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

(function() {
  "use strict";

  describe("version check", function () {

    it("should request version from server", function() {
      spyOn($, "ajax");
      window.checkVersion();
      expect($.ajax).toHaveBeenCalledWith({
        type: "GET",
        cache: false,
        url: "/_api/version",
        contentType: "application/json",
        processData: false,
        async: true,
        success: jasmine.any(Function)
      });
    });

    describe("showing the dialog", function() {
      var fakeRequest, current, modalDiv, data;

      beforeEach(function() {
        modalDiv = document.createElement("div");
        modalDiv.id = "modalPlaceholder";
        document.body.appendChild(modalDiv);
        current = "2.0.2";
        var successCallback;
        data = {
          version: current
        };
        fakeRequest = function(opts) {
          successCallback = opts.success;
        };
        spyOn($, "ajax").andCallFake(function(opts) {
          fakeRequest(opts);
          fakeRequest = function() {
            return;
          };
        });
        window.checkVersion();
        expect(window.parseVersions).toBeUndefined();
        spyOn(window.versionHelper, "fromString").andCallThrough();
        $.ajax.reset();
        successCallback(data);
        expect(window.versionHelper.fromString).toHaveBeenCalledWith(data.version);
        expect(window.parseVersions).toEqual(jasmine.any(Function));
        expect($.ajax).toHaveBeenCalledWith({
          type: "GET",
          async: true,
          crossDomain: true,
          dataType: "jsonp",
          url: "https://www.arangodb.com/repositories/versions.php" +
          "?jsonp=parseVersions&version=" + encodeURIComponent(current)
        });
        $.ajax.reset();
        window.modalView = new window.ModalView();
        spyOn(window.modalView, "show").andCallThrough();
      });

      afterEach(function() {
        delete window.parseVersions;
        delete window.modalView;
        document.body.removeChild(modalDiv);
      });

      it("should not show a dialog if no new version is available", function() {
        window.parseVersions({});
        expect(window.modalView.show).not.toHaveBeenCalled();
      });

      it("should not show a dialog for devel version", function() {
        current = "1.0.4-devel";
        data.version = current;
        window.parseVersions({
          major: "3.0.1"
        });
        expect(window.modalView.show).not.toHaveBeenCalled();
      });

      it("should not show a dialog if user disabled it", function() {
        fakeRequest = function(opts) {
          opts.success(false);
        };
        window.parseVersions({
          major: "3.0.1"
        });
        expect(window.modalView.show).not.toHaveBeenCalled();
        expect($.ajax).toHaveBeenCalledWith({
          type: "GET",
          url: "/_admin/aardvark/shouldCheckVersion",
          success: jasmine.any(Function)
        });
      });

      describe("if dialog is allowed", function() {

        beforeEach(function() {
          fakeRequest = function(opts) {
            opts.success(true);
          };
          spyOn(window.modalView, "createReadOnlyEntry").andCallThrough();
        });

        describe("buttons", function() {

          it("should create a download button", function() {
            window.parseVersions({
              major: {
                version: "3.0.1"
              }
            });
            spyOn(window, "open");
            spyOn(window.modalView, "hide");
            $("#modalButton2").click();
            expect(window.open).toHaveBeenCalledWith(
              "https://www.arangodb.com/download",
              "_blank"
            );
            expect(window.modalView.hide).toHaveBeenCalled();
          });

          it("should create the never remind button", function() {
            window.parseVersions({
              major: {
                version: "3.0.1"
              }
            });
            fakeRequest = function() {
              return;
            };
            $.ajax.reset();
            spyOn(window.modalView, "hide");
            $("#modalButton0").click();
            expect($.ajax).toHaveBeenCalledWith({
              type: "POST",
              url: "/_admin/aardvark/disableVersionCheck"
            });
            expect(window.modalView.hide).toHaveBeenCalled();
          });
        });

        it("should offer a new major and bugfix", function() {
          window.parseVersions({
            major: {
              version: "3.0.1"
            },
            bugfix: {
              version: "2.0.4"
            }
          });
          expect(window.modalView.createReadOnlyEntry)
            .toHaveBeenCalledWith("current", "Current", current);
          expect(window.modalView.createReadOnlyEntry)
            .toHaveBeenCalledWith("major", "Major", "3.0.1");
          expect(window.modalView.createReadOnlyEntry)
            .toHaveBeenCalledWith("bugfix", "Bugfix", "2.0.4");
          expect(window.modalView.createReadOnlyEntry).not
            .toHaveBeenCalledWith("minor", "Minor", jasmine.any(String));
        });

        it("should offer a new minor", function() {
          window.parseVersions({
            minor: {
              version: "2.1.1"
            }
          });
          expect(window.modalView.createReadOnlyEntry)
            .toHaveBeenCalledWith("current", "Current", current);
          expect(window.modalView.createReadOnlyEntry).not
            .toHaveBeenCalledWith("major", "Major", jasmine.any(String));
          expect(window.modalView.createReadOnlyEntry).not
            .toHaveBeenCalledWith("bugfix", "Bugfix", jasmine.any(String));
          expect(window.modalView.createReadOnlyEntry)
            .toHaveBeenCalledWith("minor", "Minor", "2.1.1");
        });
      });
    });
  });
}());