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12 | 12 | using Stl.Fusion; |
13 | 13 | using Stl.Fusion.Authentication; |
14 | 14 |
|
15 | | -namespace Samples.Blazor.Abstractions |
| 15 | +namespace Samples.Blazor.Abstractions; |
| 16 | + |
| 17 | +public class LongKeyedEntity : IHasId<long> |
16 | 18 | { |
17 | | - public class LongKeyedEntity : IHasId<long> |
18 | | - { |
19 | | - [Key, DatabaseGenerated(DatabaseGeneratedOption.Identity)] |
20 | | - public long Id { get; set; } |
21 | | - } |
| 19 | + [Key, DatabaseGenerated(DatabaseGeneratedOption.Identity)] |
| 20 | + public long Id { get; set; } |
| 21 | +} |
22 | 22 |
|
23 | | - [Index(nameof(UserId))] |
24 | | - [Index(nameof(CreatedAt))] |
25 | | - public class ChatMessage : LongKeyedEntity |
26 | | - { |
27 | | - public long UserId { get; set; } |
28 | | - public DateTime CreatedAt { get; set; } |
29 | | - [Required, MaxLength(4000)] |
30 | | - public string Text { get; set; } = ""; |
31 | | - } |
| 23 | +[Index(nameof(UserId))] |
| 24 | +[Index(nameof(CreatedAt))] |
| 25 | +public class ChatMessage : LongKeyedEntity |
| 26 | +{ |
| 27 | + public long UserId { get; set; } |
| 28 | + public DateTime CreatedAt { get; set; } |
| 29 | + [Required, MaxLength(4000)] |
| 30 | + public string Text { get; set; } = ""; |
| 31 | +} |
32 | 32 |
|
33 | | - public class ChatPage |
34 | | - { |
35 | | - [JsonIgnore] |
36 | | - public long? MinMessageId { get; } |
37 | | - [JsonIgnore] |
38 | | - public long? MaxMessageId { get; } |
39 | | - // Must be sorted by ChatMessage.Id |
40 | | - public List<ChatMessage> Messages { get; } |
41 | | - public Dictionary<long, ChatUser> Users { get; } |
| 33 | +public class ChatPage |
| 34 | +{ |
| 35 | + [JsonIgnore] |
| 36 | + public long? MinMessageId { get; } |
| 37 | + [JsonIgnore] |
| 38 | + public long? MaxMessageId { get; } |
| 39 | + // Must be sorted by ChatMessage.Id |
| 40 | + public List<ChatMessage> Messages { get; } |
| 41 | + public Dictionary<long, ChatUser> Users { get; } |
42 | 42 |
|
43 | | - public ChatPage() |
44 | | - : this(new List<ChatMessage>(), new Dictionary<long, ChatUser>()) { } |
45 | | - [JsonConstructor] |
46 | | - public ChatPage(List<ChatMessage> messages, Dictionary<long, ChatUser> users) |
47 | | - { |
48 | | - Messages = messages; |
49 | | - Users = users; |
50 | | - if (messages.Count > 0) { |
51 | | - MinMessageId = messages.Min(m => m.Id); |
52 | | - MaxMessageId = messages.Max(m => m.Id); |
53 | | - } |
| 43 | + public ChatPage() |
| 44 | + : this(new List<ChatMessage>(), new Dictionary<long, ChatUser>()) { } |
| 45 | + [JsonConstructor] |
| 46 | + public ChatPage(List<ChatMessage> messages, Dictionary<long, ChatUser> users) |
| 47 | + { |
| 48 | + Messages = messages; |
| 49 | + Users = users; |
| 50 | + if (messages.Count > 0) { |
| 51 | + MinMessageId = messages.Min(m => m.Id); |
| 52 | + MaxMessageId = messages.Max(m => m.Id); |
54 | 53 | } |
55 | 54 | } |
| 55 | +} |
56 | 56 |
|
57 | | - // Not an entity! |
58 | | - public class ChatUser : LongKeyedEntity |
59 | | - { |
60 | | - public static ChatUser None => new() { Id = -1, Name = "No user found" }; |
| 57 | +// Not an entity! |
| 58 | +public class ChatUser : LongKeyedEntity |
| 59 | +{ |
| 60 | + public static ChatUser None => new() { Id = -1, Name = "No user found" }; |
61 | 61 |
|
62 | | - [Required, MaxLength(120)] |
63 | | - public string Name { get; set; } = ""; |
64 | | - public bool IsValid => Id >= 0; |
65 | | - } |
| 62 | + [Required, MaxLength(120)] |
| 63 | + public string Name { get; set; } = ""; |
| 64 | + public bool IsValid => Id >= 0; |
| 65 | +} |
66 | 66 |
|
67 | | - public interface IChatService |
| 67 | +public interface IChatService |
| 68 | +{ |
| 69 | + public record PostCommand(string Text, Session Session) : ISessionCommand<ChatMessage> |
68 | 70 | { |
69 | | - public record PostCommand(string Text, Session Session) : ISessionCommand<ChatMessage> |
70 | | - { |
71 | | - // Default constructor is needed for JSON deserialization |
72 | | - public PostCommand() : this(null!, Session.Null) { } |
73 | | - } |
| 71 | + // Default constructor is needed for JSON deserialization |
| 72 | + public PostCommand() : this(null!, Session.Null) { } |
| 73 | + } |
74 | 74 |
|
75 | | - // Commands |
76 | | - [CommandHandler] |
77 | | - Task<ChatMessage> Post(PostCommand command, CancellationToken cancellationToken = default); |
| 75 | + // Commands |
| 76 | + [CommandHandler] |
| 77 | + Task<ChatMessage> Post(PostCommand command, CancellationToken cancellationToken = default); |
78 | 78 |
|
79 | | - // Queries |
80 | | - [ComputeMethod(KeepAliveTime = 11)] |
81 | | - Task<ChatUser> GetCurrentUser(Session session, CancellationToken cancellationToken = default); |
82 | | - [ComputeMethod(KeepAliveTime = 1)] |
83 | | - Task<ChatUser> GetUser(long id, CancellationToken cancellationToken = default); |
84 | | - [ComputeMethod(KeepAliveTime = 61)] |
85 | | - Task<long> GetUserCount(CancellationToken cancellationToken = default); |
86 | | - [ComputeMethod(KeepAliveTime = 61)] |
87 | | - Task<long> GetActiveUserCount(CancellationToken cancellationToken = default); |
88 | | - [ComputeMethod(KeepAliveTime = 11)] |
89 | | - Task<ChatPage> GetChatTail(int length, CancellationToken cancellationToken = default); |
90 | | - [ComputeMethod(KeepAliveTime = 1)] |
91 | | - Task<ChatPage> GetChatPage(long minMessageId, long maxMessageId, CancellationToken cancellationToken = default); |
92 | | - } |
| 79 | + // Queries |
| 80 | + [ComputeMethod(KeepAliveTime = 11)] |
| 81 | + Task<ChatUser> GetCurrentUser(Session session, CancellationToken cancellationToken = default); |
| 82 | + [ComputeMethod(KeepAliveTime = 1)] |
| 83 | + Task<ChatUser> GetUser(long id, CancellationToken cancellationToken = default); |
| 84 | + [ComputeMethod(KeepAliveTime = 61)] |
| 85 | + Task<long> GetUserCount(CancellationToken cancellationToken = default); |
| 86 | + [ComputeMethod(KeepAliveTime = 61)] |
| 87 | + Task<long> GetActiveUserCount(CancellationToken cancellationToken = default); |
| 88 | + [ComputeMethod(KeepAliveTime = 11)] |
| 89 | + Task<ChatPage> GetChatTail(int length, CancellationToken cancellationToken = default); |
| 90 | + [ComputeMethod(KeepAliveTime = 1)] |
| 91 | + Task<ChatPage> GetChatPage(long minMessageId, long maxMessageId, CancellationToken cancellationToken = default); |
93 | 92 | } |
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