new exporter version

This commit is contained in:
a.pivkin
2025-12-20 17:00:05 +03:00
parent bf8f562768
commit af4a1c46e1
171 changed files with 0 additions and 0 deletions
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# See https://help.github.com/articles/ignoring-files/ for more about ignoring files.
# dependencies
node_modules
/.pnp
.pnp.js
# testing
/coverage
# production
/build
# misc
.DS_Store
.env.local
.env.development.local
.env.test.local
.env.production.local
npm-debug.log*
yarn-debug.log*
yarn-error.log*
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{
"name": "chat-ui",
"version": "0.1.0",
"private": true,
"dependencies": {
"@testing-library/jest-dom": "^5.16.5",
"@testing-library/react": "^13.4.0",
"@testing-library/user-event": "^13.5.0",
"http-proxy-middleware": "^2.0.6",
"react": "^18.2.0",
"react-dom": "^18.2.0",
"react-scripts": "5.0.1",
"web-vitals": "^2.1.4"
},
"scripts": {
"start": "react-scripts start",
"build": "react-scripts build",
"test": "react-scripts test",
"eject": "react-scripts eject"
},
"eslintConfig": {
"extends": [
"react-app",
"react-app/jest"
]
},
"browserslist": {
"production": [
">0.2%",
"not dead",
"not op_mini all"
],
"development": [
"last 1 chrome version",
"last 1 firefox version",
"last 1 safari version"
]
},
"devDependencies": {
"react-router-dom": "^6.13.0"
}
}
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8" />
<link rel="icon" href="%PUBLIC_URL%/favicon.ico" />
<meta name="viewport" content="width=device-width, initial-scale=1" />
<meta name="theme-color" content="#000000" />
<meta
name="description"
content="Web site created using create-react-app"
/>
<link rel="apple-touch-icon" href="%PUBLIC_URL%/logo192.png" />
<!--
manifest.json provides metadata used when your web app is installed on a
user's mobile device or desktop. See https://developers.google.com/web/fundamentals/web-app-manifest/
-->
<link rel="manifest" href="%PUBLIC_URL%/manifest.json" />
<!--
Notice the use of %PUBLIC_URL% in the tags above.
It will be replaced with the URL of the `public` folder during the build.
Only files inside the `public` folder can be referenced from the HTML.
Unlike "/favicon.ico" or "favicon.ico", "%PUBLIC_URL%/favicon.ico" will
work correctly both with client-side routing and a non-root public URL.
Learn how to configure a non-root public URL by running `npm run build`.
-->
<title>React App</title>
<link href="https://cdn.jsdelivr.net/npm/tailwindcss@latest/dist/tailwind.min.css" rel="stylesheet">
</head>
<body>
<noscript>You need to enable JavaScript to run this app.</noscript>
<div id="root"></div>
<!--
This HTML file is a template.
If you open it directly in the browser, you will see an empty page.
You can add webfonts, meta tags, or analytics to this file.
The build step will place the bundled scripts into the <body> tag.
To begin the development, run `npm start` or `yarn start`.
To create a production bundle, use `npm run build` or `yarn build`.
-->
</body>
</html>
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{
"short_name": "React App",
"name": "Create React App Sample",
"icons": [
{
"src": "favicon.ico",
"sizes": "64x64 32x32 24x24 16x16",
"type": "image/x-icon"
},
{
"src": "logo192.png",
"type": "image/png",
"sizes": "192x192"
},
{
"src": "logo512.png",
"type": "image/png",
"sizes": "512x512"
}
],
"start_url": ".",
"display": "standalone",
"theme_color": "#000000",
"background_color": "#ffffff"
}
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# https://www.robotstxt.org/robotstxt.html
User-agent: *
Disallow:
@@ -0,0 +1,20 @@
import React from 'react';
import { BrowserRouter as Router, Route, Routes } from 'react-router-dom';
import Login from './Login';
import CreateUser from './CreateUser';
import MainChat from './MainChat';
const App = () => {
return (
<Router>
<Routes>
<Route path="/create-user" element={<CreateUser />} />
<Route path="/chat" element={<MainChat />} />
<Route path="/chat/:channelId" element={<MainChat />} />
<Route path="/" element={<Login />} />
</Routes>
</Router>
);
};
export default App;
@@ -0,0 +1,79 @@
import React, { useState, useEffect } from 'react';
import {useParams} from "react-router-dom";
const ChannelsList = ({ selectedChannel, setSelectedChannel }) => {
const { channelId } = useParams();
const [channels, setChannels] = useState([]);
const [newChannelName, setNewChannelName] = useState('');
useEffect(() => {
if (channelId) {
const channel = channels.find((channel) => channel.id === parseInt(channelId));
if (channel) {
setSelectedChannel({name: channel.name, id: parseInt(channelId)});
}
}
}, [channelId, channels]);
useEffect(() => {
const fetchChannels = async () => {
const response = await fetch('/channels');
const data = await response.json();
setChannels(data || []);
};
fetchChannels();
}, []);
const handleAddChannel = async () => {
const response = await fetch('/channels', {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({ name: newChannelName }),
});
if (response.ok) {
const newChannel = await response.json();
setChannels([...channels, { id: newChannel.id, name: newChannelName }]);
setNewChannelName('');
}
};
return (
<div className="flex flex-col h-full bg-gray-100 border-r">
<div className="bg-gray-700 text-white p-2">
Channels
</div>
<div className="overflow-y-auto flex-grow p-4">
{channels ? (
<ul className="w-full">
{channels.map((channel) => (
<li
key={channel.id}
className={`p-2 rounded-md w-full cursor-pointer ${parseInt(channelId) === channel.id ? 'bg-blue-500 text-white' : 'hover:bg-gray-200'}`}
onClick={() => setSelectedChannel(channel)}
>
{channel.name}
</li>
))}
</ul>
) : (
<div className="text-center text-gray-600">
Please add a Channel
</div>
)}
</div>
<div className="flex flex-col p-4">
<input
type="text"
value={newChannelName}
onChange={(e) => setNewChannelName(e.target.value)}
placeholder="New channel..."
className="mb-4 p-2 w-full border rounded-md bg-white"
/>
<button onClick={handleAddChannel} className="p-2 bg-blue-500 text-white rounded-md">Add Channel</button>
</div>
</div>
);
};
export default ChannelsList;
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import React, { useState } from 'react';
import { useNavigate } from 'react-router-dom';
const CreateUser = () => {
const [username, setUsername] = useState('');
const [password, setPassword] = useState('');
const navigate = useNavigate();
const handleSubmit = async (e) => {
e.preventDefault();
const response = await fetch('/users', {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({ username, password }),
});
if (response.ok) {
navigate('/');
} else {
alert('Account creation failed');
}
};
return (
<div className="min-h-screen flex items-center justify-center bg-gray-50">
<form onSubmit={handleSubmit} className="p-8 border rounded shadow-md">
<div className="mb-4">
<label htmlFor="username" className="block text-sm font-medium text-gray-700">Username</label>
<input
type="text"
id="username"
value={username}
onChange={(e) => setUsername(e.target.value)}
className="mt-1 p-2 w-full border rounded-md"
required
/>
</div>
<div className="mb-4">
<label htmlFor="password" className="block text-sm font-medium text-gray-700">Password</label>
<input
type="password"
id="password"
value={password}
onChange={(e) => setPassword(e.target.value)}
className="mt-1 p-2 w-full border rounded-md"
required
/>
</div>
<button type="submit" className="w-full p-2 bg-blue-500 text-white rounded-md">Create Account</button>
</form>
</div>
);
};
export default CreateUser;
@@ -0,0 +1,63 @@
import React, { useState } from 'react';
import { useNavigate } from 'react-router-dom';
const Login = () => {
const [username, setUsername] = useState('');
const [password, setPassword] = useState('');
const navigate = useNavigate();
const handleSubmit = async (e) => {
e.preventDefault();
const response = await fetch('/login', {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({ username, password }),
});
if (response.ok) {
const data = await response.json();
localStorage.setItem('userId', data.id);
localStorage.setItem('userName', username);
navigate('/chat');
} else {
alert('Login failed');
}
};
return (
<div className="min-h-screen flex items-center justify-center bg-gray-50">
<form onSubmit={handleSubmit} className="p-8 border rounded shadow-md">
<div className="mb-4">
<label htmlFor="username" className="block text-sm font-medium text-gray-700">Username</label>
<input
type="text"
id="username"
value={username}
onChange={(e) => setUsername(e.target.value)}
className="mt-1 p-2 w-full border rounded-md"
required
/>
</div>
<div className="mb-4">
<label htmlFor="password" className="block text-sm font-medium text-gray-700">Password</label>
<input
type="password"
id="password"
value={password}
onChange={(e) => setPassword(e.target.value)}
className="mt-1 p-2 w-full border rounded-md"
required
/>
</div>
<button type="submit" className="w-full p-2 bg-blue-500 text-white rounded-md">Log In</button>
<div className="mt-4 text-center">
<span className="text-sm text-gray-600">Don't have an account? </span>
<a href="/create-user" className="text-blue-500 hover:underline">Create one</a>
</div>
</form>
</div>
);
};
export default Login;
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import React, { useState, useEffect } from 'react';
import { useParams, useNavigate } from 'react-router-dom';
import ChannelsList from './ChannelsList';
import MessagesPanel from './MessagesPanel';
const MainChat = () => {
const { channelId } = useParams();
const navigate = useNavigate();
const [selectedChannel, setSelectedChannel] = useState(parseInt(channelId) || null);
// If the component loads with a channel ID in the URL, set it as the selected channel.
useEffect(() => {
if (selectedChannel) {
navigate(`/chat/${selectedChannel.id}`);
}
}, [selectedChannel, navigate]);
const handleChannelSelect = (channelId) => {
setSelectedChannel(channelId);
};
return (
<div className="flex h-screen">
<div className="w-1/4 border-r">
<ChannelsList selectedChannel={selectedChannel} setSelectedChannel={handleChannelSelect} />
</div>
<div className="w-3/4">
<MessagesPanel selectedChannel={selectedChannel} />
</div>
</div>
);
};
export default MainChat;
@@ -0,0 +1,62 @@
import React, { useState } from 'react';
const MessageEntry = ({ selectedChannel, onNewMessage }) => {
const [text, setText] = useState('');
const handleSendMessage = async () => {
const userID = localStorage.getItem('userId');
const userName = localStorage.getItem('userName');
const response = await fetch('/messages', {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({
"channel_id": parseInt(selectedChannel.id),
"user_id": parseInt(userID),
text
}),
});
if (response.ok) {
const message = await response.json();
onNewMessage({
id: message.id,
channel_id: selectedChannel,
user_id: userID,
user_name: userName,
text
});
setText('');
} else {
alert('Failed to send message');
}
};
const handleKeyDown = (event) => {
if (event.key === 'Enter' && !event.shiftKey) {
handleSendMessage();
event.preventDefault(); // Prevent the default behavior (newline)
}
};
return (
<div className="p-4 border-t flex">
<input
type="text"
placeholder="Type a message..."
value={text}
onChange={(e) => setText(e.target.value)}
onKeyDown={handleKeyDown}
className="p-2 flex-grow border rounded-md mr-2"
/>
<button
onClick={handleSendMessage}
className="p-2 bg-blue-500 text-white rounded-md"
>
Send
</button>
</div>
);
};
export default MessageEntry;
@@ -0,0 +1,86 @@
import React, { useState, useEffect, useRef } from 'react';
import MessageEntry from './MessageEntry';
const MessagesPanel = ({ selectedChannel }) => {
const [messages, setMessages] = useState([]);
const lastMessageIdRef = useRef(null); // Keep track of the last message ID
useEffect(() => {
if (!selectedChannel) return;
let isMounted = true; // flag to prevent state updates after unmount
let intervalId = null;
const fetchMessages = async () => {
const response = await fetch(`/messages?channelID=${selectedChannel.id}`);
const data = await response.json();
if (isMounted) {
let messageData = data || [];
setMessages(messageData);
lastMessageIdRef.current = messageData.length > 0 ? messageData[messageData.length - 1].id : null;
}
};
fetchMessages();
intervalId = setInterval(() => {
if (lastMessageIdRef.current !== null) {
fetch(`/messages?channelID=${selectedChannel.id}&lastMessageID=${lastMessageIdRef.current}`)
.then(response => response.json())
.then(newMessages => {
if (isMounted && Array.isArray(newMessages) && newMessages.length > 0) {
setMessages((messages) => {
const updatedMessages = [...messages, ...newMessages];
lastMessageIdRef.current = updatedMessages[updatedMessages.length - 1].id;
return updatedMessages;
});
}
});
}
}, 5000); // Poll every 5 seconds
return () => {
isMounted = false; // prevent further state updates
clearInterval(intervalId); // clear interval on unmount
};
}, [selectedChannel]);
return (
<div className="flex flex-col h-full">
{selectedChannel && (
<div className="bg-gray-700 text-white p-2">
Messages for {selectedChannel.name}
</div>
)}
<div className={`overflow-auto flex-grow ${selectedChannel && messages.length === 0 ? 'flex items-center justify-center' : ''}`}>
{selectedChannel ? (
messages.length > 0 ? (
messages.map((message) => (
<div key={message.id} className="p-2 border-b">
<strong>{message.user_name}</strong>: {message.text}
</div>
))
) : (
<div className="text-center text-gray-600">
No messages yet! Why not send one?
</div>
)
) : (
<div className="p-2">Please select a channel</div>
)}
</div>
{selectedChannel && (
<MessageEntry
selectedChannel={selectedChannel}
onNewMessage={(message) => {
lastMessageIdRef.current = message.id;
setMessages([...messages, message])
}
}
/>
)}
</div>
);
};
export default MessagesPanel;
@@ -0,0 +1,10 @@
import React from 'react';
import ReactDOM from 'react-dom/client';
import App from './App';
const root = ReactDOM.createRoot(document.getElementById('root'));
root.render(
<React.StrictMode>
<App />
</React.StrictMode>
);
@@ -0,0 +1,11 @@
const { createProxyMiddleware } = require('http-proxy-middleware');
module.exports = function(app) {
app.use(
["/users", "/login", "/channels", "/messages"],
createProxyMiddleware({
target: 'http://localhost:8080',
changeOrigin: true,
})
);
};
@@ -0,0 +1,42 @@
module chat-app
go 1.20
require (
github.com/gin-gonic/gin v1.9.1
github.com/glebarez/go-sqlite v1.21.1
)
require (
github.com/bytedance/sonic v1.9.1 // indirect
github.com/chenzhuoyu/base64x v0.0.0-20221115062448-fe3a3abad311 // indirect
github.com/dustin/go-humanize v1.0.1 // indirect
github.com/gabriel-vasile/mimetype v1.4.2 // indirect
github.com/gin-contrib/sse v0.1.0 // indirect
github.com/go-playground/locales v0.14.1 // indirect
github.com/go-playground/universal-translator v0.18.1 // indirect
github.com/go-playground/validator/v10 v10.14.0 // indirect
github.com/goccy/go-json v0.10.2 // indirect
github.com/google/uuid v1.3.0 // indirect
github.com/json-iterator/go v1.1.12 // indirect
github.com/klauspost/cpuid/v2 v2.2.4 // indirect
github.com/leodido/go-urn v1.2.4 // indirect
github.com/mattn/go-isatty v0.0.19 // indirect
github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
github.com/modern-go/reflect2 v1.0.2 // indirect
github.com/pelletier/go-toml/v2 v2.0.8 // indirect
github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec // indirect
github.com/twitchyliquid64/golang-asm v0.15.1 // indirect
github.com/ugorji/go/codec v1.2.11 // indirect
golang.org/x/arch v0.3.0 // indirect
golang.org/x/crypto v0.14.0 // indirect
golang.org/x/net v0.17.0 // indirect
golang.org/x/sys v0.13.0 // indirect
golang.org/x/text v0.13.0 // indirect
google.golang.org/protobuf v1.30.0 // indirect
gopkg.in/yaml.v3 v3.0.1 // indirect
modernc.org/libc v1.22.3 // indirect
modernc.org/mathutil v1.5.0 // indirect
modernc.org/memory v1.5.0 // indirect
modernc.org/sqlite v1.21.1 // indirect
)
@@ -0,0 +1,103 @@
github.com/bytedance/sonic v1.5.0/go.mod h1:ED5hyg4y6t3/9Ku1R6dU/4KyJ48DZ4jPhfY1O2AihPM=
github.com/bytedance/sonic v1.9.1 h1:6iJ6NqdoxCDr6mbY8h18oSO+cShGSMRGCEo7F2h0x8s=
github.com/bytedance/sonic v1.9.1/go.mod h1:i736AoUSYt75HyZLoJW9ERYxcy6eaN6h4BZXU064P/U=
github.com/chenzhuoyu/base64x v0.0.0-20211019084208-fb5309c8db06/go.mod h1:DH46F32mSOjUmXrMHnKwZdA8wcEefY7UVqBKYGjpdQY=
github.com/chenzhuoyu/base64x v0.0.0-20221115062448-fe3a3abad311 h1:qSGYFH7+jGhDF8vLC+iwCD4WpbV1EBDSzWkJODFLams=
github.com/chenzhuoyu/base64x v0.0.0-20221115062448-fe3a3abad311/go.mod h1:b583jCggY9gE99b6G5LEC39OIiVsWj+R97kbl5odCEk=
github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/dustin/go-humanize v1.0.1 h1:GzkhY7T5VNhEkwH0PVJgjz+fX1rhBrR7pRT3mDkpeCY=
github.com/dustin/go-humanize v1.0.1/go.mod h1:Mu1zIs6XwVuF/gI1OepvI0qD18qycQx+mFykh5fBlto=
github.com/gabriel-vasile/mimetype v1.4.2 h1:w5qFW6JKBz9Y393Y4q372O9A7cUSequkh1Q7OhCmWKU=
github.com/gabriel-vasile/mimetype v1.4.2/go.mod h1:zApsH/mKG4w07erKIaJPFiX0Tsq9BFQgN3qGY5GnNgA=
github.com/gin-contrib/sse v0.1.0 h1:Y/yl/+YNO8GZSjAhjMsSuLt29uWRFHdHYUb5lYOV9qE=
github.com/gin-contrib/sse v0.1.0/go.mod h1:RHrZQHXnP2xjPF+u1gW/2HnVO7nvIa9PG3Gm+fLHvGI=
github.com/gin-gonic/gin v1.9.1 h1:4idEAncQnU5cB7BeOkPtxjfCSye0AAm1R0RVIqJ+Jmg=
github.com/gin-gonic/gin v1.9.1/go.mod h1:hPrL7YrpYKXt5YId3A/Tnip5kqbEAP+KLuI3SUcPTeU=
github.com/glebarez/go-sqlite v1.21.1 h1:7MZyUPh2XTrHS7xNEHQbrhfMZuPSzhkm2A1qgg0y5NY=
github.com/glebarez/go-sqlite v1.21.1/go.mod h1:ISs8MF6yk5cL4n/43rSOmVMGJJjHYr7L2MbZZ5Q4E2E=
github.com/go-playground/assert/v2 v2.2.0 h1:JvknZsQTYeFEAhQwI4qEt9cyV5ONwRHC+lYKSsYSR8s=
github.com/go-playground/locales v0.14.1 h1:EWaQ/wswjilfKLTECiXz7Rh+3BjFhfDFKv/oXslEjJA=
github.com/go-playground/locales v0.14.1/go.mod h1:hxrqLVvrK65+Rwrd5Fc6F2O76J/NuW9t0sjnWqG1slY=
github.com/go-playground/universal-translator v0.18.1 h1:Bcnm0ZwsGyWbCzImXv+pAJnYK9S473LQFuzCbDbfSFY=
github.com/go-playground/universal-translator v0.18.1/go.mod h1:xekY+UJKNuX9WP91TpwSH2VMlDf28Uj24BCp08ZFTUY=
github.com/go-playground/validator/v10 v10.14.0 h1:vgvQWe3XCz3gIeFDm/HnTIbj6UGmg/+t63MyGU2n5js=
github.com/go-playground/validator/v10 v10.14.0/go.mod h1:9iXMNT7sEkjXb0I+enO7QXmzG6QCsPWY4zveKFVRSyU=
github.com/goccy/go-json v0.10.2 h1:CrxCmQqYDkv1z7lO7Wbh2HN93uovUHgrECaO5ZrCXAU=
github.com/goccy/go-json v0.10.2/go.mod h1:6MelG93GURQebXPDq3khkgXZkazVtN9CRI+MGFi0w8I=
github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaSAoJOfIk=
github.com/google/go-cmp v0.5.5 h1:Khx7svrCpmxxtHBq5j2mp/xVjsi8hQMfNLvJFAlrGgU=
github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
github.com/google/pprof v0.0.0-20221118152302-e6195bd50e26 h1:Xim43kblpZXfIBQsbuBVKCudVG457BR2GZFIz3uw3hQ=
github.com/google/uuid v1.3.0 h1:t6JiXgmwXMjEs8VusXIJk2BXHsn+wx8BZdTaoZ5fu7I=
github.com/google/uuid v1.3.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
github.com/json-iterator/go v1.1.12 h1:PV8peI4a0ysnczrg+LtxykD8LfKY9ML6u2jnxaEnrnM=
github.com/json-iterator/go v1.1.12/go.mod h1:e30LSqwooZae/UwlEbR2852Gd8hjQvJoHmT4TnhNGBo=
github.com/klauspost/cpuid/v2 v2.0.9/go.mod h1:FInQzS24/EEf25PyTYn52gqo7WaD8xa0213Md/qVLRg=
github.com/klauspost/cpuid/v2 v2.2.4 h1:acbojRNwl3o09bUq+yDCtZFc1aiwaAAxtcn8YkZXnvk=
github.com/klauspost/cpuid/v2 v2.2.4/go.mod h1:RVVoqg1df56z8g3pUjL/3lE5UfnlrJX8tyFgg4nqhuY=
github.com/leodido/go-urn v1.2.4 h1:XlAE/cm/ms7TE/VMVoduSpNBoyc2dOxHs5MZSwAN63Q=
github.com/leodido/go-urn v1.2.4/go.mod h1:7ZrI8mTSeBSHl/UaRyKQW1qZeMgak41ANeCNaVckg+4=
github.com/mattn/go-isatty v0.0.19 h1:JITubQf0MOLdlGRuRq+jtsDlekdYPia9ZFsB8h/APPA=
github.com/mattn/go-isatty v0.0.19/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
github.com/modern-go/concurrent v0.0.0-20180228061459-e0a39a4cb421/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q=
github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd h1:TRLaZ9cD/w8PVh93nsPXa1VrQ6jlwL5oN8l14QlcNfg=
github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q=
github.com/modern-go/reflect2 v1.0.2 h1:xBagoLtFs94CBntxluKeaWgTMpvLxC4ur3nMaC9Gz0M=
github.com/modern-go/reflect2 v1.0.2/go.mod h1:yWuevngMOJpCy52FWWMvUC8ws7m/LJsjYzDa0/r8luk=
github.com/pelletier/go-toml/v2 v2.0.8 h1:0ctb6s9mE31h0/lhu+J6OPmVeDxJn+kYnJc2jZR9tGQ=
github.com/pelletier/go-toml/v2 v2.0.8/go.mod h1:vuYfssBdrU2XDZ9bYydBu6t+6a6PYNcZljzZR9VXg+4=
github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
github.com/remyoudompheng/bigfft v0.0.0-20200410134404-eec4a21b6bb0/go.mod h1:qqbHyh8v60DhA7CoWK5oRCqLrMHRGoxYCSS9EjAz6Eo=
github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec h1:W09IVJc94icq4NjY3clb7Lk8O1qJ8BdBEF8z0ibU0rE=
github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec/go.mod h1:qqbHyh8v60DhA7CoWK5oRCqLrMHRGoxYCSS9EjAz6Eo=
github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
github.com/stretchr/objx v0.4.0/go.mod h1:YvHI0jy2hoMjB+UWwv71VJQ9isScKT/TqJzVSSt89Yw=
github.com/stretchr/objx v0.5.0/go.mod h1:Yh+to48EsGEfYuaHDzXPcE3xhTkx73EhmCGUpEOglKo=
github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
github.com/stretchr/testify v1.8.0/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO+kdMU+MU=
github.com/stretchr/testify v1.8.1/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4=
github.com/stretchr/testify v1.8.2/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4=
github.com/stretchr/testify v1.8.3 h1:RP3t2pwF7cMEbC1dqtB6poj3niw/9gnV4Cjg5oW5gtY=
github.com/stretchr/testify v1.8.3/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXlSw2iwfAo=
github.com/twitchyliquid64/golang-asm v0.15.1 h1:SU5vSMR7hnwNxj24w34ZyCi/FmDZTkS4MhqMhdFk5YI=
github.com/twitchyliquid64/golang-asm v0.15.1/go.mod h1:a1lVb/DtPvCB8fslRZhAngC2+aY1QWCk3Cedj/Gdt08=
github.com/ugorji/go/codec v1.2.11 h1:BMaWp1Bb6fHwEtbplGBGJ498wD+LKlNSl25MjdZY4dU=
github.com/ugorji/go/codec v1.2.11/go.mod h1:UNopzCgEMSXjBc6AOMqYvWC1ktqTAfzJZUZgYf6w6lg=
golang.org/x/arch v0.0.0-20210923205945-b76863e36670/go.mod h1:5om86z9Hs0C8fWVUuoMHwpExlXzs5Tkyp9hOrfG7pp8=
golang.org/x/arch v0.3.0 h1:02VY4/ZcO/gBOH6PUaoiptASxtXU10jazRCP865E97k=
golang.org/x/arch v0.3.0/go.mod h1:5om86z9Hs0C8fWVUuoMHwpExlXzs5Tkyp9hOrfG7pp8=
golang.org/x/crypto v0.14.0 h1:wBqGXzWJW6m1XrIKlAH0Hs1JJ7+9KBwnIO8v66Q9cHc=
golang.org/x/crypto v0.14.0/go.mod h1:MVFd36DqK4CsrnJYDkBA3VC4m2GkXAM0PvzMCn4JQf4=
golang.org/x/net v0.17.0 h1:pVaXccu2ozPjCXewfr1S7xza/zcXTity9cCdXQYSjIM=
golang.org/x/net v0.17.0/go.mod h1:NxSsAGuq816PNPmqtQdLE42eU2Fs7NoRIZrHJAlaCOE=
golang.org/x/sys v0.0.0-20220704084225-05e143d24a9e/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.13.0 h1:Af8nKPmuFypiUBjVoU9V20FiaFXOcuZI21p0ycVYYGE=
golang.org/x/sys v0.13.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/text v0.13.0 h1:ablQoSUd0tRdKxZewP80B+BaqeKJuVhuRxj/dkrun3k=
golang.org/x/text v0.13.0/go.mod h1:TvPlkZtksWOMsz7fbANvkp4WM8x/WCo/om8BMLbz+aE=
golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1 h1:go1bK/D/BFZV2I8cIQd1NKEZ+0owSTG1fDTci4IqFcE=
google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw=
google.golang.org/protobuf v1.30.0 h1:kPPoIgf3TsEvrm0PFe15JQ+570QVxYzEvvHqChK+cng=
google.golang.org/protobuf v1.30.0/go.mod h1:HV8QOd/L58Z+nl8r43ehVNZIU/HEI6OcFqwMG9pJV4I=
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
modernc.org/libc v1.22.3 h1:D/g6O5ftAfavceqlLOFwaZuA5KYafKwmr30A6iSqoyY=
modernc.org/libc v1.22.3/go.mod h1:MQrloYP209xa2zHome2a8HLiLm6k0UT8CoHpV74tOFw=
modernc.org/mathutil v1.5.0 h1:rV0Ko/6SfM+8G+yKiyI830l3Wuz1zRutdslNoQ0kfiQ=
modernc.org/mathutil v1.5.0/go.mod h1:mZW8CKdRPY1v87qxC/wUdX5O1qDzXMP5TH3wjfpga6E=
modernc.org/memory v1.5.0 h1:N+/8c5rE6EqugZwHii4IFsaJ7MUhoWX07J5tC/iI5Ds=
modernc.org/memory v1.5.0/go.mod h1:PkUhL0Mugw21sHPeskwZW4D6VscE/GQJOnIpCnW6pSU=
modernc.org/sqlite v1.21.1 h1:GyDFqNnESLOhwwDRaHGdp2jKLDzpyT/rNLglX3ZkMSU=
modernc.org/sqlite v1.21.1/go.mod h1:XwQ0wZPIh1iKb5mkvCJ3szzbhk+tykC8ZWqTRTgYRwI=
rsc.io/pdf v0.1.1/go.mod h1:n8OzWcQ6Sp37PL01nO98y4iUCRdTGarVfzxY20ICaU4=
@@ -0,0 +1,276 @@
package main
import (
"database/sql"
"fmt"
"log"
"net/http"
"os"
"strconv"
"github.com/gin-gonic/gin"
_ "github.com/glebarez/go-sqlite"
)
type User struct {
ID int `json:"id"`
Username string `json:"username"`
Password string `json:"password"`
}
type Channel struct {
ID int `json:"id"`
Name string `json:"name"`
}
type Message struct {
ID int `json:"id"`
ChannelID int `json:"channel_id"`
UserID int `json:"user_id"`
UserName string `json:"user_name"`
Text string `json:"text"`
}
func main() {
// Get the working directory
wd, err := os.Getwd()
if err != nil {
log.Fatal(err)
}
// Print the working directory
fmt.Println("Working directory:", wd)
// Open the SQLite database file
db, err := sql.Open("sqlite", wd+"/database.db")
defer func(db *sql.DB) {
err := db.Close()
if err != nil {
log.Fatal(err)
}
}(db)
// Create the Gin router
r := gin.Default()
if err != nil {
log.Fatal(err)
}
// Creation endpoints
r.POST("/users", func(c *gin.Context) { createUser(c, db) })
r.POST("/channels", func(c *gin.Context) { createChannel(c, db) })
r.POST("/messages", func(c *gin.Context) { createMessage(c, db) })
// Listing endpoints
r.GET("/channels", func(c *gin.Context) { listChannels(c, db) })
r.GET("/messages", func(c *gin.Context) { listMessages(c, db) })
// Login endpoint
r.POST("/login", func(c *gin.Context) { login(c, db) })
// Explicitly serve index.html at the root
r.StaticFile("/", "chat-ui/build/index.html")
// Serve static files under /static
r.StaticFS("/static", http.Dir("chat-ui/build/static"))
err = r.Run(":8080")
if err != nil {
log.Fatal(err)
}
}
// User creation endpoint
func createUser(c *gin.Context, db *sql.DB) {
// Parse JSON request body into User struct
var user User
if err := c.ShouldBindJSON(&user); err != nil {
c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
return
}
// Insert user into database
result, err := db.Exec("INSERT INTO users (username, password) VALUES (?, ?)", user.Username, user.Password)
if err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
return
}
// Get ID of newly inserted user
id, err := result.LastInsertId()
if err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
return
}
// Return ID of newly inserted user
c.JSON(http.StatusOK, gin.H{"id": id})
}
// Login endpoint
func login(c *gin.Context, db *sql.DB) {
// Parse JSON request body into User struct
var user User
if err := c.ShouldBindJSON(&user); err != nil {
c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
return
}
// Query database for user
row := db.QueryRow("SELECT id FROM users WHERE username = ? AND password = ?", user.Username, user.Password)
// Get ID of user
var id int
err := row.Scan(&id)
if err != nil {
// Check if user was not found
if err == sql.ErrNoRows {
c.JSON(http.StatusUnauthorized, gin.H{"error": "invalid username or password"})
return
}
// Return error if other error occurred
c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
}
// Return ID of user
c.JSON(http.StatusOK, gin.H{"id": id})
}
// Channel creation endpoint
func createChannel(c *gin.Context, db *sql.DB) {
// Parse JSON request body into Channel struct
var channel Channel
if err := c.ShouldBindJSON(&channel); err != nil {
c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
return
}
// Insert channel into database
result, err := db.Exec("INSERT INTO channels (name) VALUES (?)", channel.Name)
if err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
return
}
// Get ID of newly inserted channel
id, err := result.LastInsertId()
if err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
return
}
// Return ID of newly inserted channel
c.JSON(http.StatusOK, gin.H{"id": id})
}
// Channel listing endpoint
func listChannels(c *gin.Context, db *sql.DB) {
// Query database for channels
rows, err := db.Query("SELECT id, name FROM channels")
if err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
return
}
// Create slice of channels
var channels []Channel
// Iterate over rows
for rows.Next() {
// Create new channel
var channel Channel
// Scan row into channel
err := rows.Scan(&channel.ID, &channel.Name)
if err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
return
}
// Append channel to slice
channels = append(channels, channel)
}
// Return slice of channels
c.JSON(http.StatusOK, channels)
}
// Message creation endpoint
func createMessage(c *gin.Context, db *sql.DB) {
// Parse JSON request body into Message struct
var message Message
if err := c.ShouldBindJSON(&message); err != nil {
c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
return
}
// Insert message into database
result, err := db.Exec("INSERT INTO messages (channel_id, user_id, message) VALUES (?, ?, ?)", message.ChannelID, message.UserID, message.Text)
if err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
return
}
// Get ID of newly inserted message
id, err := result.LastInsertId()
if err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
return
}
// Return ID of newly inserted message
c.JSON(http.StatusOK, gin.H{"id": id})
}
// Message listing endpoint
func listMessages(c *gin.Context, db *sql.DB) {
// Parse channel ID from URL
channelID, err := strconv.Atoi(c.Query("channelID"))
if err != nil {
c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
return
}
// Parse optional limit query parameter from URL
limit, err := strconv.Atoi(c.Query("limit"))
if err != nil {
// Set limit to 100 if not provided
limit = 100
}
// Parse last message ID query parameter from URL. This is used to get messages after a certain message.
lastMessageID, err := strconv.Atoi(c.Query("lastMessageID"))
if err != nil {
// Set last message ID to 0 if not provided
lastMessageID = 0
}
// Query database for messages
rows, err := db.Query("SELECT m.id, channel_id, user_id, u.username AS user_name, message FROM messages m LEFT JOIN users u ON u.id = m.user_id WHERE channel_id = ? AND m.id > ? ORDER BY m.id ASC LIMIT ?", channelID, lastMessageID, limit)
if err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
return
}
// Create slice of messages
var messages []Message
// Iterate over rows
for rows.Next() {
// Create new message
var message Message
// Scan row into message
err := rows.Scan(&message.ID, &message.ChannelID, &message.UserID, &message.UserName, &message.Text)
if err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
return
}
// Append message to slice
messages = append(messages, message)
}
// Return slice of messages
c.JSON(http.StatusOK, messages)
}
@@ -0,0 +1,18 @@
CREATE TABLE users (
id INTEGER PRIMARY KEY,
username TEXT NOT NULL,
password TEXT NOT NULL
);
CREATE TABLE channels (
id INTEGER PRIMARY KEY,
name TEXT NOT NULL
);
CREATE TABLE messages (
id INTEGER PRIMARY KEY,
channel_id INTEGER NOT NULL,
user_id INTEGER NOT NULL,
message TEXT NOT NULL,
created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
);