From 21b59cc1d0928dc04dcf5eac24470aaa05013b2d Mon Sep 17 00:00:00 2001
From: tanaka takashi <isazaka@gmail.com>
Date: Tue, 23 Jun 2026 18:37:46 +0900
Subject: 基本機能実装
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---
 src/ollama_web/tools/search.py | 45 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 45 insertions(+)
 create mode 100644 src/ollama_web/tools/search.py

(limited to 'src/ollama_web/tools/search.py')

diff --git a/src/ollama_web/tools/search.py b/src/ollama_web/tools/search.py
new file mode 100644
index 0000000..0af2a3e
--- /dev/null
+++ b/src/ollama_web/tools/search.py
@@ -0,0 +1,45 @@
+"""Web search tool backed by DuckDuckGo (ddgs)."""
+
+from __future__ import annotations
+
+from ddgs import DDGS
+
+from ..config import settings
+
+
+def web_search(query: str, max_results: int | None = None) -> list[dict[str, str]]:
+    """Search the web using DuckDuckGo and return compact result summaries.
+
+    Args:
+      query: The search query string.
+      max_results: Maximum number of results to return (default from settings).
+
+    Returns:
+      A list of dictionaries with keys 'title', 'href' and 'body' for each
+      result. Returns an empty list if the search fails or no results are found.
+    """
+    if not query or not query.strip():
+        return []
+
+    limit = (
+        max_results
+        if max_results is not None and max_results > 0
+        else settings.search_max_results
+    )
+
+    results: list[dict[str, str]] = []
+    try:
+        with DDGS() as ddgs:
+            for item in ddgs.text(query, max_results=limit):
+                results.append(
+                    {
+                        "title": str(item.get("title", "")).strip(),
+                        "href": str(item.get("href") or item.get("url") or "").strip(),
+                        "body": str(item.get("body") or item.get("snippet") or "").strip(),
+                    }
+                )
+    except Exception:  # noqa: BLE001
+        # Swallow network/runtime errors so the chat loop can continue.
+        return []
+
+    return results[:limit]
-- 
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