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Implement functional, unstyled chat page for khoj web interface

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Expose it at /chat URL
This commit is contained in:
Debanjum Singh Solanky 2023-01-12 18:10:53 -03:00
parent f0213d0a82
commit de6c146290
2 changed files with 117 additions and 0 deletions
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113
src/interface/web/chat.html Normal file
View file

@ -0,0 +1,113 @@
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0 maximum-scale=1.0">
<title>Khoj</title>
<link rel="icon" href="data:image/svg+xml,<svg xmlns=%22http://www.w3.org/2000/svg%22 viewBox=%220 0 144 144%22><text y=%22.86em%22 font-size=%22144%22>🦅</text></svg>">
<link rel="icon" type="image/png" sizes="144x144" href="/static/assets/icons/favicon-144x144.png">
<link rel="manifest" href="/static/khoj.webmanifest">
</head>
<script>
function setTypeFieldInUrl(type) {
var url = new URL(window.location.href);
url.searchParams.set("t", type.value);
window.history.pushState({}, "", url.href);
}
function setQueryFieldInUrl(query) {
var url = new URL(window.location.href);
url.searchParams.set("q", query);
window.history.pushState({}, "", url.href);
}
function renderMessage(message, by, type_) {
var current_time = new Date().toLocaleTimeString();
document.getElementById("chat-body").innerHTML += `
<div class="chat-message ${type_} ${by}">
<div class="chat-message-info">
<div class="chat-message-name">${by}</div>
<div class="chat-message-time">${current_time}</div>
</div>
<div class="chat-message-text">${message}</div>
</div>
`;
}
function chat() {
// Extract required fields for search from form
query = document.getElementById("chat-input").value.trim();
type_ = document.getElementById("chat-type").value;
console.log(`Query: ${query}, Type: ${type_}`);
// Short circuit on empty query
if (query.length === 0)
return;
// Set query field in url query param
setQueryFieldInUrl(query);
// Add message by user to chat body
renderMessage(query, "You", type_);
document.getElementById("chat-input").value = "";
// Generate backend API URL to execute query
url = type_ === "chat"
? `/api/beta/chat?q=${encodeURIComponent(query)}`
: `/api/beta/summarize?q=${encodeURIComponent(query)}`;
// Call specified Khoj API
fetch(url)
.then(response => response.json())
.then(data => data.response)
.then(response => {
// Render message by Khoj to chat body
console.log(response);
renderMessage(response, "Khoj", type_);
});
// document.getElementById("chat-body").innerHTML += renderMessage(response, "Khoj", type_);
}
function incrementalChat(event) {
// Send chat message on 'Enter'
if (event.key === 'Enter') {
chat();
}
}
window.onload = function () {
// Set welcome message on load
renderMessage("Hey, what's up?", "Khoj", "chat");
// Fill type field with value passed in URL query parameters, if any.
var type_via_url = new URLSearchParams(window.location.search).get("t");
if (type_via_url)
document.getElementById("chat-type").value = type_via_url;
// Fill query field with value passed in URL query parameters, if any.
var query_via_url = new URLSearchParams(window.location.search).get("q");
if (query_via_url) {
document.getElementById("chat-input").value = query_via_url;
chat();
}
}
</script>
<body>
<!-- Chat Header -->
<h1>Khoj</h1>
<!-- Chat Body -->
<div id="chat-body"></div>
<!-- Chat Footer -->
<div id="chat-footer">
<input type="text" id="chat-input" onkeyup=incrementalChat(event) autofocus="autofocus" placeholder="What is the meaning of life?">
<!--Select Chat Type from: Chat, Summarize -->
<select id="chat-type" onchange="setTypeFieldInUrl(this)">
<option value="chat">Chat</option>
<option value="summarize">Summarize</option>
</select>
</div>
</body>
</html>

4
src/routers/web_client.py
View file

@ -21,3 +21,7 @@ def index():
@web_client.get('/config', response_class=HTMLResponse)
def config_page(request: Request):
return templates.TemplateResponse("config.html", context={'request': request})
@web_client.get("/chat", response_class=FileResponse)
def chat_page():
return FileResponse(constants.web_directory / "chat.html")