/* -*- mode: js2; js2-basic-offset: 4; indent-tabs-mode: nil -*- */

const Clutter = imports.gi.Clutter;
const DBus = imports.dbus;
const Lang = imports.lang;
const Mainloop = imports.mainloop;
const Shell = imports.gi.Shell;
const Gvc = imports.gi.Gvc;
const Signals = imports.signals;
const St = imports.gi.St;
const Soup = imports.gi.Soup;

const PanelMenu = imports.ui.panelMenu;
const PopupMenu = imports.ui.popupMenu;
const Util = imports.misc.util;

const Gettext = imports.gettext.domain('gnome-shell');
const _ = Gettext.gettext;

function Indicator() {
    this._init.apply(this, arguments);
}

Indicator.prototype = {
    __proto__: PanelMenu.SystemStatusButton.prototype,

    get_icon: function(code) {
        code = parseInt(code, 10);

        switch (code){
            case 4:
                return 'weather-storm';
            case 5:
            case 10:
            case 11:
            case 12:
            case 39:
            case 40:
                return 'weather-showers';
            case 26:
                return 'weather-overcast';
            case 28:
            case 30:
            case 44:
                return 'weather-few-clouds';
            case 32:
            case 34:
            case 36:
                return 'weather-clear';
            default:
                return 'weather-snow';
        }
    },

    _callback: function(s, sm, ind) {
        msg = sm.response_body.data.split("\n");
        output = ind._outputTomorrow;
        for (i=0; i<msg.length; i++) {
            if (msg[i].search("yweather:condition") > 0) {
                exp=/code="(\d*)"/g;
                cloud = exp.exec(msg[i])[1];
                exp=/text="([A-Za-z ]*)"/g;
                text = exp.exec(msg[i])[1];
                exp=/temp="(\d*)"/g;
                temp = exp.exec(msg[i])[1];


                ind._outputToday.label.set_text(text + ' ' + temp + 'C ' + '(' + cloud + ')');
                gicon = Shell.util_icon_from_string(ind.get_icon(cloud));
                ind._outputToday._icon.gicon = gicon;
                ind.setGIcon(gicon);
            }
            if (msg[i].search("yweather:forecast") > 0) {
                exp=/code="(\d*)"/g;
                cloud = exp.exec(msg[i])[1];
                exp=/text="([A-Za-z ]*)"/g;
                text = exp.exec(msg[i])[1];
                exp=/day="([A-Za-z ]*)"/g;
                day = exp.exec(msg[i])[1];
                exp=/low="(\d*)"/g;
                templ = exp.exec(msg[i])[1];
                exp=/high="(\d*)"/g;
                temph = exp.exec(msg[i])[1];

                output.label.set_text(day + ' ' + text + ' ' + templ + 'C-' + temph + 'C ' + '(' + cloud + ')');
                gicon = Shell.util_icon_from_string(ind.get_icon(cloud));
                output._icon.gicon = gicon;

                output = ind._outputNext;
            }
        }
    },

    _on_update: function(ind) {
        zone = 'SPXX0220';
        uri = 'http://weather.yahooapis.com/forecastrss?p='+zone+'&u=c';

        s = Soup.SessionAsync.new();
        sm = Soup.Message.new('GET', uri);
        s.queue_message(sm, function(x, xm) { ind._callback(x, xm, ind); }, null);
        return true;
    },

    _init: function() {
        PanelMenu.SystemStatusButton.prototype._init.call(this, 'weather-clear', null);

        this._control = new Gvc.MixerControl({ name: 'GNOME Shell weather' });

        obj = this;
        Mainloop.timeout_add(3000, function() { return obj._on_update(obj); });

        this._outputTitle = new PopupMenu.PopupMenuItem(_("Weather"), { reactive: false });

        this.menu.addMenuItem(this._outputTitle);

        this._outputToday = new PopupMenu.PopupImageMenuItem(_("Today") + " 0C", 'weather-few-clouds');
        this.menu.addMenuItem(this._outputToday);

        this._outputTomorrow = new PopupMenu.PopupImageMenuItem(_("Tomorrow") + " 0C", 'weather-few-clouds');
        this.menu.addMenuItem(this._outputTomorrow);
        this._outputNext = new PopupMenu.PopupImageMenuItem(_("Next") + " 0C", 'weather-few-clouds');
        this.menu.addMenuItem(this._outputNext);

        this.menu.addMenuItem(new PopupMenu.PopupSeparatorMenuItem());

        this.menu.addAction(_("Weather Settings"),function() {
        });
    },
};