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// Handles .nethackrc OPTIONS: lines and in-game option changes.
// C ref: options.c, cfgfiles.c, optlist.h
import { game } from './gstate.js';
import { AUTOUNLOCK_APPLY_KEY } from './const.js';
// ══════════════════════════════════════════════════════════════════════════
// Option definitions — generated from nethack-c/patched/include/optlist.h
// Each entry: { name, type, default, negateok, alias, target, description }
// type: 'bool' | 'compound' | 'other'
// target: 'flags.X' | 'iflags.X' | 'a11y.X' | 'uroleplay.X' | 'custom'
// ══════════════════════════════════════════════════════════════════════════
// Boolean options: simple on/off → flags.X or iflags.X
const booleanOpts = {
// Gameplay behavior (flags.*)
acoustics: { default: true, target: 'flags.acoustics' },
autodig: { default: false, target: 'flags.autodig' },
autoopen: { default: true, target: 'flags.autoopen' },
autopickup: { default: false, target: 'flags.pickup' },
autoquiver: { default: false, target: 'flags.autoquiver' },
bones: { default: true, target: 'flags.bones' },
confirm: { default: true, target: 'flags.confirm' },
dark_room: { default: true, target: 'flags.dark_room' },
dropped_nopick: { default: true, target: 'flags.nopick_dropped' },
fixinv: { default: true, target: 'flags.invlet_constant' },
goldX: { default: false, target: 'flags.goldX' },
help: { default: true, target: 'flags.help' },
ignintr: { default: false, target: 'flags.ignintr' },
implicit_uncursed: { default: true, target: 'flags.implicit_uncursed' },
legacy: { default: true, target: 'flags.legacy' },
tutorial: { default: null, target: 'flags.tutorial' },
splash_screen: { default: true, target: 'iflags.wc_splash_screen' },
lit_corridor: { default: false, target: 'flags.lit_corridor' },
lootabc: { default: false, target: 'flags.lootabc' },
mail: { default: true, target: 'flags.biff' },
mention_decor: { default: false, target: 'flags.mention_decor' },
mention_walls: { default: false, target: 'flags.mention_walls' },
null: { default: true, target: 'flags.null' },
pickup_stolen: { default: true, target: 'flags.pickup_stolen' },
pickup_thrown: { default: true, target: 'flags.pickup_thrown' },
price_quotes: { default: false, target: 'flags.pricequotes' },
pushweapon: { default: false, target: 'flags.pushweapon' },
rest_on_space: { default: false, target: 'flags.rest_on_space' },
safe_pet: { default: true, target: 'flags.safe_pet' },
safe_wait: { default: true, target: 'flags.safe_wait' },
showexp: { default: false, target: 'flags.showexp' },
showrace: { default: false, target: 'flags.showrace' },
showscore: { default: false, target: 'flags.showscore' },
sortpack: { default: true, target: 'flags.sortpack' },
time: { default: false, target: 'flags.time' },
tips: { default: true, target: 'flags.tips' },
tombstone: { default: true, target: 'flags.tombstone' },
toptenwin: { default: false, target: 'flags.toptenwin' },
travel: { default: true, target: 'flags.travelcmd' },
verbose: { default: true, target: 'flags.verbose' },
// Display/UI (iflags.*)
ascii_map: { default: true, target: 'iflags.wc_ascii_map' },
autodescribe: { default: true, target: 'iflags.autodescribe' },
bgcolors: { default: true, target: 'iflags.bgcolors' },
cmdassist: { default: true, target: 'iflags.cmdassist' },
color: { default: true, target: 'iflags.wc_color', alias: 'colour' },
customcolors: { default: true, target: 'iflags.customcolors', alias: 'customcolours' },
customsymbols: { default: true, target: 'iflags.customsymbols' },
extmenu: { default: false, target: 'iflags.extmenu' },
fireassist: { default: true, target: 'iflags.fireassist' },
force_invmenu: { default: false, target: 'iflags.force_invmenu' },
guicolor: { default: true, target: 'iflags.wc2_guicolor' },
herecmd_menu: { default: false, target: 'iflags.herecmd_menu' },
hilite_pet: { default: false, target: 'iflags.wc_hilite_pet' },
hilite_pile: { default: false, target: 'iflags.hilite_pile' },
hitpointbar: { default: false, target: 'iflags.wc2_hitpointbar' },
menucolors: { default: false, target: 'iflags.use_menu_color' },
menu_overlay: { default: true, target: 'iflags.menu_overlay' },
perm_invent: { default: false, target: 'iflags.perm_invent' },
popup_dialog: { default: false, target: 'iflags.wc_popup_dialog' },
wraptext: { default: false, target: 'iflags.wc2_wraptext' },
// Accessibility (a11y.*)
accessiblemsg: { default: false, target: 'a11y.accessiblemsg' },
mention_map: { default: false, target: 'a11y.glyph_updates' },
mon_movement: { default: false, target: 'a11y.mon_movement' },
// Character creation (set at game start only)
blind: { default: false, target: 'uroleplay.blind', alias: 'permablind' },
deaf: { default: false, target: 'uroleplay.deaf', alias: 'permadeaf' },
female: { default: false, target: 'flags.female', alias: 'male' },
nudist: { default: false, target: 'uroleplay.nudist' },
pauper: { default: false, target: 'uroleplay.pauper' },
reroll: { default: false, target: 'uroleplay.reroll' },
// Wizard/debug only
debug_hunger: { default: false, target: 'iflags.debug_hunger' },
debug_mongen: { default: false, target: 'iflags.debug_mongen' },
monpolycontrol: { default: false, target: 'iflags.mon_polycontrol' },
montelecontrol: { default: false, target: 'iflags.mon_telecontrol' },
sanity_check: { default: false, target: 'iflags.sanity_check' },
};
// Compound options: take a value after ':'
const compoundOpts = {
// Character setup
name: { handler: (v) => ({ target: 'plname', value: v }) },
role: { handler: handleRole, alias: 'character' },
race: { handler: handleRace },
gender: { handler: handleGender },
alignment: { handler: handleAlign, alias: 'align' },
playmode: { handler: handlePlaymode },
// Gameplay
autounlock: { handler: (v) => setFlag('flags.autounlock', v) },
catname: { handler: (v) => ({ target: 'catname', value: v }) },
dogname: { handler: (v) => ({ target: 'dogname', value: v }) },
horsename: { handler: (v) => ({ target: 'horsename', value: v }) },
fruit: { handler: (v) => setFlag('flags.fruit', v) },
packorder: { handler: (v) => setFlag('flags.inv_order', v) },
pickup_types: { handler: (v) => setFlag('flags.pickup_types', v) },
pickup_burden: { handler: handlePickupBurden },
pettype: { handler: (v) => {
setFlag('flags.pettype', v);
// C ref: options.c:3217-3242 optfn_pettype maps to preferred_pet
const g = game;
if (v === 'dog' || v === 'd') g.preferred_pet = 'd';
else if (v === 'cat' || v === 'c') g.preferred_pet = 'c';
else if (v === 'horse' || v === 'h') g.preferred_pet = 'h';
else if (v === 'none' || v === 'n') g.preferred_pet = 'n';
else g.preferred_pet = '\0';
}, alias: 'pet' },
// Numeric
msghistory: { handler: (v) => setFlag('iflags.msg_history', parseInt(v) || 20) },
pile_limit: { handler: (v) => setFlag('iflags.pile_limit', parseInt(v) || 5) },
statushilites: { handler: (v) => setFlag('iflags.hilite_delta', parseInt(v) || 0) },
statuslines: { handler: (v) => setFlag('iflags.wc2_statuslines', parseInt(v) || 2) },
windowborders: { handler: (v) => setFlag('iflags.wc2_windowborders', parseInt(v) || 0) },
// Display
menustyle: { handler: handleMenustyle },
number_pad: { handler: handleNumberPad },
runmode: { handler: handleRunmode },
symset: { handler: (v) => ({ target: 'symset', value: v }) },
roguesymset: { handler: (v) => ({ target: 'roguesymset', value: v }) },
// Enum
disclose: { handler: (v) => setFlag('flags.end_disclose', v) },
menu_headings: { handler: handleMenuHeadings },
sortloot: { handler: handleSortloot },
sortdiscoveries: { handler: (v) => setFlag('flags.sortdiscoveries', v) },
sortvanquished: { handler: (v) => setFlag('flags.sortvanquished', v) },
whatis_coord: { handler: (v) => setFlag('iflags.getloc_coord', v) },
whatis_filter: { handler: (v) => setFlag('iflags.getloc_filter', v) },
paranoid_confirmation: { handler: handleParanoid, alias: 'prayconfirm' },
suppress_alert: { handler: (v) => setFlag('iflags.suppress_alert', v) },
// Message window
msg_window: { handler: (v) => setFlag('iflags.prevmsg_window', v) },
// Font (accept but store generically)
font_map: { handler: (v) => setFlag('iflags.wc_font_map', v) },
font_menu: { handler: (v) => setFlag('iflags.wc_font_menu', v) },
font_message: { handler: (v) => setFlag('iflags.wc_font_message', v) },
font_status: { handler: (v) => setFlag('iflags.wc_font_status', v) },
font_text: { handler: (v) => setFlag('iflags.wc_font_text', v) },
font_size_map: { handler: (v) => setFlag('iflags.wc_fontsiz_map', parseInt(v) || 0) },
font_size_menu: { handler: (v) => setFlag('iflags.wc_fontsiz_menu', parseInt(v) || 0) },
font_size_message: { handler: (v) => setFlag('iflags.wc_fontsiz_message', parseInt(v) || 0) },
font_size_status: { handler: (v) => setFlag('iflags.wc_fontsiz_status', parseInt(v) || 0) },
font_size_text: { handler: (v) => setFlag('iflags.wc_fontsiz_text', parseInt(v) || 0) },
// Symbol sets (accept for future use)
dungeon: { handler: (v) => setFlag('flags.dungeon_syms', v) },
effects: { handler: (v) => setFlag('flags.effects_syms', v) },
monsters: { handler: (v) => setFlag('flags.monster_syms', v) },
objects: { handler: (v) => setFlag('flags.object_syms', v) },
traps: { handler: (v) => setFlag('flags.trap_syms', v) },
// Scroll/mouse (accept)
scroll_amount: { handler: (v) => setFlag('iflags.wc_scroll_amount', parseInt(v) || 0) },
scroll_margin: { handler: (v) => setFlag('iflags.wc_scroll_margin', parseInt(v) || 0) },
mouse_support: { handler: (v) => setFlag('iflags.wc_mouse_support', v !== '0') },
// Perminv mode
perminv_mode: { handler: (v) => setFlag('iflags.perminv_mode', v) },
// Player selection
player_selection: { handler: (v) => setFlag('iflags.player_selection', v) },
// Window type (accept but largely irrelevant)
windowtype: { handler: (v) => setFlag('iflags.windowtype', v) },
};
// Build alias lookup
const aliasMap = {};
for (const [name, opt] of Object.entries(booleanOpts)) {
if (opt.alias) aliasMap[opt.alias.toLowerCase()] = name;
}
for (const [name, opt] of Object.entries(compoundOpts)) {
if (opt.alias) aliasMap[opt.alias.toLowerCase()] = name;
}
// ══════════════════════════════════════════════════════════════════════════
// Compound option handlers
// ══════════════════════════════════════════════════════════════════════════
const roleMap = {
archeologist: 0, barbarian: 1, cave_dweller: 2, caveman: 2, cavewoman: 2,
healer: 3, knight: 4, monk: 5, priest: 6, priestess: 6,
ranger: 7, rogue: 8, samurai: 9, tourist: 10, valkyrie: 11, wizard: 12,
};
const raceMap = { human: 0, elf: 1, dwarf: 2, gnome: 3, orc: 4 };
const genderMap = { male: 0, female: 1 };
const alignMap = { chaotic: 0, neutral: 1, lawful: 2 };
function handleRole(v) {
const lv = v.toLowerCase();
return lv in roleMap ? setFlag('flags.initrole', roleMap[lv])
: lv === 'random' ? setFlag('flags.randomall', true) : null;
}
function handleRace(v) {
const lv = v.toLowerCase();
return lv in raceMap ? setFlag('flags.initrace', raceMap[lv]) : null;
}
function handleGender(v) {
const lv = v.toLowerCase();
return lv in genderMap ? setFlag('flags.initgend', genderMap[lv]) : null;
}
function handleAlign(v) {
const lv = v.toLowerCase();
return lv in alignMap ? setFlag('flags.initalign', alignMap[lv]) : null;
}
function handlePlaymode(v) {
const lv = v.toLowerCase();
if (lv === 'debug' || lv === 'wizard') return setFlag('flags.debug', true);
if (lv === 'explore') return setFlag('flags.explore', true);
return null;
}
function handleMenustyle(v) {
const styles = { traditional: 0, combination: 1, partial: 2, full: 3 };
const lv = v.toLowerCase();
return lv in styles ? setFlag('flags.menu_style', styles[lv]) : null;
}
function handleNumberPad(v) {
const n = parseInt(v);
if (v === '' || v === undefined) return setFlag('iflags.num_pad', 1);
return setFlag('iflags.num_pad', isNaN(n) ? 0 : n);
}
function handleRunmode(v) {
const modes = { teleport: 0, run: 1, walk: 2, crawl: 3 };
const lv = v.toLowerCase();
return lv in modes ? setFlag('flags.runmode', modes[lv]) : null;
}
function handlePickupBurden(v) {
const levels = { unencumbered: 0, burdened: 1, stressed: 2, strained: 3,
overtaxed: 4, overloaded: 5 };
const lv = v.toLowerCase();
return lv in levels ? setFlag('flags.pickup_burden', levels[lv]) : null;
}
function handleMenuHeadings(v) {
const styles = { bold: 1, inverse: 2, underline: 4 };
const lv = v.toLowerCase();
return lv in styles ? setFlag('iflags.menu_headings', styles[lv]) : null;
}
function handleSortloot(v) {
const modes = { full: 'f', loot: 'l', none: 'n' };
const lv = v.toLowerCase();
return lv in modes ? setFlag('flags.sortloot', modes[lv]) : null;
}
function handleParanoid(v) {
// Space-separated list of keywords
let mask = 0;
const keywords = {
confirm: 1, quit: 2, die: 4, bones: 8, attack: 16,
pray: 32, wand: 64, remove: 128, trap: 256, lava: 512,
water: 512, swim: 512, all: 0x7fff, paranoia: 1,
};
for (const word of v.toLowerCase().split(/[\s,]+/)) {
if (word in keywords) mask |= keywords[word];
}
return setFlag('flags.paranoia_bits', mask);
}
function setFlag(path, value) {
return { target: path, value };
}
// ══════════════════════════════════════════════════════════════════════════
// parseoptions — Parse a single OPTIONS: value string
// C ref: options.c:507 parseoptions()
// ══════════════════════════════════════════════════════════════════════════
export function parseoption(opt, results) {
const trimmed = opt.trim();
if (!trimmed) return;
const negated = trimmed.startsWith('!') || trimmed.toLowerCase().startsWith('no');
const stripped = trimmed.startsWith('!') ? trimmed.slice(1)
: trimmed.toLowerCase().startsWith('no') && !trimmed.toLowerCase().startsWith('nop')
&& !trimmed.toLowerCase().startsWith('null')
&& !trimmed.toLowerCase().startsWith('num')
&& !trimmed.toLowerCase().startsWith('nudist')
&& !trimmed.toLowerCase().startsWith('news')
? trimmed.slice(2) : trimmed;
// Check for key:value pair
const colonIdx = stripped.indexOf(':');
if (colonIdx >= 0) {
const key = stripped.slice(0, colonIdx).trim().toLowerCase();
const val = stripped.slice(colonIdx + 1).trim();
const realKey = aliasMap[key] || key;
if (realKey in compoundOpts) {
const result = compoundOpts[realKey].handler(val);
if (result) results.push(result);
} else if (realKey in booleanOpts) {
// Boolean with value: "color:true" or "color:false"
const bval = val.toLowerCase();
const on = bval === 'true' || bval === '1' || bval === 'on' || bval === 'yes';
results.push({ target: booleanOpts[realKey].target, value: on });
}
return;
}
// Boolean flag
const lname = stripped.toLowerCase();
const realName = aliasMap[lname] || lname;
if (realName in booleanOpts) {
results.push({ target: booleanOpts[realName].target, value: !negated });
} else if (realName in compoundOpts && !negated) {
// Some compound options accept bare name (e.g., "number_pad" = enable)
const result = compoundOpts[realName].handler('');
if (result) results.push(result);
}
}
// ══════════════════════════════════════════════════════════════════════════
// parseNethackrc — Parse complete .nethackrc file
// C ref: cfgfiles.c read_config_file()
// ══════════════════════════════════════════════════════════════════════════
export function parseNethackrc(rc) {
const results = [];
for (const rawLine of (rc || '').split('\n')) {
const line = rawLine.trim();
if (!line || line.startsWith('#')) continue;
// OPTIONS=opt1,opt2,...
const optMatch = line.match(/^OPTIONS=(.+)/i);
if (optMatch) {
for (const opt of optMatch[1].split(',')) {
parseoption(opt, results);
}
continue;
}
// AUTOPICKUP_EXCEPTION="<pattern" or ">pattern"
const apeMatch = line.match(/^AUTOPICKUP_EXCEPTION="([<>])(.+)"/i);
if (apeMatch) {
results.push({
target: 'autopickup_exceptions',
value: { grab: apeMatch[1] === '<', pattern: apeMatch[2] },
});
continue;
}
// MENUCOLOR="pattern"=color[&attr]
const mcMatch = line.match(/^MENUCOLOR="(.+)"=(.+)/i);
if (mcMatch) {
results.push({
target: 'menucolors',
value: { pattern: mcMatch[1], colorspec: mcMatch[2] },
});
continue;
}
// MSGTYPE=type "pattern"
const mtMatch = line.match(/^MSGTYPE=(\w+)\s+"(.+)"/i);
if (mtMatch) {
results.push({
target: 'msgtypes',
value: { type: mtMatch[1], pattern: mtMatch[2] },
});
continue;
}
// BIND=key:command
const bindMatch = line.match(/^BIND=(.+):(.+)/i);
if (bindMatch) {
results.push({
target: 'bindings',
value: { key: bindMatch[1].trim(), command: bindMatch[2].trim() },
});
continue;
}
// NAME=value, WIZARD=value, etc.
const kvMatch = line.match(/^(\w+)=(.+)/);
if (kvMatch) {
const key = kvMatch[1].toLowerCase();
const val = kvMatch[2].trim();
if (key === 'name') results.push({ target: 'plname', value: val });
else if (key === 'wizard') results.push({ target: 'flags.debug', value: true });
// Other directives silently ignored for now
}
}
return results;
}
// ══════════════════════════════════════════════════════════════════════════
// applyOptions — Apply parsed option results to game state
// ══════════════════════════════════════════════════════════════════════════
export function applyOptions(results, g) {
g = g || game;
g.flags = g.flags || {};
g.iflags = g.iflags || {};
g.a11y = g.a11y || {};
if (g.u) g.u.uroleplay = g.u.uroleplay || {};
// Collect list-type options
const apes = [];
const mcs = [];
const mts = [];
const binds = [];
for (const { target, value } of results) {
if (target === 'autopickup_exceptions') { apes.push(value); continue; }
if (target === 'menucolors') { mcs.push(value); continue; }
if (target === 'msgtypes') { mts.push(value); continue; }
if (target === 'bindings') { binds.push(value); continue; }
// Handle dotted path: "flags.showexp" → g.flags.showexp
const parts = target.split('.');
if (parts.length === 2) {
const [ns, field] = parts;
if (ns === 'flags') g.flags[field] = value;
else if (ns === 'iflags') g.iflags[field] = value;
else if (ns === 'a11y') g.a11y[field] = value;
else if (ns === 'uroleplay' && g.u) g.u.uroleplay[field] = value;
} else if (parts.length === 1) {
// Top-level: plname, symset, etc.
g[target] = value;
}
}
// Store list options
if (apes.length) g.iflags.autopickup_exceptions = apes;
if (mcs.length) g.iflags.menucolor_rules = mcs;
if (mts.length) g.iflags.msgtype_rules = mts;
if (binds.length) g.iflags.key_bindings = binds;
// Track whether tutorial option was explicitly set in config.
// C ref: opt_set_in_config[opt_tutorial] — controls whether
// ask_do_tutorial() prompts or uses the value directly.
if (results.some(r => r.target === 'flags.tutorial')) {
g.tutorial_set_in_config = true;
}
}
// ══════════════════════════════════════════════════════════════════════════
// initoptions — Set defaults for all options
// C ref: options.c:7067 initoptions()
// ══════════════════════════════════════════════════════════════════════════
export function initoptions_defaults(g) {
g = g || game;
g.flags = g.flags || {};
g.iflags = g.iflags || {};
g.a11y = g.a11y || {};
for (const [name, opt] of Object.entries(booleanOpts)) {
const parts = opt.target.split('.');
if (parts.length === 2) {
const [ns, field] = parts;
if (ns === 'flags') g.flags[field] = opt.default;
else if (ns === 'iflags') g.iflags[field] = opt.default;
else if (ns === 'a11y') g.a11y[field] = opt.default;
}
}
// C ref: options.c:1089 optfn_autounlock(do_init) → AUTOUNLOCK_APPLY_KEY
g.flags.autounlock = AUTOUNLOCK_APPLY_KEY;
}
// Export option tables for introspection
export { booleanOpts, compoundOpts, aliasMap };
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