// Copyright (c) 2015 Spinpunch, Inc. All Rights Reserved.
// See License.txt for license information.

var AppDispatcher = require('../dispatcher/app_dispatcher.jsx');
var EventEmitter = require('events').EventEmitter;
var assign = require('object-assign');

var Constants = require('../utils/constants.jsx');
var ActionTypes = Constants.ActionTypes;
var BrowserStore = require('../stores/browser_store.jsx');

var CHANGE_EVENT = 'change';

var utils;
function getWindowLocationOrigin() {
    if (!utils) {
        utils = require('../utils/utils.jsx');
    }
    return utils.getWindowLocationOrigin();
}

var TeamStore = assign({}, EventEmitter.prototype, {
    emitChange: function() {
        this.emit(CHANGE_EVENT);
    },
    addChangeListener: function(callback) {
        this.on(CHANGE_EVENT, callback);
    },
    removeChangeListener: function(callback) {
        this.removeListener(CHANGE_EVENT, callback);
    },
    get: function(id) {
        var c = this.pGetTeams();
        return c[id];
    },
    getByName: function(name) {
        var t = this.pGetTeams();

        for (var id in t) {
            if (t[id].name === name) {
                return t[id];
            }
        }

        return null;
    },
    getAll: function() {
        return this.pGetTeams();
    },
    setCurrentId: function(id) {
        if (id === null) {
            BrowserStore.removeItem('current_team_id');
        } else {
            BrowserStore.setItem('current_team_id', id);
        }
    },
    getCurrentId: function() {
        return BrowserStore.getItem('current_team_id');
    },
    getCurrent: function() {
        var currentId = TeamStore.getCurrentId();

        if (currentId !== null) {
            return this.get(currentId);
        }
        return null;
    },
    getCurrentTeamUrl: function() {
        if (this.getCurrent()) {
            return getWindowLocationOrigin() + '/' + this.getCurrent().name;
        }
        return null;
    },
    storeTeam: function(team) {
        var teams = this.pGetTeams();
        teams[team.id] = team;
        this.pStoreTeams(teams);
    },
    pStoreTeams: function(teams) {
        BrowserStore.setItem('user_teams', teams);
    },
    pGetTeams: function() {
        return BrowserStore.getItem('user_teams', {});
    }
});

TeamStore.dispatchToken = AppDispatcher.register(function registry(payload) {
    var action = payload.action;

    switch (action.type) {

        case ActionTypes.CLICK_TEAM:
            TeamStore.setCurrentId(action.id);
            TeamStore.emitChange();
            break;

        case ActionTypes.RECIEVED_TEAM:
            TeamStore.storeTeam(action.team);
            TeamStore.emitChange();
            break;

        default:
    }
});

module.exports = TeamStore;