const loc = levl[x]?.[y];
const typ = loc?.typ || 0;
if (typ === 8 || typ === 7) { // DOOR or SDOOR
switch (obj.otyp) {
case WAN_OPENING: case WAN_LOCKING: case WAN_STRIKING:
case SPE_KNOCK: case SPE_WIZARD_LOCK: case SPE_FORCE_BOLT:
if (await doorlock(obj, x, y)) {
if (cansee(x, y)) learnwand(obj);
}
break;
}
}
}
const levl2 = g.level?.locations;
if (levl2) {
const loc = levl2[g.bhitpos.x]?.[g.bhitpos.y];
if (loc && (!ZAP_POS(loc.typ) || closed_door(g.bhitpos.x, g.bhitpos.y))) {
g.bhitpos.x -= ddx;
g.bhitpos.y -= ddy;
break;
}
}
// C ref: zap.c:4076-4083 — animation delay for thrown/kicked weapons
if (weapon !== ZAPPED_WAND) {
await delay_output();
}
}
return result;
}
// ── boomhit — C ref: zap.c:4143 ──
// Boomerang curving path. Simplified for parity.
export async function boomhit(obj, dx, dy) {
if (!game.bhitpos) game.bhitpos = { x: 0, y: 0 };
game.bhitpos.x = game.u.ux;
game.bhitpos.y = game.u.uy;
// Simplified stub -- boomerang mechanics require display support
return null;
}
// ── zhitm — damage calculation when a beam/breath hits a monster — C ref: zap.c:4231 ──
export async function zhitm(mon, type, nd) {
let tmp = 0;
const damgtype = zaptype(type) % 10;
let sho_shieldeff = false;
const spellcaster = is_hero_spell(type);
let ootmp = null;
switch (damgtype) {
case ZT_MAGIC_MISSILE:
if (resists_magm(mon) || defended(mon, AD_MAGM)) {
sho_shieldeff = true;
break;
}
tmp = c_d(nd, 6);
if (spellcaster) tmp = spell_damage_bonus(tmp);
break;
case ZT_FIRE:
if (resists_fire(mon) || defended(mon, AD_FIRE)) {
sho_shieldeff = true;
break;
}
tmp = c_d(nd, 6);
if (spellcaster) tmp = spell_damage_bonus(tmp);
{
const orig_dmg = tmp;
if (resists_cold(mon)) tmp += 7;
if (await burnarmor(mon)) {
if (!rn2(3)) {
tmp += await destroy_items(mon, AD_FIRE, orig_dmg);
ignite_items(mon.minvent);
}
}
}
break;
case ZT_COLD:
if (resists_cold(mon) || defended(mon, AD_COLD)) {
sho_shieldeff = true;
break;
}
tmp = c_d(nd, 6);
if (spellcaster) tmp = spell_damage_bonus(tmp);
{
const orig_dmg = tmp;
if (resists_fire(mon)) tmp += c_d(nd, 3);
if (!rn2(3)) tmp += await destroy_items(mon, AD_COLD, orig_dmg);
}
break;
case ZT_SLEEP:
tmp = 0;
sleep_monst(mon, c_d(nd, 25), type === ZT_WAND(ZT_SLEEP) ? WAND_CLASS : '\0');
break;
case ZT_DEATH:
if (Math.abs(type) !== ZT_BREATH(ZT_DEATH)) {
// Death ray (not disintegration)
if (nonliving(mon.data) || is_demon(mon.data)
|| is_vampshifter(mon) || resists_magm(mon)) {
sho_shieldeff = true;
break;
}
type = -1; // no saving throw
} else {
// Disintegration breath
if (resists_disint(mon) || defended(mon, AD_DISN)) {
sho_shieldeff = true;
} else if (mon.misc_worn_check & W_ARMS) {
ootmp = which_armor(mon, W_ARMS);
} else if (mon.misc_worn_check & W_ARM) {
ootmp = which_armor(mon, W_ARM);
const otmp2 = which_armor(mon, W_ARMC);
if (otmp2) await m_useup(mon, otmp2);
} else {
tmp = MAGIC_COOKIE;
const otmp2c = which_armor(mon, W_ARMC);
if (otmp2c) await m_useup(mon, otmp2c);
const otmp2u = which_armor(mon, W_ARMU);
if (otmp2u) await m_useup(mon, otmp2u);
}
type = -1;
break; // not ordinary damage
}
tmp = mon.mhp + 1;
break;
case ZT_LIGHTNING:
tmp = c_d(nd, 6);
if (spellcaster) tmp = spell_damage_bonus(tmp);
{
const orig_dmg = tmp;
if (resists_elec(mon) || defended(mon, AD_ELEC)) {
sho_shieldeff = true;
tmp = 0;
}
if (!resists_blnd(mon) && nd > 2) {
const rnd_tmp = rnd(50);
mon.mcansee = 0;
if ((mon.mblinded || 0) + rnd_tmp > 127)
mon.mblinded = 127;
else
mon.mblinded = (mon.mblinded || 0) + rnd_tmp;
}
if (!rn2(3)) tmp += await destroy_items(mon, AD_ELEC, orig_dmg);
}
break;
case ZT_POISON_GAS:
if (resists_poison(mon) || defended(mon, AD_DRST)) {
sho_shieldeff = true;
break;
}
tmp = c_d(nd, 6);
break;
case ZT_ACID:
if (resists_acid(mon) || defended(mon, AD_ACID)) {
sho_shieldeff = true;
break;
}
tmp = c_d(nd, 6);
if (!rn2(6)) acid_damage(null); // MON_WEP(mon) stub
if (!rn2(6)) await erode_armor(mon, 0); // ERODE_CORRODE
break;
}
if (sho_shieldeff) shieldeff(mon.mx, mon.my);
if (is_hero_spell(type) && false /* Role_if(PM_KNIGHT) && u.uhave.questart */)
tmp *= 2;
if (tmp > 0 && type >= 0
&& resist(mon, type < ZT_SPELL(0) ? WAND_CLASS : '\0', 0, false))
tmp = Math.trunc(tmp / 2);
if (tmp < 0) tmp = 0;
mon.mhp -= tmp;
return { damage: tmp, armor: ootmp };
}
// ── zhitu — beam/breath hits the hero — C ref: zap.c:4394 ──
async function zhitu(type, nd, fltxt, sx, sy) {
let dam = 0;
const abstyp = zaptype(type);
let orig_dam = 0;
switch (abstyp % 10) {
case ZT_MAGIC_MISSILE:
dam = c_d(nd, 6);
exercise(A_STR, false);
break;
case ZT_FIRE:
orig_dam = c_d(nd, 6);
if (Fire_resistance()) {
shieldeff(sx, sy);
await You("don't feel hot!");
dam = 0;
} else {
dam = orig_dam;
}
// burn_away_slime(), burnarmor()
if (await burnarmor(game.youmonst)) {
if (!rn2(3)) await destroy_items(game.youmonst || game.u, AD_FIRE, orig_dam);
if (!rn2(3)) ignite_items(game.invent);
}
break;
case ZT_COLD:
orig_dam = c_d(nd, 6);
if (Cold_resistance()) {
shieldeff(sx, sy);
await You("don't feel cold.");
dam = 0;
} else {
dam = orig_dam;
}
if (!rn2(3)) await destroy_items(game.youmonst || game.u, AD_COLD, orig_dam);
break;
case ZT_SLEEP:
if (Sleep_resistance()) {
shieldeff(game.u.ux, game.u.uy);
await You("don't feel sleepy.");
} else {
await fall_asleep(-c_d(nd, 25), true);
}
break;
case ZT_DEATH:
if (abstyp === ZT_BREATH(ZT_DEATH)) {
// disintegration breath -- stub
}
// done(DIED) -- stub
break;
case ZT_LIGHTNING:
orig_dam = c_d(nd, 6);
if (hero_shock_resistance()) {
shieldeff(sx, sy);
await You("aren't affected.");
dam = 0;
} else {
dam = orig_dam;
exercise(A_CON, false);
}
if (!rn2(3)) await destroy_items(game.youmonst || game.u, AD_ELEC, orig_dam);
break;
case ZT_POISON_GAS:
// poisoned("blast", A_DEX, "poisoned blast", 15, FALSE) -- stub
break;
case ZT_ACID:
dam = c_d(nd, 6);
exercise(A_STR, false);
if (!rn2(6)) { /* acid_damage uwep */ }
if (!rn2(6)) { /* erode_armor */ }
break;
}
await losehp(dam, fltxt || 'magical blast', 'KILLED_BY_AN');
}
// ── disintegrate_mon — C ref: zap.c:4716 ──
async function disintegrate_mon(mon, type, fltxt) {
if (canseemon(mon)) {
if (!false /* mlifesaver */)
await pline(`${Monnam(mon)} is disintegrated!`);
}
if (type < 0) await monkilled(mon, null, AD_RBRE);
else await xkilled(mon, 0x01 | 0x04); // XKILL_NOMSG | XKILL_NOCORPSE
}
// ── ubuzz / buzz / dobuzz — C ref: zap.c:4752 ──
export async function ubuzz(type, nd) {
await dobuzz(type, nd, game.u.ux, game.u.uy, game.u.dx, game.u.dy, true, false, false);
}
export async function buzz(type, nd, sx, sy, dx, dy) {
await dobuzz(type, nd, sx, sy, dx, dy, true, false, false);
}
async function dobuzz(type, nd, sx, sy, dx, dy, sayhit, saymiss, forcemiss) {
const g = game;
const fltyp = zaptype(type);
const damgtype = fltyp % 10;
const hdmgtype = (g.u?.prop?.HALLUC) ? rn2(6) : damgtype;
const spell_type = is_hero_spell(type) ? SPE_MAGIC_MISSILE + damgtype : 0;
const fireball = (type === ZT_SPELL(ZT_FIRE));
let shopdamage = false;
if (g.u?.uswallow) {
if (type < 0) return;
const result = await zhitm(g.u.ustuck, type, nd);
if (!g.u.ustuck) {
g.u.uswallow = 0;
} else {
await pline(`${The(flash_str(fltyp))} rips into ${mon_nam(g.u.ustuck)}${exclam(result.damage)}`);
if (result.damage === MAGIC_COOKIE) g.u.ustuck.mhp = 0;
if (g.u.ustuck.mhp <= 0) await killed(g.u.ustuck);
}
return;
}
if (type < 0) newsym(g.u.ux, g.u.uy);
let range = rn1(7, 7);
if (dx === 0 && dy === 0) range = 1;
const save_bhitpos = g.bhitpos ? { ...g.bhitpos } : { x: 0, y: 0 };
g.bhitpos = g.bhitpos || { x: 0, y: 0 };
await tmp_at(DISP_BEAM, zapdir_to_glyph(dx, dy, hdmgtype));
let lsx, lsy;
let gas_hit = false;
while (range-- > 0) {
lsx = sx; sx += dx;
lsy = sy; sy += dy;
if (!isok(sx, sy) || (game.level?.locations?.[sx]?.[sy]?.typ || 0) === 0) {
// make_bounce
const bchance = (!isok(sx, sy) || (game.level?.locations?.[sx]?.[sy]?.typ || 0) === 0) ? 10 : 75;
if (--range > 0 && isok(lsx, lsy)) {
if (fireball) {
sx = lsx; sy = lsy;
break;
}
if (cansee(lsx, lsy))
await pline(`${The(flash_str(fltyp))} bounces!`);
const ddx_ref = { v: dx };
const ddy_ref = { v: dy };
bounce_dir(sx, sy, ddx_ref, ddy_ref, bchance);
dx = ddx_ref.v; dy = ddy_ref.v;
sx = lsx; sy = lsy;
} else {
break;
}
continue;
}
let mon = m_at(sx, sy);
g.bhitpos.x = sx; g.bhitpos.y = sy;
gas_hit = (damgtype === ZT_POISON_GAS);
if (!fireball && !gas_hit) {
range += await zap_over_floor(sx, sy, type, { v: shopdamage }, true, 0);
mon = m_at(sx, sy); // might have drowned
}
// C ref: zap.c:4831-4841 — visible beam frame delay before hit/miss resolution.
const loctyp_here = game.level?.locations?.[sx]?.[sy]?.typ || 0;
if (cansee(sx, sy)
&& (ZAP_POS(loctyp_here) || (isok(lsx, lsy) && cansee(lsx, lsy)))) {
await tmp_at(sx, sy);
await flush_screen(1);
await delay_output();
}
if (mon) {
if (fireball) break;
if (type >= 0) {
if (mon.mstrategy) mon.mstrategy &= ~0x10000000; // STRAT_WAITMASK
}
g.notonhead = (mon.mx !== g.bhitpos.x || mon.my !== g.bhitpos.y);
if (!forcemiss && zap_hit(find_mac(mon), spell_type)) {
if (await mon_reflects(mon, null)) {
if (cansee(mon.mx, mon.my)) {
await hit(flash_str(fltyp), mon, exclam(0));
shieldeff(mon.mx, mon.my);
gas_hit = false;
}
dx = -dx; dy = -dy;
} else {
const mon_could_move = mon.mcanmove;
const result = await zhitm(mon, type, nd);
if (is_rider(mon.data) && Math.abs(type) === ZT_BREATH(ZT_DEATH)) {
if (canseemon(mon)) {
await hit(flash_str(fltyp), mon, '.');
await pline(`${Monnam(mon)} disintegrates.`);
await pline(`${s_suffix(Monnam(mon))} body reintegrates before your eyes!`);
await pline(`${Monnam(mon)} resurrects!`);
}
mon.mhp = mon.mhpmax;
break;
}
if (result.damage === MAGIC_COOKIE) {
await disintegrate_mon(mon, type, flash_str(fltyp));
} else if (mon.mhp <= 0) {
if (type < 0) {
await monkilled(mon, flash_str(fltyp), -7 /* AD_RBRE */);
} else {
await xkilled(mon, 0); // XKILL_GIVEMSG
}
} else {
if (!result.armor) {
if (sayhit || canseemon(mon))
await hit(flash_str(fltyp), mon, exclam(result.damage));
} else {
if (canseemon(mon))
await pline(`${s_suffix(Monnam(mon))} ${xname(result.armor)} is disintegrated!`);
await m_useup(mon, result.armor);
}
if (mon_could_move && !mon.mcanmove) await slept_monst(mon);
if (damgtype !== ZT_SLEEP) wakeup(mon, type >= 0);
}
}
range -= 2;
} else {
if (saymiss || (canseemon(mon)))
await miss(flash_str(fltyp), mon);
}
} else if (sx === g.u.ux && sy === g.u.uy && range >= 0) {
nomul(0);
if (!forcemiss && zap_hit(g.u?.uac ?? 10, 0)) {
range -= 2;
await pline(`${The(flash_str(fltyp))} hits you!`);
if (Reflecting()) {
if (!Blind()) {
await ureflects("But %s reflects from your %s!", "it");
} else {
await pline("For some reason you are not affected.");
}
monstseesu(M_SEEN_REFL);
dx = -dx;
dy = -dy;
shieldeff(sx, sy);
gas_hit = false;
} else {
await zhitu(type, nd, flash_str(fltyp), sx, sy);
monstunseesu(M_SEEN_REFL);
}
} else if (!g.u?.prop?.BLINDED) {
await pline(`${The(flash_str(fltyp))} whizzes by you!`);
}
if (damgtype === ZT_LIGHTNING) await flashburn(c_d(nd, 50), true);
await stop_occupation();
nomul(0);
}
// gas cloud for gas that missed or hit without being reflected
if (gas_hit) {
await zap_over_floor(sx, sy, type, { v: shopdamage }, true, 0);
}
const loctyp = game.level?.locations?.[sx]?.[sy]?.typ || 0;
if (!ZAP_POS(loctyp) || (closed_door(sx, sy) && range >= 0)) {
const bchance = 75;
if (--range > 0 && isok(lsx, lsy)) {
if (fireball) {
sx = lsx; sy = lsy;
break;
}
if (cansee(lsx, lsy))
await pline(`${The(flash_str(fltyp))} bounces!`);
} else if (fireball) {
sx = lsx; sy = lsy;
break;
}
const ddx_ref = { v: dx };
const ddy_ref = { v: dy };
bounce_dir(sx, sy, ddx_ref, ddy_ref, bchance);
dx = ddx_ref.v; dy = ddy_ref.v;
await tmp_at(DISP_CHANGE, zapdir_to_glyph(dx, dy, hdmgtype));
}
}
await tmp_at(DISP_END, 0);
if (fireball) {
await explode(sx, sy, type, c_d(12, 6), 0, 1 /* EXPL_FIERY */);
}
g.bhitpos = save_bhitpos;
}
// ── resist — C ref: zap.c:6093 ──
export function resist(mtmp, oclass, damage, tell) {
if (!mtmp) return false;
let alev;
switch (oclass) {
case WAND_CLASS: alev = 12; break;
case TOOL_CLASS: alev = 10; break;
case WEAPON_CLASS: alev = 10; break;
case SCROLL_CLASS: alev = 9; break;
case POTION_CLASS: alev = 6; break;
case RING_CLASS: alev = 5; break;
default: alev = game.u?.ulevel ?? 1; break;
}
let dlev = mtmp.m_lev || 0;
if (dlev > 50) dlev = 50;
else if (dlev < 1) dlev = is_mplayer(mtmp.data) ? (game.u?.ulevel ?? 1) : 1;
const resisted = rn2(100 + alev - dlev) < (mtmp.data?.mr ?? 0);
if (resisted) {
if (tell) shieldeff(mtmp.mx, mtmp.my);
damage = Math.trunc((damage + 1) / 2);
}
if (damage) {
mtmp.mhp -= damage;
if (DEADMONSTER(mtmp)) {
// C ref: zap.c:6143-6148 — m_using → monkilled, else killed.
// Both are async in JS; schedule for caller to handle.
mtmp._resist_killed = true;
}
}
return resisted;
}
// C ref: zap.c:6143-6148 — process deferred monster death from resist().
// Call after resist() if the monster might have died.
export async function resist_death(mtmp) {
if (!mtmp?._resist_killed) return;
delete mtmp._resist_killed;
if (game.m_using) {
await monkilled(mtmp, '', AD_RBRE);
} else {
await killed(mtmp);
}
}
// ── cancel_monst — C ref: zap.c:3145 ──
export function cancel_monst(mdef, obj, youattack, allow_cancel_kill, self_cancel) {
const youdefend = (mdef === game.youmonst);
if (youdefend ? (!youattack && false /* Antimagic */)
: resist(mdef, obj?.oclass || 0, 0, false))
return false;
if (self_cancel) {
const inv = youdefend ? game.invent : mdef?.minvent;
for (let otmp = inv; otmp; otmp = otmp.nobj) {
cancel_item(otmp);
}
}
if (youdefend) {
// rehumanize / clay golem handling -- stub
} else {
mdef.mcan = 1;
normal_shape(mdef);
}
return true;
}
// ── fracture_rock — C ref: zap.c:5530 ──
export function fracture_rock(obj) {
obj.otyp = 1; // ROCK -- stub constant
obj.oclass = 7; // GEM_CLASS -- stub
obj.quan = rn1(60, 7);
}
// ── break_statue — C ref: zap.c:5575 ──
export function break_statue(obj) {
fracture_rock(obj);
return true;
}
// ── obj_shudders — C ref: zap.c:1476 ──
export function obj_shudders(obj) {
let zap_odds;
if (game.context?.bypasses && obj?.bypass)
return false;
if (obj.oclass === WAND_CLASS) zap_odds = 3;
else if (obj.cursed) zap_odds = 3;
else if (obj.blessed) zap_odds = 12;
else zap_odds = 8;
if (obj.quan > 4) zap_odds = Math.trunc(zap_odds / 2);
return !rn2(zap_odds);
}
// ── poly_zapped_mon ── (stub)
export function poly_zapped_mon() { /* stub */ }
// ── mon_spell_hits_spot — C ref: zap.c:5494 ──
async function mon_spell_hits_spot(caster, adtyp, x, y) {
// Simplified: call zap_over_floor for fire/cold
if (adtyp === AD_FIRE) {
await zap_over_floor(x, y, ZT_SPELL(ZT_FIRE), { v: false }, false, 0);
} else if (adtyp === AD_COLD) {
await zap_over_floor(x, y, ZT_SPELL(ZT_COLD), { v: false }, false, 0);
}
}
// ── makewish — C ref: zap.c:6307 ──
export async function makewish() {
const g = game;
const nothing = {};
let tries = 0;
g.context.resume_wish = false;
if (g.flags?.verbose) await You('may wish for an object.');
while (true) {
let buf = await getlin('For what do you wish?', null, { logHookedLifecycle: true });
// C ref: zap.c:6339 — ESC sets buf[0]='\0', does NOT return early;
// readobjnam is still called with the empty string
if (buf == null) buf = '';
buf = String(buf).replace(/\s+/g, ' ').trim();
const otmp = readobjnam(buf, nothing);
if (!otmp) {
await pline('Nothing fitting that description exists in the game.');
tries++;
if (tries < 5) continue;
return null;
}
if (otmp === nothing) return nothing;
await hold_another_object(otmp, 'Oops! %s to the floor!', The(aobjnam(otmp, 'drop')), null);
if (!g.u.uconduct) g.u.uconduct = {};
g.u.uconduct.wishes = (g.u.uconduct.wishes || 0) + 1;
await encumber_msg();
g.u.ublesscnt += rn1(100, 50);
return otmp;
}
}
// maybe_explode_trap: defined above (line ~601)
// trap_to_defsym: defined above
// zap_map: defined above
// ── revive — C ref: zap.c:884 ──
export async function revive(corpse, by_hero) {
if (corpse.otyp !== CORPSE) {
return null;
}
const montype = corpse.corpsenm;
const is_zomb = (mons[montype]?.mlet === S_ZOMBIE)
|| (corpse.where === OBJ_BURIED && is_reviver(mons[montype]));
await cant_finish_meal(corpse);
let x = 0, y = 0;
if (corpse.where !== 3 /* OBJ_CONTAINED */) {
const locflags = is_zomb ? BURIED_TOO : 0;
const loc = get_obj_location(corpse, locflags);
if (loc) { x = loc.x; y = loc.y; }
} else {
const loc = get_obj_location(corpse, CONTAINED_TOO);
if (loc) { x = loc.x; y = loc.y; }
}
if (x) {
corpse.ox = x;
corpse.oy = y;
}
if (!x) return null;
const mptr = mons[montype];
if (m_at(x, y)) {
const xy = { x, y };
if (enexto(xy, x, y, mptr)) {
x = xy.x; y = xy.y;
}
}
if (corpse.norevive || (mons[montype]?.mlet === S_EEL && !is_pool(x, y))) {
if (cansee(x, y)) {
await pline(`${upstart(corpse_xname(corpse, null, CXN_PFX_THE))} twitches feebly.`);
}
return null;
}
let mmflags = NO_MINVENT | MM_NOWAIT | MM_NOMSG;
const cgend = (corpse.spe & 0x03 /* CORPSTAT_GENDER */);
if (cgend === 0x01 /* CORPSTAT_MALE */) mmflags |= MM_MALE;
else if (cgend === 0x02 /* CORPSTAT_FEMALE */) mmflags |= MM_FEMALE;
let mtmp = null;
const mtype_ref = { v: montype };
if (cant_revive(mtype_ref, true, corpse)) {
mtmp = await makemon(mons[mtype_ref.v], x, y, mmflags);
if (mtmp) {
if (mtmp.data.mlet === 83 /* S_ZOMBIE */) {
mtmp.mhp = mtmp.mhpmax = 100;
await mon_adjust_speed(mtmp, 2, null);
}
}
} else {
mtmp = await makemon(mptr, x, y, mmflags | MM_NOCOUNTBIRTH);
}
if (!mtmp) return null;
if (mtmp.mundetected) {
mtmp.mundetected = 0;
newsym(mtmp.mx, mtmp.my);
}
if (M_AP_TYPE(mtmp)) seemimic(mtmp);
const one_of = (corpse.quan > 1);
if (one_of) corpse = splitobj(corpse, 1);
if (by_hero) {
if (cansee(x, y)) {
const buf = (one_of ? "one of " : "") + corpse_xname(corpse, null, CXN_PFX_THE);
await pline(`${upstart(buf)} glows iridescently.`);
}
}
if (has_oname(corpse) && !unique_corpstat(mtmp.data)) {
mtmp = christen_monst(mtmp, ONAME(corpse));
}
mtmp.mrevived = 1;
switch (corpse.where) {
case OBJ_INVENT:
useup(corpse);
break;
case OBJ_FLOOR:
obj_extract_self(corpse);
newsym(x, y);
break;
case OBJ_MINVENT:
await m_useup(corpse.ocarry, corpse);
break;
default:
obj_extract_self(corpse);
break;
}
return mtmp;
}
// ── revive_egg — C ref: zap.c:1143 ──
export function revive_egg(obj) {
if (obj.otyp !== EGG) return;
if (obj.corpsenm !== NON_PM && !dead_species(obj.corpsenm, true)) {
attach_egg_hatch_timeout(obj, 0);
}
}
// burn_floor_objects: defined above
export {
zaptype, flash_str,
ZT_MAGIC_MISSILE, ZT_FIRE, ZT_COLD, ZT_SLEEP, ZT_DEATH,
ZT_LIGHTNING, ZT_POISON_GAS, ZT_ACID,
ZT_WAND, ZT_SPELL, ZT_BREATH,
BZ_OFS_WAN, BZ_OFS_SPE, BZ_U_WAND, BZ_U_SPELL,
MAGIC_COOKIE,
closed_door,
get_obj_location, get_mon_location,
cancel_item,
zap_over_floor, zap_updown, zap_map,
bhitpile,
unturn_dead, unturn_you,
lightdamage, flashburn,
stone_to_flesh_obj, poly_obj, do_osshock, obj_unpolyable,
melt_ice, mon_spell_hits_spot,
probe_objchain, probe_monster,
release_hold, boxlock_invent, zap_steed,
burn_floor_objects,
};
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