From 433b42ac9149862a79be22d41580e1be7ab59e3f Mon Sep 17 00:00:00 2001
From: Mario Zechner <badlogicgames@gmail.com>
Date: Tue, 9 Sep 2025 21:47:40 +0200
Subject: [PATCH] Fix Biome config, don't submit empty assistant messages to
 completions endpoint.

---
 biome.json                                      |  3 ++-
 packages/ai/src/providers/openai-completions.ts | 10 +++++++---
 2 files changed, 9 insertions(+), 4 deletions(-)

diff --git a/biome.json b/biome.json
index 5eecf7c4..ac962d29 100644
--- a/biome.json
+++ b/biome.json
@@ -28,6 +28,7 @@
 		"lineWidth": 120
 	},
 	"files": {
-		"includes": ["packages/*/src/**/*", "packages/*/test/**/*", "*.json", "*.md"]
+		"includes": ["packages/*/src/**/*", "packages/*/test/**/*", "*.json", "*.md", "!**/node_modules/**/*"],
+		"experimentalScannerIgnores": ["node_modules"]
 	}
 }
diff --git a/packages/ai/src/providers/openai-completions.ts b/packages/ai/src/providers/openai-completions.ts
index d21c63a3..1f6c84cc 100644
--- a/packages/ai/src/providers/openai-completions.ts
+++ b/packages/ai/src/providers/openai-completions.ts
@@ -348,7 +348,9 @@ function convertMessages(model: Model<"openai-completions">, context: Context):
 
 			const textBlocks = msg.content.filter((b) => b.type === "text") as TextContent[];
 			if (textBlocks.length > 0) {
-				assistantMsg.content = textBlocks.map((b) => b.text).join("");
+				assistantMsg.content = textBlocks.map((b) => {
+					return { type: "text", text: b.text };
+				});
 			}
 
 			// Handle thinking blocks for llama.cpp server + gpt-oss
@@ -357,7 +359,7 @@ function convertMessages(model: Model<"openai-completions">, context: Context):
 				// Use the signature from the first thinking block if available
 				const signature = thinkingBlocks[0].thinkingSignature;
 				if (signature && signature.length > 0) {
-					(assistantMsg as any)[signature] = thinkingBlocks.map((b) => b.thinking).join("");
+					(assistantMsg as any)[signature] = thinkingBlocks.map((b) => b.thinking).join("\n");
 				}
 			}
 
@@ -372,7 +374,9 @@ function convertMessages(model: Model<"openai-completions">, context: Context):
 					},
 				}));
 			}
-
+			if (assistantMsg.content === null && !assistantMsg.tool_calls) {
+				continue;
+			}
 			params.push(assistantMsg);
 		} else if (msg.role === "toolResult") {
 			params.push({