va-tracker-middleware/src/controllers/va/vaLeaves/vaLeavesApply.controller.js

354 lines
12 KiB
JavaScript

import jwt from "jsonwebtoken";
import { VAModel, LeavesModel } from "../../../models/vaModel.js";
// Apply for leave
async function va_leave_apply_function(req, res) {
try {
const accessToken = req.headers.token;
if (!accessToken) {
return res.status(401).json({ success: false, message: "Missing token" });
}
const decoded = jwt.verify(accessToken, process.env.JWT_SECRET_ACCESS_TOKEN);
if (!decoded || !decoded.email) {
return res.status(401).json({ success: false, message: "Invalid token" });
}
const vaEmail = decoded.email;
const vaUser = await VAModel.findOne({ "userDetails.email": vaEmail });
if (!vaUser) {
return res.status(404).json({ success: false, message: "VA not found" });
}
const vaId = vaUser._id;
const { dateFrom, dateTo, leaveType, comment } = req.body;
if (!dateFrom || !dateTo || !leaveType || !comment) {
return res.status(400).json({
success: false,
message: "dateFrom, dateTo, leaveType, and comment are required"
});
}
// Validate date formats
let startDate, endDate;
try {
startDate = new Date(dateFrom);
endDate = new Date(dateTo);
// Set to start of day for accurate calculation
startDate.setHours(0, 0, 0, 0);
endDate.setHours(0, 0, 0, 0);
if (isNaN(startDate.getTime()) || isNaN(endDate.getTime())) {
return res.status(400).json({
success: false,
message: "Invalid date format. Use valid date format (YYYY-MM-DD)"
});
}
} catch (error) {
return res.status(400).json({
success: false,
message: "Invalid date format"
});
}
// Ensure start date is before or equal to end date
if (startDate > endDate) {
return res.status(400).json({
success: false,
message: "Start date must be before or equal to end date"
});
}
// Ensure dates are not in the past
const today = new Date();
today.setHours(0, 0, 0, 0);
if (startDate < today) {
return res.status(400).json({
success: false,
message: "Cannot apply for leave for past dates"
});
}
// Validate leave type
const validLeaveTypes = ["SICK", "PTO"];
if (!validLeaveTypes.includes(leaveType)) {
return res.status(400).json({
success: false,
message: "Invalid leave type. Must be SICK or PTO"
});
}
// Calculate total days (inclusive of both start and end dates)
const timeDifference = endDate.getTime() - startDate.getTime();
const totalDays = Math.floor(timeDifference / (1000 * 60 * 60 * 24)) + 1; // +1 to include both start and end dates
if (totalDays <= 0) {
return res.status(400).json({
success: false,
message: "Invalid date range"
});
}
// Check for overlapping leave requests
const existingLeave = await LeavesModel.findOne({
vaId,
status: "PENDING",
$or: [
{
dateFrom: { $lte: endDate },
dateTo: { $gte: startDate }
}
]
});
if (existingLeave) {
return res.status(400).json({
success: false,
message: "You already have a pending leave request that overlaps with these dates"
});
}
// Check for overlapping approved leaves
const existingApprovedLeave = await LeavesModel.findOne({
vaId,
status: "APPROVED",
$or: [
{
dateFrom: { $lte: endDate },
dateTo: { $gte: startDate }
}
]
});
if (existingApprovedLeave) {
return res.status(400).json({
success: false,
message: "You already have an approved leave that overlaps with these dates"
});
}
const processedComment = processHTMLComment(comment);
// Create leave request
const leaveRequest = new LeavesModel({
vaId,
dateFrom: startDate,
dateTo: endDate,
days: totalDays.toString(),
leaveType,
comment: processedComment.processedHTML,
attachments: processedComment.extractedImages,
status: "PENDING"
});
await leaveRequest.save();
try {
// const salesforceUrl = `${process.env.SF_DOCTRACKER_API_URL}services/apexrest/docva/api/timesheet-adjustment`;
// const sfData = {
// "id": leaveRequest._id,
// "va": {
// "id": vaId
// },
// "dateFrom": startDate.toISOString().split('T')[0],
// "dateTo": endDate.toISOString().split('T')[0],
// "totalDays": totalDays,
// "leaveType": leaveType,
// "comment": processedComment.plainText, // Send plain text to Salesforce
// "attachments": processedComment.extractedImages, // Send extracted images info
// "status": "PENDING",
// "rejectionReason": ""
// }
// const response = await fetch(salesforceUrl, {
// method: 'POST',
// headers: {
// 'Content-Type': 'application/json',
// // Add any required headers for Salesforce authentication
// // 'Authorization': 'Bearer ' + process.env.SF_ACCESS_TOKEN
// },
// body: JSON.stringify({"data": sfData})
// });
// if (!response.ok) {
// const errorText = await response.text();
// throw new Error(`Salesforce API responded with status ${response.status}: ${errorText}`);
// }
// const result = await response.json();
// // console.log("✅ Successfully synced VA data to Salesforce:", result);
return res.status(201).json({
success: true,
message: "Leave request submitted successfully",
data: {
leaveId: leaveRequest._id,
dateFrom: startDate.toISOString().split('T')[0],
dateTo: endDate.toISOString().split('T')[0],
totalDays: totalDays,
leaveType,
comment: processedComment.processedHTML,
// attachments: processedComment.extractedImages,
status: "PENDING"
},
// SyncSalesforce: result
});
} catch (error) {
console.error("Failed to sync with Salesforce:", error.message);
console.log(error)
// Create a custom error to distinguish Salesforce errors
const salesforceError = new Error(`Salesforce sync failed: ${error.message}`);
salesforceError.isSalesforceError = true;
throw salesforceError;
}
// return res.status(201).json({
// success: true,
// message: "Leave request submitted successfully",
// data: {
// leaveId: leaveRequest._id,
// dateFrom: startDate.toISOString().split('T')[0],
// dateTo: endDate.toISOString().split('T')[0],
// totalDays: totalDays,
// leaveType,
// comment,
// status: "PENDING"
// }
// });
} catch (error) {
console.error("Leave apply error:", error);
if (error.name === 'JsonWebTokenError') {
return res.status(401).json({ success: false, message: "Invalid token" });
}
if (error.name === 'TokenExpiredError') {
return res.status(401).json({ success: false, message: "Token expired" });
}
return res.status(500).json({
success: false,
message: "Internal Server Error",
error: error.message
});
}
}
function processHTMLComment(htmlComment) {
try {
let processedHTML = htmlComment;
const extractedImages = [];
let plainText = '';
// Extract plain text from HTML for Salesforce
plainText = extractPlainTextFromHTML(htmlComment);
// Process base64 images in HTML
const imageProcessingResult = extractAndProcessBase64Images(htmlComment);
processedHTML = imageProcessingResult.processedHTML;
extractedImages.push(...imageProcessingResult.extractedImages);
return {
processedHTML,
plainText,
extractedImages
};
} catch (error) {
console.error("Error processing HTML comment:", error);
// Return original content if processing fails
return {
processedHTML: htmlComment,
plainText: extractPlainTextFromHTML(htmlComment),
extractedImages: []
};
}
}
// Helper function to extract plain text from HTML
function extractPlainTextFromHTML(html) {
try {
// Remove HTML tags and decode HTML entities
let plainText = html
.replace(/<[^>]*>/g, ' ') // Replace tags with spaces
.replace(/\s+/g, ' ') // Collapse multiple spaces
.trim();
// Decode common HTML entities
plainText = plainText
.replace(/&nbsp;/g, ' ')
.replace(/&amp;/g, '&')
.replace(/&lt;/g, '<')
.replace(/&gt;/g, '>')
.replace(/&quot;/g, '"')
.replace(/&#39;/g, "'")
.replace(/&#x27;/g, "'")
.replace(/&#x2F;/g, '/');
return plainText;
} catch (error) {
console.error("Error extracting plain text from HTML:", error);
return html.replace(/<[^>]*>/g, ' ').trim();
}
}
// Helper function to extract and process base64 images from HTML
function extractAndProcessBase64Images(html) {
const extractedImages = [];
let processedHTML = html;
try {
// Regex to find base64 images in HTML (various formats)
const base64Regex = /<img[^>]+src="data:image\/([a-zA-Z0-9+]+);base64,([^"]+)"[^>]*>/gi;
let match;
let imageIndex = 0;
while ((match = base64Regex.exec(html)) !== null) {
const fullMatch = match[0];
const imageType = match[1]; // png, jpeg, gif, etc.
const base64Data = match[2];
// Create a unique filename
const timestamp = Date.now();
const filename = `leave_image_${timestamp}_${imageIndex}.${imageType}`;
// Calculate approximate file size
const size = Math.floor((base64Data.length * 3) / 4); // Base64 size calculation
// Store image information
extractedImages.push({
filename: filename,
mimeType: `image/${imageType}`,
base64Data: base64Data,
size: size,
originalHTML: fullMatch, // Store original img tag for reference
index: imageIndex
});
// Replace base64 with a reference in HTML
const replacementHTML = `<img src="attachment://${filename}" alt="Leave evidence ${imageIndex + 1}" data-filename="${filename}" data-image-index="${imageIndex}" class="leave-image">`;
processedHTML = processedHTML.replace(fullMatch, replacementHTML);
imageIndex++;
}
return {
processedHTML,
extractedImages
};
} catch (error) {
console.error("Error processing base64 images:", error);
return {
processedHTML: html,
extractedImages: []
};
}
}
export { va_leave_apply_function };