public BrowserCommandResult ClickSubGridCommand()

in Microsoft.Dynamics365.UIAutomation.Api.UCI/WebClient.cs [2021:2104]
61 lines of code
10 McCabe index (conditional complexity)

        public BrowserCommandResult<bool> ClickSubGridCommand(string subGridName, string name, string subName = null, string subSecondName = null)
        {
            return this.Execute(GetOptions("Click SubGrid Command"), driver =>
            {
                // Initialize required local variables
                IWebElement subGridCommandBar = null;

                // Find the SubGrid
                var subGrid = driver.FindElement(By.XPath(AppElements.Xpath[AppReference.Entity.SubGridContents].Replace("[NAME]", subGridName)));

                if (subGrid == null)
                    throw new NotFoundException($"Unable to locate subgrid contents for {subGridName} subgrid.");

                // Check if grid commandBar was found
                if (subGrid.TryFindElement(By.XPath(AppElements.Xpath[AppReference.Entity.SubGridCommandBar].Replace("[NAME]", subGridName)), out subGridCommandBar))
                {
                    //Is the button in the ribbon?
                    if (subGridCommandBar.TryFindElement(By.XPath(AppElements.Xpath[AppReference.Entity.SubGridCommandLabel].Replace("[NAME]", name)), out var command))
                    {
                        command.Click(true);
                        driver.WaitForTransaction();
                    }
                    else
                    {
                        // Is the button in More Commands overflow?
                        if (subGridCommandBar.TryFindElement(By.XPath(AppElements.Xpath[AppReference.Entity.SubGridCommandLabel].Replace("[NAME]", "More Commands")), out var moreCommands))
                        {
                            // Click More Commands
                            moreCommands.Click(true);
                            driver.WaitForTransaction();

                            // Locate the overflow button (More Commands flyout)
                            var overflowContainer = driver.FindElement(By.XPath(AppElements.Xpath[AppReference.Entity.SubGridOverflowContainer]));

                            //Click the primary button, if found
                            if (overflowContainer.TryFindElement(By.XPath(AppElements.Xpath[AppReference.Entity.SubGridOverflowButton].Replace("[NAME]", name)), out var overflowCommand))
                            {
                                overflowCommand.Click(true);
                                driver.WaitForTransaction();
                            }
                            else
                                throw new InvalidOperationException($"No command with the name '{name}' exists inside of {subGridName} Commandbar.");
                        }
                        else
                            throw new InvalidOperationException($"No command with the name '{name}' exists inside of {subGridName} CommandBar.");
                    }

                    if (subName != null)
                    {
                        // Locate the sub-button flyout if subName present
                        var overflowContainer = driver.FindElement(By.XPath(AppElements.Xpath[AppReference.Entity.SubGridOverflowContainer]));

                        //Click the primary button, if found
                        if (overflowContainer.TryFindElement(By.XPath(AppElements.Xpath[AppReference.Entity.SubGridOverflowButton].Replace("[NAME]", subName)), out var overflowButton))
                        {
                            overflowButton.Click(true);
                            driver.WaitForTransaction();
                        }
                        else
                            throw new InvalidOperationException($"No command with the name '{subName}' exists under the {name} command inside of {subGridName} Commandbar.");

                        // Check if we need to go to a 3rd level
                        if (subSecondName != null)
                        {
                            // Locate the sub-button flyout if subSecondName present
                            overflowContainer = driver.FindElement(By.XPath(AppElements.Xpath[AppReference.Entity.SubGridOverflowContainer]));

                            //Click the primary button, if found
                            if (overflowContainer.TryFindElement(By.XPath(AppElements.Xpath[AppReference.Entity.SubGridOverflowButton].Replace("[NAME]", subSecondName)), out var secondOverflowCommand))
                            {
                                secondOverflowCommand.Click(true);
                                driver.WaitForTransaction();
                            }
                            else
                                throw new InvalidOperationException($"No command with the name '{subSecondName}' exists under the {subName} command inside of {name} on the {subGridName} SubGrid Commandbar.");
                        }
                    }
                }
                else
                    throw new InvalidOperationException($"Unable to locate the Commandbar for the {subGrid} SubGrid.");

                return true;
            });
        }