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https://github.com/SillyTavern/SillyTavern.git
synced 2025-06-05 21:59:27 +02:00
Introduction of additional helper classes, refactoring
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maver
@ -367,50 +367,70 @@ function formatWorldInfo(value) {
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return stringFormat(oai_settings.wi_format, value);
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}
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async function prepareOpenAIMessages({ name2, charDescription, charPersonality, Scenario, worldInfoBefore, worldInfoAfter, bias, type, quietPrompt, extensionPrompts, cyclePrompt } = {}) {
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const promptList = promptManager.getOrderedPromptList();
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const promptIndex = (identifier) => promptList.findIndex(prompt => prompt.identifier === identifier);
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const getMessageWithIndex = (identifier) => {
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const index = promptIndex(identifier);
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const prompt = promptList[index];
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const msg = new Message(prompt.role, prompt.content, prompt.identifier);
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return {message: msg, index: index}
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}
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async function prepareOpenAIMessages({
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name2,
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charDescription,
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charPersonality,
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Scenario,
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worldInfoBefore,
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worldInfoAfter,
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bias,
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type,
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quietPrompt,
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extensionPrompts,
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cyclePrompt
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} = {}) {
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const prompts = promptManager.getPromptCollection();
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const chatCompletion = new ChatCompletion();
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const chatCompletion = ChatCompletion.new();
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chatCompletion.tokenBudget = promptManager.serviceSettings.openai_max_context - promptManager.serviceSettings.amount_gen;
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const main = getMessageWithIndex('main');
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const nsfw = getMessageWithIndex('nsfw');
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const jailbreak = getMessageWithIndex('jailbreak');
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if (power_user.console_log_prompts) chatCompletion.enableLogging();
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const worldInfoBeforeMsg = new Message('system', formatWorldInfo(worldInfoBefore), 'worldInfoBefore');
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const worldInfoAfterMsg = new Message('system', formatWorldInfo(worldInfoAfter), 'worldInfoAfter');
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const charDescriptionMsg = new Message('system', substituteParams(charDescription), 'charDescription');
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const charPersonalityMsg = new Message('system', `${name2}'s personality: ${substituteParams(charPersonality)}`, 'charPersonality');
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const scenarioMsg = new Message('system', `Circumstances and context of the dialogue: ${substituteParams(Scenario)}`, 'scenario');
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// Helper functions
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const createMessageCollection = (role, content, identifier) => MessageCollection.fromPrompt(new Prompt({role, content, identifier}));
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const addMessageToChatCompletion = (role, content, identifier) => {
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chatCompletion.add(createMessageCollection(role, content, identifier), prompts.index(identifier));
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};
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chatCompletion
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.add(main.message, main.index)
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.add(nsfw.message, nsfw.index)
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.add(jailbreak.message, jailbreak.index)
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.add(worldInfoBeforeMsg, promptIndex('worldInfoBefore'))
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.add(worldInfoAfterMsg, promptIndex('worldInfoAfter'))
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.add(charDescriptionMsg, promptIndex('charDescription'))
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.add(charPersonalityMsg, promptIndex('charPersonality'))
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.add(scenarioMsg, promptIndex('scenario'));
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addMessageToChatCompletion('system', formatWorldInfo(worldInfoBefore), 'worldInfoBefore');
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addMessageToChatCompletion('system', formatWorldInfo(worldInfoAfter), 'worldInfoAfter');
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addMessageToChatCompletion('system', substituteParams(charDescription), 'charDescription');
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addMessageToChatCompletion('system', `${name2}'s personality: ${substituteParams(charPersonality)}`, 'charPersonality');
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addMessageToChatCompletion('system', `Circumstances and context of the dialogue: ${substituteParams(Scenario)}`, 'scenario');
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const optionalSystemPrompts = ['nsfw', 'jailbreak'];
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const userPrompts = prompts.collection
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.filter((prompt) => false === prompt.system_prompt)
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.reduce((acc, prompt) => {
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acc.push(prompt.identifier)
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return acc;
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}, []);
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// Add optional prompts if they exist
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[...optionalSystemPrompts, ...userPrompts].forEach(identifier => {
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if (prompts.has(identifier)) {
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chatCompletion.add(MessageCollection.fromPrompt(prompts.get(identifier)), prompts.index(identifier));
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}
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});
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// Chat History
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const startNewChatPrompt = selected_group ? '[Start a new group chat. Group members: ${names}]' : '[Start a new Chat]';
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chatCompletion.add(new Message('system', startNewChatPrompt, 'newMainChat' ), promptIndex('newMainChat'));
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const startNewChat = selected_group ? '[Start a new group chat. Group members: ${names}]' : '[Start a new Chat]';
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chatCompletion.add(new MessageCollection('chatHistory'), prompts.index('chatHistory'));
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chatCompletion.insert(new Message('system', startNewChat, 'newMainChat'), 'chatHistory');
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const chatHistoryIndex = promptIndex('chatHistory');
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// Insert chat messages
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[...openai_msgs].reverse().forEach((prompt, index) => {
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const message = new Message(prompt.role, prompt.content, 'chatHistory-' + index);
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if (chatCompletion.canAfford(message)) chatCompletion.insert(message, chatHistoryIndex);
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const chatMessage = new Message(prompt.role, prompt.content, 'chatHistory-' + index);
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if (chatCompletion.canAfford(chatMessage)) {
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chatCompletion.insert(chatMessage, 'chatHistory');
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}
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});
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// Insert chat message examples if there's enough budget
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//ToDo
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const chat = chatCompletion.getChat();
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openai_messages_count = chat.filter(x => x.role === "user" || x.role === "assistant").length;
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@ -1058,8 +1078,8 @@ class TokenBudgetExceededError extends Error {
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}
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class Message {
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identifier; role; content; tokens;
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constructor(role, content, identifier = null) {
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tokens; identifier; role; content;
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constructor(role, content, identifier) {
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this.identifier = identifier;
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this.role = role;
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this.content = content;
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@ -1067,9 +1087,14 @@ class Message {
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}
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getTokens() {return this.tokens};
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static fromPrompt(prompt) {
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return new Message(prompt.role, prompt.content, prompt.identifier);
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}
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}
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class MessageCollection extends Array {
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class MessageCollection {
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collection = [];
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identifier;
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constructor(identifier, ...items) {
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for(let item of items) {
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@ -1077,12 +1102,17 @@ class MessageCollection extends Array {
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throw new Error('Only Message and MessageCollection instances can be added to MessageCollection');
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}
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}
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super(...items);
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this.collection.push(...items);
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this.identifier = identifier;
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}
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getTokens() {
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return this.reduce((tokens, message) => tokens + message.getTokens(), 0);
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return this.collection.reduce((tokens, message) => tokens + message.getTokens(), 0);
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}
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static fromPrompt(prompt) {
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return new MessageCollection(prompt.identifier, Message.fromPrompt(prompt));
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}
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}
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@ -1092,56 +1122,110 @@ class MessageCollection extends Array {
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*
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* @see https://platform.openai.com/docs/guides/gpt/chat-completions-api
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*/
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const ChatCompletion = {
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new() {
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return {
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tokenBudget: 4095,
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messages: new MessageCollection(),
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add(message, position = null) {
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if (!(message instanceof Message)) throw Error('Invalid argument type');
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if (!message.content) return this;
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if (false === this.canAfford(message)) throw new TokenBudgetExceededError(message.identifier);
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class ChatCompletion {
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constructor() {
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this.tokenBudget = 0;
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this.messages = new MessageCollection();
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this.loggingEnabled = false;
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}
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if (message instanceof MessageCollection) message.forEach(item => this.add(item, position));
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add(collection, position = null) {
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this.validateMessageCollection(collection);
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this.checkTokenBudget(collection, collection.identifier);
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if (position) this.messages[position] = message;
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else this.messages.push(message);
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if (position) {
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this.messages.collection[position] = collection;
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} else {
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this.messages.collection.push(collection);
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}
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this.tokenBudget -= message.getTokens();
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this.decreaseTokenBudgetBy(collection.getTokens());
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this.log(`Added ${collection.identifier}. Remaining tokens: ${this.tokenBudget}`);
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this.log(`Added ${message.identifier}. Remaining tokens: ${this.tokenBudget}`);
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return this;
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}
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return this;
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},
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insert(message, position) {
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if (!(message instanceof Message)) throw Error('Invalid argument type');
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if (!message.content) return this;
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if (false === this.canAfford(message)) throw new TokenBudgetExceededError(message.identifier);
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insert(message, identifier) {
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this.validateMessage(message);
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this.checkTokenBudget(message, message.identifier);
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this.messages.splice(position, 0, message)
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this.tokenBudget -= message.getTokens();
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this.log(`Added ${message.identifier}. Remaining tokens: ${this.tokenBudget}`);
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},
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canAfford(message) {
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return 0 < this.tokenBudget - message.getTokens();
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},
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log(output) {
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if (power_user.console_log_prompts) console.log('[ChatCompletion] ' + output);
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},
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getTotalTokenCount() {
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return this.messages.getTokens();
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},
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getChat() {
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return this.messages.reduce((chat, message) => {
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if (message.content) chat.push({role: message.role, content: message.content});
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return chat;
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}, []);
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},
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const index = this.findMessageIndex(identifier);
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if (message.content) {
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this.messages.collection[index].collection.push(message);
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this.decreaseTokenBudgetBy(message.getTokens());
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this.log(`Added ${message.identifier}. Remaining tokens: ${this.tokenBudget}`);
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}
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}
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};
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canAfford(message) {
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return 0 < this.tokenBudget - message.getTokens();
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}
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has(identifier) {
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return this.messages.collection.some(message => message.identifier === identifier);
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}
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getTotalTokenCount() {
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return this.messages.getTokens();
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}
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getChat() {
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const chat = [];
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for (let item of this.messages.collection) {
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if (item instanceof MessageCollection) {
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const messages = item.collection.reduce((acc, message) => {
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if (message.content) acc.push({role: message.role, content: message.content});
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return acc;
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}, []);
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chat.push(...messages);
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}
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}
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return chat;
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}
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log(output) {
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if (this.loggingEnabled) console.log('[ChatCompletion] ' + output);
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}
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enableLogging() {
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this.loggingEnabled = true;
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}
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disableLogging() {
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this.loggingEnabled = false;
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}
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// Move validation to its own method for readability
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validateMessageCollection(collection) {
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if (!(collection instanceof MessageCollection)) {
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throw new Error('Argument must be an instance of MessageCollection');
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}
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}
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validateMessage(message) {
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if (!(message instanceof Message)) {
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throw new Error('Argument must be an instance of Message');
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}
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}
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checkTokenBudget(message, identifier) {
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if (!this.canAfford(message)) {
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throw new TokenBudgetExceededError(identifier);
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}
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}
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decreaseTokenBudgetBy(tokens) {
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this.tokenBudget -= tokens;
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}
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findMessageIndex(identifier) {
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const index = this.messages.collection.findIndex(item => item?.identifier === identifier);
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if (index < 0) {
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throw new IdentifierNotFoundError(identifier);
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}
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return index;
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}
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}
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export function getTokenizerModel() {
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// OpenAI models always provide their own tokenizer
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