const db = require("../models");
const SubmissionDeadline = db.SubmissionDeadline;
const logger = require("../services/logger");



// POST /api/submission-deadlines
exports.updateDeadlineData = async (req, res) => {
  try {
    const {
      deadline_days_after_quarter_end,
      grace_periods_days_after_deadline,
      first_reminder_days_before_deadline,
      second_reminder_days_before_deadline,
      created_by,
      updated_by,
    } = req.body;

    // Try to find existing record (id=1)
    let existing = await SubmissionDeadline.findByPk(1);

    if (existing) {
      // Update
      await existing.update({
        deadline_days_after_quarter_end,
        grace_periods_days_after_deadline,
        first_reminder_days_before_deadline,
        second_reminder_days_before_deadline,
        updated_at: new Date(),
        updated_by: req.body.updated_by || req.user.id,
      });
      
      res.status(200).json({ status: "success", message: "Deadline updated successfully", data: existing });
    } else {
      // Create new (set id = 1 manually)
      const newRecord = await SubmissionDeadline.create({
        id: 1,
        deadline_days_after_quarter_end,
        grace_periods_days_after_deadline,
        first_reminder_days_before_deadline,
        second_reminder_days_before_deadline,
        created_at: new Date(),
        created_by: req.body.created_by || req.user.id,
      });

      res.status(201).json({ status: "success", message: "Deadline created successfully", data: newRecord });
    }

  } catch (err) {    
    logger.error(err.message);
    res.status(500).json({ status: "failed", message: "Internal server error" });
  }
};