import prisma from "../prisma/client.js";

import { sendEmail } from "../utils/sendEmail.js";
import { getEmailsByType } from "../utils/getEmailByTypes.js";

// CREATE CANDIDATE

export const createCandidate = async (req, res) => {
	try {
		const { fullName, mobile, email, subject, coverLetter, careerId } =
			req.body;

		if (!fullName || !mobile || !email || !careerId) {
			return res.status(400).json({
				success: false,
				message: "Required fields missing",
			});
		}

		const candidate = await prisma.candidate.create({
			data: {
				fullName,
				mobile,
				email,
				subject,
				coverLetter,
				careerId: Number(careerId),
			},
			include: {
				career: true,
			},
		});

		try {
			const emailList = await getEmailsByType("CANDIDATE");

			if (emailList && emailList.length > 0) {
				await sendEmail({
					to: emailList,
					subject: "New Job Application Received",
					html: `
		<div style="font-family: Arial, sans-serif; background-color: #f4f6f8; padding: 20px;">
		  
		  <div style="max-width: 600px; margin: auto; background: #ffffff; border-radius: 10px; overflow: hidden; box-shadow: 0 4px 10px rgba(0,0,0,0.05);">
		    
		    <!-- Header -->
		    <div style="background-color: #0d6efd; color: #ffffff; padding: 20px;">
		      <h2 style="margin: 0;">GG Hospital</h2>
		      <p style="margin: 5px 0 0; font-size: 14px;">
		        New Job Application Received
		      </p>
		    </div>

		    <!-- Body -->
		    <div style="padding: 20px; color: #333;">
		      
		      <h3 style="margin-top: 0;">Candidate Details</h3>
		      
		      <table style="width: 100%; border-collapse: collapse;">
		        <tr>
		          <td style="padding: 8px 0;"><b>Name:</b></td>
		          <td style="padding: 8px 0;">${fullName}</td>
		        </tr>
		        <tr>
		          <td style="padding: 8px 0;"><b>Phone:</b></td>
		          <td style="padding: 8px 0;">${mobile}</td>
		        </tr>
		        <tr>
		          <td style="padding: 8px 0;"><b>Email:</b></td>
		          <td style="padding: 8px 0;">${email}</td>
		        </tr>
		      </table>

		      <h3 style="margin-top: 20px;">Application Details</h3>

		      <table style="width: 100%; border-collapse: collapse;">
		        <tr>
		          <td style="padding: 8px 0;"><b>Applied For:</b></td>
		          <td style="padding: 8px 0;">${candidate.career?.post || "-"}</td>
		        </tr>
		        <tr>
		          <td style="padding: 8px 0;"><b>Designation:</b></td>
		          <td style="padding: 8px 0;">${candidate.career?.designation || "-"}</td>
		        </tr>
		        <tr>
		          <td style="padding: 8px 0;"><b>Subject:</b></td>
		          <td style="padding: 8px 0;">${subject || "-"}</td>
		        </tr>
		      </table>

		      <!-- Cover Letter -->
		      <div style="margin-top: 20px;">
		        <h3>Cover Letter</h3>
				<div style="
					background: #f8f9fa;
					padding: 15px;
					border-radius: 6px;
					line-height: 1.6;
					white-space: pre-wrap;
					word-break: break-word;
					overflow-wrap: anywhere;
				">
					${coverLetter ? coverLetter.replace(/\n/g, "<br/>") : "-"}
				</div>
		      </div>

		    </div>

		    <!-- Footer -->
		    <div style="background: #f1f1f1; padding: 15px; text-align: center; font-size: 12px; color: #666;">
		      This application was submitted via the GG Hospital careers page.
		    </div>

		  </div>

		</div>
		`,
				});
			}
		} catch (err) {
			console.error("Candidate email failed:", err);
		}

		res.status(201).json({
			success: true,
			message: "Application submitted successfully",
			data: candidate,
		});
	} catch (error) {
		console.error(error);
		res.status(500).json({
			success: false,
			message: "Failed to create candidate",
		});
	}
};

// GET ALL CANDIDATES

export const getCandidates = async (req, res) => {
	try {
		const candidates = await prisma.candidate.findMany({
			include: {
				career: true,
			},
			orderBy: {
				createdAt: "desc",
			},
		});

		res.status(200).json({
			success: true,
			data: candidates,
		});
	} catch (error) {
		console.error(error);
		res.status(500).json({
			success: false,
			message: "Failed to fetch candidates",
		});
	}
};

// GET SINGLE CANDIDATE

export const getCandidate = async (req, res) => {
	try {
		const { id } = req.params;

		const candidate = await prisma.candidate.findUnique({
			where: {
				id: Number(id),
			},
			include: {
				career: true,
			},
		});

		if (!candidate) {
			return res.status(404).json({
				success: false,
				message: "Candidate not found",
			});
		}

		res.status(200).json({
			success: true,
			data: candidate,
		});
	} catch (error) {
		console.error(error);
		res.status(500).json({
			success: false,
			message: "Failed to fetch candidate",
		});
	}
};

// GET CANDIDATES BY CAREER

export const getCandidatesByCareer = async (req, res) => {
	try {
		const { careerId } = req.params;

		const candidates = await prisma.candidate.findMany({
			where: {
				careerId: Number(careerId),
			},
			include: {
				career: true,
			},
			orderBy: {
				createdAt: "desc",
			},
		});

		res.status(200).json({
			success: true,
			data: candidates,
		});
	} catch (error) {
		console.error(error);
		res.status(500).json({
			success: false,
			message: "Failed to fetch candidates",
		});
	}
};

// UPDATE CANDIDATE

export const updateCandidate = async (req, res) => {
	try {
		const { id } = req.params;

		const candidate = await prisma.candidate.update({
			where: {
				id: Number(id),
			},
			data: req.body,
		});

		res.status(200).json({
			success: true,
			message: "Candidate updated successfully",
			data: candidate,
		});
	} catch (error) {
		console.error(error);
		res.status(500).json({
			success: false,
			message: "Failed to update candidate",
		});
	}
};

// DELETE CANDIDATE

export const deleteCandidate = async (req, res) => {
	try {
		const { id } = req.params;

		await prisma.candidate.delete({
			where: {
				id: Number(id),
			},
		});

		res.status(200).json({
			success: true,
			message: "Candidate deleted successfully",
		});
	} catch (error) {
		console.error(error);
		res.status(500).json({
			success: false,
			message: "Failed to delete candidate",
		});
	}
};