// Copyright (c) 2018 Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.

#![deny(missing_docs)]

use jid::Jid;

generate_attribute!(
    /// Whether a conference bookmark should be joined automatically.
    Autojoin, "autojoin", bool
);

generate_element!(
    /// A conference bookmark.
    Conference, "conference", BOOKMARKS,
    attributes: [
        /// Whether a conference bookmark should be joined automatically.
        autojoin: Autojoin = "autojoin" => default,

        /// The JID of the conference.
        jid: Jid = "jid" => required,

        /// A user-defined name for this conference.
        name: String = "name" => required
    ],
    children: [
        /// The nick the user will use to join this conference.
        nick: Option<String> = ("nick", BOOKMARKS) => String,

        /// The password required to join this conference.
        password: Option<String> = ("password", BOOKMARKS) => String
    ]
);

generate_element!(
    /// An URL bookmark.
    Url, "url", BOOKMARKS,
    attributes: [
        /// A user-defined name for this URL.
        name: String = "name" => required,

        /// The URL of this bookmark.
        url: String = "url" => required
    ]
);

generate_element!(
    /// Container element for multiple bookmarks.
    Storage, "storage", BOOKMARKS,
    children: [
        /// Conferences the user has expressed an interest in.
        conferences: Vec<Conference> = ("conference", BOOKMARKS) => Conference,

        /// URLs the user is interested in.
        urls: Vec<Url> = ("url", BOOKMARKS) => Url
    ]
);

impl Storage {
    /// Create an empty bookmarks storage.
    pub fn new() -> Storage {
        Storage {
            conferences: Vec::new(),
            urls: Vec::new(),
        }
    }
}

#[cfg(test)]
mod tests {
    use super::*;
    use try_from::TryFrom;
    use minidom::Element;
    use error::Error;
    use compare_elements::NamespaceAwareCompare;

    #[test]
    fn empty() {
        let elem: Element = "<storage xmlns='storage:bookmarks'/>".parse().unwrap();
        let elem1 = elem.clone();
        let storage = Storage::try_from(elem).unwrap();
        assert_eq!(storage.conferences.len(), 0);
        assert_eq!(storage.urls.len(), 0);

        let elem2 = Element::from(Storage::new());
        assert!(elem1.compare_to(&elem2));
    }
}