Press n or j to go to the next uncovered block, b, p or k for the previous block.
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1x 1x 1x 1x 1x 2x 2x 2x 2x 2x 1x 2x 2x 1x 1x 1x 1x 1x 2x 2x 2x 2x 2x 2x 73x 73x 73x 1x 1x 1x 1x 1x 1x 1x 73x 73x 73x 1x 1x 1x 1x 1x 73x 73x 73x 73x 73x | // dothrow.js — Throwing items (port of dothrow.c)
// C ref: dothrow.c — 2737 lines
//
// Ported functions:
// multishot_class_bonus() — class-based multishot bonus (dothrow.c:38)
// throw_ok() — getobj callback (dothrow.c:316)
// ok_to_throw() — precondition check (dothrow.c:296)
// dothrow() — 't' command entry point (dothrow.c:351)
// dofire() — 'f' command entry point (dothrow.c:468)
// throw_obj() — throw a specific object (dothrow.c:87)
// endmultishot() — stop multishot early (dothrow.c:589)
// autoquiver() — auto-fill quiver (dothrow.c:381)
// find_launcher() — find launcher for ammo (dothrow.c:447)
// hitfloor() — object hits floor (dothrow.c:605)
// walk_path() — Bresenham line walk (dothrow.c:656)
// hurtle_step() — hero hurtle single step (dothrow.c:773)
// hurtle_jump() — hurtle with jump flag (dothrow.c:742)
// hurtle() — hero knockback (dothrow.c:1078)
// will_hurtle() — check if monster can hurtle (dothrow.c:978)
// mhurtle_step() — monster hurtle step (dothrow.c:993)
// mhurtle() — monster knockback (dothrow.c:1131)
// check_shop_obj() — shop accounting (dothrow.c:1182)
// harmless_missile() — is missile harmless? (dothrow.c:1221)
// toss_up() — throw upward (dothrow.c:1256)
// throwing_weapon() — weapon meant to be thrown (dothrow.c:1430)
// sho_obj_return_to_u() — display returning weapon (dothrow.c:1442)
// throwit_return() — cleanup after throw (dothrow.c:1461)
// swallowit() — swallowed throw (dothrow.c:1468)
// throwit_mon_hit() — thrown obj hits mon (dothrow.c:1482)
// throwit() — main throw execution (dothrow.c:1510)
// return_throw_to_inv() — return throw-and-return to inv (dothrow.c:1855)
// omon_adj() — monster hit adjustment (dothrow.c:1913)
// tmiss() — thrown object misses (dothrow.c:1951)
// should_mulch_missile() — should missile break? (dothrow.c:1977)
// thitmonst() — thrown obj hits monster (dothrow.c:2011)
// gem_accept() — gem hits unicorn (dothrow.c:2309)
// hero_breaks() — hero causes break (dothrow.c:2417)
// breaks() — non-hero break (dothrow.c:2444)
// release_camera_demon() — camera break effect (dothrow.c:2458)
// breakobj() — object breaks (dothrow.c:2480)
// breaktest() — will object break? (dothrow.c:2582)
// breakmsg() — break message (dothrow.c:2612)
// throw_gold() — throw gold (dothrow.c:2656)
import { game } from './gstate.js';
import { rn2, rnd, rn1, rnl, c_d, pushRngLogEntry } from './rng.js';
import { pline, You, Your, You_feel, You_hear, pline_The, verbalize, impossible } from './pline.js';
import { Blind, BlindedTimeout, Confusion, Fumbling, getLuck, Half_gas_damage, Hallucination, has_ceiling, Is_airlevel, Is_waterlevel, Levitation, Maybe_Half_Phys, maybe_polyd, Passes_walls, Punished, Race_if, Role_if, Role_switch, Stunned, Underwater, Upolyd } from './macros.js';
import { getdir, nomul } from './cmd.js';
import { cmdq_add_ec, cmdq_add_key } from './input.js';
import { addinv, addinv_nomerge, carried, delobj, freeinv, getobj, nxtobj, prinv, stackobj } from './invent.js';
import { xname, doname, Doname2, Tobjnam, otense, an, An, the, The, singular, makeplural, corpse_xname, killer_xname, thesimpleoname, helm_simple_name } from './objnam.js';
import { ACID_VENOM, AKLYS, AMULET_OF_YENDOR, ARMOR_CLASS, AXE, BAG_OF_HOLDING, BAG_OF_TRICKS, BLINDING_VENOM, BOOMERANG, BOULDER, BOW, BROADSWORD, BULLWHIP, CLOTH, CLUB, COIN_CLASS, CORPSE, CREAM_PIE, CROSSBOW, CRYSTAL_BALL, DAGGER, DART, EGG, ELVEN_ARROW, ELVEN_BOW, EUCALYPTUS_LEAF, EXPENSIVE_CAMERA, FAKE_AMULET_OF_YENDOR, FLAIL, FLINT, FORTUNE_COOKIE, GAUNTLETS_OF_DEXTERITY, GAUNTLETS_OF_FUMBLING, GAUNTLETS_OF_POWER, GEM_CLASS, GEMSTONE, GLASS, greatest_erosion, HEAVY_IRON_BALL, is_ammo, is_crackable, KELP_FROND, KNIFE, LANCE, LEATHER_GLOVES, LENSES, LONG_SWORD, MACE, MELON, MINERAL, MIRROR, MORNING_STAR, OILSKIN_SACK, ORCISH_ARROW, ORCISH_BOW, PANCAKE, PICK_AXE, POT_OIL, POT_WATER, POTION_CLASS, QUARTERSTAFF, ROCK, RUBBER_HOSE, SACK, SCROLL_CLASS, SHORT_SWORD, SHURIKEN, SILVER, SLING, SPEAR, SPRIG_OF_WOLFSBANE, stone_missile, STRANGE_OBJECT, TOOL_CLASS, TRIDENT, TWO_HANDED_SWORD, UNICORN_HORN, VENOM_CLASS, WAN_STRIKING, WAND_CLASS, WAR_HAMMER, WEAPON_CLASS, YA, YUMI } from './objects.js';
import { A_CON, A_DEX, A_STR, ARM, BOLT_LIM, BRK_BY_HERO, BRK_FROM_INV, BRK_KNOWN_OUTCOME, BRK_KNOWN2BREAK, BRK_KNOWN2NOTBREAK, CQ_CANNED, ECMD_CANCEL, ECMD_FAIL, ECMD_OK, ECMD_TIME, engulfing_u, EXPL_FIERY, EYE, FACE, FOOT, GETOBJ_ALLOWCNT, GETOBJ_DOWNPLAY, GETOBJ_EXCLUDE, GETOBJ_PROMPT, GETOBJ_SUGGEST, HAND, Has_contents, HEAD, HMON_APPLIED, HMON_KICKED, HMON_MELEE, HMON_THROWN, HOLE as HOLE_TRAP, IS_ALTAR, IS_OBSTRUCTED, IS_SOFT, ismnum, isok, KILLED_BY, KILLED_BY_AN, LARGEST_INT, M_AP_TYPE, P_BASIC, P_BOW, P_CROSSBOW, P_DAGGER, P_DART, P_EXPERT, P_KNIFE, P_NONE, P_SHURIKEN, P_SKILLED, P_SLING, P_SPEAR, PIT as PIT_TRAP, POTHIT_HERO_THROW, SLT_ENCUMBER, SPIKED_PIT as SPIKED_PIT_TRAP, STR19, THROWN_TETHERED_WEAPON, THROWN_WEAPON, TRAPDOOR as TRAPDOOR_TRAP, TT_BURIEDBALL, TT_INFLOOR, TT_LAVA, TT_WEB, W_ARM, W_ARMC, W_ARMOR, W_ARMU, W_QUIVER, W_SWAPWEP, W_WEP, ZAP_POS } from './const.js';
import { ACURR, ACURRSTR } from './attrib.js';
import { exercise } from './attrib.js';
import { m_at } from './map_access.js';
import { t_at } from './map_access.js';
import { bhit, boomhit, hit, miss, obj_resists } from './zap.js';
import { add_to_minv, obfree, splitobj, unsplitobj } from './mkobj.js';
import { place_object } from './mkobj.js';
import { canletgo, Norep } from './do.js';
import { dropy, dropz, flooreffects, obj_no_longer_held } from './do.js';
import { container_impact_dmg, ship_object } from './dokick.js';
import { remove_worn_item } from './steal.js';
import { mpickobj } from './steal.js';
import { doquiver_core, doswapweapon, dowield, set_twoweap, setuqwep, setuswapwep, setuwep, welded, weldmsg } from './wield.js';
import { autoreturn_weapon } from './mthrowu.js';
import { P_SKILL, ammo_and_launcher, matching_launcher, skill_name, uslinging, weapon_descr, weapon_type } from './weapon.js';
import { hitval, weapon_hit_bonus } from './weapon.js';
import { hmon, passive_obj } from './uhitm.js';
import { dmgval } from './weapon.js';
import { canseemon, canspotmon, flush_screen, glyph_is_monster, map_invisible, newsym, seemimic, tmp_at, tmp_obj_glyph } from './display.js';
import { distmin, nh_delay_output, ordin, s_suffix, sgn, surface } from './hacklib.js';
import { calc_capacity } from './pickup.js';
import { encumber_msg } from './pickup.js';
import { NODIAG, change_luck, check_capacity, check_special_room, helpless, losehp, next2u } from './hack.js';
import { DEADMONSTER, Monnam, Some_Monnam, a_monnam, impact_disturbs_zombies, minliquid, mon_nam, noit_mhim, stop_occupation, wake_nearto, wakeup } from './mon.js';
import { goodpos } from './makemon.js';
import { vision_recalc } from './vision.js';
import { cansee } from './vision.js';
import { u_on_newpos } from './stairs.js';
import { dotrap, mintrap, instapetrify, minstapetrify, erode_obj } from './trap.js';
import { is_lava as is_lava_fn, is_pool as is_pool_fn, is_waterwall, is_moat } from './dbridge.js';
import { ceiling } from './dig.js';
import { find_mac, which_armor } from './worn.js';
import { obj_sheds_light } from './light.js';
import { closed_door, set_apparxy } from './monmove.js';
import { rloc, tele_restrict } from './teleport.js';
import { breathless, can_blnd, eyecount, haseyes, hates_silver, is_animal, is_axe, is_blade, is_missile, is_pick, is_pole, is_spear, is_sword, is_unicorn, is_weptool, is_wet_towel, mon_hates_blessings, monsndx, nohands, notake, throws_rocks, touch_petrifies, your_race } from './mondata.js';
import { tamedog } from './dog.js';
import { dogfood } from './dogmove.js';
import { make_blinded, potionbreathe, potionhit } from './potion.js';
import { snuff_candle, could_pole_mon } from './apply.js';
import { explode, explode_oil } from './explode.js';
import { is_quest_artifact } from './artifact.js';
import { body_part } from './polyself.js';
import { ART_MJOLLNIR } from './artifacts.js';
import {
PM_CAVE_DWELLER, PM_HEALER, PM_MONK, PM_CLERIC, PM_RANGER,
PM_ROGUE, PM_SAMURAI, PM_TOURIST, PM_VALKYRIE, PM_WIZARD,
PM_NINJA, PM_ELF, PM_ORC, PM_GNOME, PM_HUMAN, PM_DWARF,
PM_STONE_GOLEM, PM_SHADE,
MZ_HUGE, MZ_MEDIUM,
S_EEL,
M2_UNDEAD, M2_DEMON,
mons,
} from './monsters.js';
import { hot_pursuit, inside_shop, is_unpaid, shop_keeper, stolen_value } from './shk.js';
import { drop_ball } from './ball.js';
import { hliquid } from './do_name.js';
import { hard_helmet } from './do_wear.js';
import { u_wipe_engr } from './engrave.js';
import { m_in_out_region } from './region.js';
import { place_monster, remove_monster } from './steed.js';
import { cutworm } from './worm.js';
import { Sokoban } from './mklev.js';
// ── Local stubs for unported/unavailable functions ──
// Some_Monnam: imported from mon.js
// noit_mhim: imported from mon.js
// nh_delay_output: imported from hacklib.js
// tmp_at: imported from display.js
const DISP_FLASH = -1;
const DISP_END = -2;
const DISP_TETHER = -3;
const BACKTRACK = -4;
// Object property helpers (matching C macros)
// is_missile: imported from mondata.js
const P_BOOMERANG = 25; // from const.js if available, else define locally
// ammo_and_launcher: imported from weapon.js
// matching_launcher: imported from weapon.js
// is_sword: imported from mondata.js
// is_pole: imported from mondata.js
// greatest_erosion: imported from objects.js
// C ref: weapon.c:63 P_NAME macro — skill type to name
// skill_name: imported from weapon.js
// weapon_descr: imported from weapon.js
// Status helpers
// ceiling: imported from dig.js
// closed_door imported from monmove.js
// is_pool_fn, is_lava_fn: imported from dbridge.js
// is_waterwall imported from dbridge.js
// is_moat imported from dbridge.js
// add_to_minv: imported from mkobj.js
// Monster property helpers
function canseemon_local(mon) { return canseemon(mon); }
function canspotmon_local(mon) { return canspotmon(mon); }
const M_AP_MONSTER = 2;
// glyph_is_monster: imported from display.js
// stone_missile imported from objects.js
// C ref: youprop.h — Hate_silver = hero is lycanthrope or silver-hating form
function Hate_silver() { return (game.u?.ulycn >= 0) || hates_silver(game.youmonst?.data); }
function breakobj_check(obj) { return false; }
const WT_TO_DMG = 6;
const WT_SPLASH_THRESHOLD = 300;
// uslinging: imported from weapon.js
function dry_a_towel(obj, delta, talk) { }
function canletgo_stub(obj, word) { return true; }
// ACURRSTR: imported from attrib.js
const WT_TOOMUCH_DIAGONAL = 5000;
// Sokoban: imported from mklev.js
// Is_airlevel imported from dbridge.js
// C ref: youprop.h — Wwalking = water walking intrinsic/extrinsic
function Wwalking() {
const WWALKING = 50; // from const.js
return !!((game.u?.uprops?.[WWALKING]?.intrinsic || 0)
|| (game.u?.uprops?.[WWALKING]?.extrinsic || 0));
}
import { switch_terrain } from './hack.js';
// check_special_room: imported from hack.js
// which_armor imported from worn.js
// C ref: youprop.h — EWwalking = extrinsic water walking
function EWwalking() {
const WWALKING = 50;
return game.u?.uprops?.[WWALKING]?.extrinsic || 0;
}
const I_SPECIAL = 0x10000000;
// boomhit: imported from zap.js
// autoreturn_weapon: imported from mthrowu.js
// impact_disturbs_zombies: imported from mon.js
const NEUTRAL = 0;
// erode_obj imported from trap.js
const ERODE_CRACK = 4;
const ER_DESTROYED = 3;
const EF_DESTROY = 0x02;
const EF_VERBOSE = 0x04;
function armor_simple_name(obj) { return xname(obj); }
// helm_simple_name: imported from objnam.js
// eyecount: imported from mondata.js
function befriend_with_obj(data, obj) { return false; }
// could_pole_mon imported from apply.js
function use_pole(obj, verbose) { return ECMD_OK; }
function use_whip(obj) { return ECMD_OK; }
// LARGEST_INT: imported from const.js (32767, matching C's global.h)
function LIMIT_TO_RANGE_INT(lo, hi, v) { return Math.max(lo, Math.min(hi, v)); }
const RLOC_MSG = 1;
const FORCEBUNGLE = 2;
const HURTLING = 4;
const NO_TRAP_FLAGS = 0;
const MM_IGNOREWATER = 0x40;
const MM_IGNORELAVA = 0x80;
const AT_WEAP = 0;
const A_ORIGINAL = 0;
// your_race imported from mondata.js
// Trap types
const MAGIC_PORTAL = 24;
const VIBRATING_SQUARE = 25;
const FIRE_TRAP = 7;
const PIT = 1;
const SPIKED_PIT = 2;
const TRAPDOOR = 11;
const HOLE = 12;
// TT_WEB, TT_LAVA, TT_INFLOOR, TT_BURIEDBALL imported from const.js
// Body part constants imported from const.js (ARM, EYE, FACE, FOOT, HAND, HEAD)
// Accessor shorthands
function get_uwep() { return game.u.uwep; }
function get_uquiver() { return game.u.uquiver; }
function get_uswapwep() { return game.u.uswapwep; }
function get_uarmg() { return game.u.uarmg; }
function get_uarmh() { return game.u.uarmh; }
function get_uarmu() { return game.u.uarmu; }
function get_uarm() { return game.u.uarm; }
function get_uarmc() { return game.u.uarmc; }
function get_uball() { return game.u.uball; }
function get_uchain() { return game.u.uchain; }
// Role_switch: imported from macros.js
function Race_switch() { return game.urace?.mnum ?? -1; }
// C: AutoReturn(o,wmsk)
function AutoReturn(obj, wmsk) {
if (!obj) return false;
if ((wmsk & W_WEP) !== 0
&& (obj.otyp === AKLYS
|| (obj.oartifact === ART_MJOLLNIR && Role_if(PM_VALKYRIE))))
return true;
if (obj.otyp === BOOMERANG) return true;
return false;
}
// ── multishot_class_bonus ──
// C ref: dothrow.c:38
export function multishot_class_bonus(pm, ammo, launcher) {
let multishot = 0;
const skill = game.objects[ammo.otyp]?.oc_skill || 0;
switch (pm) {
case PM_CAVE_DWELLER:
if (skill === -P_SLING || skill === P_SPEAR)
multishot++;
break;
case PM_MONK:
if (skill === -P_SHURIKEN)
multishot++;
break;
case PM_RANGER:
if (skill !== P_DAGGER)
multishot++;
break;
case PM_ROGUE:
if (skill === P_DAGGER)
multishot++;
break;
case PM_NINJA:
if (skill === -P_SHURIKEN || skill === -P_DART)
multishot++;
/* FALLTHROUGH */
case PM_SAMURAI:
if (ammo.otyp === YA && launcher && launcher.otyp === YUMI)
multishot++;
break;
default:
break;
}
return multishot;
}
// ── throw_ok callback for getobj ──
// C ref: dothrow.c:316
function throw_ok(obj) {
if (!obj)
return GETOBJ_EXCLUDE;
if (obj.bknown && welded(obj))
return GETOBJ_DOWNPLAY;
if (AutoReturn(obj, obj.owornmask || 0)
&& (obj.oartifact !== ART_MJOLLNIR || ACURR(A_STR) >= STR19(25)))
return GETOBJ_SUGGEST;
if (obj.quan === 1 && (obj === get_uwep() || (obj === get_uswapwep() && game.u.twoweap)))
return GETOBJ_DOWNPLAY;
if (obj.oclass === COIN_CLASS)
return GETOBJ_SUGGEST;
if (!uslinging() && obj.oclass === WEAPON_CLASS)
return GETOBJ_SUGGEST;
if (uslinging() && obj.oclass === GEM_CLASS)
return GETOBJ_SUGGEST;
if (throws_rocks(game.youmonst?.data) && obj.otyp === BOULDER)
return GETOBJ_SUGGEST;
return GETOBJ_DOWNPLAY;
}
// ── ok_to_throw: common precondition for dothrow/dofire ──
// C ref: dothrow.c:296
async function ok_to_throw(shotlimit_ref) {
shotlimit_ref.value = LIMIT_TO_RANGE_INT(0, LARGEST_INT, game.command_count || 0);
game.multi = 0;
if (notake(game.youmonst?.data)) {
await You('are physically incapable of throwing or shooting anything.');
return false;
} else if (nohands(game.youmonst?.data)) {
await pline("You can't throw or shoot without hands.");
return false;
}
if (check_capacity(null))
return false;
return true;
}
// ── dothrow: the 't' command entry point ──
// C ref: dothrow.c:351
export async function dothrow() {
const shotlimit_ref = { value: 0 };
if (!await ok_to_throw(shotlimit_ref))
return ECMD_OK;
const obj = await getobj('throw', throw_ok, GETOBJ_PROMPT | GETOBJ_ALLOWCNT);
if (!obj) return ECMD_CANCEL;
return await throw_obj(obj, shotlimit_ref.value);
}
// ── autoquiver ──
// C ref: dothrow.c:381
function autoquiver() {
if (get_uquiver()) return;
let oammo = null, omissile = null, omisc = null, altammo = null;
const uwep = get_uwep();
const uswapwep = get_uswapwep();
for (let otmp = game.invent; otmp; otmp = otmp.nobj) {
if (otmp.owornmask || otmp.oartifact || !otmp.dknown) {
; // skip
} else if (otmp.otyp === ROCK
|| (otmp.otyp === FLINT
&& game.objects[otmp.otyp]?.oc_name_known)
|| (otmp.oclass === GEM_CLASS
&& (game.objects[otmp.otyp]?.oc_material || 0) === GLASS
&& game.objects[otmp.otyp]?.oc_name_known)) {
if (uslinging())
oammo = otmp;
else if (ammo_and_launcher(otmp, uswapwep))
altammo = otmp;
else if (!omisc)
omisc = otmp;
} else if (otmp.oclass === GEM_CLASS) {
; // skip non-rock gems
} else if (is_ammo(otmp)) {
if (ammo_and_launcher(otmp, uwep))
oammo = otmp;
else if (ammo_and_launcher(otmp, uswapwep))
altammo = otmp;
else
omisc = otmp;
} else if (is_missile(otmp)) {
omissile = otmp;
} else if (otmp.oclass === WEAPON_CLASS && throwing_weapon(otmp)) {
if ((game.objects[otmp.otyp]?.oc_skill || 0) === P_DAGGER && !omissile)
omissile = otmp;
else if (otmp.otyp === AKLYS)
continue;
else
omisc = otmp;
}
}
if (oammo) setuqwep(oammo);
else if (omissile) setuqwep(omissile);
else if (altammo) setuqwep(altammo);
else if (omisc) setuqwep(omisc);
}
// ── find_launcher ──
// C ref: dothrow.c:447
function find_launcher(ammo) {
if (!ammo) return null;
let oX = null;
for (let otmp = game.invent; otmp; otmp = otmp.nobj) {
if (otmp.cursed && otmp.bknown) continue;
if (ammo_and_launcher(ammo, otmp)) {
if (otmp.bknown) return otmp;
if (!oX) oX = otmp;
}
}
return oX;
}
// ── dofire: the 'f' command entry point ──
// C ref: dothrow.c:468
export async function dofire() {
const shotlimit_ref = { value: 0 };
if (!await ok_to_throw(shotlimit_ref))
return ECMD_OK;
const uwep = get_uwep();
const uwep_Throw_and_Return = (uwep && AutoReturn(uwep, uwep.owornmask || 0)
&& (uwep.oartifact !== ART_MJOLLNIR || ACURR(A_STR) >= STR19(25)));
let skip_fireassist = false;
let res = ECMD_OK;
let obj = get_uquiver();
if (uwep_Throw_and_Return && (!obj || is_ammo(obj))) {
obj = uwep;
skip_fireassist = true;
} else if (!obj) {
if (!game.flags?.autoquiver) {
if (uwep && is_pole(uwep)) {
return await use_pole(uwep, true);
} else if (uwep && uwep.otyp === BULLWHIP) {
return await use_whip(uwep);
} else {
await You('have no ammunition readied.');
}
} else {
autoquiver();
obj = get_uquiver();
if (obj) {
obj.owornmask &= ~W_QUIVER;
await prinv('You ready:', obj, 0);
obj.owornmask |= W_QUIVER;
} else {
await You('have nothing appropriate for your quiver.');
}
}
}
if (!obj) {
game.in_doagain = 0;
// doquiver_core would go here
obj = get_uquiver();
}
if (get_uquiver() && is_ammo(get_uquiver()) && game.iflags?.fireassist
&& !skip_fireassist) {
if (uwep && is_pole(uwep) && could_pole_mon()) {
return await use_pole(uwep, true);
}
if (ammo_and_launcher(get_uquiver(), uwep)) {
obj = get_uquiver();
} else if (ammo_and_launcher(get_uquiver(), get_uswapwep())) {
// C ref: dothrow.c:567-570 — queue swap+refire and exit current command.
cmdq_add_ec(CQ_CANNED, doswapweapon);
cmdq_add_ec(CQ_CANNED, dofire);
return res;
} else {
const olauncher = find_launcher(get_uquiver());
if (olauncher) {
// C ref: dothrow.c:573-578 — optional push-weapon swap, then wield
// launcher, then refire.
if (uwep && !game.flags?.pushweapon) {
cmdq_add_ec(CQ_CANNED, doswapweapon);
}
cmdq_add_ec(CQ_CANNED, dowield);
const invlet = olauncher.invlet;
if (typeof invlet === 'string' && invlet.length > 0) {
cmdq_add_key(CQ_CANNED, invlet.charCodeAt(0));
} else if (Number.isFinite(invlet)) {
cmdq_add_key(CQ_CANNED, invlet | 0);
}
cmdq_add_ec(CQ_CANNED, dofire);
return res;
}
}
}
const altres = obj ? await throw_obj(obj, shotlimit_ref.value) : ECMD_CANCEL;
return (res === ECMD_TIME) ? res : altres;
}
// ── endmultishot ──
// C ref: dothrow.c:589
export async function endmultishot(verbose) {
const ms = game.m_shot;
if (!ms) return;
if (ms.i < ms.n) {
if (verbose && !game.context?.mon_moving) {
await You(`stop ${ms.s ? 'firing' : 'throwing'} after the ${ms.i}${ordin(ms.i)} ${ms.s ? 'shot' : 'toss'}.`);
}
ms.n = ms.i;
}
}
// ── throw_obj: throw a specific object ──
// C ref: dothrow.c:87
async function throw_obj(obj, shotlimit) {
const g = game;
const u = g.u;
let multishot;
let res = ECMD_TIME;
const save_osplit = { ...((g.context?.objsplit) || { parent_oid: 0, child_oid: 0 }) };
// ask direction
if (!(await getdir(null))) {
res = ECMD_CANCEL;
// unsplit_stack
if (obj && obj !== get_uquiver()
&& (obj.o_id === save_osplit.parent_oid || obj.o_id === save_osplit.child_oid)) {
if (g.context) g.context.objsplit = save_osplit;
unsplitobj(obj);
}
return res;
}
// Gold special case
if (obj.oclass === COIN_CLASS && obj !== get_uquiver()) {
return await throw_gold(obj);
}
if (!(await canletgo(obj, 'throw'))) {
res = ECMD_OK;
return res;
}
if (obj.oartifact === ART_MJOLLNIR && obj !== get_uwep()) {
await pline(`${The(xname(obj))} must be wielded before it can be thrown.`);
res = ECMD_OK;
return res;
}
if ((obj.oartifact === ART_MJOLLNIR && ACURR(A_STR) < STR19(25))
|| (obj.otyp === BOULDER && !throws_rocks(game.youmonst?.data))) {
await pline("It's too heavy.");
res = ECMD_TIME;
return res;
}
if (!u.dx && !u.dy && !u.dz) {
await You('cannot throw an object at yourself.');
res = ECMD_OK;
return res;
}
u_wipe_engr(2);
if (welded(obj)) {
await weldmsg(obj);
res = ECMD_TIME;
return res;
}
if (is_wet_towel(obj))
dry_a_towel(obj, -1, false);
// Multishot calculation
multishot = 1;
const skill = game.objects[obj.otyp]?.oc_skill || 0;
const uwep = get_uwep();
if (obj.quan > 1
&& (is_ammo(obj) ? matching_launcher(obj, uwep)
: obj.oclass === WEAPON_CLASS)
&& !(Confusion() || Stunned() || false /* Stunned */)) {
const weakmultishot = (Role_if(PM_WIZARD) || Role_if(PM_CLERIC)
|| (Role_if(PM_HEALER) && skill !== P_KNIFE)
|| (Role_if(PM_TOURIST) && skill !== -P_DART)
|| Fumbling() || ACURR(A_DEX) <= 6);
switch (P_SKILL(weapon_type(obj))) {
case P_EXPERT:
multishot++;
/* FALLTHROUGH */
case P_SKILLED:
if (!weakmultishot)
multishot++;
break;
default:
break;
}
multishot += multishot_class_bonus(Role_switch(), obj, uwep);
if (!weakmultishot) {
switch (Race_switch()) {
case PM_ELF:
if (obj.otyp === ELVEN_ARROW && uwep && uwep.otyp === ELVEN_BOW)
multishot++;
break;
case PM_ORC:
if (obj.otyp === ORCISH_ARROW && uwep && uwep.otyp === ORCISH_BOW)
multishot++;
break;
case PM_GNOME:
if (skill === -P_CROSSBOW)
multishot++;
break;
default:
break;
}
if (uwep && is_quest_artifact(uwep)
&& ammo_and_launcher(obj, uwep))
++multishot;
}
// Crossbow slow loading
if (multishot > 1 && skill === -P_CROSSBOW
&& ammo_and_launcher(obj, uwep)
&& ACURRSTR() < (Race_if(PM_GNOME) ? 16 : 18))
multishot = rnd(multishot);
multishot = rnd(multishot);
if (multishot > obj.quan)
multishot = Math.trunc(obj.quan);
if (shotlimit > 0 && multishot > shotlimit)
multishot = shotlimit;
}
if (!g.m_shot) g.m_shot = { s: false, o: STRANGE_OBJECT, n: 0, i: 0 };
g.m_shot.s = ammo_and_launcher(obj, uwep) ? true : false;
if (multishot > 1 || shotlimit > 0) {
await You(`${g.m_shot.s ? 'shoot' : 'throw'} ${multishot} ${multishot === 1 ? singular(obj, xname) : xname(obj)}.`);
}
const wep_mask = obj.owornmask || 0;
let oldslot = null;
g.m_shot.o = obj.otyp;
g.m_shot.n = multishot;
for (g.m_shot.i = 1; g.m_shot.i <= g.m_shot.n; g.m_shot.i++) {
const twoweap = u.twoweap;
let otmp;
if (obj.quan > 1) {
otmp = splitobj(obj, 1);
} else {
otmp = obj;
if (otmp.owornmask)
await remove_worn_item(otmp, false);
oldslot = obj.nobj;
obj = null;
}
freeinv(otmp);
await throwit(otmp, wep_mask, twoweap, oldslot);
await encumber_msg();
}
g.m_shot.n = g.m_shot.i = 0;
g.m_shot.o = STRANGE_OBJECT;
g.m_shot.s = false;
// unsplit_stack
if (obj && obj !== get_uquiver()
&& (obj.o_id === save_osplit.parent_oid || obj.o_id === save_osplit.child_oid)) {
if (g.context) g.context.objsplit = save_osplit;
unsplitobj(obj);
}
return res;
}
// stub for unsplitobj
// unsplitobj: imported from mkobj.js
// C ref: cmd.c:getdir — local copy matching zap.js pattern
// ── hitfloor: object hits floor ──
// C ref: dothrow.c:605
export async function hitfloor(obj, verbosely) {
if (IS_SOFT(game.level?.locations?.[game.u.ux]?.[game.u.uy]?.typ)
|| game.u.uinwater || game.u.uswallow) {
await dropy(obj);
return;
}
if (IS_ALTAR(game.level?.locations?.[game.u.ux]?.[game.u.uy]?.typ)) {
// doaltarobj(obj); // TODO
} else if (verbosely) {
const verb = (obj.otyp === WAN_STRIKING) ? 'strike' : 'hit';
let surf = surface(game.u.ux, game.u.uy);
const trap = t_at(game.u.ux, game.u.uy);
if (trap?.tseen) {
switch (trap.ttyp) {
case TRAPDOOR_TRAP:
surf = 'trap door';
break;
case HOLE_TRAP:
surf = 'edge of the hole';
break;
case PIT_TRAP:
case SPIKED_PIT_TRAP:
surf = 'edge of the pit';
break;
default:
break;
}
}
await pline(`${Doname2(obj)} ${otense(obj, verb)} the ${surf}.`);
}
if (await hero_breaks(obj, game.u.ux, game.u.uy, BRK_FROM_INV))
return;
if (await ship_object(obj, game.u.ux, game.u.uy, false))
return;
await dropz(obj, true);
}
// ── walk_path: Bresenham line walk ──
// C ref: dothrow.c:656
export async function walk_path(src_cc, dest_cc, check_proc, arg) {
let x, y, dx, dy, x_change, y_change, i, prev_x, prev_y;
let keep_going = true;
dx = dest_cc.x - src_cc.x;
dy = dest_cc.y - src_cc.y;
prev_x = x = src_cc.x;
prev_y = y = src_cc.y;
if (dx < 0) { x_change = -1; dx = -dx; }
else { x_change = 1; }
if (dy < 0) { y_change = -1; dy = -dy; }
else { y_change = 1; }
i = 0;
let err = 0;
if (dx < dy) {
while (i++ < dy) {
prev_x = x; prev_y = y;
y += y_change;
err += dx << 1;
if (err > dy) { x += x_change; err -= dy << 1; }
if (!(keep_going = await check_proc(arg, x, y)))
break;
}
} else {
while (i++ < dx) {
prev_x = x; prev_y = y;
x += x_change;
err += dy << 1;
if (err > dx) { y += y_change; err -= dx << 1; }
if (!(keep_going = await check_proc(arg, x, y)))
break;
}
}
if (keep_going) return true;
dest_cc.x = prev_x;
dest_cc.y = prev_y;
return false;
}
// ── hurtle_step: hero hurtle single step ──
// C ref: dothrow.c:773
export async function hurtle_step(arg, x, y) {
const range_ref = arg;
if (!isok(x, y)) {
await You_feel('the spirits holding you back.');
return false;
}
if (range_ref.value === 0) return false;
if (IS_OBSTRUCTED(game.level?.locations?.[x]?.[y]?.typ || 0)
|| closed_door(x, y)) {
const dmg = rnd(2 + range_ref.value);
await pline('Ouch!');
await losehp(Maybe_Half_Phys(dmg), 'bumping into a wall', KILLED_BY);
wake_nearto(x, y, 10);
return false;
}
const mon = m_at(x, y);
if (mon) {
const mnam = a_monnam(mon);
await You(`bump into ${mnam}.`);
wakeup(mon, false);
wake_nearto(x, y, 10);
return false;
}
// Move hero
const ox = game.u.ux;
const oy = game.u.uy;
u_on_newpos(x, y);
newsym(ox, oy);
vision_recalc(1);
await flush_screen(1);
if (--range_ref.value < 0)
range_ref.value = 0;
if (range_ref.value !== 0)
nh_delay_output();
return true;
}
// ── hurtle_jump ──
// C ref: dothrow.c:742
export async function hurtle_jump(arg, x, y) {
return await hurtle_step(arg, x, y);
}
// ── hurtle: hero knockback ──
// C ref: dothrow.c:1078
export async function hurtle(dx, dy, range, verbose) {
if (Punished() && !carried(get_uball())) {
await You_feel('a tug from the iron ball.');
nomul(0);
return;
} else if (game.u.utrap) {
const traptype = game.u.utraptype || 0;
const trapname_str =
(traptype === TT_WEB) ? 'web'
: (traptype === TT_LAVA) ? hliquid('lava')
: (traptype === TT_INFLOOR) ? surface(game.u.ux, game.u.uy)
: (traptype === TT_BURIEDBALL) ? 'buried ball'
: 'trap';
await You(`are anchored by the ${trapname_str}.`);
nomul(0);
return;
}
dx = sgn(dx);
dy = sgn(dy);
if (!range || (!dx && !dy) || game.u.ustuck) return;
nomul(-range);
game.multi_reason = 'moving through the air';
game.nomovemsg = '';
if (verbose)
await You(`${range > 1 ? 'hurtle' : 'float'} in the opposite direction.`);
await endmultishot(true);
const uc = { x: game.u.ux, y: game.u.uy };
const cc = { x: game.u.ux + (dx * range), y: game.u.uy + (dy * range) };
const range_ref = { value: range };
await walk_path(uc, cc, async (arg, x, y) => await hurtle_step(range_ref, x, y), range_ref);
}
// ── will_hurtle ──
// C ref: dothrow.c:978
export function will_hurtle(mon, x, y) {
if (!isok(x, y)) return false;
if ((mon.data?.msize || 0) >= MZ_HUGE || mon === game.u?.ustuck || mon.mtrapped)
return false;
return goodpos(x, y, mon, MM_IGNOREWATER | MM_IGNORELAVA);
}
// ── mhurtle_step ──
// C ref: dothrow.c:993
async function mhurtle_step(arg, x, y) {
const mon = arg;
if (!isok(x, y)) return false;
if (will_hurtle(mon, x, y) && m_in_out_region(mon, x, y)) {
remove_monster(mon.mx, mon.my);
newsym(mon.mx, mon.my);
place_monster(mon, x, y);
newsym(mon.mx, mon.my);
await flush_screen(1);
nh_delay_output();
set_apparxy(mon);
const res = await mintrap(mon, HURTLING);
if (res === 2 /* Trap_Killed_Mon */ || res === 3 /* Trap_Caught_Mon */ || res === 4 /* Trap_Moved_Mon */)
return false;
return true;
}
const mtmp = m_at(x, y);
if (mtmp && mtmp !== mon) {
if (canseemon(mon) || canseemon(mtmp))
await pline(`${Monnam(mon)} bumps into ${a_monnam(mtmp)}.`);
wakeup(mtmp, !game.context?.mon_moving);
} else if (x === game.u.ux && y === game.u.uy) {
await pline(`${Some_Monnam(mon)} bumps into you.`);
await stop_occupation();
}
return false;
}
// ── mhurtle: monster knockback ──
// C ref: dothrow.c:1131
export async function mhurtle(mon, dx, dy, range) {
wakeup(mon, !game.context?.mon_moving);
mon.movement = 0;
mon.mstun = 1;
if ((mon.data?.msize || 0) >= MZ_HUGE || mon === game.u?.ustuck || mon.mtrapped) {
if (canseemon(mon))
await pline(`${Monnam(mon)} doesn't budge!`);
return;
}
dx = sgn(dx);
dy = sgn(dy);
if (!range || (!dx && !dy)) return;
if (dx && dy && NODIAG(monsndx(mon.data))) return;
if (mon.mundetected) {
mon.mundetected = 0;
newsym(mon.mx, mon.my);
}
if (M_AP_TYPE(mon))
seemimic(mon);
const mc = { x: mon.mx, y: mon.my };
const cc = { x: mon.mx + (dx * range), y: mon.my + (dy * range) };
await walk_path(mc, cc, mhurtle_step, mon);
if (!DEADMONSTER(mon)) {
if (t_at(mon.mx, mon.my))
await mintrap(mon, FORCEBUNGLE);
else
await minliquid(mon);
}
}
// ── check_shop_obj ──
// C ref: dothrow.c:1182
async function check_shop_obj(obj, x, y, broken) {
const shkp = shop_keeper(game.u?.ushops?.[0] || '');
if (!shkp) return;
// Simplified shop accounting
if (broken && is_unpaid(obj)) {
await stolen_value(obj, game.u.ux, game.u.uy, !!shkp.mpeaceful, false);
if (broken) obj.no_charge = 1;
}
}
// ── harmless_missile ──
// C ref: dothrow.c:1221
export function harmless_missile(obj) {
const otyp = obj.otyp;
switch (otyp) {
case SLING:
case EUCALYPTUS_LEAF:
case KELP_FROND:
case SPRIG_OF_WOLFSBANE:
case FORTUNE_COOKIE:
case PANCAKE:
return true;
case RUBBER_HOSE:
case BAG_OF_TRICKS:
return (obj.spe < 1);
case SACK:
case OILSKIN_SACK:
case BAG_OF_HOLDING:
return !Has_contents(obj);
default:
if (obj.oclass === SCROLL_CLASS) return true;
if ((game.objects[otyp]?.oc_material || 0) === CLOTH) return true;
break;
}
return false;
}
// ── toss_up: throw upward ──
// C ref: dothrow.c:1256
async function toss_up(obj, hitsroof) {
let action;
const otyp = obj.otyp;
const petrifier = ((otyp === EGG || otyp === CORPSE)
&& ismnum(obj.corpsenm)
&& touch_petrifies(mons?.[obj.corpsenm]));
if (!has_ceiling(game.u.uz)) {
action = 'flies up into';
} else if (hitsroof) {
if (breaktest(obj)) {
await pline(`${Doname2(obj)} hits the ${ceiling(game.u.ux, game.u.uy)}.`);
await breakmsg(obj, !Blind());
if (!await breakobj(obj, game.u.ux, game.u.uy, true, true)) {
await hitfloor(obj, false);
game.thrownobj = null;
return true;
}
return false;
}
action = 'hits';
} else {
action = 'almost hits';
}
await pline(`${Doname2(obj)} ${action} the ${ceiling(game.u.ux, game.u.uy)}, then falls back on top of your ${body_part(HEAD)}.`);
// Object now hits you
if (obj.oclass === POTION_CLASS) {
await potionhit(game.youmonst, obj, POTHIT_HERO_THROW);
} else if (breaktest(obj)) {
let blindinc = 0;
if ((otyp === CREAM_PIE || otyp === BLINDING_VENOM)
&& can_blnd(game.youmonst, game.youmonst, AT_WEAP, obj))
blindinc = rnd(25);
await breakmsg(obj, !Blind());
if (await breakobj(obj, game.u.ux, game.u.uy, true, true))
obj = null;
switch (otyp) {
case EGG:
// petrification check omitted for brevity
/* FALLTHROUGH */
case CREAM_PIE:
case BLINDING_VENOM:
await pline(`You've got it all over your ${body_part(FACE)}!`);
if (blindinc) {
if (otyp === BLINDING_VENOM && !Blind())
await pline('It blinds you!');
game.u.ucreamed = (game.u.ucreamed || 0) + blindinc;
await make_blinded(BlindedTimeout() + blindinc, false);
}
break;
default:
break;
}
if (!obj) return false;
await hitfloor(obj, false);
game.thrownobj = null;
} else if (harmless_missile(obj)) {
await pline("It doesn't hurt.");
await hitfloor(obj, false);
game.thrownobj = null;
} else {
// Damage from non-breaking non-potion object
let dmg = dmgval(obj, game.youmonst);
if (!dmg) {
dmg = Math.trunc(((obj.owt || 0) + (WT_TO_DMG - 1)) / WT_TO_DMG);
dmg = (dmg <= 1) ? 1 : rnd(dmg);
if (dmg > 6) dmg = 6;
}
const less_damage = hard_helmet(get_uarmh());
if (dmg > 1 && less_damage) dmg = 1;
if (dmg > 0) dmg += (game.u.udaminc || 0);
if (dmg < 0) dmg = 0;
dmg = Maybe_Half_Phys(dmg);
if (get_uarmh()) {
if (less_damage && dmg < (Upolyd() ? game.u.mh : game.u.uhp))
await pline('Fortunately, you are wearing a hard helmet.');
else if (game.flags?.verbose)
await Your(`${helm_simple_name(get_uarmh())} does not protect you.`);
}
await hitfloor(obj, true);
game.thrownobj = null;
if (dmg > 0)
await losehp(dmg, 'falling object', KILLED_BY_AN);
}
return true;
}
// ── throwing_weapon ──
// C ref: dothrow.c:1430
export function throwing_weapon(obj) {
if (!obj) return false;
if (is_missile(obj) || is_spear(obj)) return true;
const od = game.objects[obj.otyp];
if (!od) return false;
// daggers and knife (not scalpel), i.e. blade but not sword, with pierce
if (is_blade(obj) && !is_sword(obj)
&& ((od.oc_dir || 0) & 0x04)) // PIERCE = 0x04
return true;
if (obj.otyp === WAR_HAMMER || obj.otyp === AKLYS) return true;
return false;
}
// ── sho_obj_return_to_u ──
// C ref: dothrow.c:1442
async function sho_obj_return_to_u(obj) {
if ((game.u.dx || game.u.dy) && (game.bhitpos?.x !== game.u.ux || game.bhitpos?.y !== game.u.uy)) {
// display return flight (tmp_at) — simplified
let x = (game.bhitpos?.x || game.u.ux) - game.u.dx;
let y = (game.bhitpos?.y || game.u.uy) - game.u.dy;
await tmp_at(DISP_FLASH, tmp_obj_glyph(obj));
while (isok(x, y) && (x !== game.u.ux || y !== game.u.uy)) {
await tmp_at(x, y);
nh_delay_output();
x -= game.u.dx;
y -= game.u.dy;
}
await tmp_at(DISP_END, 0);
}
}
// ── throwit_return ──
// C ref: dothrow.c:1461
function throwit_return(clear_thrownobj) {
game.iflags_returning_missile = null;
if (clear_thrownobj)
game.thrownobj = null;
}
// ── swallowit ──
// C ref: dothrow.c:1468
async function swallowit(obj) {
if (obj !== get_uball()) {
await mpickobj(game.u.ustuck, obj);
throwit_return(false);
} else {
throwit_return(true);
}
}
// ── throwit_mon_hit ──
// C ref: dothrow.c:1482
async function throwit_mon_hit(obj, mon) {
if (mon) {
if (mon.isshk && obj.where === 5 /* OBJ_MINVENT */ && obj.ocarry === mon)
return true;
snuff_candle(obj);
game.notonhead = ((game.bhitpos?.x || 0) !== mon.mx || (game.bhitpos?.y || 0) !== mon.my);
const obj_gone = await thitmonst(mon, obj);
mon = m_at(game.bhitpos?.x || 0, game.bhitpos?.y || 0);
if (mon && mon.isshk
&& (!inside_shop(game.u.ux, game.u.uy)))
hot_pursuit(mon);
if (obj_gone)
game.thrownobj = null;
}
return false;
}
// ── throwit: main throw execution ──
// C ref: dothrow.c:1510
export async function throwit(obj, wep_mask, twoweap, oldslot) {
const g = game;
const u = g.u;
let mon;
let range, urange;
const arw = autoreturn_weapon(obj);
let crossbowing;
let impaired = (Confusion() || Stunned() || Blind()
|| Hallucination() || Fumbling());
const tethered_weapon = false; // simplified: no tethered weapon support yet
game.notonhead = false;
// Cursed/greased slip
if ((obj.cursed || obj.greased) && (u.dx || u.dy) && !rn2(7)) {
let slipok = true;
if (ammo_and_launcher(obj, get_uwep())) {
await pline(`${Tobjnam(obj, 'misfire')}!`);
} else {
if (obj.greased || throwing_weapon(obj))
await pline(`${Tobjnam(obj, 'slip')} as you throw it!`);
else
slipok = false;
}
if (slipok) {
u.dx = rn2(3) - 1;
u.dy = rn2(3) - 1;
if (!u.dx && !u.dy) u.dz = 1;
impaired = true;
}
}
// Low stamina
if ((u.dx || u.dy || (u.dz < 1))
&& calc_capacity(obj.owt || 0) > SLT_ENCUMBER
&& (Upolyd() ? (u.mh < 5 && u.mh !== u.mhmax)
: (u.uhp < 10 && u.uhp !== u.uhpmax))
&& (obj.owt || 0) > ((Upolyd() ? u.mh : u.uhp) * 2)
&& !Is_airlevel(u.uz)) {
await You(`have so little stamina, ${the(xname(obj))} drops from your grasp.`);
exercise(A_CON, false);
u.dx = u.dy = 0;
u.dz = 1;
}
g.thrownobj = obj;
g.thrownobj.how_lost = 1; // LOST_THROWN
g.iflags_returning_missile = AutoReturn(obj, wep_mask) ? obj : null;
if (u.uswallow) {
mon = u.ustuck;
if (!g.bhitpos) g.bhitpos = {};
g.bhitpos.x = mon.mx;
g.bhitpos.y = mon.my;
} else if (u.dz) {
if (u.dz < 0 && g.iflags_returning_missile && !impaired) {
await pline(`${Tobjnam(obj, 'hit')} the ${ceiling(u.ux, u.uy)} and returns to your hand!`);
obj = await return_throw_to_inv(obj, wep_mask, twoweap, oldslot);
} else if (u.dz < 0) {
await toss_up(obj, rn2(5) && !Underwater());
} else if (u.dz > 0 && u.usteed && obj.oclass === POTION_CLASS && rn2(6)) {
await potionhit(u.usteed, obj, POTHIT_HERO_THROW);
} else {
await hitfloor(obj, true);
}
throwit_return(true);
return;
} else if (obj.otyp === BOOMERANG && !Underwater()) {
if (Is_airlevel(u.uz) || Levitation())
await hurtle(-u.dx, -u.dy, 1, true);
mon = await boomhit(obj, u.dx, u.dy);
g.iflags_returning_missile = null;
if (mon === game.youmonst) {
exercise(A_DEX, true);
obj = await return_throw_to_inv(obj, wep_mask, twoweap, oldslot);
throwit_return(true);
return;
}
} else {
// Horizontal throw
crossbowing = (ammo_and_launcher(obj, get_uwep())
&& weapon_type(get_uwep()) === P_CROSSBOW);
urange = Math.trunc((crossbowing ? 18 : ACURRSTR()) / 2);
if (obj.otyp === HEAVY_IRON_BALL)
range = urange - Math.trunc((obj.owt || 0) / 100);
else
range = urange - Math.trunc((obj.owt || 0) / 40);
if (obj === get_uball()) {
if (u.ustuck) range = 1;
else if (range >= 5) range = 5;
}
if (range < 1) range = 1;
if (is_ammo(obj)) {
if (ammo_and_launcher(obj, get_uwep())) {
if (crossbowing)
range = BOLT_LIM;
else
range++;
} else if (obj.oclass !== GEM_CLASS) {
range = Math.trunc(range / 2);
// C ref: dothrow.c:1643-1646
await pline(`You aren't wielding ${an(skill_name(weapon_type(obj)))}, so you throw your ${weapon_descr(obj)} by ${body_part(HAND)}.`);
}
}
if (Is_airlevel(u.uz) || Levitation()) {
urange -= range;
if (urange < 1) urange = 1;
range -= urange;
if (range < 1) range = 1;
}
if (obj.otyp === BOULDER)
range = 20;
else if (obj.oartifact === ART_MJOLLNIR)
range = Math.trunc((range + 1) / 2);
if (Underwater()) range = 1;
const pobj = { value: obj };
mon = await bhit(u.dx, u.dy, range, THROWN_WEAPON, null, null, pobj);
g.thrownobj = obj = pobj.value; // bhit may consume or replace projectile
if (Is_airlevel(u.uz) || Levitation())
await hurtle(-u.dx, -u.dy, urange, true);
if (!obj) {
throwit_return(false);
return;
}
}
if (await throwit_mon_hit(obj, mon)) {
throwit_return(true);
return;
}
if (!g.thrownobj) {
// missile already handled
} else if (u.uswallow && !g.iflags_returning_missile) {
await swallowit(obj);
return;
} else {
// Returning weapons
if (g.iflags_returning_missile) {
if (rn2(100)) {
await sho_obj_return_to_u(obj);
if (!impaired && rn2(100)) {
await pline(`${Tobjnam(obj, 'return')} to your hand!`);
obj = addinv(obj);
await encumber_msg();
if ((obj.owornmask || 0) & W_QUIVER)
setuqwep(null);
await setuwep(obj);
set_twoweap(twoweap);
if (cansee(g.bhitpos?.x || 0, g.bhitpos?.y || 0))
newsym(g.bhitpos.x, g.bhitpos.y);
} else {
let dmg = rn2(2);
if (!dmg) {
await pline(Blind()
? `${xname(obj)} lands ${Levitation() ? 'beneath' : 'at'} your ${makeplural(body_part(FOOT))}.`
: `${Tobjnam(obj, 'return')} back to you, landing ${Levitation() ? 'beneath' : 'at'} your ${makeplural(body_part(FOOT))}.`);
} else {
dmg += rnd(3);
await pline(Blind()
? `${Tobjnam(obj, 'hit')} your ${body_part(ARM)}!`
: `${Tobjnam(obj, 'fly')} back toward you, hitting your ${body_part(ARM)}!`);
await losehp(Maybe_Half_Phys(dmg), killer_xname(obj), KILLED_BY);
}
if (u.uswallow) {
await swallowit(obj);
return;
}
if (!await ship_object(obj, u.ux, u.uy, false))
await dropy(obj);
}
throwit_return(true);
return;
} else {
await pline(`${Tobjnam(obj, 'fail')} to return!`);
if (u.uswallow) {
await swallowit(obj);
return;
}
}
}
// Object lands at bhitpos
if ((!IS_SOFT(game.level?.locations?.[g.bhitpos?.x]?.[g.bhitpos?.y]?.typ || 0) && breaktest(obj))
|| obj.oclass === VENOM_CLASS) {
await tmp_at(DISP_FLASH, tmp_obj_glyph(obj));
await tmp_at(g.bhitpos?.x || 0, g.bhitpos?.y || 0);
nh_delay_output();
await tmp_at(DISP_END, 0);
await breakmsg(obj, cansee(g.bhitpos?.x || 0, g.bhitpos?.y || 0));
if (await breakobj(obj, g.bhitpos?.x || 0, g.bhitpos?.y || 0, true, true)) {
throwit_return(true);
return;
}
}
if (await flooreffects(obj, g.bhitpos?.x || 0, g.bhitpos?.y || 0, 'fall')) {
throwit_return(true);
return;
}
obj_no_longer_held(obj);
if (mon && mon.isshk && is_pick(obj)) {
if (cansee(g.bhitpos?.x || 0, g.bhitpos?.y || 0))
await pline(`${Monnam(mon)} snatches up ${the(xname(obj))}.`);
if (game.u.ushops || obj.unpaid)
await check_shop_obj(obj, g.bhitpos?.x || 0, g.bhitpos?.y || 0, false);
await mpickobj(mon, obj);
throwit_return(true);
return;
}
snuff_candle(obj);
if (!mon && await ship_object(obj, g.bhitpos?.x || 0, g.bhitpos?.y || 0, false)) {
throwit_return(true);
return;
}
g.thrownobj = null;
place_object(obj, g.bhitpos?.x || 0, g.bhitpos?.y || 0);
if (!IS_SOFT(game.level?.locations?.[g.bhitpos?.x]?.[g.bhitpos?.y]?.typ || 0)) {
await container_impact_dmg(obj, u.ux, u.uy);
impact_disturbs_zombies(obj, true);
}
if ((game.u.ushops || obj.unpaid) && obj !== get_uball())
await check_shop_obj(obj, g.bhitpos?.x || 0, g.bhitpos?.y || 0, false);
stackobj(obj);
if (obj === get_uball())
await drop_ball(g.bhitpos?.x || 0, g.bhitpos?.y || 0);
if (cansee(g.bhitpos?.x || 0, g.bhitpos?.y || 0))
newsym(g.bhitpos.x, g.bhitpos.y);
if (obj_sheds_light(obj))
game.vision_full_recalc = 1;
}
throwit_return(false);
}
// ── return_throw_to_inv ──
// C ref: dothrow.c:1855
async function return_throw_to_inv(obj, wep_mask, twoweap, oldslot) {
// Simplified: just add back to inventory
obj = addinv(obj);
if ((obj.owornmask & W_QUIVER) !== 0
&& ((obj.owornmask | wep_mask) & (W_WEP | W_SWAPWEP)) !== 0)
setuqwep(null);
if ((wep_mask & W_WEP) && !get_uwep())
await setuwep(obj);
else if ((wep_mask & W_SWAPWEP) && !get_uswapwep())
setuswapwep(obj);
else if ((wep_mask & W_QUIVER) && !get_uquiver())
setuqwep(obj);
if (twoweap && !game.u.twoweap)
set_twoweap(true);
await encumber_msg();
return obj;
}
// ── omon_adj: adjust hit chance based on monster ──
// C ref: dothrow.c:1913
export function omon_adj(mon, obj, mon_notices) {
let tmp = 0;
tmp += ((mon.data?.msize || MZ_MEDIUM) - MZ_MEDIUM);
if (mon.msleeping) tmp += 2;
if (!mon.mcanmove || !mon.data?.mmove) {
tmp += 4;
if (mon_notices && mon.data?.mmove && !rn2(10)) {
mon.mcanmove = 1;
mon.mfrozen = 0;
}
}
switch (obj.otyp) {
case HEAVY_IRON_BALL:
if (obj !== get_uball()) tmp += 2;
break;
case BOULDER:
tmp += 6;
break;
default:
if (obj.oclass === WEAPON_CLASS || is_weptool(obj)
|| obj.oclass === GEM_CLASS)
tmp += hitval(obj, mon);
break;
}
return tmp;
}
// ── tmiss: thrown object misses ──
// C ref: dothrow.c:1951
async function tmiss(obj, mon, maybe_wakeup) {
const missile = xname(obj); // simplified from mshot_xname
if (!canseemon(mon) || (M_AP_TYPE(mon) && M_AP_TYPE(mon) !== M_AP_MONSTER))
await pline(`${The(missile)} ${otense(obj, 'miss')}.`);
else
await miss(missile, mon);
if (maybe_wakeup && !rn2(3))
wakeup(mon, true);
}
// ── should_mulch_missile ──
// C ref: dothrow.c:1977
export function should_mulch_missile(obj) {
if (!obj || !(is_ammo(obj) || is_missile(obj))
|| obj.otyp === BOOMERANG
|| game.objects[obj.otyp]?.oc_magic)
return false;
let chance = 3 + greatest_erosion(obj) - (obj.spe || 0);
let broken = chance > 1 ? rn2(chance) : !rn2(4);
if (obj.blessed && (game.context?.mon_moving ? !rn2(3) : !rnl(4)))
broken = false;
if (((obj.oclass === GEM_CLASS && game.objects[obj.otyp]?.oc_tough)
|| obj.otyp === FLINT)
&& !rn2(2))
broken = false;
return broken;
}
// ── thitmonst: thrown object hits a monster ──
// C ref: dothrow.c:2011
export async function thitmonst(mon, obj) {
let tmp;
let disttmp;
const otyp = obj.otyp;
let hmode;
const guaranteed_hit = engulfing_u(mon);
let dieroll;
const uwep = get_uwep();
const uarmg = get_uarmg();
hmode = (obj === uwep) ? HMON_APPLIED
: (obj === game.kickedobj) ? HMON_KICKED
: HMON_THROWN;
// Base to-hit
tmp = -1 + (getLuck()) + (game.u.uhitinc || 0)
+ maybe_polyd(game.youmonst?.data?.mlevel || 0, game.u.ulevel || 0);
tmp += find_mac(mon);
if (ACURR(A_DEX) < 4) tmp -= 3;
else if (ACURR(A_DEX) < 6) tmp -= 2;
else if (ACURR(A_DEX) < 8) tmp -= 1;
else if (ACURR(A_DEX) >= 14) tmp += (ACURR(A_DEX) - 14);
disttmp = 3 - distmin(game.u.ux, game.u.uy, mon.mx, mon.my);
if (disttmp < -4) disttmp = -4;
tmp += disttmp;
// Gloves hindrance for bows
if (uarmg && uwep && (game.objects[uwep.otyp]?.oc_skill || 0) === P_BOW) {
switch (uarmg.otyp) {
case GAUNTLETS_OF_POWER: tmp -= 2; break;
case GAUNTLETS_OF_FUMBLING: tmp -= 3; break;
case LEATHER_GLOVES:
case GAUNTLETS_OF_DEXTERITY: break;
default: break;
}
}
tmp += omon_adj(mon, obj, true);
if (guaranteed_hit) tmp += 1000;
// Gem + unicorn special handling
if (obj.oclass === GEM_CLASS && is_unicorn(mon.data)
&& (game.objects[obj.otyp]?.oc_material || 0) !== MINERAL && !uslinging()) {
if (helpless(mon)) {
await tmiss(obj, mon, false);
return 0;
} else if (mon.mtame) {
await pline(`${Monnam(mon)} catches and drops ${the(xname(obj))}.`);
return 0;
} else {
await pline(`${Monnam(mon)} catches ${the(xname(obj))}.`);
return await gem_accept(mon, obj);
}
}
dieroll = rnd(20);
if (obj.oclass === WEAPON_CLASS || is_weptool(obj)
|| obj.oclass === GEM_CLASS) {
if (hmode === HMON_KICKED) {
tmp -= (is_ammo(obj) ? 5 : 3);
} else if (is_ammo(obj)) {
if (!ammo_and_launcher(obj, uwep)) {
tmp -= 4;
} else {
tmp += (uwep.spe || 0) - greatest_erosion(uwep);
tmp += weapon_hit_bonus(uwep);
}
} else {
if (otyp === BOOMERANG) tmp += 4;
else if (throwing_weapon(obj)) tmp += 2;
else if (obj === game.thrownobj) tmp -= 2;
tmp += weapon_hit_bonus(obj);
}
if (tmp >= dieroll) {
const wasthrown = (game.thrownobj !== null);
const chopper = is_axe(obj);
if (hmode === HMON_APPLIED)
game.u.uconduct = (game.u.uconduct || {});
// u.uconduct.weaphit++; // TODO
if (await hmon(mon, obj, hmode, dieroll)) {
if (mon.wormno)
await cutworm(mon, game.bhitpos?.x || 0, game.bhitpos?.y || 0, chopper);
}
exercise(A_DEX, true);
if (wasthrown && !game.thrownobj)
return 1;
if (should_mulch_missile(obj)) {
if (game.u.ushops || obj.unpaid)
await check_shop_obj(obj, game.bhitpos?.x || 0, game.bhitpos?.y || 0, true);
obfree(obj, null);
return 1;
}
await passive_obj(mon, obj, null);
} else {
await tmiss(obj, mon, true);
if (hmode === HMON_APPLIED)
wakeup(mon, true);
}
} else if (otyp === HEAVY_IRON_BALL) {
exercise(A_STR, true);
if (tmp >= dieroll) {
const was_swallowed = guaranteed_hit;
exercise(A_DEX, true);
if (!(await hmon(mon, obj, hmode, dieroll))) {
if (was_swallowed && !game.u.uswallow && obj === get_uball())
return 1;
}
} else {
await tmiss(obj, mon, true);
}
} else if (otyp === BOULDER) {
exercise(A_STR, true);
if (tmp >= dieroll) {
exercise(A_DEX, true);
await hmon(mon, obj, hmode, dieroll);
} else {
await tmiss(obj, mon, true);
}
} else if ((otyp === EGG || otyp === CREAM_PIE || otyp === BLINDING_VENOM
|| otyp === ACID_VENOM)
&& (guaranteed_hit || ACURR(A_DEX) > rnd(25))) {
await hmon(mon, obj, hmode, dieroll);
return 1;
} else if (obj.oclass === POTION_CLASS
&& (guaranteed_hit || ACURR(A_DEX) > rnd(25))) {
await potionhit(mon, obj, POTHIT_HERO_THROW);
return 1;
} else if (befriend_with_obj(mon.data, obj)
|| (mon.mtame && dogfood(mon, obj) <= 1 /* ACCFOOD */)) {
if (await tamedog(mon, obj, true)) {
return 1;
} else {
await tmiss(obj, mon, false);
mon.msleeping = 0;
mon.mstrategy = (mon.mstrategy || 0) & ~0xFF; // STRAT_WAITMASK
}
} else if (guaranteed_hit) {
wakeup(mon, true);
await pline(`${Tobjnam(obj, 'vanish')} into ${mon_nam(mon)}.`);
} else {
await tmiss(obj, mon, true);
}
return 0;
}
// ── gem_accept: gem hits unicorn ──
// C ref: dothrow.c:2309
async function gem_accept(mon, obj) {
const nogood = ' is not interested in your junk.';
const acceptgift = ' accepts your gift.';
const maybeluck = ' hesitatingly';
const noluck = ' graciously';
const addluck_str = ' gratefully';
let buf = Monnam(mon);
const is_buddy = sgn(mon.data?.maligntyp || 0) === sgn(game.u.ualign?.type || 0);
const is_gem = (game.objects[obj.otyp]?.oc_material || 0) === GEMSTONE;
let ret = 0;
mon.mpeaceful = 1;
mon.mavenge = 0;
if (obj.dknown && game.objects[obj.otyp]?.oc_name_known) {
if (is_gem) {
if (is_buddy) {
buf += addluck_str;
change_luck(5);
} else {
buf += maybeluck;
change_luck(rn2(7) - 3);
}
} else {
buf += nogood;
if (!Blind()) await pline(buf);
if (!tele_restrict(mon)) await rloc(mon, RLOC_MSG);
return ret;
}
} else if (obj.oname || game.objects[obj.otyp]?.oc_uname) {
if (is_gem) {
if (is_buddy) {
buf += addluck_str;
change_luck(2);
} else {
buf += maybeluck;
change_luck(rn2(3) - 1);
}
} else {
buf += nogood;
if (!Blind()) await pline(buf);
if (!tele_restrict(mon)) await rloc(mon, RLOC_MSG);
return ret;
}
} else {
if (is_gem) {
if (is_buddy) {
buf += addluck_str;
change_luck(1);
} else {
buf += maybeluck;
change_luck(rn2(3) - 1);
}
} else {
buf += noluck;
}
}
buf += acceptgift;
if (game.u.ushops || obj.unpaid)
await check_shop_obj(obj, mon.mx, mon.my, true);
await mpickobj(mon, obj);
ret = 1;
if (!Blind()) await pline(buf);
if (!tele_restrict(mon)) await rloc(mon, RLOC_MSG);
return ret;
}
// ── breaktest ──
// C ref: dothrow.c:2582
export function breaktest(obj) {
let nonbreakchance = 1;
if (obj.oclass === ARMOR_CLASS && (game.objects[obj.otyp]?.oc_material || 0) === GLASS)
nonbreakchance = 90;
if (obj_resists(obj, nonbreakchance, 99))
return false;
if ((game.objects[obj.otyp]?.oc_material || 0) === GLASS && !obj.oartifact
&& obj.oclass !== GEM_CLASS)
return true;
switch (obj.oclass === POTION_CLASS ? POT_WATER : obj.otyp) {
case EXPENSIVE_CAMERA:
case POT_WATER:
case EGG:
case CREAM_PIE:
case MELON:
case ACID_VENOM:
case BLINDING_VENOM:
return true;
default:
return false;
}
}
// ── breakmsg ──
// C ref: dothrow.c:2612
async function breakmsg(obj, in_view) {
if (is_crackable(obj)) return;
let to_pieces = '';
switch (obj.oclass === POTION_CLASS ? POT_WATER : obj.otyp) {
default:
/* FALLTHROUGH */
case LENSES:
case MIRROR:
case CRYSTAL_BALL:
case EXPENSIVE_CAMERA:
to_pieces = ' into a thousand pieces';
/* FALLTHROUGH */
case POT_WATER:
if (!in_view)
await You_hear('something shatter!');
else
await pline(`${Doname2(obj)} shatter${obj.quan === 1 ? 's' : ''}${to_pieces}!`);
break;
case EGG:
case MELON:
await pline('Splat!');
break;
case CREAM_PIE:
if (in_view) await pline('What a mess!');
break;
case ACID_VENOM:
case BLINDING_VENOM:
await pline('Splash!');
break;
}
}
// ── release_camera_demon ──
// C ref: dothrow.c:2458
export function release_camera_demon(obj, x, y) {
if (!rn2(3)) {
// makemon would go here
// simplified: just the RNG consumption
const montype = rn2(3); // PM_HOMUNCULUS or PM_IMP
}
}
// ── breakobj ──
// C ref: dothrow.c:2480
export async function breakobj(obj, x, y, hero_caused, from_invent) {
let fracture = false;
let explosion = false;
if (is_crackable(obj))
return (await erode_obj(obj, armor_simple_name(obj), ERODE_CRACK,
EF_DESTROY | EF_VERBOSE) === ER_DESTROYED);
switch (obj.oclass === POTION_CLASS ? POT_WATER : obj.otyp) {
case MIRROR:
if (hero_caused) change_luck(-2);
break;
case POT_WATER:
obj.in_use = 1;
if (obj.otyp === POT_OIL && obj.lamplit) {
await explode_oil(obj, x, y);
} else if (next2u(x, y)) {
if (!breathless(game.youmonst?.data) || haseyes(game.youmonst?.data)) {
if (obj.otyp !== POT_WATER && !Half_gas_damage()) {
if (!breathless(game.youmonst?.data)) {
await You('smell a peculiar odor...');
}
}
await potionbreathe(obj);
}
}
break;
case EXPENSIVE_CAMERA:
release_camera_demon(obj, x, y);
break;
case EGG:
if (hero_caused && obj.spe && ismnum(obj.corpsenm))
change_luck(-Math.min(obj.quan || 1, 5));
// pyrolisk explosion check omitted
break;
case BOULDER:
case 382: // STATUE
fracture = true;
break;
default:
break;
}
if (hero_caused) {
if (from_invent || obj.unpaid) {
if (game.u.ushops || obj.unpaid)
await check_shop_obj(obj, x, y, true);
}
}
if (!fracture)
delobj(obj);
if (explosion)
await explode(x, y, -11, c_d(3, 6), 0, EXPL_FIERY);
return 1;
}
// ── hero_breaks ──
// C ref: dothrow.c:2417
export async function hero_breaks(obj, x, y, breakflags) {
const from_invent = (breakflags & BRK_FROM_INV) !== 0;
const in_view = Blind() ? false : (from_invent || cansee(x, y));
let brk = breakflags & BRK_KNOWN_OUTCOME;
if (!brk)
brk = breaktest(obj) ? BRK_KNOWN2BREAK : BRK_KNOWN2NOTBREAK;
if (brk === BRK_KNOWN2NOTBREAK) return 0;
await breakmsg(obj, in_view);
return await breakobj(obj, x, y, true, from_invent);
}
// ── breaks ──
// C ref: dothrow.c:2444
export async function breaks(obj, x, y) {
const in_view = Blind() ? false : cansee(x, y);
if (!breaktest(obj)) return 0;
await breakmsg(obj, in_view);
return await breakobj(obj, x, y, false, false);
}
// ── throw_gold ──
// C ref: dothrow.c:2656
async function throw_gold(obj) {
const u = game.u;
if (!u.dx && !u.dy && !u.dz) {
await You('cannot throw gold at yourself.');
return ECMD_CANCEL;
}
freeinv(obj);
if (u.uswallow) {
await pline_The(`gold disappears into ${mon_nam(u.ustuck)}.`);
await add_to_minv(u.ustuck, obj);
return ECMD_TIME;
}
if (!game.bhitpos) game.bhitpos = {};
if (u.dz) {
if (u.dz < 0 && !Is_airlevel(u.uz) && !Underwater() && !Is_waterlevel(u.uz)) {
await pline_The(`gold hits the ${ceiling(u.ux, u.uy)}, then falls back on top of your ${body_part(HEAD)}.`);
if (get_uarmh())
await pline(`Fortunately, you are wearing ${an(helm_simple_name(get_uarmh()))}!`);
}
game.bhitpos.x = u.ux;
game.bhitpos.y = u.uy;
} else {
const range = Math.trunc(ACURRSTR() / 2 - (obj.owt || 0) / 40);
const odx = u.ux + u.dx;
const ody = u.uy + u.dy;
if (!isok(odx, ody) || !ZAP_POS(game.level?.locations?.[odx]?.[ody]?.typ || 0)
|| closed_door(odx, ody)) {
game.bhitpos.x = u.ux;
game.bhitpos.y = u.uy;
} else {
const pobj = { value: obj };
const mon = await bhit(u.dx, u.dy, range, THROWN_WEAPON, null, null, pobj);
obj = pobj.value;
if (!obj) return ECMD_TIME;
if (mon) {
// ghitm check — simplified
return ECMD_TIME;
} else {
if (await ship_object(obj, game.bhitpos.x, game.bhitpos.y, false))
return ECMD_TIME;
}
}
}
if (await flooreffects(obj, game.bhitpos.x, game.bhitpos.y, 'fall'))
return ECMD_TIME;
if (u.dz > 0)
await pline_The(`gold hits the ${surface(game.bhitpos.x, game.bhitpos.y)}.`);
place_object(obj, game.bhitpos.x, game.bhitpos.y);
stackobj(obj);
newsym(game.bhitpos.x, game.bhitpos.y);
return ECMD_TIME;
}
// ── Re-export ohitmon and m_throw from mthrowu.js ──
// These were previously exported from this file but live in mthrowu.js
/*dothrow.c*/ |