@namespace Oqtane.Modules.Admin.UserProfile
@inherits ModuleBase
@inject NavigationManager NavigationManager
@inject IUserService UserService
@inject IProfileService ProfileService
@inject ISettingService SettingService
@inject INotificationService NotificationService

@if (PageState.User != null && profiles != null)
{
<div class="container-fluid">
    <div class="form-group">

        <ul class="nav nav-tabs" role="tablist">
            <li class="nav-item">
                <a class="nav-link active" data-toggle="tab" href="#Profile" role="tab">
                    Profile
                </a>
            </li>
            <li class="nav-item">
                <a class="nav-link" data-toggle="tab" href="#Notifications" role="tab">
                    Notifications
                </a>
            </li>
        </ul>

        <div class="tab-content">
            <div id="Profile" class="tab-pane fade show active" role="tabpanel">
                @if (photofileid != -1)
                {
                    <img src="@(ContentUrl(photofileid))" alt="@displayname" style="max-width: 400px" class="rounded-circle mx-auto d-block">
                }
                else
                {
                    <br />
                }
                <table class="table table-borderless">
                    <tr>
                        <td>
                            <label for="Name" class="control-label">Username: </label>
                        </td>
                        <td>
                            <input class="form-control" @bind="@username" readonly />
                        </td>
                    </tr>
                    <tr>
                        <td>
                            <label for="Name" class="control-label">Password: </label>
                        </td>
                        <td>
                            <input type="password" class="form-control" @bind="@password" />
                        </td>
                    </tr>
                    <tr>
                        <td>
                            <label for="Name" class="control-label">Confirm Password: </label>
                        </td>
                        <td>
                            <input type="password" class="form-control" @bind="@confirm" />
                        </td>
                    </tr>
                    <tr>
                        <td>
                            <label for="Name" class="control-label">Email: </label>
                        </td>
                        <td>
                            <input class="form-control" @bind="@email" />
                        </td>
                    </tr>
                    <tr>
                        <td>
                            <label for="Name" class="control-label">Full Name: </label>
                        </td>
                        <td>
                            <input class="form-control" @bind="@displayname" />
                        </td>
                    </tr>
                    <tr>
                        <td>
                            <label for="Name" class="control-label">Photo: </label>
                        </td>
                        <td>
                            <FileManager FileId="@photofileid.ToString()" @ref="filemanager" />
                        </td>
                    </tr>

                    @foreach (Profile profile in profiles)
                    {
                        var p = profile;
                        if (p.Category != category)
                        {
                            <tr>
                                <th colspan="2" style="text-align: center;">
                                    @p.Category
                                </th>
                            </tr>
                            category = p.Category;
                        }
                        <tr>
                            <td>
                                <label for="@p.Name" class="control-label">@p.Title: </label>
                            </td>
                            <td>
                                <input class="form-control" maxlength="@p.MaxLength" value="@GetProfileValue(p.Name, p.DefaultValue)" placeholder="@p.Description" @onchange="@(e => ProfileChanged(e, p.Name))" />
                            </td>
                        </tr>
                    }
                </table>
                <button type="button" class="btn btn-primary" @onclick="Save">Save</button>
                <button type="button" class="btn btn-secondary" @onclick="Cancel">Cancel</button>
            </div>

            <div id="Notifications" class="tab-pane fade" role="tabpanel">
                <br />
                <ActionLink Action="Add" Text="Send Notification" Security="SecurityAccessLevel.View" EditMode="false" />
                <br /><br />
                @if (filter == "to")
                {
                    <Pager Items="@notifications">
                        <Header>
                            <th>&nbsp;</th>
                            <th>&nbsp;</th>
                            <th>From</th>
                            <th>Subject</th>
                            <th>Received</th>
                        </Header>
                        <Row>
                            <td><ActionLink Action="View" Parameters="@($"id=" + context.NotificationId.ToString())" Security="SecurityAccessLevel.View" EditMode="false" /></td>
                            <td><ActionDialog Header="Delete Notification" Message="@("Are You Sure You Wish To Delete This Notification?")" Action="Delete" Security="SecurityAccessLevel.View" Class="btn btn-danger" OnClick="@(async () => await Delete(context))" EditMode="false" /></td>
                            <td>@(context.FromUser == null ? "System" : context.FromUser.DisplayName)</td>
                            <td>@context.Subject</td>
                            <td>@context.CreatedOn</td>
                        </Row>
                        <Detail>
                            <td colspan="2"></td>
                            <td colspan="3">@(context.Body.Length > 100 ? context.Body.Substring(0,100) : context.Body)</td>
                        </Detail>
                    </Pager>
                }
                else
                {
                    <Pager Items="@notifications">
                        <Header>
                            <th>&nbsp;</th>
                            <th>&nbsp;</th>
                            <th>To</th>
                            <th>Subject</th>
                            <th>Sent</th>
                        </Header>
                        <Row>
                            <td><ActionLink Action="View" Parameters="@($"id=" + context.NotificationId.ToString())" Security="SecurityAccessLevel.View" EditMode="false" /></td>
                            <td><ActionDialog Header="Delete Notification" Message="@("Are You Sure You Wish To Delete This Notification?")" Action="Delete" Security="SecurityAccessLevel.View" Class="btn btn-danger" OnClick="@(async () => await Delete(context))" EditMode="false" /></td>
                            <td>@(context.ToUser == null ? context.ToEmail : context.ToUser.DisplayName)</td>
                            <td>@context.Subject</td>
                            <td>@context.CreatedOn</td>
                        </Row>
                        <Detail>
                            <td colspan="2"></td>
                            <td colspan="3">@(context.Body.Length > 100 ? context.Body.Substring(0,100) : context.Body)</td>
                        </Detail>
                    </Pager>
                }
                <br /><hr />
                <select class="form-control" @onchange="(e => FilterChanged(e))">
                    <option value="to">Inbox</option>
                    <option value="from">Sent Items</option>
                </select>
            </div>
        </div>
    </div>
</div>
}

@code {
    private string username = string.Empty;
    private string password = string.Empty;
    private string confirm = string.Empty;
    private string email = string.Empty;
    private string displayname = string.Empty;
    private FileManager filemanager;
    private int photofileid = -1;
    private List<Profile> profiles;
    private Dictionary<string, string> settings;
    private string category = string.Empty;
    private string filter = "to";
    private List<Notification> notifications;

    public override SecurityAccessLevel SecurityAccessLevel => SecurityAccessLevel.View;

    protected override async Task OnInitializedAsync()
    {
        try
        {
            if (PageState.User != null)
            {
                username = PageState.User.Username;
                email = PageState.User.Email;
                displayname = PageState.User.DisplayName;
                
                if (PageState.User.PhotoFileId != null)
                {
                    photofileid = PageState.User.PhotoFileId.Value;
                }
                
                profiles = await ProfileService.GetProfilesAsync(ModuleState.SiteId);
                settings = await SettingService.GetUserSettingsAsync(PageState.User.UserId);
                
                await LoadNotificationsAsync();
            }
            else
            {
                AddModuleMessage("Current User Is Not Logged In", MessageType.Warning);
            }
        }
        catch (Exception ex)
        {
            await logger.LogError(ex, "Error Loading User Profile {Error}", ex.Message);
            AddModuleMessage("Error Loading User Profile", MessageType.Error);
        }
    }

    private async Task LoadNotificationsAsync()
    {
        notifications = await NotificationService.GetNotificationsAsync(PageState.Site.SiteId, filter, PageState.User.UserId);
        notifications = notifications.Where(item => item.DeletedBy != PageState.User.Username).ToList();
    }

    private string GetProfileValue(string SettingName, string DefaultValue)
        => SettingService.GetSetting(settings, SettingName, DefaultValue);

    private async Task Save()
    {
        try
        {
            if (username != string.Empty && email != string.Empty)
            {
                if (password == confirm)
                {
                    var user = PageState.User;
                    user.Username = username;
                    user.Password = password;
                    user.Email = email;
                    user.DisplayName = (displayname == string.Empty ? username : displayname);
                    user.PhotoFileId = null;
                    photofileid = filemanager.GetFileId();
                    
                    if (photofileid != -1)
                    {
                        user.PhotoFileId = photofileid;
                    }
                    
                    await UserService.UpdateUserAsync(user);
                    await SettingService.UpdateUserSettingsAsync(settings, PageState.User.UserId);
                    await logger.LogInformation("User Profile Saved");
                }
                else
                {
                    AddModuleMessage("Passwords Entered Do Not Match", MessageType.Warning);
                }
            }
            else
            {
                AddModuleMessage("You Must Provide A Username and Email Address", MessageType.Warning);
            }
        }
        catch (Exception ex)
        {
            await logger.LogError(ex, "Error Saving User Profile {Error}", ex.Message);
            AddModuleMessage("Error Saving User Profile", MessageType.Error);
        }
    }

    private void Cancel()
    {
        NavigationManager.NavigateTo(NavigateUrl(string.Empty));
    }

    private void ProfileChanged(ChangeEventArgs e, string SettingName)
    {
        var value = (string)e.Value;
        settings = SettingService.SetSetting(settings, SettingName, value);
    }

    private async Task Delete(Notification Notification)
    {
        try
        {
            if (!Notification.IsDeleted)
            {
                Notification.IsDeleted = true;
                await NotificationService.UpdateNotificationAsync(Notification);
            }
            else
            {
                await NotificationService.DeleteNotificationAsync(Notification.NotificationId);
            }
            
            await logger.LogInformation("Notification Deleted {Notification}", Notification);
            await LoadNotificationsAsync();
            StateHasChanged();
        }
        catch (Exception ex)
        {
            await logger.LogError(ex, "Error Deleting Notification {Notification} {Error}", Notification, ex.Message);
            AddModuleMessage(ex.Message, MessageType.Error);
        }
    }

    private async void FilterChanged(ChangeEventArgs e)
    {
        filter = (string)e.Value;
        
        await LoadNotificationsAsync();
        StateHasChanged();
    }

}