const statusCodes = require("../utils/statusCodes.js").statusCodes;
const express = require("express");
const router = express.Router();

const Ajv = require("ajv");
const addFormats = require("ajv-formats");
const ajv = new Ajv({ allErrors: true });
addFormats(ajv);
const schema_mailbox = require("../schemas/mailbox_schema.json");
const { addMailbox } = require("../controllers/addMailbox.js");
const { getMailboxes } = require("../db/api.js");

const validate_mailbox = ajv.compile(schema_mailbox);

/**
 * Return all mailboxes and folders for an user
 */
router.get("/mailboxes", (req, res) => {
    getMailboxes().then((data) => {
        res.status(statusCodes.OK).json(data)
    });
});

/**
 * @param {number} mailboxId the id of the mailbox (account_id) from which to fetch the messages, 0 if from all
 * @param {number} offset the offset of the query
 * @param {number} limit the number of message to return
 * @param {string} token the token of the user
 * @return {object} a list of room and their preview (subject)
 */
router.get("/{mailboxId}/messages", (req, res) => {
    const { mailboxId, offset, limit } = req.params;
    // todo check token
    // todo use offset
    const query = `
        SELECT app_room.room_id, app_room.room_name, app_room.owner_id, app_room.notSeen, mailbox_message.mailbox_id, address.email
            FROM app_room 
            INNER JOIN message
            INNER JOIN mailbox_message
            INNER JOIN address
            WHERE 
                message.message_id = app_room.message_id AND
                mailbox_message.mailbox_id = 1 AND 
                mailbox_message.message_id = message.message_id AND
                address.address_id = app_room.owner_id
        `;
    const values = [mailboxId];

});

/**
 * Register a new mailbox inside the app
 */
router.post("/mailbox", async (req, res) => {
    const valid = validate_mailbox(req.body);
    if (!valid) {
        res.status(statusCodes.NOT_ACCEPTABLE).send(validate_mailbox.errors)
    } else {
        await addMailbox(req.body, res);
    }
});

module.exports = router;