var express = require('express');
var router = new express.Router();
var mail = require('../mail.js');
var database = require('../database.js');

// Single user notification
router.post('/:recipient/noticeUserSend', function(request, response) {
    var params = {
        recipient: request.params.recipient,
        sender: request.body.sender,
        category: request.body.category,
        message: request.body.message
    };

    if (params.sender == params.recipient)
        return;

    let query = `SELECT COUNT(*) isEnabled 
                FROM noticeSubscription s 
                    JOIN noticeCategory c ON c.id = s.noticeCategoryFk AND c.isEnabled 
                WHERE c.keyName = ? AND s.userFk = ?`;

    database.pool.query(query, [params.category, params.recipient, params.sender], (error, result) => {
        mail.sendWithTemplate('notice', params, result => {
            return response.json(result);
        });
    });
});

// Send notification to all user subscribed to category
router.post('/:category/noticeCategorySend', function(request, response) {
    var params = {
        sender: request.body.sender,
        category: request.params.category,
        message: request.body.message
    };

    let query = `SELECT s.userFk id FROM noticeSubscription s JOIN noticeCategory
                 c ON c.id = s.noticeCategoryFk AND c.isEnabled WHERE c.keyName = ? AND s.userFk != ?`;

    database.pool.query(query, [params.category, params.sender], (error, result) => {
        result.forEach(function(user) {
            params.recipient = user.id;

            mail.sendWithTemplate('notice', params, result => {
                return response.json(result);
            });
        }, this);
    });
});

// Send system notification
router.post('/:recipient/noticeSystemSend', function(request, response) {
    var params = {
        recipient: request.params.recipient,
        sender: 50069, // verdnatura
        category: request.body.category,
        message: request.body.message
    };

    mail.sendWithTemplate('notice', params, result => {
        return response.json(result);
    });
});

module.exports = router;