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using Gee;
using Gtk;
using Dino.Entities;
using Xmpp;
namespace Dino.Ui {
protected class RosterList {
public signal void conversation_selected(Conversation? conversation);
private StreamInteractor stream_interactor;
private Gee.List<Account> accounts;
private ulong[] handler_ids = new ulong[0];
private ListBox list_box = new ListBox();
private HashMap<Account, HashMap<Jid, ListRow>> rows = new HashMap<Account, HashMap<Jid, ListRow>>(Account.hash_func, Account.equals_func);
public RosterList(StreamInteractor stream_interactor, Gee.List<Account> accounts) {
this.stream_interactor = stream_interactor;
this.accounts = accounts;
handler_ids += stream_interactor.get_module(RosterManager.IDENTITY).removed_roster_item.connect( (account, jid, roster_item) => {
if (accounts.contains(account)) {
on_removed_roster_item(account, jid, roster_item);
}
});
handler_ids += stream_interactor.get_module(RosterManager.IDENTITY).updated_roster_item.connect( (account, jid, roster_item) => {
if (accounts.contains(account)) {
on_updated_roster_item(account, jid, roster_item);
}
});
list_box.destroy.connect(() => {
foreach (ulong handler_id in handler_ids) stream_interactor.get_module(RosterManager.IDENTITY).disconnect(handler_id);
});
foreach (Account a in accounts) fetch_roster_items(a);
}
private void on_removed_roster_item(Account account, Jid jid, Roster.Item roster_item) {
if (rows.has_key(account) && rows[account].has_key(jid)) {
list_box.remove(rows[account][jid]);
rows[account].unset(jid);
}
}
private void on_updated_roster_item(Account account, Jid jid, Roster.Item roster_item) {
on_removed_roster_item(account, jid, roster_item);
ListRow row = new ListRow.from_jid(stream_interactor, roster_item.jid, account, accounts.size > 1);
rows[account][jid] = row;
list_box.append(row);
list_box.invalidate_sort();
list_box.invalidate_filter();
}
private void fetch_roster_items(Account account) {
rows[account] = new HashMap<Jid, ListRow>(Jid.hash_func, Jid.equals_func);
foreach (Roster.Item roster_item in stream_interactor.get_module(RosterManager.IDENTITY).get_roster(account)) {
on_updated_roster_item(account, roster_item.jid, roster_item);
}
}
public ListBox get_list_box() {
return list_box;
}
}
}
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