react-native-langflow-chat
Version:
A native React Native component for integrating LangFlow chat with streaming support, citation bubbles, react-native-marked rendering, and customizable UI
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JavaScript
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var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
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var desc = Object.getOwnPropertyDescriptor(m, k);
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desc = { enumerable: true, get: function() { return m[k]; } };
}
Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || (function () {
var ownKeys = function(o) {
ownKeys = Object.getOwnPropertyNames || function (o) {
var ar = [];
for (var k in o) if (Object.prototype.hasOwnProperty.call(o, k)) ar[ar.length] = k;
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return function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k = ownKeys(mod), i = 0; i < k.length; i++) if (k[i] !== "default") __createBinding(result, mod, k[i]);
__setModuleDefault(result, mod);
return result;
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})();
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.MessageWithCitations = exports.parseMessageWithCitations = void 0;
const react_1 = __importStar(require("react"));
const react_native_1 = require("react-native");
const Citation_1 = require("./Citation");
const MarkdownRenderer_1 = __importDefault(require("./MarkdownRenderer"));
// Function to parse messages and extract citations
const parseMessageWithCitations = (text) => {
const citationRegex = /\[src name="([^"]+)" page="([^"]+)" total_pages="([^"]+)"\]/g;
const citations = [];
let citationCounter = 1;
// Replace each citation with a numbered placeholder
const parsedText = text.replace(citationRegex, (match, src, page, total_pages) => {
const citation = {
id: citationCounter,
src,
page,
total_pages,
displayText: `${src} - Page ${page}/${total_pages}`,
};
citations.push(citation);
return `◐${citationCounter++}◑`; // Temporary placeholder
});
return { text: parsedText, citations };
};
exports.parseMessageWithCitations = parseMessageWithCitations;
// Main component to render text with citations
const MessageWithCitations = ({ text, messageStyle, sourceTooltipTitle, pageText, ofText, citationBubbleColor, enableMarkdown, fontSize, }) => {
const [selectedCitation, setSelectedCitation] = (0, react_1.useState)(null);
const parsedMessage = (0, exports.parseMessageWithCitations)(text);
return (<react_native_1.View style={styles.messageWithCitations}>
<MarkdownRenderer_1.default content={parsedMessage.text} style={messageStyle} fontSize={fontSize} enableMarkdown={enableMarkdown} citations={parsedMessage.citations} onCitationPress={setSelectedCitation} citationBubbleColor={citationBubbleColor}/>
<Citation_1.CitationTooltip citation={selectedCitation} visible={!!selectedCitation} onClose={() => setSelectedCitation(null)} sourceTitle={sourceTooltipTitle} pageText={pageText} ofText={ofText}/>
</react_native_1.View>);
};
exports.MessageWithCitations = MessageWithCitations;
const styles = react_native_1.StyleSheet.create({
messageWithCitations: {
flexDirection: "column",
width: "100%",
},
});