1 files changed, 36 insertions, 0 deletions
diff --git a/src/Agent.Core/Prompts/PromptComposer.cs b/src/Agent.Core/Prompts/PromptComposer.cs
new file mode 100644
index 0000000..e07c7e8
--- /dev/null
+++ b/src/Agent.Core/Prompts/PromptComposer.cs
@@ -0,0 +1,36 @@
+using Agent.Core.Ollama;
+using Agent.Core.Sessions;
+
+namespace Agent.Core.Prompts;
+
+public sealed record PromptContext(
+    string FixedSystemPrompt,
+    string UserSystemPrompt,
+    string Locale,
+    IReadOnlyList<string> Skills,
+    string SandboxCapabilitySummary,
+    string TaskGraphSummary,
+    string PreviousSummary,
+    IReadOnlyList<ConversationMessage> Conversation,
+    string Request,
+    IReadOnlyList<string>? Images = null);
+
+public static class PromptComposer
+{
+    public static IReadOnlyList<OllamaMessage> Compose(PromptContext context)
+    {
+        var messages = new List<OllamaMessage>
+        {
+            new("system", context.FixedSystemPrompt),
+            new("system", context.UserSystemPrompt),
+            new("system", $"Respond in locale: {context.Locale}."),
+            new("system", string.Join("\n\n", context.Skills)),
+            new("system", context.SandboxCapabilitySummary),
+            new("system", context.TaskGraphSummary),
+            new("system", context.PreviousSummary)
+        };
+        messages.AddRange(context.Conversation.Select(static item => new OllamaMessage(item.Role, item.Content)));
+        messages.Add(new OllamaMessage("user", context.Request, context.Images));
+        return messages;
+    }
+}