WIP: frontend refactor

src/Backend/DiunaBI.UI.Shared/Services/AuthService.cs

@@ -0,0 +1,113 @@
+using System.Text.Json;
+using Microsoft.JSInterop;
+
+namespace DiunaBI.UI.Shared.Services;
+
+public class UserInfo
+{
+    public string FullName { get; set; } = string.Empty;
+    public string Email { get; set; } = string.Empty;
+    public string AvatarUrl { get; set; } = string.Empty;
+}
+public class AuthService
+{
+    private readonly IJSRuntime _jsRuntime;
+    private bool? _isAuthenticated;
+    private UserInfo? _userInfo = null;
+    
+    public event Action<bool>? AuthenticationStateChanged;
+    
+    public AuthService(IJSRuntime jsRuntime)
+    {
+        _jsRuntime = jsRuntime;
+    }
+    
+    public bool IsAuthenticated => _isAuthenticated ?? false;
+    public UserInfo? CurrentUser => _userInfo;
+    
+    public async Task<bool> CheckAuthenticationAsync()
+    {
+        try
+        {
+            var token = await _jsRuntime.InvokeAsync<string?>("localStorage.getItem", "google_token");
+            var userInfoJson = await _jsRuntime.InvokeAsync<string?>("localStorage.getItem", "user_info");
+            
+            _isAuthenticated = !string.IsNullOrEmpty(token);
+
+            if (_isAuthenticated.Value && !string.IsNullOrEmpty(userInfoJson))
+            {
+                _userInfo = JsonSerializer.Deserialize<UserInfo>(userInfoJson);
+            }
+            
+            Console.WriteLine($"AuthService.CheckAuthentication: token={(!string.IsNullOrEmpty(token) ? "EXISTS" : "NULL")}, isAuth={_isAuthenticated}");
+            
+            return _isAuthenticated.Value;
+        }
+        catch (Exception ex)
+        {
+            Console.WriteLine($"AuthService.CheckAuthentication ERROR: {ex.Message}");
+            _isAuthenticated = false;
+            _userInfo = null;
+            return false;
+        }
+    }
+    
+    public async Task SetAuthenticationAsync(string token, UserInfo? userInfo = null)
+    {
+        try
+        {
+            await _jsRuntime.InvokeVoidAsync("localStorage.setItem", "google_token", token);
+
+            if (userInfo != null)
+            {
+                _userInfo = userInfo;
+                var userInfoJson = JsonSerializer.Serialize(userInfo);
+                await _jsRuntime.InvokeVoidAsync("localStorage.setItem", "user_info", userInfoJson);
+            }
+            
+            _isAuthenticated = true;
+            Console.WriteLine($"AuthService.SetAuthentication: token saved, user={_userInfo?.Email}");
+            AuthenticationStateChanged?.Invoke(true);
+        }
+        catch (Exception ex)
+        {
+            Console.WriteLine($"AuthService.SetAuthentication ERROR: {ex.Message}");
+        }
+    }
+    
+    public async Task ClearAuthenticationAsync()
+    {
+        try
+        {
+            await _jsRuntime.InvokeVoidAsync("localStorage.removeItem", "google_token");
+            await _jsRuntime.InvokeVoidAsync("localStorage.removeItem", "user_info");
+            _isAuthenticated = false;
+            _userInfo = null;
+            Console.WriteLine($"AuthService.ClearAuthentication: token and user ingfo removed");
+            AuthenticationStateChanged?.Invoke(false);
+        }
+        catch (Exception ex)
+        {
+            Console.WriteLine($"AuthService.ClearAuthentication ERROR: {ex.Message}");
+        }
+    }
+    
+    public async Task<string?> GetTokenAsync()
+    {
+        if (_isAuthenticated != true) 
+        {
+            await CheckAuthenticationAsync();
+        }
+        
+        if (_isAuthenticated != true) return null;
+        
+        try
+        {
+            return await _jsRuntime.InvokeAsync<string?>("localStorage.getItem", "google_token");
+        }
+        catch
+        {
+            return null;
+        }
+    }
+}

src/Backend/DiunaBI.UI.Shared/Services/GoogleAuthConfig.cs

@@ -0,0 +1,6 @@
+namespace DiunaBI.UI.Shared.Services;
+
+public class GoogleAuthConfig
+{
+    public string ClientId { get; set; } = string.Empty;
+}

src/Backend/DiunaBI.UI.Shared/Services/LayerService.cs

@@ -0,0 +1,59 @@
+using System.Net.Http.Json;
+using System.Text.Json;
+using DiunaBI.Application.DTOModels;
+using DiunaBI.Application.DTOModels.Common;
+
+namespace DiunaBI.UI.Shared.Services;
+
+public class LayerService
+{
+    private readonly HttpClient _httpClient;
+
+    public LayerService(HttpClient httpClient)
+    {
+        _httpClient = httpClient;
+    }
+    
+    private readonly JsonSerializerOptions _jsonOptions = new()
+    {
+        PropertyNameCaseInsensitive = true
+    };
+
+    public async Task<PagedResult<LayerDto>> GetLayersAsync(LayerFilterRequest filterRequest)
+    {
+        var query = $"/api/Layers?start={filterRequest.Page}&limit={filterRequest.Page}";
+        
+        if (!string.IsNullOrEmpty(filterRequest.Search))
+            query += $"&name={Uri.EscapeDataString(filterRequest.Search)}";
+        
+        /*
+        if (type.HasValue)
+            query += $"&type={type.Value}";
+            */
+
+        var response = await _httpClient.GetAsync(query);
+        response.EnsureSuccessStatusCode();
+        
+        var json = await response.Content.ReadAsStringAsync();
+        var result = JsonSerializer.Deserialize<PagedResult<LayerDto>>(json, _jsonOptions);
+        
+        return result ?? new PagedResult<LayerDto>();
+    }
+
+    public async Task<LayerDto?> GetLayerByIdAsync(Guid id)
+    {
+        var response = await _httpClient.GetAsync($"/api/Layers/{id}");
+        
+        if (!response.IsSuccessStatusCode)
+            return null;
+        
+        return await response.Content.ReadFromJsonAsync<LayerDto>();
+    }
+
+    public async Task<bool> UpdateRecordsAsync(Guid layerId, List<RecordDto> records)
+    {
+        // TODO: Implement if needed - backend doesn't have PUT endpoint yet
+        // For now we don't need it for read-only view
+        return await Task.FromResult(false);
+    }
+}