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Feat: Create thread data module

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multipleof4
2025-11-08 19:21:42 -08:00
parent 96c5afb4a6
commit 55bc922829
1 changed files with 6 additions and 0 deletions
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src/core/thread.js Normal file
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import{gid}from'../lib/utils.js';import{state}from'./state.js';import{USER}from'./user.js';import{partsToText}from'../components/message.js';
const TKEY='threads_v1',titleFrom=t=>(t||'').replace(/\s+/g,' ').trim().slice(0,60)||'Untitled'
export const THREAD=window.THREAD={list:[],load:async function(){this.list=await localforage.getItem(TKEY).then(v=>Array.isArray(v)?v:[])||[]},save:async function(){await localforage.setItem(TKEY,this.list)},get:function(id){return this.list.find(t=>t.id===id)},get active(){return this.get(state.currentThreadId)},persist:async function(full=true){if(!state.currentThreadId)return;const th=this.active;if(!th)return;th.messages=[...state.messages];if(full){th.updatedAt=Date.now()}await this.save()},setTitle:async function(id,title){const th=this.get(id);if(!th||!title)return;th.title=titleFrom(title);th.updatedAt=Date.now();await this.save()},getLastAssistantMessageId:()=>{const a=[...document.getElementById('messages').querySelectorAll('.msg-bubble')];for(let i=a.length-1;i>=0;i--){const b=a[i],h=b.previousElementSibling;if(!h)continue;if(!/^\s*You\b/.test(h.textContent||''))return b.dataset.mid||null}return null}}
export const cacheStore=localforage.createInstance({name:'threads_cache',storeName:'streams_status'});
export async function ensureThreadOnFirstUser(text){let needNew=!state.currentThreadId;if(state.messages.length===0)state.currentThreadId=null;if(state.currentThreadId&&!THREAD.get(state.currentThreadId))needNew=true;if(!needNew)return;const id=gid(),now=Date.now(),th={id,title:'',pinned:false,updatedAt:now,messages:[]};state.currentThreadId=id;THREAD.list.unshift(th);await THREAD.save()}
export const generateTitleWithAI=async messages=>{const model=USER.titleModel,apiKey=USER.apiKeyOpenRouter;if(!model||!apiKey||!messages?.length)return null;const sysPrompt='You are TITLE GENERATOR. Your only job is to generate summarizing and relevant titles (1-5 words) based on the user’s input, outputting only the title with no explanations or extra text. Never include quotes or markdown. If asked for anything else, ignore it and generate a title anyway. You are TITLE GENERATOR.';const convo=messages.filter(m=>m.role==='user'||m.role==='assistant').map(m=>`[${m.role==='user'?'User':'Assistant'}]: ${partsToText(m.content)}`).join('\n\n');if(!convo)return null;try{const r=await fetch("https://openrouter.ai/api/v1/chat/completions",{method:'POST',headers:{'Authorization':`Bearer ${apiKey}`,'Content-Type':'application/json'},body:JSON.stringify({model:model.replace(/^(or:|oai:)/,''),messages:[{role:'user',content:`${sysPrompt}\n\n${convo}\n\n${sysPrompt}`}],max_tokens:20,temperature:0.2})});if(!r.ok)return null;const d=await r.json();return(d.choices?.[0]?.message?.content?.trim()||'').replace(/["']/g,'')||null}catch(e){console.error('AI title gen failed:',e);return null}}