Update prepare-commit-msg +semver: minor (#98)

* Update prepare-commit-msg +semver: minor

* CSharpier format

---------

Co-authored-by: gstraccini[bot] <150967461+gstraccini[bot]@users.noreply.github.com>

.githooks/prepare-commit-msg

@@ -15,12 +15,18 @@ if ! command -v dotnet-aicommitmessage &> /dev/null; then
 fi
 
 COMMIT_MSG_FILE=$1
-GIT_DIFF=$(git diff --staged)
-GIT_BRANCH_NAME=$(git rev-parse --abbrev-ref HEAD)
 CURRENT_MESSAGE=$(cat "$COMMIT_MSG_FILE")
 
+# From version 0.6.1, this is not needed anymore.
+# GIT_DIFF=$(git diff --staged)
+# GIT_BRANCH_NAME=$(git rev-parse --abbrev-ref HEAD)
+
 # Run dotnet-aicommitmessage with error handling  
-if ! AI_MESSAGE=$(dotnet-aicommitmessage generate-message -m "$CURRENT_MESSAGE" -b "$GIT_BRANCH_NAME" -d "$GIT_DIFF" ); then  
+# From version 0.6.1 branch and diff are now retrieved by the tool and don't need to be passed manually.
+# Version 0.6.1 and higher: dotnet-aicommitmessage generate-message -m "$CURRENT_MESSAGE"
+# Version 0.6.0 and lower: dotnet-aicommitmessage generate-message -m "$CURRENT_MESSAGE" -b "$GIT_BRANCH_NAME" -d "$GIT_DIFF"
+
+if ! AI_MESSAGE=$(dotnet-aicommitmessage generate-message -m "$CURRENT_MESSAGE"); then  
     echo "Error: Failed to generate AI commit message. Using original message." >&2  
     exit 0  
 fi

Src/AiCommitMessage/Services/GenerateCommitMessageService.cs

@@ -33,9 +33,7 @@ public string GenerateCommitMessage(GenerateCommitMessageOptions options)
             : options.Branch;
 
         // Use the provided diff or retrieve it from GIT if not supplied
-        string diff = string.IsNullOrEmpty(options.Diff)
-            ? GitHelper.GetGitDiff()
-            : options.Diff;
+        string diff = string.IsNullOrEmpty(options.Diff) ? GitHelper.GetGitDiff() : options.Diff;
 
         var model = EnvironmentLoader.LoadOpenAiModel();
         var url = EnvironmentLoader.LoadOpenAiApiUrl();
@@ -52,18 +50,20 @@ public string GenerateCommitMessage(GenerateCommitMessageOptions options)
 
         if (string.IsNullOrEmpty(branch) && string.IsNullOrEmpty(diff))
         {
-            throw new InvalidOperationException("Unable to generate commit message: Both branch and diff are empty.");
+            throw new InvalidOperationException(
+                "Unable to generate commit message: Both branch and diff are empty."
+            );
         }
 
         var formattedMessage =
-        "Branch: "
-        + (string.IsNullOrEmpty(branch) ? "<unknown>" : branch)
-        + "\n\n"
-        + "Original message: "
-        + message
-        + "\n\n"
-        + "Git Diff: "
-        + (string.IsNullOrEmpty(diff) ? "<no changes>" : diff);
+            "Branch: "
+            + (string.IsNullOrEmpty(branch) ? "<unknown>" : branch)
+            + "\n\n"
+            + "Original message: "
+            + message
+            + "\n\n"
+            + "Git Diff: "
+            + (string.IsNullOrEmpty(diff) ? "<no changes>" : diff);
 
         var chatCompletion = client.CompleteChat(
             new SystemChatMessage(Constants.SystemMessage),