✨ Activable badge

DysonNetwork.Sphere/Account/Account.cs

@@ -65,6 +65,8 @@ public class Profile : ModelBase
     public Instant? Birthday { get; set; }
     public Instant? LastSeenAt { get; set; }
 
+    [Column(TypeName = "jsonb")] public BadgeReferenceObject? ActiveBadge { get; set; } = null!;
+
     public int Experience { get; set; } = 0;
     [NotMapped] public int Level => Leveling.ExperiencePerLevel.Count(xp => Experience >= xp) - 1;
 

DysonNetwork.Sphere/Account/AccountController.cs

@@ -47,7 +47,6 @@ public class AccountController(
         return account is null ? NotFound() : account.Badges.ToList();
     }
 
-
     public class AccountCreateRequest
     {
         [Required]

DysonNetwork.Sphere/Account/AccountCurrentController.cs

@@ -660,4 +660,34 @@ public class AccountCurrentController(
             return BadRequest(ex.Message);
         }
     }
+
+    [HttpGet("badges")]
+    [ProducesResponseType<List<Badge>>(StatusCodes.Status200OK)]
+    [Authorize]
+    public async Task<ActionResult<List<Badge>>> GetBadges()
+    {
+        if (HttpContext.Items["CurrentUser"] is not Account currentUser) return Unauthorized();
+        
+        var badges = await db.Badges
+            .Where(b => b.AccountId == currentUser.Id)
+            .ToListAsync();
+        return Ok(badges);
+    }
+
+    [HttpPost("badges/{id:guid}/active")]
+    [Authorize]
+    public async Task<ActionResult<Badge>> ActivateBadge(Guid id)
+    {
+        if (HttpContext.Items["CurrentUser"] is not Account currentUser) return Unauthorized();
+
+        try
+        {
+            await accounts.ActiveBadge(currentUser, id);
+            return Ok();
+        }
+        catch (Exception ex)
+        {
+            return BadRequest(ex.Message);
+        }
+    }
 }

DysonNetwork.Sphere/Account/AccountService.cs

@@ -438,7 +438,78 @@ public class AccountService(
         await db.SaveChangesAsync();
     }
 
-    /// Maintenance methods for server administrator
+    /// <summary>
+    /// This method will grant a badge to the account.
+    /// Shouldn't be exposed to normal user and the user itself.
+    /// </summary>
+    public async Task<Badge> GrantBadge(Account account, Badge badge)
+    {
+        badge.AccountId = account.Id;
+        db.Badges.Add(badge);
+        await db.SaveChangesAsync();
+        return badge;
+    }
+
+    /// <summary>
+    /// This method will revoke a badge from the account.
+    /// Shouldn't be exposed to normal user and the user itself.
+    /// </summary>
+    public async Task RevokeBadge(Account account, Guid badgeId)
+    {
+        var badge = await db.Badges
+            .Where(b => b.AccountId == account.Id && b.Id == badgeId)
+            .OrderByDescending(b => b.CreatedAt)
+            .FirstOrDefaultAsync();
+        if (badge is null) throw new InvalidOperationException("Badge was not found.");
+
+        var profile = await db.AccountProfiles
+            .Where(p => p.AccountId == account.Id)
+            .FirstOrDefaultAsync();
+        if (profile?.ActiveBadge is not null && profile.ActiveBadge.Id == badge.Id)
+            profile.ActiveBadge = null;
+
+        db.Remove(badge);
+        await db.SaveChangesAsync();
+    }
+
+    public async Task ActiveBadge(Account account, Guid badgeId)
+    {
+        await using var transaction = await db.Database.BeginTransactionAsync();
+
+        try
+        {
+            var badge = await db.Badges
+                .Where(b => b.AccountId == account.Id && b.Id == badgeId)
+                .OrderByDescending(b => b.CreatedAt)
+                .FirstOrDefaultAsync();
+            if (badge is null) throw new InvalidOperationException("Badge was not found.");
+
+            await db.Badges
+                .Where(b => b.AccountId == account.Id && b.Id != badgeId)
+                .ExecuteUpdateAsync(s => s.SetProperty(p => p.ActivatedAt, p => null));
+
+            badge.ActivatedAt = SystemClock.Instance.GetCurrentInstant();
+            db.Update(badge);
+            await db.SaveChangesAsync();
+
+            await db.AccountProfiles
+                .Where(p => p.AccountId == account.Id)
+                .ExecuteUpdateAsync(s => s.SetProperty(p => p.ActiveBadge, badge.ToReference()));
+            await PurgeAccountCache(account);
+
+            await transaction.CommitAsync();
+        }
+        catch
+        {
+            await transaction.RollbackAsync();
+            throw;
+        }
+    }
+
+    /// <summary>
+    /// The maintenance method for server administrator.
+    /// To check every user has an account profile and to create them if it isn't having one.
+    /// </summary>
     public async Task EnsureAccountProfileCreated()
     {
         var accountsId = await db.Accounts.Select(a => a.Id).ToListAsync();

DysonNetwork.Sphere/Account/Badge.cs

@@ -12,8 +12,36 @@ public class Badge : ModelBase
     [MaxLength(1024)] public string? Label { get; set; }
     [MaxLength(4096)] public string? Caption { get; set; }
     [Column(TypeName = "jsonb")] public Dictionary<string, object> Meta { get; set; } = new();
+    public Instant? ActivatedAt { get; set; }
     public Instant? ExpiredAt { get; set; }
 
     public Guid AccountId { get; set; }
     [JsonIgnore] public Account Account { get; set; } = null!;
+
+    public BadgeReferenceObject ToReference()
+    {
+        return new BadgeReferenceObject
+        {
+            Id = Id,
+            Type = Type,
+            Label = Label,
+            Caption = Caption,
+            Meta = Meta,
+            ActivatedAt = ActivatedAt,
+            ExpiredAt = ExpiredAt,
+            AccountId = AccountId
+        };
+    }
+}
+
+public class BadgeReferenceObject : ModelBase
+{
+    public Guid Id { get; set; }
+    public string Type { get; set; } = null!;
+    public string? Label { get; set; }
+    public string? Caption { get; set; }
+    public Dictionary<string, object>? Meta { get; set; }
+    public Instant? ActivatedAt { get; set; }
+    public Instant? ExpiredAt { get; set; }
+    public Guid AccountId { get; set; }
 }