/*jshint browser: true */
/*jshint unused: false */
/*global describe, beforeEach, afterEach, it, spyOn, expect, jasmine*/
/*global $*/

(function () {
    "use strict";

    describe("The navigation bar", function () {

        var div, view, currentDBFake, curName, isSystem,
            DBSelectionViewDummy, StatisticBarViewDummy, UserBarViewDummy,
            NotificationViewDummy, UserCollectionDummy, oldRouter;

        beforeEach(function () {
            curName = "_system";
            isSystem = true;
            window.App = {
                navigate: function () {
                    throw "This should be a spy";
                }
            };
            spyOn(window.App, "navigate");

            window.currentDB = window.currentDB || {
                get: function () {
                }
            };

            DBSelectionViewDummy = {
                id: "DBSelectionViewDummy",
                render: function () {
                }
            };

            UserBarViewDummy = {
                id: "UserBarViewDummy",
                render: function () {
                }
            };

            StatisticBarViewDummy = {
                id: "StatisticBarViewDummy",
                render: function () {
                }
            };

            NotificationViewDummy = {
                id: "NotificationViewDummy",
                render: function () {
                }
            };

            UserCollectionDummy = {
                id: "UserCollectionDummy",
                whoAmI: function () {
                    return "root";
                }
            };


            spyOn(window, "UserBarView").andReturn(UserBarViewDummy);
            spyOn(window, "StatisticBarView").andReturn(StatisticBarViewDummy);
            spyOn(window, "DBSelectionView").andReturn(DBSelectionViewDummy);
            spyOn(window, "NotificationView").andReturn(NotificationViewDummy);
            spyOn(window.currentDB, "get").andCallFake(function (key) {
                if (key === "name") {
                    return curName;
                }
                if (key === "isSystem") {
                    return isSystem;
                }
                expect(true).toBeFalsy();
            });
            div = document.createElement("div");
            div.id = "navigationBar";
            document.body.appendChild(div);
        });

        afterEach(function () {
            document.body.removeChild(div);
            delete window.App;
        });

        describe("in any database", function () {

            beforeEach(function () {
                view = new window.NavigationView(
                    {userCollection: UserCollectionDummy, currentDB: window.currentDB}
                );
                view.render();
            });

            it("should offer a collections tab", function () {
                var tab = $("#collections", $(div));
                expect(tab.length).toEqual(1);
                tab.click();
                expect(window.App.navigate).toHaveBeenCalledWith("collections", {trigger: true});
            });

            it("should offer a applications tab", function () {
                var tab = $("#applications", $(div));
                expect(tab.length).toEqual(1);
                tab.click();
                expect(window.App.navigate).toHaveBeenCalledWith("applications", {trigger: true});
            });

            it("should offer a graph tab", function () {
                var tab = $("#graph", $(div));
                expect(tab.length).toEqual(1);
                tab.click();
                expect(window.App.navigate).toHaveBeenCalledWith("graph", {trigger: true});
            });

            it("should offer an aql editor tab", function () {
                var tab = $("#query", $(div));
                expect(tab.length).toEqual(1);
                tab.click();
                expect(window.App.navigate).toHaveBeenCalledWith("query", {trigger: true});
            });

            it("should offer an api tab", function () {
                var tab = $("#api", $(div));
                expect(tab.length).toEqual(1);
                tab.click();
                expect(window.App.navigate).toHaveBeenCalledWith("api", {trigger: true});
            });


            it("should offer a graph tab", function () {
                var tab = $("#graph", $(div));
                expect(tab.length).toEqual(1);
                tab.click();
                expect(window.App.navigate).toHaveBeenCalledWith("graph", {trigger: true});
            });

            it("should handle selected database render", function () {
                spyOn(view.dbSelectionView, "render");
                view.handleSelectDatabase();
                expect(view.dbSelectionView.render).toHaveBeenCalled();
            });

            it("should navigate to the selected value from options div", function () {
                var toNavigate = "#collections";
                $("#arangoCollectionSelect").val(toNavigate);
                view.navigateBySelect();
                expect(window.App.navigate).toHaveBeenCalledWith(toNavigate, {trigger: true});
            });

            it("should navigate automatic to the selected value from options div", function () {
                spyOn($.fn, "change").andCallFake(function (a) {
                    a();
                });
                spyOn(view, "navigateBySelect");
                view.handleSelectNavigation();
                expect($.fn.change).toHaveBeenCalledWith(jasmine.any(Function));
                expect(view.navigateBySelect).toHaveBeenCalled();
            });

            it("should render selectMenuItems correctly", function () {
                var entry = "tools-menu",
                    toBeActiveClass = $('.' + entry),
                    toBeFalseClass1 = $('.' + "graphviewer-menu"),
                    toBeFalseClass2 = $('.' + "databases-menu"),
                    toBeFalseClass3 = $('.' + "query-menu"),
                    toBeFalseClass4 = $('.' + "collections-menu"),
                    toBeFalseClass5 = $('.' + "applications-menu");
                view.selectMenuItem(entry);
                expect(toBeActiveClass.hasClass("active")).toBeTruthy();
                expect(toBeFalseClass1.hasClass("active")).toBeFalsy();
                expect(toBeFalseClass2.hasClass("active")).toBeFalsy();
                expect(toBeFalseClass3.hasClass("active")).toBeFalsy();
                expect(toBeFalseClass4.hasClass("active")).toBeFalsy();
                expect(toBeFalseClass5.hasClass("active")).toBeFalsy();
            });

            it("should show dropdown for menu item: links", function () {
                var e = {
                    target: {
                        id: "links"
                    }
                };
                spyOn($.fn, "show");
                view.showDropdown(e);
                expect($.fn.show).toHaveBeenCalledWith(200);
            });

            it("should show dropdown for menu item: tools", function () {
                var e = {
                    target: {
                        id: "tools"
                    }
                };
                spyOn($.fn, "show");
                view.showDropdown(e);
                expect($.fn.show).toHaveBeenCalledWith(200);
            });

            it("should show dropdown for menu item: dbselection", function () {
                var e = {
                    target: {
                        id: "dbselection"
                    }
                };
                spyOn($.fn, "show");
                view.showDropdown(e);
                expect($.fn.show).toHaveBeenCalledWith(200);
            });

            it("should hide dropdown for menu item: linkDropdown", function () {
                spyOn($.fn, "hide");
                $('#linkDropdown').mouseenter().mouseleave();
                expect($.fn.hide).toHaveBeenCalled();
            });

            it("should hide dropdown for menu item: toolsDropdown", function () {
                spyOn($.fn, "hide");
                $('#toolsDropdown').mouseenter().mouseleave();
                expect($.fn.hide).toHaveBeenCalled();
            });

            it("should hide dropdown for menu item: dbSelect", function () {
                spyOn($.fn, "hide");
                $('#dbSelect').mouseenter().mouseleave();
                expect($.fn.hide).toHaveBeenCalled();
            });

            it("should navigateByTab: tools", function () {
                spyOn($.fn, "slideToggle");
                $('#tools').click();
                expect($.fn.slideToggle).toHaveBeenCalled();
            });

            it("should navigateByTab: links", function () {
                spyOn($.fn, "slideToggle");
                $('#links').click();
                expect($.fn.slideToggle).toHaveBeenCalled();
            });

            it("should navigateByTab: dbSelection", function () {
                $('#tools').attr("id", "dbselection");
                spyOn($.fn, "slideToggle");
                $('#dbselection').click();
                expect($.fn.slideToggle).toHaveBeenCalled();
                $('#dbselection').attr("id", "tools");
            });

            it("should navigateByTab: blank", function () {
                $('#tools').attr("id", "");
                $('#links').attr("id", "");
                spyOn($.fn, "attr");
                $('.tab').click();
                expect($.fn.attr).toHaveBeenCalled();
            });

        });

        describe("in _system database", function () {

            beforeEach(function () {
                view = new window.NavigationView(
                    {userCollection: UserCollectionDummy, currentDB: window.currentDB}
                );
                view.render();
            });

            it("should offer a logs tab", function () {
                var tab = $("#logs", $(div));
                expect(tab.length).toEqual(1);
                tab.click();
                expect(window.App.navigate).toHaveBeenCalledWith("logs", {trigger: true});
            });
        });

        describe("in a not _system database", function () {

            beforeEach(function () {
                curName = "firstDB";
                isSystem = false;
                view = new window.NavigationView(
                    {userCollection: UserCollectionDummy, currentDB: window.currentDB}
                );
                view.render();
            });

            it("should not offer a logs tab", function () {
                var tab = $("#logs", $(div));
                expect(tab.length).toEqual(0);
            });
        });

    });


}());