/**
 * Copyright 2014 IBM Corp.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 **/
var should = require("should");
var should = require("should");
var fs = require('fs-extra');
var path = require('path');
var when = require("when");
var defer = when.defer();
var RedNode = require("../../../red/nodes/Node");
var index = require("../../../red/nodes/index");
var server = require("../../../red/server");

var testFlows = [{"type":"test","id":"tab1","label":"Sheet 1"}];
var storage = {
        getFlows: function() {
            var defer = when.defer();
            defer.resolve(testFlows);
            return defer.promise;
        },
        getCredentials: function() {
            return when.promise(function(resolve,reject) {
                resolve({"tab1":{"b":1,"c":2}});
            });
        },
        saveFlows: function(conf) {
            var defer = when.defer();
            defer.resolve();
            should.deepEqual(testFlows, conf);
            return defer.promise;
        },
        saveCredentials: function(creds) {
            return when(true);
        }
 };

describe("red/nodes/index", function() {
    
   it('nodes are initialised with credentials',function(done) {      
        
        function TestNode(n) {
            index.createNode(this, n);
            
            this.id = 'tab1';
            this.type = 'test';
            this.name = 'barney';
            var node = this;

            this.on("log", function() {
                // do nothing
            });
        }

        index.init({}, storage);
        index.registerType('test', TestNode);            
        index.loadFlows().then(function() {
            var testnode = new TestNode({id:'tab1',type:'test',name:'barney'});   
            testnode.credentials.should.have.property('b',1);
            testnode.credentials.should.have.property('c',2);
            done();
        }).otherwise(function(err) {
            done(err);
        });

    });
   
   it('flows should be initialised',function(done) {      
       var testFlows = [{"type":"test","id":"tab1","label":"Sheet 1"}];
        var storage = {
                getFlows: function() {
                    var defer = when.defer();
                    defer.resolve(testFlows);
                    return defer.promise;
                },
                getCredentials: function() {
                    return when.promise(function(resolve,reject) {
                        resolve({"tab1":{"b":1,"c":2}});
                    });
                },
                saveFlows: function(conf) {
                    var defer = when.defer();
                    defer.resolve();
                    should.deepEqual(testFlows, conf);
                    return defer.promise;
                },
                saveCredentials: function(creds) {
                    return when(true);
                }
         };

        index.init({}, storage);
        index.loadFlows().then(function() {
            should.deepEqual(testFlows, index.getFlows());
            done();
        }).otherwise(function(err) {
            done(err);
        });

    });
   
});