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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 | 1x 1x 1x 2x 1x 3x 3x 3x 3x 3x 1x 2x 2x 2x 2x 1x 1x 1x 1x 1x 1x 1x 1x | import { Request, Response } from 'express';
import { config } from '../config/config';
import fs from 'fs';
import path from 'path';
import { scoreResume, streamScoreResume, parseResumeFields,
saveParsedResume, getResumeByOwner, updateResume } from '../services/resume_service';
import multer from 'multer';
import {getResumeBuffer, resumeExists} from '../services/resources_service';
import { CustomRequest } from "types/customRequest";
import { handleError } from "../utils/handle_error";
// Simple in-memory cache: { [key: string]: { scoreAndFeedback, timestamp } }
const resumeScoreCache: Record<string, { data: any, timestamp: number }> = {};
const CACHE_TTL_MS = 24* 60 * 60 * 1000; // 24 hour
const getCacheKey = (filename: string, jobDescription?: string) =>
`${filename}::${jobDescription || ''}`;
const getResumeScore = async (req: Request, res: Response) => {
try {
const { filename } = req.params;
const resumePath = path.resolve(config.resources.resumesDirectoryPath(), filename);
const jobDescription = req.query.jobDescription as string;
if (!fs.existsSync(resumePath)) {
return res.status(404).send('Resume not found');
}
const cacheKey = getCacheKey(filename, jobDescription);
const cached = resumeScoreCache[cacheKey];
Iif (cached && Date.now() - cached.timestamp < CACHE_TTL_MS) {
return res.status(200).send(cached.data);
}
const scoreAndFeedback = await scoreResume(resumePath, jobDescription);
resumeScoreCache[cacheKey] = { data: scoreAndFeedback, timestamp: Date.now() };
return res.status(200).send(scoreAndFeedback);
} catch (error) {
Iif (error instanceof TypeError) {
return res.status(400).send(error.message);
} else {
handleError(error, res);
}
}
};
const getStreamResumeScore = async (req: CustomRequest, res: Response) => {
try {
const { filename } = req.params;
const resumePath = path.resolve(config.resources.resumesDirectoryPath(), filename);
const jobDescription = req.query.jobDescription as string;
if (!fs.existsSync(resumePath)) {
return res.status(404).send('Resume not found');
}
const cacheKey = getCacheKey(filename, jobDescription);
const cached = resumeScoreCache[cacheKey];
if (cached && Date.now() - cached.timestamp < CACHE_TTL_MS) {
// Stream cached result as SSE
res.setHeader('Content-Type', 'text/event-stream');
res.setHeader('Cache-Control', 'no-cache');
res.setHeader('Connection', 'keep-alive');
res.write(`data: ${JSON.stringify({ ...cached.data, done: true })}\n\n`);
res.end();
return;
}
// Set headers for SSE
res.setHeader('Content-Type', 'text/event-stream');
res.setHeader('Cache-Control', 'no-cache');
res.setHeader('Connection', 'keep-alive');
// Handle client disconnect
req.on('close', () => {
res.end();
});
// Stream the response
let fullChunk = '';
const [score, fullText] = await streamScoreResume(
resumePath,
jobDescription,
(chunk) => {
fullChunk += chunk;
res.write(`data: ${JSON.stringify({ chunk })}\n\n`);
}
);
// Send the final score
res.write(`data: ${JSON.stringify({ score, done: true })}\n\n`);
res.end();
// Optionally cache the result (score and fullText)
resumeScoreCache[cacheKey] = { data: { score, fullText }, timestamp: Date.now() };
await updateResume(req.user.id, jobDescription, fullText, score);
} catch (error) {
if (error instanceof TypeError) {
return res.status(400).send(error.message);
} else {
handleError(error, res);
}
}
};
const parseResume = async (req: CustomRequest, res: Response) => {
try {
if (!req.body.resumefileName) {
return res.status(400).json({ error: 'No resume file uploaded' });
}
else if (!resumeExists(req.body.resumefileName)) {
return res.status(400).json({ error: 'No resume file uploaded' });
}
const resumeFilename = req.body.resumefileName;
const parsed = await parseResumeFields(getResumeBuffer(req.body.resumefileName), resumeFilename);
const resumeData = await saveParsedResume(parsed, req.user.id, resumeFilename, req.body.originfilename);
return res.status(200).json(parsed);
} catch (err: any) {
console.error('Error parsing resume:', err);
return handleError(err, res);
}
};
const getResume = async (req: CustomRequest, res: Response) => {
try {
const ownerId = req.user.id;
const resume = await getResumeByOwner(ownerId);
if (!resume) {
return res.status(404).json({ error: 'Resume not found' });
}
return res.status(200).json(resume);
} catch (error) {
console.error('Error retrieving resume:', error);
return handleError(error, res);
}
}
const getResumeData = async (req: CustomRequest, res: Response) => {
try {
const ownerId = req.user.id;
// Get the optional version parameter from query string
const version = req.query.version ? parseInt(req.query.version as string) : undefined;
const resume = await getResumeByOwner(ownerId, version);
return res.status(200).json(resume);
} catch (error) {
console.error('Error retrieving resume data:', error);
return handleError(error, res);
}
};
export default { parseResume, getResumeScore,
getStreamResumeScore, getResumeData, getResume }; |