refactor(chat): Move under chat dir

This commit is contained in:
2026-04-09 10:00:31 +02:00
parent 3c6bfa1aaa
commit db89164aeb
3 changed files with 3530 additions and 6 deletions
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<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>Cet ci pi ti</title>
<style>
:root {
/* Light theme */
--bg-primary: #ffffff;
--bg-secondary: #f3f4f6;
--bg-input: #ffffff;
--bg-user-message: #3b82f6;
--bg-code: #f0f0f0;
--text-primary: #1f2937;
--text-user: #ffffff;
--text-secondary: #6b7280;
--border-color: #e5e7eb;
--hover-bg: #e5e7eb;
}
@media (prefers-color-scheme: dark) {
:root {
--bg-primary: #1f2937;
--bg-secondary: #111827;
--bg-input: #374151;
--bg-user-message: #2563eb;
--bg-code: #242f48;
--text-primary: #f3f4f6;
--text-user: #ffffff;
--text-secondary: #d1d5db;
--border-color: #4b5563;
--hover-bg: #374151;
}
}
*,
*::before,
*::after {
box-sizing: border-box;
font-family: inherit;
}
body {
margin: 0;
font-family: "JetBrains Mono", Consolas, Menlo, monospace;
line-height: 1.6;
font-size: 14px;
background: var(--bg-primary);
color: var(--text-primary);
transition:
background-color 0.2s,
color 0.2s;
}
input {
line-height: inherit;
font-family: inherit;
}
td + td,
th + td {
padding-left: 0.5rem;
}
.chat-container {
height: 100vh;
display: grid;
grid-template-columns: 1fr min-content;
grid-template-rows: 1fr min-content;
gap: 1rem;
padding: 1rem;
grid-template-areas: "messages messages" "prompt submit";
background: var(--bg-primary);
}
.messages {
grid-area: messages;
overflow-y: auto;
padding-right: 0.5rem;
}
.message {
padding: 0.8rem 1.2rem;
border-radius: 0.8rem;
max-width: 85%;
margin-top: 1rem;
overflow-x: auto;
}
.message :is(textarea) {
display: block;
}
.user-message {
margin-left: auto;
background: var(--bg-user-message);
color: var(--text-user);
}
.user-message > div {
color: var(--text-user);
margin-left: auto;
white-space: pre-wrap;
}
.system-message {
background: var(--bg-secondary);
margin-right: auto;
color: var(--text-primary);
}
.system-message pre {
position: relative;
padding: 0.5rem 2.5rem 0.5rem 0.5rem;
background: var(--bg-code);
border-radius: 0.4rem;
white-space: pre;
color: var(--text-primary);
border: 1px solid var(--border-color);
overflow-x: auto;
}
.copy-btn {
position: absolute;
top: 0.4rem;
right: 0.6rem;
background: var(--bg-secondary);
color: var(--text-primary);
border: 1px solid var(--border-color);
border-radius: 0.3rem;
padding: 0.2rem 0.6rem;
font-size: 0.9em;
cursor: pointer;
opacity: 0.6;
transition: opacity 0.2s;
}
.copy-btn:hover {
opacity: 1;
}
.prompt {
grid-area: prompt;
min-height: 40px;
padding: 0.8rem;
border: 1px solid var(--border-color);
border-radius: 0.4rem;
resize: vertical;
font-size: inherit;
background: var(--bg-input);
color: var(--text-primary);
transition:
background-color 0.2s,
color 0.2s;
}
.prompt::placeholder {
color: var(--text-secondary);
}
.submit {
font-size: inherit;
grid-area: submit;
cursor: pointer;
padding: 0.8rem 2rem;
background: var(--bg-secondary);
color: var(--text-primary);
border: 1px solid var(--border-color);
border-radius: 0.4rem;
transition:
background-color 0.2s,
color 0.2s;
}
.submit:hover {
background: var(--hover-bg);
}
@keyframes pulse {
20% {
opacity: 0.8;
}
}
.submit.busy {
animation: both pulse 1s infinite;
}
.model-opt__label:has(input[checked]) {
font-weight: 700;
}
#model-selector,
#history-panel {
font-size: 0.8em;
position: absolute;
border-radius: 0.5rem;
top: 1rem;
opacity: 0.3;
padding: 0.5rem;
cursor: pointer;
background-color: var(--bg-secondary);
color: var(--text-primary);
border: 1px solid var(--border-color);
transition:
opacity 0.2s,
background-color 0.2s;
}
:is(#model-selector, #history-panel):hover {
opacity: 0.7;
background-color: var(--hover-bg);
}
#model-selector {
left: 1rem;
}
#history-panel {
right: 1rem;
}
#model-selector:is(:hover, [open]),
#history-panel:is(:hover, [open]) {
opacity: 1;
}
.history-list {
min-width: 220px;
max-width: 320px;
padding-top: 0.5rem;
background: var(--bg-primary);
border: 1px solid var(--border-color);
border-radius: 0.4rem;
padding: 0.5rem;
}
.history-item {
cursor: pointer;
padding: 0.25rem 0.2rem;
border-radius: 0.2rem;
display: flex;
gap: 0.5rem;
align-items: center;
transition: background-color 0.2s;
}
.history-item:hover {
background: var(--hover-bg);
}
.history-time {
font-weight: 700;
color: var(--text-secondary);
}
.history-time::after {
content: " - ";
}
.history-excerpt {
overflow: hidden;
text-overflow: ellipsis;
white-space: nowrap;
max-width: 220px;
color: var(--text-secondary);
}
[x-cloak] {
display: none !important;
}
.spinner {
width: 1.5rem;
height: 1.5rem;
background: #888;
display: inline-block;
border-radius: 50%;
box-sizing: border-box;
animation: grow 1s ease-in infinite;
}
@keyframes grow {
0% {
transform: scale(0);
opacity: 1;
}
100% {
transform: scale(1);
opacity: 0;
}
}
</style>
</head>
<body>
<div id="app" x-data="chatApp()" x-cloak>
<div class="chat-container">
<!-- Messages -->
<div class="messages" x-ref="msgBox" @click="onClickMessage" @scroll="handleScroll">
<template x-for="(msg, idx) in visibleMessages" :key="idx">
<div :class="msg.role === 'user' ? 'message user-message' : 'message system-message'">
<template x-if="msg.role === 'user'">
<div x-text="msg.content"></div>
</template>
<template x-if="msg.role === 'assistant'">
<div x-html="renderMarkdown(msg.content)"></div>
</template>
</div>
</template>
<div class="message system-message" x-show="isBusy" x-ref="incomingMessage"><span class="spinner"></span></div>
</div>
<!-- Textarea -->
<textarea
class="prompt"
placeholder="Type your message..."
x-model="promptText"
x-ref="promptInput"
:rows="inputRows"
@keydown.ctrl.enter="handleSubmit"
@keydown.meta.enter="handleSubmit"
></textarea>
<!-- Action Button -->
<button class="submit" :class="isBusy && 'busy'" @click="isBusy ? abort() : handleSubmit()" x-text="isBusy ? 'Cancel' : 'Send'"></button>
<!-- Model Selector -->
<details id="model-selector">
<summary x-text="'Model: ' + activeModelName"></summary>
<template x-for="m in models" :key="m.name">
<label class="model-opt__label" style="display: block">
<input type="radio" :value="m.name" x-model="activeModelName" />
<span x-text="m.name"></span>
</label>
</template>
</details>
<!-- History -->
<details id="history-panel" x-ref="historyPanel">
<summary>History</summary>
<div class="history-list">
<template x-if="historyItems.length === 0">
<div style="opacity: 0.7">No conversations today</div>
</template>
<template x-for="(item, idx) in historyItems" :key="idx">
<div class="history-item" @click="restoreConversation(item.messages)">
<span class="history-time" x-text="formatTime(item.time)"></span>
<span class="history-excerpt" x-text="getExcerpt(item.messages)"></span>
</div>
</template>
</div>
</details>
</div>
</div>
<script defer src="./alpine@3.x.x.js"></script>
<script defer src="./markdown-it@14.1.0.min.js"></script>
<script>
window.env ??= {};
const systemPrompt = `
You are a helpful AI assistant.
- Do not preach about implications, do not praise excessively.
- Keep a critical mindset, do not assume blindly.
- Answer in valid markdown only, no exceptions.
- When I ask something about code, or software development, keep in mind that I am a senior backend developer (but do not mention that explicitly), and do not explain excessively, but and challenge my statements with better alternatives if I don't sound right, especially in coding. Do not bring it up otherwise.
- Do not give me code if the topic is not about programming or software development.
`
.replace(/^\s+/gm, "")
.trim();
const chatApp = () => ({
messages: [{ role: "system", content: systemPrompt }],
promptText: window.env.PROMPT ? `${window.env.PROMPT}\n\n` : "",
activeModelName: "gemini-3-flash-preview",
historyItems: [],
isBusy: false,
abortController: null,
userHasScrolledUp: false,
sessionId: null,
models: [
{ name: "gpt-4.1", chat: chatWithOpenAI, key: "OPENAI_API_KEY" },
{ name: "gpt-4.1-mini", chat: chatWithOpenAI, key: "OPENAI_API_KEY" },
{ name: "gemini-3-flash-preview", chat: chatWithGemini, key: "GEMINI_API_KEY" },
{ name: "claude-haiku-4-5-20251001", chat: chatWithClaude, key: "ANTHROPIC_API_KEY" },
],
async init() {
this.sessionId = +new Date();
this.historyItems = loadHistory();
setTimeout(() => this.$refs.promptInput.focus(), 0);
},
async onClickMessage(e) {
if (e.target.classList.contains("copy-btn")) {
const $btn = e.target;
const code = $btn.closest("pre").querySelector("code").innerText;
copyToClipboard(code);
const buttonText = $btn.textContent;
$btn.textContent = "Copied!";
setTimeout(() => ($btn.textContent = buttonText), 1200);
}
},
get visibleMessages() {
return this.messages.filter((m) => m.role !== "system");
},
get inputRows() {
return Math.min(10, Math.max(2, this.promptText.split("\n").length)) + 1;
},
handleScroll() {
const el = this.$refs.msgBox;
this.userHasScrolledUp = el.scrollHeight - el.clientHeight - el.scrollTop > 100;
},
scrollToBottom() {
if (!this.userHasScrolledUp) {
this.$nextTick(() => {
this.$refs.msgBox.scrollTop = this.$refs.msgBox.scrollHeight;
});
}
},
formatTime: (iso) => new Date(iso).toLocaleTimeString([], { hour: "2-digit", minute: "2-digit" }),
getExcerpt: (msgs) => msgs.find((m) => m.role === "user")?.content.slice(0, 30) || "Empty chat",
renderMarkdown,
async handleSubmit() {
const text = this.promptText.trim();
if (!text || this.isBusy) return;
this.messages.push({ role: "user", content: text });
this.promptText = "";
this.isBusy = true;
this.abortController = new AbortController();
// Streaming setup
const target = this.$refs.incomingMessage;
this.$refs.incomingMessage.innerHTML = "";
let fullResponse = "";
this.scrollToBottom();
try {
const modelObj = this.models.find((m) => m.name === this.activeModelName);
await modelObj.chat({
model: this.activeModelName,
apiKey: window.env[modelObj.key],
messages: this.messages,
signal: this.abortController.signal,
onContent: (chunk) => {
fullResponse += chunk;
target.innerHTML = renderMarkdown(fullResponse);
this.scrollToBottom();
},
onError: (e) => {
fullResponse += `\n\n[Error: ${e.message}]`;
target.innerHTML = renderMarkdown(fullResponse);
this.scrollToBottom();
},
});
if (fullResponse) {
this.messages.push({ role: "assistant", content: fullResponse });
window.lastResponse = fullResponse;
}
} catch (err) {
const note = err.name === "AbortError" ? "\n\n[Cancelled]" : `\n\n[Error: ${err.message}]`;
this.messages.push({ role: "assistant", content: fullResponse + note });
} finally {
this.isBusy = false;
this.abortController = null;
updateSessionHistory(this.sessionId, this.messages);
}
},
abort() {
this.abortController?.abort();
},
restoreConversation(msgs) {
this.messages = JSON.parse(JSON.stringify(msgs));
this.userHasScrolledUp = false;
this.$refs.historyPanel.removeAttribute("open");
this.scrollToBottom();
},
});
function attachCopyButtons($el) {
$el.querySelectorAll("pre").forEach(($pre) => {
if (!$pre.querySelector(".copy-btn")) {
const $btn = document.createElement("button");
$btn.className = "copy-btn";
$btn.textContent = "Copy";
$pre.appendChild($btn);
}
});
}
const md = markdownit({ html: false });
function renderMarkdown(markdown) {
const $placeholder = document.createElement("div");
$placeholder.innerHTML = md.render(markdown);
attachCopyButtons($placeholder);
return $placeholder.innerHTML;
}
async function chatWithOpenAI({ baseUrl = "https://api.openai.com/v1", onContent, onError, messages, signal, apiKey, model, extraHeaders = {}, ...rest }) {
const response = await fetch(`${baseUrl}/chat/completions`, {
method: "POST",
headers: { "Content-Type": "application/json", Authorization: `Bearer ${apiKey}`, ...extraHeaders },
body: JSON.stringify({ model, messages, stream: true, ...rest }),
signal,
});
if (!response.ok) {
const text = await response.text();
await onError?.(new Error(`HTTP ${response.status}:\n${text.trim()}`));
return;
}
const reader = response.body.getReader();
const decoder = new TextDecoder();
while (true) {
const { done, value } = await reader.read();
if (done) break;
const text = decoder.decode(value, { stream: true });
const lines = text
.split("\n\n")
.filter((l) => !!l.trim())
.map((l) => l.trim().replace("data: ", ""));
for (const line of lines) {
if (line === "[DONE]") return;
try {
const content = JSON.parse(line).choices[0].delta.content;
if (content) await onContent(content);
} catch (e) {}
}
}
}
async function chatWithClaude(args) {
return chatWithOpenAI({
...args,
baseUrl: "https://api.anthropic.com/v1",
extraHeaders: {
"x-api-key": args.apiKey,
"anthropic-version": "2023-06-01",
"anthropic-dangerous-direct-browser-access": "true",
},
apiKey: window.env.ANTHROPIC_API_KEY,
});
}
async function chatWithGemini({ onContent, onError, messages, signal, apiKey = window.env.GEMINI_API_KEY, model, ...rest }) {
const contents = messages.map((msg, i, arr) => {
const role = msg.role === "assistant" ? "model" : "user";
let parts = [{ text: msg.content }];
// Add YouTube URLs as file data for the final user message
const isLastMessage = i === arr.length - 1;
if (isLastMessage && role === "user") {
const youtubeUrlPattern = /https?:\/\/(www\.)?youtube\.com\/watch\?v=[\w-]+|https?:\/\/youtu\.be\/[\w-]+/g;
const youtubeUrls = msg.content.match(youtubeUrlPattern) || [];
const fileParts = youtubeUrls.map((url) => ({ file_data: { file_uri: url } }));
parts = [...parts, ...fileParts];
}
return {
role,
parts,
};
});
try {
const response = await fetch(`https://generativelanguage.googleapis.com/v1beta/models/${model}:streamGenerateContent?key=${apiKey}`, {
method: "POST",
headers: { "Content-Type": "application/json" },
body: JSON.stringify({
contents,
generationConfig: rest,
}),
signal,
});
if (!response.ok) {
const text = await response.text();
await onError?.(new Error(`Gemini API Error ${response.status}: ${text}`));
return;
}
const reader = response.body.getReader();
const decoder = new TextDecoder();
let buffer = "";
while (true) {
const { done, value } = await reader.read();
if (done) break;
buffer += decoder.decode(value, { stream: true });
let pos = 0;
while (pos < buffer.length) {
// Find start of JSON object
const start = buffer.indexOf("{", pos);
if (start === -1) break;
// Find matching closing brace
let depth = 0;
let inString = false;
let escaped = false;
let end = -1;
for (let i = start; i < buffer.length; i++) {
const ch = buffer[i];
if (escaped) {
escaped = false;
continue;
}
if (ch === "\\") {
escaped = true;
continue;
}
if (ch === '"') {
inString = !inString;
continue;
}
if (!inString) {
if (ch === "{") depth++;
else if (ch === "}") {
depth--;
if (depth === 0) {
end = i;
break;
}
}
}
}
if (end === -1) {
// Incomplete JSON, keep it in buffer
buffer = buffer.slice(start);
break;
}
// Parse and process JSON
try {
const json = JSON.parse(buffer.slice(start, end + 1));
const parts = json.candidates?.[0]?.content?.parts || [];
const text = parts
.filter((p) => p.text)
.map((p) => p.text)
.join("");
if (text) await onContent(text);
} catch (e) {
// Ignore parse errors
}
pos = end + 1;
}
// Keep only unparsed remainder
buffer = buffer.slice(pos);
}
} catch (err) {
if (err.name !== "AbortError") await onError?.(err);
}
}
function copyToClipboard(text) {
const textarea = document.createElement("textarea");
textarea.value = text;
textarea.style.position = "fixed";
textarea.style.opacity = "0";
document.body.appendChild(textarea);
textarea.select();
try {
document.execCommand("copy");
console.log("Copied!");
} catch (err) {
console.error("Failed to copy:", err);
}
document.body.removeChild(textarea);
}
const STORAGE_KEY = "chat_conversations";
const todayKey = () => new Date().toISOString().slice(0, 10);
const loadHistory = () => {
try {
return JSON.parse(localStorage.getItem(STORAGE_KEY) || "{}")[todayKey()] || [];
} catch {
return [];
}
};
const updateSessionHistory = (sessionId, messages) => {
const all = JSON.parse(localStorage.getItem(STORAGE_KEY) || "{}");
const today = todayKey();
all[today] ??= [];
const idx = all[today].findIndex((item) => item.sessionId === sessionId);
if (idx >= 0) {
all[today][idx] = { sessionId, time: all[today][idx].time, messages };
} else {
all[today].unshift({ sessionId, time: new Date().toISOString(), messages });
}
all[today] = all[today].slice(0, 5);
localStorage.setItem(STORAGE_KEY, JSON.stringify(all));
return all[today];
};
document.addEventListener("alpine:init", () => {
Alpine.data("chatApp", chatApp);
});
</script>
</body>
</html>
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