feat(worker): add ClaudeArgsBuilder for dynamic CLI argument construction

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
2026-04-14 11:35:46 +02:00
parent 5232d5f130
commit dab461cc41
2 changed files with 136 additions and 0 deletions
--- a/src/ClaudeDo.Worker/Runner/ClaudeArgsBuilder.cs
+++ b/src/ClaudeDo.Worker/Runner/ClaudeArgsBuilder.cs
@@ -0,0 +1,65 @@
+using System.Text.Json;
+
+namespace ClaudeDo.Worker.Runner;
+
+public sealed record ClaudeRunConfig(
+    string? Model,
+    string? SystemPrompt,
+    string? AgentPath,
+    string? ResumeSessionId
+);
+
+public sealed class ClaudeArgsBuilder
+{
+    private static readonly string ResultSchema = JsonSerializer.Serialize(new
+    {
+        type = "object",
+        properties = new
+        {
+            summary = new { type = "string" },
+            files_changed = new { type = "array", items = new { type = "string" } },
+            commit_type = new { type = "string" },
+        },
+        required = new[] { "summary" },
+    });
+
+    public string Build(ClaudeRunConfig config)
+    {
+        var args = new List<string>
+        {
+            "-p",
+            "--output-format stream-json",
+            "--verbose",
+            "--dangerously-skip-permissions",
+        };
+
+        if (config.Model is not null)
+            args.Add($"--model {config.Model}");
+
+        if (config.SystemPrompt is not null)
+            args.Add($"--append-system-prompt {Escape(config.SystemPrompt)}");
+
+        if (config.AgentPath is not null)
+        {
+            var agentJson = JsonSerializer.Serialize(new[] { new { file = config.AgentPath } });
+            args.Add($"--agents {Escape(agentJson)}");
+        }
+
+        args.Add($"--json-schema {Escape(ResultSchema)}");
+
+        if (config.ResumeSessionId is not null)
+            args.Add($"--resume {config.ResumeSessionId}");
+
+        return string.Join(" ", args);
+    }
+
+    private static string Escape(string value)
+    {
+        if (value.Contains(' ') || value.Contains('"') || value.Contains('\''))
+        {
+            var escaped = value.Replace("\\", "\\\\").Replace("\"", "\\\"");
+            return $"\"{escaped}\"";
+        }
+        return value;
+    }
+}