From 1680c86b6cfa0acfcd60cef305b3b82c75a37b94 Mon Sep 17 00:00:00 2001
From: Peter Steinberger <steipete@gmail.com>
Date: Mon, 20 Apr 2026 22:01:34 +0100
Subject: [PATCH] refactor: share duckduckgo web search provider base

---
 .../src/ddg-search-provider.shared.ts         | 21 ++++++++++++++++++
 .../duckduckgo/src/ddg-search-provider.ts     | 22 +++----------------
 .../duckduckgo/web-search-contract-api.ts     | 22 +++----------------
 3 files changed, 27 insertions(+), 38 deletions(-)
 create mode 100644 extensions/duckduckgo/src/ddg-search-provider.shared.ts

diff --git a/extensions/duckduckgo/src/ddg-search-provider.shared.ts b/extensions/duckduckgo/src/ddg-search-provider.shared.ts
new file mode 100644
index 00000000000..265afcbc955
--- /dev/null
+++ b/extensions/duckduckgo/src/ddg-search-provider.shared.ts
@@ -0,0 +1,21 @@
+import { createWebSearchProviderContractFields } from "openclaw/plugin-sdk/provider-web-search-contract";
+
+export function createDuckDuckGoWebSearchProviderBase() {
+  return {
+    id: "duckduckgo",
+    label: "DuckDuckGo Search (experimental)",
+    hint: "Free web search fallback with no API key required",
+    requiresCredential: false,
+    envVars: [],
+    placeholder: "(no key needed)",
+    signupUrl: "https://duckduckgo.com/",
+    docsUrl: "https://docs.openclaw.ai/tools/web",
+    autoDetectOrder: 100,
+    credentialPath: "",
+    ...createWebSearchProviderContractFields({
+      credentialPath: "",
+      searchCredential: { type: "scoped", scopeId: "duckduckgo" },
+      selectionPluginId: "duckduckgo",
+    }),
+  };
+}
diff --git a/extensions/duckduckgo/src/ddg-search-provider.ts b/extensions/duckduckgo/src/ddg-search-provider.ts
index abb38f0da6d..88145a93f35 100644
--- a/extensions/duckduckgo/src/ddg-search-provider.ts
+++ b/extensions/duckduckgo/src/ddg-search-provider.ts
@@ -1,8 +1,6 @@
 import { readNumberParam, readStringParam } from "openclaw/plugin-sdk/param-readers";
-import {
-  createWebSearchProviderContractFields,
-  type WebSearchProviderPlugin,
-} from "openclaw/plugin-sdk/provider-web-search-contract";
+import type { WebSearchProviderPlugin } from "openclaw/plugin-sdk/provider-web-search-contract";
+import { createDuckDuckGoWebSearchProviderBase } from "./ddg-search-provider.shared.js";
 
 type DuckDuckGoClientModule = typeof import("./ddg-client.js");
 
@@ -37,21 +35,7 @@ const DuckDuckGoSearchSchema = {
 
 export function createDuckDuckGoWebSearchProvider(): WebSearchProviderPlugin {
   return {
-    id: "duckduckgo",
-    label: "DuckDuckGo Search (experimental)",
-    hint: "Free web search fallback with no API key required",
-    requiresCredential: false,
-    envVars: [],
-    placeholder: "(no key needed)",
-    signupUrl: "https://duckduckgo.com/",
-    docsUrl: "https://docs.openclaw.ai/tools/web",
-    autoDetectOrder: 100,
-    credentialPath: "",
-    ...createWebSearchProviderContractFields({
-      credentialPath: "",
-      searchCredential: { type: "scoped", scopeId: "duckduckgo" },
-      selectionPluginId: "duckduckgo",
-    }),
+    ...createDuckDuckGoWebSearchProviderBase(),
     createTool: (ctx) => ({
       description:
         "Search the web using DuckDuckGo. Returns titles, URLs, and snippets with no API key required.",
diff --git a/extensions/duckduckgo/web-search-contract-api.ts b/extensions/duckduckgo/web-search-contract-api.ts
index 120b19e6b60..d60e84c2fde 100644
--- a/extensions/duckduckgo/web-search-contract-api.ts
+++ b/extensions/duckduckgo/web-search-contract-api.ts
@@ -1,25 +1,9 @@
-import {
-  createWebSearchProviderContractFields,
-  type WebSearchProviderPlugin,
-} from "openclaw/plugin-sdk/provider-web-search-contract";
+import type { WebSearchProviderPlugin } from "openclaw/plugin-sdk/provider-web-search-contract";
+import { createDuckDuckGoWebSearchProviderBase } from "./src/ddg-search-provider.shared.js";
 
 export function createDuckDuckGoWebSearchProvider(): WebSearchProviderPlugin {
   return {
-    id: "duckduckgo",
-    label: "DuckDuckGo Search (experimental)",
-    hint: "Free web search fallback with no API key required",
-    requiresCredential: false,
-    envVars: [],
-    placeholder: "(no key needed)",
-    signupUrl: "https://duckduckgo.com/",
-    docsUrl: "https://docs.openclaw.ai/tools/web",
-    autoDetectOrder: 100,
-    credentialPath: "",
-    ...createWebSearchProviderContractFields({
-      credentialPath: "",
-      searchCredential: { type: "scoped", scopeId: "duckduckgo" },
-      selectionPluginId: "duckduckgo",
-    }),
+    ...createDuckDuckGoWebSearchProviderBase(),
     createTool: () => null,
   };
 }