From b1bd7a059d9e160bc591d9df446ce1d2ad20d7c5 Mon Sep 17 00:00:00 2001
From: Ronny Birkeli <ronny.birkeli@gmail.com>
Date: Thu, 19 Oct 2023 06:56:26 +0200
Subject: [PATCH] Document the used parameters for the SSB classifications
 provider (#15)

Co-authored-by: Ronny Birkeli <ronny.birkeli@digdir.no>
---
 .../SSB/ClassificationCodelistProvider.cs     | 19 +++++++++++++++++++
 .../IndustryGroupingCodelistProviderTests.cs  |  2 ++
 2 files changed, 21 insertions(+)

diff --git a/src/Altinn.Codelists/SSB/ClassificationCodelistProvider.cs b/src/Altinn.Codelists/SSB/ClassificationCodelistProvider.cs
index 9fdd918..35f3547 100644
--- a/src/Altinn.Codelists/SSB/ClassificationCodelistProvider.cs
+++ b/src/Altinn.Codelists/SSB/ClassificationCodelistProvider.cs
@@ -70,6 +70,25 @@ public async Task<AppOptions> GetAppOptionsAsync(string language, Dictionary<str
         AppOptions appOptions = GetAppOptions(classificationCode, parentCode);
         appOptions.Parameters = new Dictionary<string, string>(mergedKeyValuePairs);
 
+        // Parameters used added to Parameters collection in AppOptions for reference and documentation purposes.
+        // Add well known parameters first.
+        appOptions.Parameters.TryAdd("id", _classificationId.ToString());
+        appOptions.Parameters.TryAdd("variant", variant);
+        appOptions.Parameters.TryAdd("date", dateOnly.ToString());
+        appOptions.Parameters.TryAdd("language", language);
+        appOptions.Parameters.TryAdd("level", level);
+        appOptions.Parameters.TryAdd("parentCode", parentCode);
+
+        // Add any other parameters.
+        List<string> knownKeys = new () { "id", "variant", "date", "language", "level", "parentCode" };
+        foreach (var keyValuePair in mergedKeyValuePairs)
+        {
+            if (!knownKeys.Contains(keyValuePair.Key))
+            {
+                appOptions.Parameters.TryAdd(keyValuePair.Key, keyValuePair.Value);
+            }
+        }
+
         return appOptions;
     }
 
diff --git a/test/Altinn.Codelists.Tests/SSB/IndustryGroupingCodelistProviderTests.cs b/test/Altinn.Codelists.Tests/SSB/IndustryGroupingCodelistProviderTests.cs
index 1cf1b77..192ae99 100644
--- a/test/Altinn.Codelists.Tests/SSB/IndustryGroupingCodelistProviderTests.cs
+++ b/test/Altinn.Codelists.Tests/SSB/IndustryGroupingCodelistProviderTests.cs
@@ -32,6 +32,7 @@ public async Task GetAppOptionsAsync_FirstLevelOnly_ShouldReturnListOfCodes()
 
         appOptions.Options.Should().HaveCount(21);
         appOptions.Options.First(x => x.Value == "A").Label.Should().Be("Jordbruk, skogbruk og fiske");
+        appOptions.Parameters.First(x => x.Key == "level").Value.Should().Be("1");
     }
 
     [Fact]
@@ -44,5 +45,6 @@ public async Task GetAppOptionsAsync_DefaultFirstLevel_ShouldReturnListOfCodes()
 
         appOptions.Options.Should().HaveCount(21);
         appOptions.Options.First(x => x.Value == "A").Label.Should().Be("Jordbruk, skogbruk og fiske");
+        appOptions.Parameters.First(x => x.Key == "language").Value.Should().Be("nb");
     }
 }