Nahrát soubory do „website/frontend/src/components“

This commit is contained in:
Tetiana Mohorian 2025-05-20 11:07:05 +00:00
parent e68bc8c966
commit 5a85a68fcd
6 changed files with 295 additions and 0 deletions

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import React, { useState } from 'react';
import { Send } from 'lucide-react';
const ChatInput = ({ onSubmit }) => {
const [input, setInput] = useState('');
const [error, setError] = useState('');
const handleSubmit = async (e) => {
e.preventDefault();
setError(""); // reset chyby
if (input.trim()) {
try {
const response = await fetch("/api/predict", {
method: "POST",
headers: { "Content-Type": "application/json" },
body: JSON.stringify({ text: input }),
});
const data = await response.json();
if (!response.ok) {
setError(data.error || "Chyba pri analýze textu.");
return;
}
if (onSubmit) {
onSubmit(input, data.prediction);
}
setInput('');
} catch (error) {
console.error("Chyba požiadavky:", error);
setError("Nepodarilo sa spojiť so serverom.");
}
} else {
setError("Text nesmie byť prázdny.");
}
};
return (
<div className="input-container">
<form onSubmit={handleSubmit} className="input-wrapper">
<input
type="text"
value={input}
onChange={(e) => setInput(e.target.value)}
placeholder="Zadajte text na analýzu"
className="text-input"
/>
<button type="submit" className="submit-button" title="Spustiť analýzu">
<Send size={24} />
</button>
</form>
{error && (
<div className="mt-8 text-red-500 font-semibold text-center">
{error}
</div>
)}
</div>
);
};
export default ChatInput;

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import React from "react";
const ChatWindow = ({ messages }) => {
return (
<div className="chat-window">
{messages.map((msg, index) => (
<div key={index} className={`message ${msg.sender}`}>
{msg.text}
</div>
))}
</div>
);
};
export default ChatWindow;

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import React from 'react';
import { FaTelegram, FaGooglePlay } from 'react-icons/fa';
const Footer = () => {
return (
<footer className="footer-container">
<p>Created by Tetiana Mohorian</p>
<div className="footer-icons">
<a href="https://t.me/hate_speech_sk_bot" target="_blank" rel="noopener noreferrer">
<FaTelegram size={32} />
</a>
<a href="https://play.google.com/store" target="_blank" rel="noopener noreferrer">
<FaGooglePlay size={28} />
</a>
</div>
</footer>
);
};
export default Footer;

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import React from 'react';
const Header = () => (
<header className="header-container">
<h1 className="app-title">Detektor nenávistného jazyka</h1>
</header>
);
export default Header;

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import React from 'react';
const Historia = ({ history }) => {
if (!history || history.length === 0) {
return <p className="text-center text-gray-400 p-4">Zatiaľ žiadna história</p>;
}
return (
<div className="flex justify-center w-full">
<div className="overflow-x-auto w-[70%] min-w-[400px]">
<table className="table-fixed border-collapse text-gray-300 w-full" style={{ borderSpacing: "20px 0" }}>
<tbody>
{history.map((item, index) => (
<tr key={index} className={index % 2 === 0 ? 'bg-gray-800/40' : 'bg-gray-800/20'}>
<td className="px-6 py-3 text-left">{item.text}</td>
<td className="px-6 py-3 text-center">
<span className={`px-3 py-1 rounded-full text-xs font-medium ${
item.prediction.includes("toxický")
? "bg-red-500/40 text-red-100"
: "bg-green-500/40 text-green-100"
}`}>
{item.prediction}
</span>
</td>
<td className="px-6 py-3 text-right text-gray-400 text-xs">{item.timestamp}</td>
</tr>
))}
</tbody>
</table>
</div>
</div>
);
};
export default Historia;

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import React, { useState, useEffect } from 'react';
import ChatInput from './ChatInput.jsx';
import Historia from './Historia.jsx';
import { ChevronDown, ChevronUp } from 'lucide-react';
const InfoBox = () => {
const [headerText, setHeaderText] = useState('Analyzujte text na nenávistný jazyk');
const [paragraphText, setParagraphText] = useState('Tento nástroj využíva umelú inteligenciu na identifikáciu toxického obsahu v textoch. Stačí zadať text a zistiť, či obsahuje nenávistný jazyk.');
const [history, setHistory] = useState([]);
const [showHistory, setShowHistory] = useState(false);
const [isLoading, setIsLoading] = useState(false);
const fetchHistory = async () => {
try {
const response = await fetch("/api/history");
const data = await response.json();
setHistory(data);
} catch (err) {
console.error("Nepodarilo sa načítať históriu:", err);
}
};
const handleSendMessage = async (userMessage) => {
setHeaderText("Analyzujem text...");
setParagraphText("Analyzujeme váš text, prosím čakajte...");
setIsLoading(true);
const startTime = Date.now();
try {
const response = await fetch("/api/predict", {
method: "POST",
headers: { "Content-Type": "application/json" },
body: JSON.stringify({ text: userMessage }),
});
const data = await response.json();
const elapsed = Date.now() - startTime;
const minimumDelay = 5000;
if (elapsed < minimumDelay) {
await new Promise(resolve => setTimeout(resolve, minimumDelay - elapsed));
}
if (response.ok) {
setHeaderText(data.prediction);
setParagraphText(`Váš text bol: "${userMessage}"`);
fetchHistory();
} else {
console.error("Server vrátil chybu:", data.error);
}
} catch (error) {
console.error("Chyba pri odosielaní:", error);
} finally {
setIsLoading(false);
}
};
useEffect(() => {
fetchHistory();
}, []);
return (
<div className="info-container text-center w-full pb-16">
<h2 className={isLoading ? "pulse" : ""}>{isLoading ? 'Analyzujem text...' : headerText}</h2>
<p>{isLoading ? 'Prosím čakajte, prebieha analýza.' : paragraphText}</p>
<div className="flex flex-col items-center w-full">
<ChatInput onSubmit={handleSendMessage} />
{isLoading && (
<div className="flex justify-center items-center mt-4">
<div className="w-6 h-6 border-4 border-blue-500 border-t-transparent border-solid rounded-full animate-spin"></div>
</div>
)}
<div className="relative w-full mt-8 max-w-3x">
<button
onClick={() => setShowHistory(!showHistory)}
disabled={isLoading}
className="button-historia w-full py-3 px-5 rounded-lg transition font-semibold text-white bg-gray-800/70 hover:bg-gray-800/90"
style={{
position: 'relative',
display: 'block',
width: '100%',
textAlign: 'center',
height: '48px',
transition: 'all 0.3s ease'
}}
>
<div style={{
position: 'relative',
display: 'inline-block',
width: '100%'
}}>
<span style={{
position: 'absolute',
left: '0',
top: '50%',
transform: 'translateY(-50%)',
paddingTop: '-7px',
paddingBottom: '7px'
}}>
🕘 História analýz
</span>
<span style={{
position: 'absolute',
right: '0',
top: '50%',
transform: 'translateY(-50%)',
paddingTop: '7px',
paddingBottom: '7px'
}}>
{showHistory ? <ChevronUp size={24}/> : <ChevronDown size={24}/>}
</span>
</div>
</button>
{showHistory && (
<div
className={`w-full
mt-2 p-4 rounded-lg
bg-gray-900/80 backdrop-blur-md
overflow-y-auto max-h-40
transition-all duration-500 ease-in-out
mx-auto
${showHistory ? 'max-h-40 opacity-100' : 'max-h-0 opacity-0'} `}
style={{
maxHeight: '80px',
overflowY: 'auto',
scrollbarWidth: 'thin',
scrollbarColor: '#4B5563 transparent'
}}
>
<div className="history-container" style={{minHeight: '150px', minHeight: window.innerWidth <= 426 ? '20px' : '140px',}}>
<div className="flex justify-center">
<Historia history={history}/>
</div>
</div>
</div>
)}
</div>
</div>
</div>
);
};
export default InfoBox;