Files
OTSSignsOrchestrator/OTSSignsOrchestrator.Desktop/ViewModels/InstanceDetailsViewModel.cs

388 lines
18 KiB
C#

using System.Collections.ObjectModel;
using CommunityToolkit.Mvvm.ComponentModel;
using CommunityToolkit.Mvvm.Input;
using Microsoft.Extensions.DependencyInjection;
using OTSSignsOrchestrator.Core.Models.DTOs;
using OTSSignsOrchestrator.Core.Models.Entities;
using OTSSignsOrchestrator.Core.Services;
using OTSSignsOrchestrator.Desktop.Models;
using OTSSignsOrchestrator.Desktop.Services;
namespace OTSSignsOrchestrator.Desktop.ViewModels;
/// <summary>
/// ViewModel for the instance details modal.
/// Shows admin credentials, DB credentials, and OAuth2 app details
/// with options to rotate passwords.
/// </summary>
public partial class InstanceDetailsViewModel : ObservableObject
{
private readonly IServiceProvider _services;
// ── Instance metadata ─────────────────────────────────────────────────────
[ObservableProperty] private string _stackName = string.Empty;
[ObservableProperty] private string _customerAbbrev = string.Empty;
[ObservableProperty] private string _hostLabel = string.Empty;
[ObservableProperty] private string _instanceUrl = string.Empty;
// ── OTS admin credentials ─────────────────────────────────────────────────
[ObservableProperty] private string _adminUsername = string.Empty;
[ObservableProperty] private string _adminPassword = string.Empty;
[ObservableProperty] private bool _adminPasswordVisible = false;
[ObservableProperty] private string _adminPasswordDisplay = "••••••••";
// ── Database credentials ──────────────────────────────────────────────────
[ObservableProperty] private string _dbUsername = string.Empty;
[ObservableProperty] private string _dbPassword = string.Empty;
[ObservableProperty] private bool _dbPasswordVisible = false;
[ObservableProperty] private string _dbPasswordDisplay = "••••••••";
// ── OAuth2 application ────────────────────────────────────────────────────
[ObservableProperty] private string _oAuthClientId = string.Empty;
[ObservableProperty] private string _oAuthClientSecret = string.Empty;
[ObservableProperty] private bool _oAuthSecretVisible = false;
[ObservableProperty] private string _oAuthSecretDisplay = "••••••••";
// ── Status ────────────────────────────────────────────────────────────────
[ObservableProperty] private string _statusMessage = string.Empty;
[ObservableProperty] private bool _isBusy;
// ── Pending-setup inputs (shown when instance hasn't been initialised yet) ────────────
[ObservableProperty] private bool _isPendingSetup;
[ObservableProperty] private string _initClientId = string.Empty;
[ObservableProperty] private string _initClientSecret = string.Empty;
// ── Services (for restart) ─────────────────────────────────────────────────────
[ObservableProperty] private ObservableCollection<ServiceInfo> _stackServices = new();
[ObservableProperty] private bool _isLoadingServices;
/// <summary>
/// Callback the View wires up to show a confirmation dialog.
/// Parameters: (title, message) → returns true if the user confirmed.
/// </summary>
public Func<string, string, Task<bool>>? ConfirmAsync { get; set; }
// Cached instance — needed by InitializeCommand to reload after setup
private LiveStackItem? _currentInstance;
public InstanceDetailsViewModel(IServiceProvider services)
{
_services = services;
}
// ─────────────────────────────────────────────────────────────────────────
// Load
// ─────────────────────────────────────────────────────────────────────────
/// <summary>Populates the ViewModel from a live <see cref="LiveStackItem"/>.</summary>
public async Task LoadAsync(LiveStackItem instance)
{
_currentInstance = instance;
StackName = instance.StackName;
CustomerAbbrev = instance.CustomerAbbrev;
HostLabel = instance.HostLabel;
IsBusy = true;
StatusMessage = "Loading credentials...";
try
{
using var scope = _services.CreateScope();
var settings = scope.ServiceProvider.GetRequiredService<SettingsService>();
var postInit = scope.ServiceProvider.GetRequiredService<PostInstanceInitService>();
// Derive the instance URL from the CMS server name template
var serverTemplate = await settings.GetAsync(
SettingsService.DefaultCmsServerNameTemplate, "app.ots-signs.com");
var serverName = serverTemplate.Replace("{abbrev}", instance.CustomerAbbrev);
InstanceUrl = $"https://{serverName}/{instance.CustomerAbbrev.Trim().ToLowerInvariant()}";
// ── Admin credentials ─────────────────────────────────────────
var creds = await postInit.GetCredentialsAsync(instance.CustomerAbbrev);
AdminUsername = creds.AdminUsername;
SetAdminPassword(creds.AdminPassword ?? string.Empty);
OAuthClientId = creds.OAuthClientId ?? string.Empty;
SetOAuthSecret(creds.OAuthClientSecret ?? string.Empty);
// ── DB credentials ────────────────────────────────────────────
var mySqlUserTemplate = await settings.GetAsync(
SettingsService.DefaultMySqlUserTemplate, "{abbrev}_cms_user");
DbUsername = mySqlUserTemplate.Replace("{abbrev}", instance.CustomerAbbrev);
var dbPw = await settings.GetAsync(SettingsService.InstanceMySqlPassword(instance.CustomerAbbrev));
SetDbPassword(dbPw ?? string.Empty);
StatusMessage = creds.HasAdminPassword
? "Credentials loaded."
: "Pending setup — enter your Xibo OAuth credentials below to initialise this instance.";
IsPendingSetup = !creds.HasAdminPassword;
// Clear any previous init inputs when re-loading
if (IsPendingSetup)
{
InitClientId = string.Empty;
InitClientSecret = string.Empty;
}
// ── Load stack services ───────────────────────────────────────
await LoadServicesAsync();
}
catch (Exception ex)
{
StatusMessage = $"Error loading credentials: {ex.Message}";
}
finally
{
IsBusy = false;
}
}
// ─────────────────────────────────────────────────────────────────────────
// Initialise (pending setup)
// ─────────────────────────────────────────────────────────────────────────
[RelayCommand]
private async Task InitializeAsync()
{
if (string.IsNullOrWhiteSpace(InitClientId) || string.IsNullOrWhiteSpace(InitClientSecret))
{
StatusMessage = "Both Client ID and Client Secret are required.";
return;
}
if (_currentInstance is null) return;
IsBusy = true;
StatusMessage = "Waiting for Xibo and running initialisation (this may take several minutes)...";
try
{
var postInit = _services.GetRequiredService<PostInstanceInitService>();
await postInit.InitializeWithOAuthAsync(
CustomerAbbrev,
InstanceUrl,
InitClientId.Trim(),
InitClientSecret.Trim());
// Reload credentials — IsPendingSetup will flip to false
IsBusy = false;
await LoadAsync(_currentInstance);
}
catch (Exception ex)
{
StatusMessage = $"Initialisation failed: {ex.Message}";
IsBusy = false;
}
}
// ─────────────────────────────────────────────────────────────────────────
// Visibility toggles
// ─────────────────────────────────────────────────────────────────────────
[RelayCommand]
private void ToggleAdminPasswordVisibility()
{
AdminPasswordVisible = !AdminPasswordVisible;
AdminPasswordDisplay = AdminPasswordVisible
? AdminPassword
: (AdminPassword.Length > 0 ? "••••••••" : "(not set)");
}
[RelayCommand]
private void ToggleDbPasswordVisibility()
{
DbPasswordVisible = !DbPasswordVisible;
DbPasswordDisplay = DbPasswordVisible
? DbPassword
: (DbPassword.Length > 0 ? "••••••••" : "(not set)");
}
[RelayCommand]
private void ToggleOAuthSecretVisibility()
{
OAuthSecretVisible = !OAuthSecretVisible;
OAuthSecretDisplay = OAuthSecretVisible
? OAuthClientSecret
: (OAuthClientSecret.Length > 0 ? "••••••••" : "(not set)");
}
// ─────────────────────────────────────────────────────────────────────────
// Clipboard
// ─────────────────────────────────────────────────────────────────────────
[RelayCommand]
private async Task CopyAdminPasswordAsync()
=> await CopyToClipboardAsync(AdminPassword, "Admin password");
[RelayCommand]
private async Task CopyDbPasswordAsync()
=> await CopyToClipboardAsync(DbPassword, "DB password");
[RelayCommand]
private async Task CopyOAuthClientIdAsync()
=> await CopyToClipboardAsync(OAuthClientId, "OAuth client ID");
[RelayCommand]
private async Task CopyOAuthSecretAsync()
=> await CopyToClipboardAsync(OAuthClientSecret, "OAuth client secret");
// ─────────────────────────────────────────────────────────────────────────
// Rotation
// ─────────────────────────────────────────────────────────────────────────
[RelayCommand]
private async Task RestartServiceAsync(ServiceInfo? service)
{
if (service is null || _currentInstance is null) return;
if (ConfirmAsync is not null)
{
var confirmed = await ConfirmAsync(
"Restart Service",
$"Are you sure you want to restart '{service.Name}'?\n\nThis will force-update the service, causing its tasks to be recreated.");
if (!confirmed) return;
}
IsBusy = true;
StatusMessage = $"Restarting service '{service.Name}'...";
try
{
var dockerCli = _services.GetRequiredService<SshDockerCliService>();
var ok = await dockerCli.ForceUpdateServiceAsync(service.Name);
StatusMessage = ok
? $"Service '{service.Name}' restarted successfully."
: $"Failed to restart service '{service.Name}'.";
// Refresh service list to show updated replica status
await LoadServicesAsync();
}
catch (Exception ex)
{
StatusMessage = $"Error restarting service: {ex.Message}";
}
finally
{
IsBusy = false;
}
}
private async Task LoadServicesAsync()
{
if (_currentInstance is null) return;
IsLoadingServices = true;
try
{
var dockerCli = _services.GetRequiredService<SshDockerCliService>();
dockerCli.SetHost(_currentInstance.Host);
var services = await dockerCli.InspectStackServicesAsync(_currentInstance.StackName);
StackServices = new ObservableCollection<ServiceInfo>(services);
}
catch (Exception ex)
{
StatusMessage = $"Error loading services: {ex.Message}";
}
finally
{
IsLoadingServices = false;
}
}
[RelayCommand]
private async Task RotateAdminPasswordAsync()
{
if (string.IsNullOrWhiteSpace(CustomerAbbrev)) return;
IsBusy = true;
StatusMessage = "Rotating OTS admin password...";
try
{
var postInit = _services.GetRequiredService<PostInstanceInitService>();
var newPassword = await postInit.RotateAdminPasswordAsync(CustomerAbbrev, InstanceUrl);
SetAdminPassword(newPassword);
StatusMessage = "Admin password rotated successfully.";
}
catch (Exception ex)
{
StatusMessage = $"Error rotating admin password: {ex.Message}";
}
finally
{
IsBusy = false;
}
}
[RelayCommand]
private async Task RotateDbPasswordAsync()
{
if (string.IsNullOrWhiteSpace(CustomerAbbrev)) return;
IsBusy = true;
StatusMessage = $"Rotating MySQL password for {StackName}...";
try
{
var dockerCli = _services.GetRequiredService<SshDockerCliService>();
var dockerSecrets = _services.GetRequiredService<SshDockerSecretsService>();
// We need the Host — retrieve from the HostLabel lookup
using var scope = _services.CreateScope();
var instanceSvc = scope.ServiceProvider.GetRequiredService<InstanceService>();
// Get the host from the loaded stack — caller must have set the SSH host before
var (ok, msg) = await instanceSvc.RotateMySqlPasswordAsync(StackName);
if (ok)
{
// Reload DB password
var settings = scope.ServiceProvider.GetRequiredService<SettingsService>();
var dbPw = await settings.GetAsync(SettingsService.InstanceMySqlPassword(CustomerAbbrev));
SetDbPassword(dbPw ?? string.Empty);
StatusMessage = $"DB password rotated: {msg}";
}
else
{
StatusMessage = $"DB rotation failed: {msg}";
}
}
catch (Exception ex)
{
StatusMessage = $"Error rotating DB password: {ex.Message}";
}
finally
{
IsBusy = false;
}
}
// ─────────────────────────────────────────────────────────────────────────
// Helpers
// ─────────────────────────────────────────────────────────────────────────
private void SetAdminPassword(string value)
{
AdminPassword = value;
AdminPasswordVisible = false;
AdminPasswordDisplay = value.Length > 0 ? "••••••••" : "(not set)";
}
private void SetDbPassword(string value)
{
DbPassword = value;
DbPasswordVisible = false;
DbPasswordDisplay = value.Length > 0 ? "••••••••" : "(not set)";
}
private void SetOAuthSecret(string value)
{
OAuthClientSecret = value;
OAuthSecretVisible = false;
OAuthSecretDisplay = value.Length > 0 ? "••••••••" : "(not set)";
}
private static async Task CopyToClipboardAsync(string text, string label)
{
if (string.IsNullOrEmpty(text)) return;
var topLevel = Avalonia.Application.Current?.ApplicationLifetime is
Avalonia.Controls.ApplicationLifetimes.IClassicDesktopStyleApplicationLifetime dt
? dt.MainWindow
: null;
var clipboard = topLevel is not null ? Avalonia.Controls.TopLevel.GetTopLevel(topLevel)?.Clipboard : null;
if (clipboard is not null)
await clipboard.SetTextAsync(text);
}
}