Merge pull request #398 from ucdavis/srk/search-by-metadata

get any txns that match provided metadata
ucdavis · Nov 6, 2023 · 8af9709 · 8af9709
2 parents fc61138 + 03afb20
commit 8af9709
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Showing 6 changed files with 1,345 additions and 3 deletions.
diff --git a/Sloth.Api/Controllers/v2/TransactionsController.cs b/Sloth.Api/Controllers/v2/TransactionsController.cs
@@ -156,6 +156,35 @@ public async Task<IList<Transaction>> GetByKfsKey(string id)
             return transactions;
         }
 
+        /// <summary>
+        /// Fetch Transactions by Metadata
+        /// </summary>
+        /// <param name="key"></param>
+        /// <param name="value"></param>
+        /// <returns></returns>
+        [HttpGet("metadata/{key}/{value}")]
+        [ProducesResponseType(typeof(IList<Transaction>), 200)]
+        public async Task<IList<Transaction>> GetByMetadata(string key, string value)
+        {
+            var teamId = GetTeamId();
+
+            if (string.IsNullOrWhiteSpace(key) || string.IsNullOrWhiteSpace(value))
+            {
+                return new List<Transaction>();
+            }
+
+            var transactions = await _context.Transactions
+                .Where(t => t.Source.Team.Id == teamId)
+                .Include(t => t.Creator)
+                .Include(t => t.Transfers)
+                .Include(t => t.Metadata)
+                .Where(t => t.Metadata.Any(m => m.Name == key && m.Value == value))
+                .AsNoTracking()
+                .ToListAsync();
+
+            return transactions;
+        }
+
         // TODO: just for testing, remove later
 
         /// <summary>

diff --git a/Sloth.Core/Domain/TransactionMetadata.cs b/Sloth.Core/Domain/TransactionMetadata.cs
@@ -21,15 +21,17 @@ public class TransactionMetadata
         public string Name { get; set; }
 
         [Required]
+        [MaxLength(450)]
         public string Value { get; set; }
 
         public static void OnModelCreating(ModelBuilder modelBuilder)
         {
             modelBuilder.Entity<TransactionMetadata>()
                 .HasIndex(r => r.TransactionId);
 
-            // modelBuilder.Entity<TransactionMetadata>()
-            //     .HasIndex(r => r.Name);
+            // create a covering index for key and value
+            modelBuilder.Entity<TransactionMetadata>()
+                .HasIndex(r => new { r.TransactionId, r.Name, r.Value });
         }
     }
 }