✨ Magic spell for one time code

🗑️ Drop the usage of casbin ♻️ Refactor the permission service ♻️ Refactor the flow of creating an account 🧱 Email infra structure
2025-04-29 20:37:10 +08:00
parent 82288fa52c
commit 0ebeab672b
35 changed files with 1789 additions and 5214 deletions
--- a/DysonNetwork.Sphere/Permission/PermissionService.cs
+++ b/DysonNetwork.Sphere/Permission/PermissionService.cs
@@ -0,0 +1,126 @@
+using System.Text.Json;
+using Microsoft.EntityFrameworkCore;
+using NodaTime;
+
+namespace DysonNetwork.Sphere.Permission;
+
+public class PermissionService(AppDatabase db)
+{
+    public async Task<T?> GetPermissionAsync<T>(string actor, string area, string key)
+    {
+        var now =  SystemClock.Instance.GetCurrentInstant();
+        var groupsId = await db.PermissionGroupMembers
+            .Where(n => n.Actor == actor)
+            .Where(n => n.ExpiredAt == null || n.ExpiredAt < now)
+            .Where(n => n.AffectedAt == null || n.AffectedAt >= now)
+            .Select(e => e.GroupId)
+            .ToListAsync();
+        var permission = await db.PermissionNodes
+            .Where(n => n.GroupId == null || groupsId.Contains(n.GroupId.Value))
+            .Where(n => n.Key == key && n.Actor == actor && n.Area == area)
+            .Where(n => n.ExpiredAt == null || n.ExpiredAt < now)
+            .Where(n => n.AffectedAt == null || n.AffectedAt >= now)
+            .FirstOrDefaultAsync();
+        
+        return permission is not null ? _DeserializePermissionValue<T>(permission.Value) : default;
+    }
+    
+    public async Task<PermissionNode> AddPermissionNode<T>(
+        string actor,
+        string area,
+        string key,
+        T value,
+        Instant? expiredAt = null,
+        Instant? affectedAt = null
+    )
+    {
+        if (value is null) throw new ArgumentNullException(nameof(value));
+
+        var node = new PermissionNode
+        {
+            Actor = actor,
+            Key = key,
+            Area = area,
+            Value = _SerializePermissionValue(value),
+            ExpiredAt = expiredAt,
+            AffectedAt = affectedAt
+        };
+
+        db.PermissionNodes.Add(node);
+        await db.SaveChangesAsync();
+
+        return node;
+    }
+
+    public async Task<PermissionNode> AddPermissionNodeToGroup<T>(
+        PermissionGroup group,
+        string actor,
+        string area,
+        string key,
+        T value,
+        Instant? expiredAt = null,
+        Instant? affectedAt = null
+    )
+    {
+        if (value is null) throw new ArgumentNullException(nameof(value));
+
+        var node = new PermissionNode
+        {
+            Actor = actor,
+            Key = key,
+            Area = area,
+            Value = _SerializePermissionValue(value),
+            ExpiredAt = expiredAt,
+            AffectedAt = affectedAt,
+            Group = group,
+            GroupId = group.Id
+        };
+
+        db.PermissionNodes.Add(node);
+        await db.SaveChangesAsync();
+
+        return node;
+    }
+
+    public async Task RemovePermissionNode(string actor, string area, string key)
+    {
+        var node = await db.PermissionNodes
+            .Where(n => n.Actor == actor && n.Area == area && n.Key == key)
+            .FirstOrDefaultAsync();
+        if (node is not null) db.PermissionNodes.Remove(node);
+        await db.SaveChangesAsync();
+    }
+
+    public async Task RemovePermissionNodeFromGroup<T>(PermissionGroup group, string actor, string area, string key)
+    {
+        var node = await db.PermissionNodes
+            .Where(n => n.GroupId == group.Id)
+            .Where(n => n.Actor == actor &&  n.Area == area && n.Key == key)
+            .FirstOrDefaultAsync();
+        if (node is null) return;
+        db.PermissionNodes.Remove(node);
+        await db.SaveChangesAsync();
+    }
+
+    private static T? _DeserializePermissionValue<T>(JsonDocument json)
+    {
+        return JsonSerializer.Deserialize<T>(json.RootElement.GetRawText());
+    }
+
+    private static JsonDocument _SerializePermissionValue<T>(T obj)
+    {
+        var str = JsonSerializer.Serialize(obj);
+        return JsonDocument.Parse(str);
+    }
+
+    public static PermissionNode NewPermissionNode<T>(string actor, string area, string key, T value)
+    {
+        return new PermissionNode
+        {
+            Actor = actor,
+            Area = area,
+            Key = key,
+            Value = _SerializePermissionValue(value),
+        };
+    }
+}