const express = require("express");
const path = require("path");
const fs = require("fs");
const multer = require("multer");
const FamilyMember = require("../models/FamilyMember");

const router = express.Router();

const uploadsDir = path.join(__dirname, "..", "uploads", "family");
fs.mkdirSync(uploadsDir, { recursive: true });

const storage = multer.diskStorage({
  destination: (req, file, cb) => {
    cb(null, uploadsDir);
  },
  filename: (req, file, cb) => {
    const timestamp = Date.now();
    const safeName = file.originalname.replace(/\s+/g, "-");
    cb(null, `${timestamp}-${safeName}`);
  },
});

const upload = multer({ storage });

router.get("/", async (req, res) => {
  try {
    const members = await FamilyMember.find().sort({ order: 1, createdAt: 1 });
    res.json(members);
  } catch (error) {
    res.status(500).json({ message: "Failed to fetch family members" });
  }
});

router.post("/", async (req, res) => {
  try {
    const member = await FamilyMember.create(req.body);
    res.status(201).json(member);
  } catch (error) {
    res.status(400).json({ message: "Failed to create family member" });
  }
});

router.post("/upload-icon", upload.single("file"), async (req, res) => {
  try {
    if (!req.file) {
      return res.status(400).json({ message: "File is required" });
    }
    const baseUrl = `${req.protocol}://${req.get("host")}`;
    const url = `${baseUrl}/uploads/family/${req.file.filename}`;
    res.status(201).json({ url });
  } catch (error) {
    res.status(400).json({ message: "Failed to upload icon" });
  }
});

router.get("/:id", async (req, res) => {
  try {
    const member = await FamilyMember.findById(req.params.id);
    if (!member) {
      return res.status(404).json({ message: "Family member not found" });
    }
    res.json(member);
  } catch (error) {
    res.status(400).json({ message: "Failed to fetch family member" });
  }
});

router.put("/:id", async (req, res) => {
  try {
    const member = await FamilyMember.findByIdAndUpdate(req.params.id, req.body, {
      new: true,
    });
    if (!member) {
      return res.status(404).json({ message: "Family member not found" });
    }
    res.json(member);
  } catch (error) {
    res.status(400).json({ message: "Failed to update family member" });
  }
});

router.delete("/:id", async (req, res) => {
  try {
    const member = await FamilyMember.findByIdAndDelete(req.params.id);
    if (!member) {
      return res.status(404).json({ message: "Family member not found" });
    }
    res.json({ ok: true });
  } catch (error) {
    res.status(400).json({ message: "Failed to delete family member" });
  }
});

module.exports = router;