const { validationResult, query } = require("express-validator");
const Logger = require("../models/Logger");
const { paginationOptions } = require("../plugins/pagination");

// get admin login logs with optional filtering and pagination
module.exports.getAdminLoginLogs = [
  [
    query("page")
      .optional()
      .isInt({ min: 1 })
      .withMessage("Page must be a positive integer."),
    query("limit")
      .optional()
      .isInt({ min: 1 })
      .withMessage("Limit must be a positive integer."),
    query("sort")
      .optional()
      .isIn(["asc", "desc"])
      .withMessage('Sort must be either "asc" or "desc".'),
    query("fromDate")
      .optional()
      .isISO8601()
      .withMessage("From date must be a valid date."),
    query("toDate")
      .optional()
      .isISO8601()
      .withMessage("To date must be a valid date."),
  ],
  async (req, res) => {
    const errors = validationResult(req);
    if (!errors.isEmpty())
      return res.status(422).json({ validation: errors.mapped() });

    try {
      const {
        page = 1,
        limit = 1000,
        sort = "desc",
        fromDate,
        toDate,
      } = req?.query;

      const filters = {};
      if (fromDate) filters.LastLogin = { $gte: new Date(fromDate) };
      if (toDate)
        filters.LastLogin = { ...filters.LastLogin, $lte: new Date(toDate) };

      const options = paginationOptions({ page, limit, sort });
      const logs = await Logger.find(filters)
        .populate({ path: "user", select: { password: 0 } })
        .sort({ updated_at: sort === "desc" ? -1 : 1 })
        .skip(options.skip)
        .limit(options.limit);

      const totalLogs = await Logger.countDocuments(filters);
      const totalPages = Math.ceil(totalLogs / options.limit);

      return res.status(200).json({
        logs: logs.map((log) => {
          log.LastLogin = new Date(log.LastLogin).toLocaleString("fa-IR", {
            timeZone: "Asia/Tehran",
            // hour: "2-digit",
            // minute: "2-digit",
            // day: "2-digit",
            // month: "2-digit",
            // weekday: "short",
            // year: "2-digit",
            // timeZoneName: "long",
          });
          return log;
        }),
        page: options.page,
        totalPages,
        totalLogs,
      });
    } catch (error) {
      console.error("Error fetching admin login logs:", error);
      return res.status(500).json({ message: "Server error occurred." });
    }
  },
];