From e013788e9674b91141a4a96354c536f9504881c9 Mon Sep 17 00:00:00 2001
From: Sebastian Schuberth <sebastian@doubleopen.org>
Date: Wed, 17 Jul 2024 22:49:49 +0200
Subject: [PATCH] refactor(model): Teach hash algorithms about their value
 string size

This allows to simply code a bit and to implement consistency checks for
string lengths.

Signed-off-by: Sebastian Schuberth <sebastian@doubleopen.org>
---
 model/src/main/kotlin/HashAlgorithm.kt | 15 ++++++---------
 1 file changed, 6 insertions(+), 9 deletions(-)

diff --git a/model/src/main/kotlin/HashAlgorithm.kt b/model/src/main/kotlin/HashAlgorithm.kt
index e03927dc32fa8..f07bbb270a701 100644
--- a/model/src/main/kotlin/HashAlgorithm.kt
+++ b/model/src/main/kotlin/HashAlgorithm.kt
@@ -113,18 +113,15 @@ enum class HashAlgorithm(vararg val aliases: String, val emptyValue: String, val
          */
         fun create(value: String): HashAlgorithm {
             if (value.isBlank()) return NONE
-
-            return when (value.length) {
-                128 -> SHA512
-                96 -> SHA384
-                64 -> SHA256
-                40 -> SHA1
-                32 -> MD5
-                else -> UNKNOWN
-            }
+            return HashAlgorithm.entries.find { it.size == value.length } ?: UNKNOWN
         }
     }
 
+    /**
+     * The size of a hexadecimal hash value string for this algorithm.
+     */
+    val size = emptyValue.length
+
     /**
      * Convert the hash algorithm to a string representation.
      */