SillyTavern/public/scripts/extensions/memory/index.js

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import { getStringHash, debounce, waitUntilCondition, extractAllWords } from "../../utils.js";
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import { getContext, getApiUrl, extension_settings, doExtrasFetch, modules } from "../../extensions.js";
import { eventSource, event_types, extension_prompt_types, generateQuietPrompt, is_send_press, saveSettingsDebounced, substituteParams } from "../../../script.js";
import { is_group_generating, selected_group } from "../../group-chats.js";
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export { MODULE_NAME };
const MODULE_NAME = '1_memory';
let lastCharacterId = null;
let lastGroupId = null;
let lastChatId = null;
let lastMessageHash = null;
let lastMessageId = null;
let inApiCall = false;
const formatMemoryValue = function (value) {
if (!value) {
return '';
}
value = value.trim();
if (extension_settings.memory.template) {
let result = extension_settings.memory.template.replace(/{{summary}}/i, value);
return substituteParams(result);
} else {
return `Summary: ${value}`;
}
}
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const saveChatDebounced = debounce(() => getContext().saveChat(), 2000);
const summary_sources = {
'extras': 'extras',
'main': 'main',
};
const defaultPrompt = '[Pause your roleplay. Summarize the most important facts and events that have happened in the chat so far. If a summary already exists in your memory, use that as a base and expand with new facts. Limit the summary to {{words}} words or less. Your response should include nothing but the summary.]';
const defaultTemplate = '[Summary: {{summary}}]';
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const defaultSettings = {
minLongMemory: 16,
maxLongMemory: 1024,
longMemoryLength: 128,
shortMemoryLength: 512,
minShortMemory: 128,
maxShortMemory: 1024,
shortMemoryStep: 16,
longMemoryStep: 8,
repetitionPenaltyStep: 0.05,
repetitionPenalty: 1.2,
maxRepetitionPenalty: 2.0,
minRepetitionPenalty: 1.0,
temperature: 1.0,
minTemperature: 0.1,
maxTemperature: 2.0,
temperatureStep: 0.05,
lengthPenalty: 1,
minLengthPenalty: -4,
maxLengthPenalty: 4,
lengthPenaltyStep: 0.1,
memoryFrozen: false,
source: summary_sources.extras,
prompt: defaultPrompt,
template: defaultTemplate,
position: extension_prompt_types.AFTER_SCENARIO,
depth: 2,
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promptWords: 200,
promptMinWords: 25,
promptMaxWords: 1000,
promptWordsStep: 25,
promptInterval: 10,
promptMinInterval: 1,
promptMaxInterval: 100,
promptIntervalStep: 1,
promptForceWords: 0,
promptForceWordsStep: 100,
promptMinForceWords: 0,
promptMaxForceWords: 10000,
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};
function loadSettings() {
if (Object.keys(extension_settings.memory).length === 0) {
Object.assign(extension_settings.memory, defaultSettings);
}
for (const key of Object.keys(defaultSettings)) {
if (extension_settings.memory[key] === undefined) {
extension_settings.memory[key] = defaultSettings[key];
}
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}
$('#summary_source').val(extension_settings.memory.source).trigger('change');
$('#memory_long_length').val(extension_settings.memory.longMemoryLength).trigger('input');
$('#memory_short_length').val(extension_settings.memory.shortMemoryLength).trigger('input');
$('#memory_repetition_penalty').val(extension_settings.memory.repetitionPenalty).trigger('input');
$('#memory_temperature').val(extension_settings.memory.temperature).trigger('input');
$('#memory_length_penalty').val(extension_settings.memory.lengthPenalty).trigger('input');
$('#memory_frozen').prop('checked', extension_settings.memory.memoryFrozen).trigger('input');
$('#memory_prompt').val(extension_settings.memory.prompt).trigger('input');
$('#memory_prompt_words').val(extension_settings.memory.promptWords).trigger('input');
$('#memory_prompt_interval').val(extension_settings.memory.promptInterval).trigger('input');
$('#memory_template').val(extension_settings.memory.template).trigger('input');
$('#memory_depth').val(extension_settings.memory.depth).trigger('input');
$(`input[name="memory_position"][value="${extension_settings.memory.position}"]`).prop('checked', true).trigger('input');
$('#memory_prompt_words_force').val(extension_settings.memory.promptForceWords).trigger('input');
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}
function onSummarySourceChange(event) {
const value = event.target.value;
extension_settings.memory.source = value;
$('#memory_settings [data-source]').each((_, element) => {
const source = $(element).data('source');
$(element).toggle(source === value);
});
saveSettingsDebounced();
}
function onMemoryShortInput() {
const value = $(this).val();
extension_settings.memory.shortMemoryLength = Number(value);
$('#memory_short_length_tokens').text(value);
saveSettingsDebounced();
// Don't let long buffer be bigger than short
if (extension_settings.memory.longMemoryLength > extension_settings.memory.shortMemoryLength) {
$('#memory_long_length').val(extension_settings.memory.shortMemoryLength).trigger('input');
}
}
function onMemoryLongInput() {
const value = $(this).val();
extension_settings.memory.longMemoryLength = Number(value);
$('#memory_long_length_tokens').text(value);
saveSettingsDebounced();
// Don't let long buffer be bigger than short
if (extension_settings.memory.longMemoryLength > extension_settings.memory.shortMemoryLength) {
$('#memory_short_length').val(extension_settings.memory.longMemoryLength).trigger('input');
}
}
function onMemoryRepetitionPenaltyInput() {
const value = $(this).val();
extension_settings.memory.repetitionPenalty = Number(value);
$('#memory_repetition_penalty_value').text(extension_settings.memory.repetitionPenalty.toFixed(2));
saveSettingsDebounced();
}
function onMemoryTemperatureInput() {
const value = $(this).val();
extension_settings.memory.temperature = Number(value);
$('#memory_temperature_value').text(extension_settings.memory.temperature.toFixed(2));
saveSettingsDebounced();
}
function onMemoryLengthPenaltyInput() {
const value = $(this).val();
extension_settings.memory.lengthPenalty = Number(value);
$('#memory_length_penalty_value').text(extension_settings.memory.lengthPenalty.toFixed(2));
saveSettingsDebounced();
}
function onMemoryFrozenInput() {
const value = Boolean($(this).prop('checked'));
extension_settings.memory.memoryFrozen = value;
saveSettingsDebounced();
}
function onMemoryPromptWordsInput() {
const value = $(this).val();
extension_settings.memory.promptWords = Number(value);
$('#memory_prompt_words_value').text(extension_settings.memory.promptWords);
saveSettingsDebounced();
}
function onMemoryPromptIntervalInput() {
const value = $(this).val();
extension_settings.memory.promptInterval = Number(value);
$('#memory_prompt_interval_value').text(extension_settings.memory.promptInterval);
saveSettingsDebounced();
}
function onMemoryPromptInput() {
const value = $(this).val();
extension_settings.memory.prompt = value;
saveSettingsDebounced();
}
function onMemoryTemplateInput() {
const value = $(this).val();
extension_settings.memory.template = value;
saveSettingsDebounced();
}
function onMemoryDepthInput() {
const value = $(this).val();
extension_settings.memory.depth = Number(value);
saveSettingsDebounced();
}
function onMemoryPositionChange(e) {
const value = e.target.value;
extension_settings.memory.position = value;
saveSettingsDebounced();
}
function onMemoryPromptWordsForceInput() {
const value = $(this).val();
extension_settings.memory.promptForceWords = Number(value);
$('#memory_prompt_words_force_value').text(extension_settings.memory.promptForceWords);
saveSettingsDebounced();
}
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function saveLastValues() {
const context = getContext();
lastGroupId = context.groupId;
lastCharacterId = context.characterId;
lastChatId = context.chatId;
lastMessageId = context.chat?.length ?? null;
lastMessageHash = getStringHash((context.chat.length && context.chat[context.chat.length - 1]['mes']) ?? '');
}
function getLatestMemoryFromChat(chat) {
if (!Array.isArray(chat) || !chat.length) {
return '';
}
const reversedChat = chat.slice().reverse();
reversedChat.shift();
for (let mes of reversedChat) {
if (mes.extra && mes.extra.memory) {
return mes.extra.memory;
}
}
return '';
}
async function onChatEvent() {
// Module not enabled
if (extension_settings.memory.source === summary_sources.extras) {
if (!modules.includes('summarize')) {
return;
}
}
const context = getContext();
const chat = context.chat;
// no characters or group selected
if (!context.groupId && context.characterId === undefined) {
return;
}
// Generation is in progress, summary prevented
if (is_send_press) {
return;
}
// Chat/character/group changed
if ((context.groupId && lastGroupId !== context.groupId) || (context.characterId !== lastCharacterId) || (context.chatId !== lastChatId)) {
const latestMemory = getLatestMemoryFromChat(chat);
setMemoryContext(latestMemory, false);
saveLastValues();
return;
}
// Currently summarizing or frozen state - skip
if (inApiCall || extension_settings.memory.memoryFrozen) {
return;
}
// No new messages - do nothing
if (chat.length === 0 || (lastMessageId === chat.length && getStringHash(chat[chat.length - 1].mes) === lastMessageHash)) {
return;
}
// Messages has been deleted - rewrite the context with the latest available memory
if (chat.length < lastMessageId) {
const latestMemory = getLatestMemoryFromChat(chat);
setMemoryContext(latestMemory, false);
}
// Message has been edited / regenerated - delete the saved memory
if (chat.length
&& chat[chat.length - 1].extra
&& chat[chat.length - 1].extra.memory
&& lastMessageId === chat.length
&& getStringHash(chat[chat.length - 1].mes) !== lastMessageHash) {
delete chat[chat.length - 1].extra.memory;
}
try {
await summarizeChat(context);
}
catch (error) {
console.log(error);
}
finally {
saveLastValues();
}
}
async function forceSummarizeChat() {
const context = getContext();
if (!context.chatId) {
toastr.warning('No chat selected');
return;
}
toastr.info('Summarizing chat...', 'Please wait');
const value = await summarizeChatMain(context, true);
if (!value) {
toastr.warning('Failed to summarize chat');
return;
}
}
async function summarizeChat(context) {
switch (extension_settings.memory.source) {
case summary_sources.extras:
await summarizeChatExtras(context);
break;
case summary_sources.main:
await summarizeChatMain(context, false);
break;
default:
break;
}
}
async function summarizeChatMain(context, force) {
try {
// Wait for group to finish generating
if (selected_group) {
await waitUntilCondition(() => is_group_generating === false, 1000, 10);
}
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// Wait for the send button to be released
waitUntilCondition(() => is_send_press === false, 30000, 100);
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} catch {
console.debug('Timeout waiting for is_send_press');
return;
}
if (!context.chat.length) {
console.debug('No messages in chat to summarize');
return;
}
if (context.chat.length < extension_settings.memory.promptInterval && !force) {
console.debug(`Not enough messages in chat to summarize (chat: ${context.chat.length}, interval: ${extension_settings.memory.promptInterval})`);
return;
}
let messagesSinceLastSummary = 0;
let wordsSinceLastSummary = 0;
let conditionSatisfied = false;
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for (let i = context.chat.length - 1; i >= 0; i--) {
if (context.chat[i].extra && context.chat[i].extra.memory) {
break;
}
messagesSinceLastSummary++;
wordsSinceLastSummary += extractAllWords(context.chat[i].mes).length;
}
if (messagesSinceLastSummary >= extension_settings.memory.promptInterval) {
conditionSatisfied = true;
}
if (extension_settings.memory.promptForceWords && wordsSinceLastSummary >= extension_settings.memory.promptForceWords) {
conditionSatisfied = true;
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}
if (!conditionSatisfied && !force) {
console.debug(`Summary conditions not satisfied (messages: ${messagesSinceLastSummary}, interval: ${extension_settings.memory.promptInterval}, words: ${wordsSinceLastSummary}, force words: ${extension_settings.memory.promptForceWords})`);
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return;
}
console.log('Summarizing chat, messages since last summary: ' + messagesSinceLastSummary, 'words since last summary: ' + wordsSinceLastSummary);
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const prompt = substituteParams(extension_settings.memory.prompt)
.replace(/{{words}}/gi, extension_settings.memory.promptWords);
if (!prompt) {
console.debug('Summarization prompt is empty. Skipping summarization.');
return;
}
const summary = await generateQuietPrompt(prompt);
const newContext = getContext();
// something changed during summarization request
if (newContext.groupId !== context.groupId
|| newContext.chatId !== context.chatId
|| (!newContext.groupId && (newContext.characterId !== context.characterId))) {
console.log('Context changed, summary discarded');
return;
}
setMemoryContext(summary, true);
return summary;
}
async function summarizeChatExtras(context) {
function getMemoryString() {
return (longMemory + '\n\n' + memoryBuffer.slice().reverse().join('\n\n')).trim();
}
const chat = context.chat;
const longMemory = getLatestMemoryFromChat(chat);
const reversedChat = chat.slice().reverse();
reversedChat.shift();
let memoryBuffer = [];
for (let mes of reversedChat) {
// we reached the point of latest memory
if (longMemory && mes.extra && mes.extra.memory == longMemory) {
break;
}
// don't care about system
if (mes.is_system) {
continue;
}
// determine the sender's name
const name = mes.is_user ? (context.name1 ?? 'You') : (mes.force_avatar ? mes.name : context.name2);
const entry = `${name}:\n${mes['mes']}`;
memoryBuffer.push(entry);
// check if token limit was reached
if (context.getTokenCount(getMemoryString()) >= extension_settings.memory.shortMemoryLength) {
break;
}
}
const resultingString = getMemoryString();
if (context.getTokenCount(resultingString) < extension_settings.memory.shortMemoryLength) {
return;
}
// perform the summarization API call
try {
inApiCall = true;
const url = new URL(getApiUrl());
url.pathname = '/api/summarize';
const apiResult = await doExtrasFetch(url, {
method: 'POST',
headers: {
'Content-Type': 'application/json',
'Bypass-Tunnel-Reminder': 'bypass',
},
body: JSON.stringify({
text: resultingString,
params: {
min_length: extension_settings.memory.longMemoryLength * 0, // testing how it behaves 0 min length
max_length: extension_settings.memory.longMemoryLength,
repetition_penalty: extension_settings.memory.repetitionPenalty,
temperature: extension_settings.memory.temperature,
length_penalty: extension_settings.memory.lengthPenalty,
}
})
});
if (apiResult.ok) {
const data = await apiResult.json();
const summary = data.summary;
const newContext = getContext();
// something changed during summarization request
if (newContext.groupId !== context.groupId
|| newContext.chatId !== context.chatId
|| (!newContext.groupId && (newContext.characterId !== context.characterId))) {
console.log('Context changed, summary discarded');
return;
}
setMemoryContext(summary, true);
}
}
catch (error) {
console.log(error);
}
finally {
inApiCall = false;
}
}
function onMemoryRestoreClick() {
const context = getContext();
const content = $('#memory_contents').val();
const reversedChat = context.chat.slice().reverse();
reversedChat.shift();
for (let mes of reversedChat) {
if (mes.extra && mes.extra.memory == content) {
delete mes.extra.memory;
break;
}
}
const newContent = getLatestMemoryFromChat(context.chat);
setMemoryContext(newContent, false);
}
function onMemoryContentInput() {
const value = $(this).val();
setMemoryContext(value, true);
}
function setMemoryContext(value, saveToMessage) {
const context = getContext();
context.setExtensionPrompt(MODULE_NAME, formatMemoryValue(value), extension_settings.memory.position, extension_settings.memory.depth);
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$('#memory_contents').val(value);
console.log('Summary set to: ' + value);
console.debug('Position: ' + extension_settings.memory.position);
console.debug('Depth: ' + extension_settings.memory.depth);
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if (saveToMessage && context.chat.length) {
const idx = context.chat.length - 2;
const mes = context.chat[idx < 0 ? 0 : idx];
if (!mes.extra) {
mes.extra = {};
}
mes.extra.memory = value;
saveChatDebounced();
}
}
jQuery(function () {
function addExtensionControls() {
const settingsHtml = `
<div id="memory_settings">
<div class="inline-drawer">
<div class="inline-drawer-toggle inline-drawer-header">
<b>Summarize</b>
<div class="inline-drawer-icon fa-solid fa-circle-chevron-down down"></div>
</div>
<div class="inline-drawer-content">
<label for="summary_source">Summarization source:</label>
<select id="summary_source">
<option value="main">Main API</option>
<option value="extras">Extras API</option>
</select>
<label for="memory_contents">Current summary: </label>
<textarea id="memory_contents" class="text_pole textarea_compact" rows="6" placeholder="Summary will be generated here..."></textarea>
<div class="memory_contents_controls">
<input id="memory_restore" class="menu_button" type="button" value="Restore previous state" />
<label for="memory_frozen"><input id="memory_frozen" type="checkbox" />Pause summarization</label>
</div>
<div class="memory_template">
<label for="memory_template">Injection template:</label>
<textarea id="memory_template" class="text_pole textarea_compact" rows="1" placeholder="Use {{summary}} macro to specify the position of summarized text."></textarea>
</div>
<label for="memory_position">Injection position:</label>
<div class="radio_group">
<label>
<input type="radio" name="memory_position" value="0" />
After scenario
</label>
<label>
<input type="radio" name="memory_position" value="1" />
In-chat @ Depth <input id="memory_depth" class="text_pole widthUnset" type="number" min="0" max="99" />
</label>
</div>
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<div data-source="main" class="memory_contents_controls">
</div>
<div data-source="main">
<label for="memory_prompt" class="title_restorable">
Summarization Prompt
<div id="memory_force_summarize" class="menu_button menu_button_icon">
<i class="fa-solid fa-database"></i>
<span>Generate now</span>
</div>
</label>
<textarea id="memory_prompt" class="text_pole textarea_compact" rows="6" placeholder="This prompt will be used in summary generation. Insert {{words}} macro to use the "Number of words" parameter."></textarea>
<label for="memory_prompt_words">Number of words in the summary (<span id="memory_prompt_words_value"></span> words)</label>
<input id="memory_prompt_words" type="range" value="${defaultSettings.promptWords}" min="${defaultSettings.promptMinWords}" max="${defaultSettings.promptMaxWords}" step="${defaultSettings.promptWordsStep}" />
<label for="memory_prompt_interval">Update interval (<span id="memory_prompt_interval_value"></span> messages)</label>
<input id="memory_prompt_interval" type="range" value="${defaultSettings.promptInterval}" min="${defaultSettings.promptMinInterval}" max="${defaultSettings.promptMaxInterval}" step="${defaultSettings.promptIntervalStep}" />
<label for="memory_prompt_words_force">Force update after (<span id="memory_prompt_words_force_value"></span> words)</label>
<small>Set to 0 to disable</small>
<input id="memory_prompt_words_force" type="range" value="${defaultSettings.promptForceWords}" min="${defaultSettings.promptMinForceWords}" max="${defaultSettings.promptMaxForceWords}" step="${defaultSettings.promptForceWordsStep}" />
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</div>
<div data-source="extras">
<label for="memory_short_length">Chat to Summarize buffer length (<span id="memory_short_length_tokens"></span> tokens)</label>
<input id="memory_short_length" type="range" value="${defaultSettings.shortMemoryLength}" min="${defaultSettings.minShortMemory}" max="${defaultSettings.maxShortMemory}" step="${defaultSettings.shortMemoryStep}" />
<label for="memory_long_length">Summary output length (<span id="memory_long_length_tokens"></span> tokens)</label>
<input id="memory_long_length" type="range" value="${defaultSettings.longMemoryLength}" min="${defaultSettings.minLongMemory}" max="${defaultSettings.maxLongMemory}" step="${defaultSettings.longMemoryStep}" />
<label for="memory_temperature">Temperature (<span id="memory_temperature_value"></span>)</label>
<input id="memory_temperature" type="range" value="${defaultSettings.temperature}" min="${defaultSettings.minTemperature}" max="${defaultSettings.maxTemperature}" step="${defaultSettings.temperatureStep}" />
<label for="memory_repetition_penalty">Repetition penalty (<span id="memory_repetition_penalty_value"></span>)</label>
<input id="memory_repetition_penalty" type="range" value="${defaultSettings.repetitionPenalty}" min="${defaultSettings.minRepetitionPenalty}" max="${defaultSettings.maxRepetitionPenalty}" step="${defaultSettings.repetitionPenaltyStep}" />
<label for="memory_length_penalty">Length preference <small>[higher = longer summaries]</small> (<span id="memory_length_penalty_value"></span>)</label>
<input id="memory_length_penalty" type="range" value="${defaultSettings.lengthPenalty}" min="${defaultSettings.minLengthPenalty}" max="${defaultSettings.maxLengthPenalty}" step="${defaultSettings.lengthPenaltyStep}" />
</div>
</div>
</div>
</div>
`;
$('#extensions_settings2').append(settingsHtml);
$('#memory_restore').on('click', onMemoryRestoreClick);
$('#memory_contents').on('input', onMemoryContentInput);
$('#memory_long_length').on('input', onMemoryLongInput);
$('#memory_short_length').on('input', onMemoryShortInput);
$('#memory_repetition_penalty').on('input', onMemoryRepetitionPenaltyInput);
$('#memory_temperature').on('input', onMemoryTemperatureInput);
$('#memory_length_penalty').on('input', onMemoryLengthPenaltyInput);
$('#memory_frozen').on('input', onMemoryFrozenInput);
$('#summary_source').on('change', onSummarySourceChange);
$('#memory_prompt_words').on('input', onMemoryPromptWordsInput);
$('#memory_prompt_interval').on('input', onMemoryPromptIntervalInput);
$('#memory_prompt').on('input', onMemoryPromptInput);
$('#memory_force_summarize').on('click', forceSummarizeChat);
$('#memory_template').on('input', onMemoryTemplateInput);
$('#memory_depth').on('input', onMemoryDepthInput);
$('input[name="memory_position"]').on('change', onMemoryPositionChange);
$('#memory_prompt_words_force').on('input', onMemoryPromptWordsForceInput);
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}
addExtensionControls();
loadSettings();
eventSource.on(event_types.MESSAGE_RECEIVED, onChatEvent);
eventSource.on(event_types.MESSAGE_DELETED, onChatEvent);
eventSource.on(event_types.MESSAGE_EDITED, onChatEvent);
eventSource.on(event_types.MESSAGE_SWIPED, onChatEvent);
eventSource.on(event_types.CHAT_CHANGED, onChatEvent);
});