SillyTavern/public/scripts/nai-settings.js

875 lines
32 KiB
JavaScript

import {
abortStatusCheck,
getRequestHeaders,
getStoppingStrings,
novelai_setting_names,
saveSettingsDebounced,
setGenerationParamsFromPreset,
} from '../script.js';
import { MAX_CONTEXT_DEFAULT, MAX_RESPONSE_DEFAULT, power_user } from './power-user.js';
import { getTextTokens, tokenizers } from './tokenizers.js';
import { getEventSourceStream } from './sse-stream.js';
import {
getSortableDelay,
getStringHash,
onlyUnique,
} from './utils.js';
import { BIAS_CACHE, createNewLogitBiasEntry, displayLogitBias, getLogitBiasListResult } from './logit-bias.js';
const default_preamble = '[ Style: chat, complex, sensory, visceral ]';
const default_order = [1, 5, 0, 2, 3, 4];
const maximum_output_length = 150;
const default_presets = {
'clio-v1': 'Talker-Chat-Clio',
'kayra-v1': 'Carefree-Kayra',
'llama-3-erato-v1': 'Erato-Dragonfruit',
};
export const nai_settings = {
temperature: 1.5,
repetition_penalty: 2.25,
repetition_penalty_range: 2048,
repetition_penalty_slope: 0.09,
repetition_penalty_frequency: 0,
repetition_penalty_presence: 0.005,
tail_free_sampling: 0.975,
top_k: 10,
top_p: 0.75,
top_a: 0.08,
typical_p: 0.975,
min_p: 0,
math1_temp: 1,
math1_quad: 0,
math1_quad_entropy_scale: 0,
min_length: 1,
model_novel: 'clio-v1',
preset_settings_novel: 'Talker-Chat-Clio',
streaming_novel: false,
preamble: default_preamble,
prefix: '',
banned_tokens: '',
order: default_order,
logit_bias: [],
};
const nai_tiers = {
0: 'Paper',
1: 'Tablet',
2: 'Scroll',
3: 'Opus',
};
const samplers = {
temperature: 0,
top_k: 1,
top_p: 2,
tfs: 3,
top_a: 4,
typical_p: 5,
// removed samplers were here
mirostat: 8,
math1: 9,
min_p: 10,
};
let novel_data = null;
let badWordsCache = {};
const BIAS_KEY = '#range_block_novel';
export function setNovelData(data) {
novel_data = data;
}
export function getKayraMaxContextTokens() {
switch (novel_data?.tier) {
case 1:
return 3072;
case 2:
return 6144;
case 3:
return 8192;
}
return null;
}
export function getKayraMaxResponseTokens() {
switch (novel_data?.tier) {
case 1:
return 100;
case 2:
return 100;
case 3:
return 150;
}
return maximum_output_length;
}
export function convertNovelPreset(data) {
if (!data || typeof data !== 'object' || data.presetVersion !== 3 || !data.parameters || typeof data.parameters !== 'object') {
return data;
}
return {
max_context: 8000,
temperature: data.parameters.temperature,
max_length: data.parameters.max_length,
min_length: data.parameters.min_length,
top_k: data.parameters.top_k,
top_p: data.parameters.top_p,
top_a: data.parameters.top_a,
typical_p: data.parameters.typical_p,
tail_free_sampling: data.parameters.tail_free_sampling,
repetition_penalty: data.parameters.repetition_penalty,
repetition_penalty_range: data.parameters.repetition_penalty_range,
repetition_penalty_slope: data.parameters.repetition_penalty_slope,
repetition_penalty_frequency: data.parameters.repetition_penalty_frequency,
repetition_penalty_presence: data.parameters.repetition_penalty_presence,
phrase_rep_pen: data.parameters.phrase_rep_pen,
mirostat_lr: data.parameters.mirostat_lr,
mirostat_tau: data.parameters.mirostat_tau,
math1_temp: data.parameters.math1_temp,
math1_quad: data.parameters.math1_quad,
math1_quad_entropy_scale: data.parameters.math1_quad_entropy_scale,
min_p: data.parameters.min_p,
order: Array.isArray(data.parameters.order) ? data.parameters.order.filter(s => s.enabled && Object.keys(samplers).includes(s.id)).map(s => samplers[s.id]) : default_order,
};
}
export function getNovelTier() {
return nai_tiers[novel_data?.tier] ?? 'no_connection';
}
export function getNovelAnlas() {
return novel_data?.trainingStepsLeft?.fixedTrainingStepsLeft ?? 0;
}
export function getNovelUnlimitedImageGeneration() {
return novel_data?.perks?.unlimitedImageGeneration ?? false;
}
export async function loadNovelSubscriptionData() {
const result = await fetch('/api/novelai/status', {
method: 'POST',
headers: getRequestHeaders(),
signal: abortStatusCheck.signal,
});
if (result.ok) {
const data = await result.json();
setNovelData(data);
}
return result.ok;
}
export function loadNovelPreset(preset) {
if (preset.genamt === undefined) {
const needsUnlock = preset.max_context > MAX_CONTEXT_DEFAULT || preset.max_length > MAX_RESPONSE_DEFAULT;
$('#amount_gen').val(preset.max_length).trigger('input');
$('#max_context_unlocked').prop('checked', needsUnlock).trigger('change');
$('#max_context').val(preset.max_context).trigger('input');
}
else {
setGenerationParamsFromPreset(preset);
}
nai_settings.temperature = preset.temperature;
nai_settings.repetition_penalty = preset.repetition_penalty;
nai_settings.repetition_penalty_range = preset.repetition_penalty_range;
nai_settings.repetition_penalty_slope = preset.repetition_penalty_slope;
nai_settings.repetition_penalty_frequency = preset.repetition_penalty_frequency;
nai_settings.repetition_penalty_presence = preset.repetition_penalty_presence;
nai_settings.tail_free_sampling = preset.tail_free_sampling;
nai_settings.top_k = preset.top_k;
nai_settings.top_p = preset.top_p;
nai_settings.top_a = preset.top_a;
nai_settings.typical_p = preset.typical_p;
nai_settings.min_length = preset.min_length;
nai_settings.phrase_rep_pen = preset.phrase_rep_pen;
nai_settings.mirostat_lr = preset.mirostat_lr;
nai_settings.mirostat_tau = preset.mirostat_tau;
nai_settings.prefix = preset.prefix;
nai_settings.banned_tokens = preset.banned_tokens || '';
nai_settings.order = preset.order || default_order;
nai_settings.logit_bias = preset.logit_bias || [];
nai_settings.preamble = preset.preamble || default_preamble;
nai_settings.min_p = preset.min_p || 0;
nai_settings.math1_temp = preset.math1_temp || 1;
nai_settings.math1_quad = preset.math1_quad || 0;
nai_settings.math1_quad_entropy_scale = preset.math1_quad_entropy_scale || 0;
loadNovelSettingsUi(nai_settings);
}
export function loadNovelSettings(settings) {
//load the rest of the Novel settings without any checks
nai_settings.model_novel = settings.model_novel;
$('#model_novel_select').val(nai_settings.model_novel);
$(`#model_novel_select option[value=${nai_settings.model_novel}]`).prop('selected', true);
if (settings.nai_preamble !== undefined) {
nai_settings.preamble = settings.nai_preamble;
delete settings.nai_preamble;
}
nai_settings.preset_settings_novel = settings.preset_settings_novel;
nai_settings.temperature = settings.temperature;
nai_settings.repetition_penalty = settings.repetition_penalty;
nai_settings.repetition_penalty_range = settings.repetition_penalty_range;
nai_settings.repetition_penalty_slope = settings.repetition_penalty_slope;
nai_settings.repetition_penalty_frequency = settings.repetition_penalty_frequency;
nai_settings.repetition_penalty_presence = settings.repetition_penalty_presence;
nai_settings.tail_free_sampling = settings.tail_free_sampling;
nai_settings.top_k = settings.top_k;
nai_settings.top_p = settings.top_p;
nai_settings.top_a = settings.top_a;
nai_settings.typical_p = settings.typical_p;
nai_settings.min_length = settings.min_length;
nai_settings.phrase_rep_pen = settings.phrase_rep_pen;
nai_settings.mirostat_lr = settings.mirostat_lr;
nai_settings.mirostat_tau = settings.mirostat_tau;
nai_settings.streaming_novel = !!settings.streaming_novel;
nai_settings.preamble = settings.preamble || default_preamble;
nai_settings.prefix = settings.prefix;
nai_settings.banned_tokens = settings.banned_tokens || '';
nai_settings.order = settings.order || default_order;
nai_settings.logit_bias = settings.logit_bias || [];
nai_settings.min_p = settings.min_p || 0;
nai_settings.math1_temp = settings.math1_temp || 1;
nai_settings.math1_quad = settings.math1_quad || 0;
nai_settings.math1_quad_entropy_scale = settings.math1_quad_entropy_scale || 0;
loadNovelSettingsUi(nai_settings);
}
function loadNovelSettingsUi(ui_settings) {
$('#temp_novel').val(ui_settings.temperature);
$('#temp_counter_novel').val(Number(ui_settings.temperature).toFixed(2));
$('#rep_pen_novel').val(ui_settings.repetition_penalty);
$('#rep_pen_counter_novel').val(Number(ui_settings.repetition_penalty).toFixed(2));
$('#rep_pen_size_novel').val(ui_settings.repetition_penalty_range);
$('#rep_pen_size_counter_novel').val(Number(ui_settings.repetition_penalty_range).toFixed(0));
$('#rep_pen_slope_novel').val(ui_settings.repetition_penalty_slope);
$('#rep_pen_slope_counter_novel').val(Number(`${ui_settings.repetition_penalty_slope}`).toFixed(2));
$('#rep_pen_freq_novel').val(ui_settings.repetition_penalty_frequency);
$('#rep_pen_freq_counter_novel').val(Number(ui_settings.repetition_penalty_frequency).toFixed(3));
$('#rep_pen_presence_novel').val(ui_settings.repetition_penalty_presence);
$('#rep_pen_presence_counter_novel').val(Number(ui_settings.repetition_penalty_presence).toFixed(3));
$('#tail_free_sampling_novel').val(ui_settings.tail_free_sampling);
$('#tail_free_sampling_counter_novel').val(Number(ui_settings.tail_free_sampling).toFixed(3));
$('#top_k_novel').val(ui_settings.top_k);
$('#top_k_counter_novel').val(Number(ui_settings.top_k).toFixed(0));
$('#top_p_novel').val(ui_settings.top_p);
$('#top_p_counter_novel').val(Number(ui_settings.top_p).toFixed(3));
$('#top_a_novel').val(ui_settings.top_a);
$('#top_a_counter_novel').val(Number(ui_settings.top_a).toFixed(3));
$('#typical_p_novel').val(ui_settings.typical_p);
$('#typical_p_counter_novel').val(Number(ui_settings.typical_p).toFixed(3));
$('#phrase_rep_pen_novel').val(ui_settings.phrase_rep_pen || 'off');
$('#mirostat_lr_novel').val(ui_settings.mirostat_lr);
$('#mirostat_lr_counter_novel').val(Number(ui_settings.mirostat_lr).toFixed(2));
$('#mirostat_tau_novel').val(ui_settings.mirostat_tau);
$('#mirostat_tau_counter_novel').val(Number(ui_settings.mirostat_tau).toFixed(2));
$('#min_length_novel').val(ui_settings.min_length);
$('#min_length_counter_novel').val(Number(ui_settings.min_length).toFixed(0));
$('#nai_preamble_textarea').val(ui_settings.preamble);
$('#nai_prefix').val(ui_settings.prefix || 'vanilla');
$('#nai_banned_tokens').val(ui_settings.banned_tokens || '');
$('#min_p_novel').val(ui_settings.min_p);
$('#min_p_counter_novel').val(Number(ui_settings.min_p).toFixed(3));
$('#math1_temp_novel').val(ui_settings.math1_temp);
$('#math1_temp_counter_novel').val(Number(ui_settings.math1_temp).toFixed(2));
$('#math1_quad_novel').val(ui_settings.math1_quad);
$('#math1_quad_counter_novel').val(Number(ui_settings.math1_quad).toFixed(2));
$('#math1_quad_entropy_scale_novel').val(ui_settings.math1_quad_entropy_scale);
$('#math1_quad_entropy_scale_counter_novel').val(Number(ui_settings.math1_quad_entropy_scale).toFixed(2));
$('#streaming_novel').prop('checked', ui_settings.streaming_novel);
sortItemsByOrder(ui_settings.order);
displayLogitBias(ui_settings.logit_bias, BIAS_KEY);
}
const sliders = [
{
sliderId: '#temp_novel',
counterId: '#temp_counter_novel',
format: (val) => Number(val).toFixed(2),
setValue: (val) => { nai_settings.temperature = Number(val).toFixed(2); },
},
{
sliderId: '#rep_pen_novel',
counterId: '#rep_pen_counter_novel',
format: (val) => Number(val).toFixed(2),
setValue: (val) => { nai_settings.repetition_penalty = Number(val).toFixed(2); },
},
{
sliderId: '#rep_pen_size_novel',
counterId: '#rep_pen_size_counter_novel',
format: (val) => `${val}`,
setValue: (val) => { nai_settings.repetition_penalty_range = Number(val).toFixed(0); },
},
{
sliderId: '#rep_pen_slope_novel',
counterId: '#rep_pen_slope_counter_novel',
format: (val) => `${val}`,
setValue: (val) => { nai_settings.repetition_penalty_slope = Number(val).toFixed(2); },
},
{
sliderId: '#rep_pen_freq_novel',
counterId: '#rep_pen_freq_counter_novel',
format: (val) => Number(val).toFixed(2),
setValue: (val) => { nai_settings.repetition_penalty_frequency = Number(val).toFixed(3); },
},
{
sliderId: '#rep_pen_presence_novel',
counterId: '#rep_pen_presence_counter_novel',
format: (val) => `${val}`,
setValue: (val) => { nai_settings.repetition_penalty_presence = Number(val).toFixed(3); },
},
{
sliderId: '#tail_free_sampling_novel',
counterId: '#tail_free_sampling_counter_novel',
format: (val) => `${val}`,
setValue: (val) => { nai_settings.tail_free_sampling = Number(val).toFixed(3); },
},
{
sliderId: '#top_k_novel',
counterId: '#top_k_counter_novel',
format: (val) => `${val}`,
setValue: (val) => { nai_settings.top_k = Number(val).toFixed(0); },
},
{
sliderId: '#top_p_novel',
counterId: '#top_p_counter_novel',
format: (val) => Number(val).toFixed(3),
setValue: (val) => { nai_settings.top_p = Number(val).toFixed(3); },
},
{
sliderId: '#top_a_novel',
counterId: '#top_a_counter_novel',
format: (val) => Number(val).toFixed(2),
setValue: (val) => { nai_settings.top_a = Number(val).toFixed(3); },
},
{
sliderId: '#typical_p_novel',
counterId: '#typical_p_counter_novel',
format: (val) => Number(val).toFixed(3),
setValue: (val) => { nai_settings.typical_p = Number(val).toFixed(3); },
},
{
sliderId: '#mirostat_tau_novel',
counterId: '#mirostat_tau_counter_novel',
format: (val) => Number(val).toFixed(2),
setValue: (val) => { nai_settings.mirostat_tau = Number(val).toFixed(2); },
},
{
sliderId: '#mirostat_lr_novel',
counterId: '#mirostat_lr_counter_novel',
format: (val) => Number(val).toFixed(2),
setValue: (val) => { nai_settings.mirostat_lr = Number(val).toFixed(2); },
},
{
sliderId: '#min_length_novel',
counterId: '#min_length_counter_novel',
format: (val) => `${val}`,
setValue: (val) => { nai_settings.min_length = Number(val).toFixed(0); },
},
{
sliderId: '#nai_banned_tokens',
counterId: '#nai_banned_tokens_counter',
format: (val) => val,
setValue: (val) => { nai_settings.banned_tokens = val; },
},
{
sliderId: '#min_p_novel',
counterId: '#min_p_counter_novel',
format: (val) => Number(val).toFixed(3),
setValue: (val) => { nai_settings.min_p = Number(val); },
},
{
sliderId: '#math1_temp_novel',
counterId: '#math1_temp_counter_novel',
format: (val) => Number(val).toFixed(2),
setValue: (val) => { nai_settings.math1_temp = Number(val); },
},
{
sliderId: '#math1_quad_novel',
counterId: '#math1_quad_counter_novel',
format: (val) => Number(val).toFixed(2),
setValue: (val) => { nai_settings.math1_quad = Number(val); },
},
{
sliderId: '#math1_quad_entropy_scale_novel',
counterId: '#math1_quad_entropy_scale_counter_novel',
format: (val) => Number(val).toFixed(2),
setValue: (val) => { nai_settings.math1_quad_entropy_scale = Number(val); },
},
];
function getBadWordIds(banned_tokens, tokenizerType) {
if (tokenizerType === tokenizers.NONE) {
return [];
}
const cacheKey = `${getStringHash(banned_tokens)}-${tokenizerType}`;
if (cacheKey in badWordsCache && Array.isArray(badWordsCache[cacheKey])) {
console.debug(`Bad words ids cache hit for "${banned_tokens}"`, badWordsCache[cacheKey]);
return badWordsCache[cacheKey];
}
const result = [];
const sequence = banned_tokens.split('\n');
for (let token of sequence) {
const trimmed = token.trim();
// Skip empty lines
if (trimmed.length === 0) {
continue;
}
// Verbatim text
if (trimmed.startsWith('{') && trimmed.endsWith('}')) {
const tokens = getTextTokens(tokenizerType, trimmed.slice(1, -1));
result.push(tokens);
}
// Raw token ids, JSON serialized
else if (trimmed.startsWith('[') && trimmed.endsWith(']')) {
try {
const tokens = JSON.parse(trimmed);
if (Array.isArray(tokens) && tokens.every(t => Number.isInteger(t))) {
result.push(tokens);
} else {
throw new Error('Not an array of integers');
}
} catch (err) {
console.log(`Failed to parse bad word token list: ${trimmed}`, err);
}
}
// Apply permutations
else {
const permutations = getBadWordPermutations(trimmed).map(t => getTextTokens(tokenizerType, t));
result.push(...permutations);
}
}
// Cache the result
console.debug(`Bad words ids for "${banned_tokens}"`, result);
badWordsCache[cacheKey] = result;
return result;
}
function getBadWordPermutations(text) {
const result = [];
// Original text
result.push(text);
// Original text + leading space
result.push(` ${text}`);
// First letter capitalized
result.push(text[0].toUpperCase() + text.slice(1));
// Ditto + leading space
result.push(` ${text[0].toUpperCase() + text.slice(1)}`);
// First letter lower cased
result.push(text[0].toLowerCase() + text.slice(1));
// Ditto + leading space
result.push(` ${text[0].toLowerCase() + text.slice(1)}`);
// Original all upper cased
result.push(text.toUpperCase());
// Ditto + leading space
result.push(` ${text.toUpperCase()}`);
// Original all lower cased
result.push(text.toLowerCase());
// Ditto + leading space
result.push(` ${text.toLowerCase()}`);
return result.filter(onlyUnique);
}
export function getNovelGenerationData(finalPrompt, settings, maxLength, isImpersonate, isContinue, _cfgValues, type) {
console.debug('NovelAI generation data for', type);
const isKayra = nai_settings.model_novel.includes('kayra');
const isErato = nai_settings.model_novel.includes('erato');
const tokenizerType = getTokenizerTypeForModel(nai_settings.model_novel);
const stoppingStrings = getStoppingStrings(isImpersonate, isContinue);
// Llama 3 tokenizer, huh?
if (isErato) {
const additionalStopStrings = [];
for (const stoppingString of stoppingStrings) {
if (stoppingString.startsWith('\n')) {
additionalStopStrings.push('.' + stoppingString);
additionalStopStrings.push('!' + stoppingString);
additionalStopStrings.push('?' + stoppingString);
additionalStopStrings.push('*' + stoppingString);
additionalStopStrings.push('"' + stoppingString);
additionalStopStrings.push('_' + stoppingString);
additionalStopStrings.push('...' + stoppingString);
additionalStopStrings.push('."' + stoppingString);
additionalStopStrings.push('?"' + stoppingString);
additionalStopStrings.push('!"' + stoppingString);
additionalStopStrings.push('.*' + stoppingString);
additionalStopStrings.push(')' + stoppingString);
}
}
stoppingStrings.push(...additionalStopStrings);
}
const MAX_STOP_SEQUENCES = 1024;
const stopSequences = (tokenizerType !== tokenizers.NONE)
? stoppingStrings.slice(0, MAX_STOP_SEQUENCES).map(t => getTextTokens(tokenizerType, t))
: undefined;
const badWordIds = (tokenizerType !== tokenizers.NONE)
? getBadWordIds(nai_settings.banned_tokens, tokenizerType)
: undefined;
const prefix = selectPrefix(nai_settings.prefix, finalPrompt);
let logitBias = [];
if (tokenizerType !== tokenizers.NONE && Array.isArray(nai_settings.logit_bias) && nai_settings.logit_bias.length) {
logitBias = BIAS_CACHE.get(BIAS_KEY) || calculateLogitBias();
BIAS_CACHE.set(BIAS_KEY, logitBias);
}
if (power_user.console_log_prompts) {
console.log(finalPrompt);
}
if (isErato) {
finalPrompt = '<|startoftext|><|reserved_special_token81|>' + finalPrompt;
}
const adjustedMaxLength = (isKayra || isErato) ? getKayraMaxResponseTokens() : maximum_output_length;
return {
'input': finalPrompt,
'model': nai_settings.model_novel,
'use_string': true,
'temperature': Number(nai_settings.temperature),
'max_length': maxLength < adjustedMaxLength ? maxLength : adjustedMaxLength,
'min_length': Number(nai_settings.min_length),
'tail_free_sampling': Number(nai_settings.tail_free_sampling),
'repetition_penalty': Number(nai_settings.repetition_penalty),
'repetition_penalty_range': Number(nai_settings.repetition_penalty_range),
'repetition_penalty_slope': Number(nai_settings.repetition_penalty_slope),
'repetition_penalty_frequency': Number(nai_settings.repetition_penalty_frequency),
'repetition_penalty_presence': Number(nai_settings.repetition_penalty_presence),
'top_a': Number(nai_settings.top_a),
'top_p': Number(nai_settings.top_p),
'top_k': Number(nai_settings.top_k),
'min_p': Number(nai_settings.min_p),
'math1_temp': Number(nai_settings.math1_temp),
'math1_quad': Number(nai_settings.math1_quad),
'math1_quad_entropy_scale': Number(nai_settings.math1_quad_entropy_scale),
'typical_p': Number(nai_settings.typical_p),
'mirostat_lr': Number(nai_settings.mirostat_lr),
'mirostat_tau': Number(nai_settings.mirostat_tau),
'phrase_rep_pen': nai_settings.phrase_rep_pen,
'stop_sequences': stopSequences,
'bad_words_ids': badWordIds,
'logit_bias_exp': logitBias,
'generate_until_sentence': true,
'use_cache': false,
'return_full_text': false,
'prefix': prefix,
'order': nai_settings.order || settings.order || default_order,
'num_logprobs': power_user.request_token_probabilities ? 10 : undefined,
};
}
// Check if the prefix needs to be overriden to use instruct mode
function selectPrefix(selected_prefix, finalPrompt) {
let useInstruct = false;
const clio = nai_settings.model_novel.includes('clio');
const kayra = nai_settings.model_novel.includes('kayra');
const erato = nai_settings.model_novel.includes('erato');
const isNewModel = clio || kayra || erato;
if (isNewModel) {
// NovelAI claims they scan backwards 1000 characters (not tokens!) to look for instruct brackets. That's really short.
const tail = finalPrompt.slice(-1500);
useInstruct = tail.includes('}');
return useInstruct ? 'special_instruct' : selected_prefix;
}
return 'vanilla';
}
function getTokenizerTypeForModel(model) {
if (model.includes('clio')) {
return tokenizers.NERD;
}
if (model.includes('kayra')) {
return tokenizers.NERD2;
}
if (model.includes('erato')) {
return tokenizers.LLAMA3;
}
return tokenizers.NONE;
}
// Sort the samplers by the order array
function sortItemsByOrder(orderArray) {
console.debug('Preset samplers order: ' + orderArray);
const $draggableItems = $('#novel_order');
// Sort the items by the order array
for (let i = 0; i < orderArray.length; i++) {
const index = orderArray[i];
const $item = $draggableItems.find(`[data-id="${index}"]`).detach();
$draggableItems.append($item);
}
// Update the disabled class for each sampler
$draggableItems.children().each(function () {
const isEnabled = orderArray.includes(parseInt($(this).data('id')));
$(this).toggleClass('disabled', !isEnabled);
// If the sampler is disabled, move it to the bottom of the list
if (!isEnabled) {
const item = $(this).detach();
$draggableItems.append(item);
}
});
}
function saveSamplingOrder() {
const order = [];
$('#novel_order').children().each(function () {
const isEnabled = !$(this).hasClass('disabled');
if (isEnabled) {
order.push($(this).data('id'));
}
});
nai_settings.order = order;
console.log('Samplers reordered:', nai_settings.order);
saveSettingsDebounced();
}
/**
* Calculates logit bias for Novel AI
* @returns {object[]} Array of logit bias objects
*/
function calculateLogitBias() {
const biasPreset = nai_settings.logit_bias;
if (!Array.isArray(biasPreset) || biasPreset.length === 0) {
return [];
}
const tokenizerType = getTokenizerTypeForModel(nai_settings.model_novel);
/**
* Creates a bias object for Novel AI
* @param {number} bias Bias value
* @param {number[]} sequence Sequence of token ids
*/
function getBiasObject(bias, sequence) {
return {
bias: bias,
ensure_sequence_finish: false,
generate_once: false,
sequence: sequence,
};
}
const result = getLogitBiasListResult(biasPreset, tokenizerType, getBiasObject);
return result;
}
/**
* Transforms instruction into compatible format for Novel AI if Novel AI instruct format not already detected.
* 1. Instruction must begin and end with curly braces followed and preceded by a space.
* 2. Instruction must not contain square brackets as it serves different purpose in NAI.
* @param {string} prompt Original instruction prompt
* @returns Processed prompt
*/
export function adjustNovelInstructionPrompt(prompt) {
const stripedPrompt = prompt.replace(/[[\]]/g, '').trim();
if (!stripedPrompt.includes('{ ')) {
return `{ ${stripedPrompt} }`;
}
return stripedPrompt;
}
function tryParseStreamingError(response, decoded) {
try {
const data = JSON.parse(decoded);
if (!data) {
return;
}
if (data.message || data.error) {
toastr.error(data.message || data.error?.message || response.statusText, 'NovelAI API');
throw new Error(data);
}
}
catch {
// No JSON. Do nothing.
}
}
export async function generateNovelWithStreaming(generate_data, signal) {
generate_data.streaming = nai_settings.streaming_novel;
const response = await fetch('/api/novelai/generate', {
headers: getRequestHeaders(),
body: JSON.stringify(generate_data),
method: 'POST',
signal: signal,
});
if (!response.ok) {
tryParseStreamingError(response, await response.text());
throw new Error(`Got response status ${response.status}`);
}
const eventStream = getEventSourceStream();
response.body.pipeThrough(eventStream);
const reader = eventStream.readable.getReader();
return async function* streamData() {
let text = '';
while (true) {
const { done, value } = await reader.read();
if (done) return;
const data = JSON.parse(value.data);
if (data.token) {
text += data.token;
}
yield { text, swipes: [], logprobs: parseNovelAILogprobs(data.logprobs) };
}
};
}
/**
* A single token's ID.
* @typedef {[number]} TokenIdEntry
*/
/**
* A single token's log probabilities. The first element is before repetition
* penalties and samplers are applied, the second is after.
* @typedef {[number, number]} LogprobsEntry
*/
/**
* Combination of token ID and its corresponding log probabilities.
* @typedef {[TokenIdEntry, LogprobsEntry]} TokenLogprobTuple
*/
/**
* Represents all logprob data for a single token, including its
* before, after, and the ultimately selected token.
* @typedef {Object} NAITokenLogprobs
* @property {TokenLogprobTuple[]} chosen - always length 1
* @property {TokenLogprobTuple[]} before - always `top_logprobs` length
* @property {TokenLogprobTuple[]} after - maybe less than `top_logprobs` length
*/
/**
* parseNovelAILogprobs converts a logprobs object returned from the NovelAI API
* for a single token into a TokenLogprobs object used by the Token Probabilities
* feature.
* @param {NAITokenLogprobs} data - NAI logprobs object for one token
* @returns {import('logprobs.js').TokenLogprobs | null} converted logprobs
*/
export function parseNovelAILogprobs(data) {
if (!data) {
return null;
}
const befores = data.before.map(([[tokenId], [before, _]]) => [tokenId, before]);
const afters = data.after.map(([[tokenId], [_, after]]) => [tokenId, after]);
// Find any tokens in `befores` that are missing from `afters`. Then add
// them with a logprob of -Infinity (0% probability)
const notInAfter = befores
.filter(([id]) => !afters.some(([aid]) => aid === id))
.map(([id]) => [id, -Infinity]);
const merged = afters.concat(notInAfter);
// Add the chosen token to `merged` if it's not already there. This can
// happen if the chosen token was not among the top 10 most likely ones.
const [[chosenId], [_, chosenAfter]] = data.chosen[0];
if (!merged.some(([id]) => id === chosenId)) {
merged.push([chosenId, chosenAfter]);
}
// nb: returned logprobs are provided alongside token IDs, not decoded text.
// We don't want to send an API call for every streaming tick to decode the
// text so we will use the IDs instead and bulk decode them in
// StreamingProcessor. JSDoc typechecking may complain about this, but it's
// intentional.
return { token: chosenId, topLogprobs: merged };
}
$('#nai_preamble_textarea').on('input', function () {
nai_settings.preamble = String($('#nai_preamble_textarea').val());
saveSettingsDebounced();
});
$('#nai_preamble_restore').on('click', function () {
nai_settings.preamble = default_preamble;
$('#nai_preamble_textarea').val(nai_settings.preamble);
saveSettingsDebounced();
});
jQuery(function () {
sliders.forEach(slider => {
$(document).on('input', slider.sliderId, function () {
const value = $(this).val();
const formattedValue = slider.format(value);
slider.setValue(value);
$(slider.counterId).val(formattedValue);
saveSettingsDebounced();
});
});
$('#streaming_novel').on('input', function () {
const value = !!$(this).prop('checked');
nai_settings.streaming_novel = value;
saveSettingsDebounced();
});
$('#model_novel_select').change(function () {
nai_settings.model_novel = String($('#model_novel_select').find(':selected').val());
saveSettingsDebounced();
// Update the selected preset to something appropriate
const default_preset = default_presets[nai_settings.model_novel];
$('#settings_preset_novel').val(novelai_setting_names[default_preset]);
$(`#settings_preset_novel option[value=${novelai_setting_names[default_preset]}]`).attr('selected', 'true');
$('#settings_preset_novel').trigger('change');
});
$('#nai_prefix').on('change', function () {
nai_settings.prefix = String($('#nai_prefix').find(':selected').val());
saveSettingsDebounced();
});
$('#phrase_rep_pen_novel').on('change', function () {
nai_settings.phrase_rep_pen = String($('#phrase_rep_pen_novel').find(':selected').val());
saveSettingsDebounced();
});
$('#novel_order').sortable({
delay: getSortableDelay(),
stop: saveSamplingOrder,
});
$('#novel_order .toggle_button').on('click', function () {
const $item = $(this).closest('[data-id]');
const isEnabled = !$item.hasClass('disabled');
$item.toggleClass('disabled', isEnabled);
console.log('Sampler toggled:', $item.data('id'), !isEnabled);
saveSamplingOrder();
});
$('#novelai_logit_bias_new_entry').on('click', () => createNewLogitBiasEntry(nai_settings.logit_bias, BIAS_KEY));
});