@using Oqtane.Themes
@using Oqtane.Services
@using Oqtane.Models
@using Oqtane.Shared
@using Oqtane.Security
@inherits ContainerBase
@inject IUriHelper UriHelper
@inject IUserService UserService
@inject IPageModuleService PageModuleService

@if (PageState.DesignMode && UserSecurity.IsAuthorized(PageState.User, "Edit", ModuleState.Permissions))
{
    <div class="dropdown">
        <button type="button" class="btn dropdown-toggle" id="dropdownMenuButton" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false"></button>
        <div class="dropdown-menu" aria-labelledby="dropdownMenuButton">
            @foreach (var action in actions)
            {
                <a class="dropdown-item" @onclick="@(async () => await ModuleAction(action.Action))">@action.Name</a>
            }
        </div>
    </div>
}

@code {
    List<ActionViewModel> actions;

    protected override void OnParametersSet()
    {
        if (PageState.EditMode && UserSecurity.IsAuthorized(PageState.User, "Edit", ModuleState.Permissions))
        {
            actions = new List<ActionViewModel>();
            if (ModuleState.PaneModuleIndex > 0)
            {
                actions.Add(new ActionViewModel { Action = "up", Name = "Move Up" });
            }
            if (ModuleState.PaneModuleIndex < (ModuleState.PaneModuleCount - 1))
            {
                actions.Add(new ActionViewModel { Action = "down", Name = "Move Down" });
            }
            foreach (string pane in PageState.Page.Panes.Split(new[] { ';' }, StringSplitOptions.RemoveEmptyEntries))
            {
                if (pane != ModuleState.Pane)
                {
                    actions.Add(new ActionViewModel { Action = pane, Name = "Move To " + pane + " Pane" });
                }
            }
            actions.Add(new ActionViewModel { Action = "settings", Name = "Settings" });
            actions.Add(new ActionViewModel { Action = "delete", Name = "Delete" });
        }
    }

    protected async Task ModuleAction(string action)
    {
        if (PageState.EditMode && UserSecurity.IsAuthorized(PageState.User, "Edit", ModuleState.Permissions))
        {
            PageModule pagemodule = await PageModuleService.GetPageModuleAsync(ModuleState.PageModuleId);

            string url = NavigateUrl();
            switch (action)
            {
                case "up":
                    pagemodule.Order += -1;
                    await PageModuleService.UpdatePageModuleAsync(pagemodule);
                    break;
                case "down":
                    pagemodule.Order += 1;
                    await PageModuleService.UpdatePageModuleAsync(pagemodule);
                    break;
                case "settings":
                    url = EditUrl(pagemodule.ModuleId, "Settings");
                    break;
                case "delete":
                    await PageModuleService.DeletePageModuleAsync(pagemodule.PageModuleId);
                    break;
                default: // move to pane
                    pagemodule.Pane = action;
                    await PageModuleService.UpdatePageModuleAsync(pagemodule);
                    break;
            }
            PageState.Reload = Constants.ReloadPage;
            UriHelper.NavigateTo(url);
        }
    }

    public class ActionViewModel
    {
        public string Action { set; get; }
        public string Name { set; get; }
    }
}