refactor: dedupe slack matrix venice lowercase helpers

extensions/matrix/src/approval-native.ts

@@ -39,7 +39,7 @@ const MATRIX_PLUGIN_NATIVE_DELIVERY_DISABLED = {
 function normalizeComparableTarget(value: string): string {
   const target = resolveMatrixTargetIdentity(value);
   if (!target) {
-    return value.trim().toLowerCase();
+    return normalizeLowercaseStringOrEmpty(value);
   }
   if (target.kind === "user") {
     return `user:${normalizeMatrixUserId(target.id)}`;

extensions/matrix/src/matrix/client/private-network-host.ts

@@ -1,7 +1,8 @@
 import net from "node:net";
+import { normalizeLowercaseStringOrEmpty } from "openclaw/plugin-sdk/text-runtime";
 
 function normalizeHost(host: string): string {
-  const normalized = host.trim().toLowerCase().replace(/\.+$/, "");
+  const normalized = normalizeLowercaseStringOrEmpty(host).replace(/\.+$/, "");
   return normalized.startsWith("[") && normalized.endsWith("]")
     ? normalized.slice(1, -1)
     : normalized;

extensions/matrix/src/matrix/monitor/location.ts

@@ -1,3 +1,4 @@
+import { normalizeLowercaseStringOrEmpty } from "openclaw/plugin-sdk/text-runtime";
 import type { LocationMessageEventContent } from "../sdk.js";
 import { formatLocationText, toLocationContext, type NormalizedLocation } from "./runtime-api.js";
 import { EventType } from "./types.js";
@@ -18,7 +19,7 @@ function parseGeoUri(value: string): GeoUriParams | null {
   if (!trimmed) {
     return null;
   }
-  if (!trimmed.toLowerCase().startsWith("geo:")) {
+  if (!normalizeLowercaseStringOrEmpty(trimmed).startsWith("geo:")) {
     return null;
   }
   const payload = trimmed.slice(4);
@@ -42,7 +43,7 @@ function parseGeoUri(value: string): GeoUriParams | null {
     const eqIndex = segment.indexOf("=");
     const rawKey = eqIndex === -1 ? segment : segment.slice(0, eqIndex);
     const rawValue = eqIndex === -1 ? "" : segment.slice(eqIndex + 1);
-    const key = rawKey.trim().toLowerCase();
+    const key = normalizeLowercaseStringOrEmpty(rawKey);
     if (!key) {
       continue;
     }

extensions/matrix/src/tool-actions.ts

@@ -1,4 +1,5 @@
 import type { AgentToolResult } from "@mariozechner/pi-agent-core";
+import { normalizeOptionalLowercaseString } from "openclaw/plugin-sdk/text-runtime";
 import { resolveMatrixAccountConfig } from "./matrix/accounts.js";
 import {
   bootstrapMatrixVerification,
@@ -433,7 +434,7 @@ export async function handleMatrixAction(
     }
     if (action === "verificationStart") {
       const methodRaw = readStringParam(params, "method");
-      const method = methodRaw?.trim().toLowerCase();
+      const method = normalizeOptionalLowercaseString(methodRaw);
       if (method && method !== "sas") {
         throw new Error(
           "Matrix verificationStart only supports method=sas; use verificationGenerateQr/verificationScanQr for QR flows.",

extensions/slack/src/approval-native.ts

@@ -36,7 +36,7 @@ function extractSlackSessionKind(
 }
 
 function normalizeComparableTarget(value: string): string {
-  return value.trim().toLowerCase();
+  return normalizeLowercaseStringOrEmpty(value);
 }
 
 function normalizeSlackThreadMatchKey(threadId?: string): string {

extensions/slack/src/channel-type.ts

@@ -1,3 +1,4 @@
+import { normalizeLowercaseStringOrEmpty } from "openclaw/plugin-sdk/text-runtime";
 import { resolveSlackAccount } from "./accounts.js";
 import { createSlackWebClient } from "./client.js";
 import { normalizeAllowListLower } from "./monitor/allow-list.js";
@@ -36,7 +37,7 @@ export async function resolveSlackChannelType(params: {
   const channelKeys = Object.keys(account.channels ?? {});
   if (
     channelKeys.some((key) => {
-      const normalized = key.trim().toLowerCase();
+      const normalized = normalizeLowercaseStringOrEmpty(key);
       return (
         normalized === channelIdLower ||
         normalized === `channel:${channelIdLower}` ||

extensions/slack/src/directory-live.ts

@@ -2,6 +2,10 @@ import type {
   ChannelDirectoryEntry,
   DirectoryConfigParams,
 } from "openclaw/plugin-sdk/directory-runtime";
+import {
+  normalizeLowercaseStringOrEmpty,
+  normalizeOptionalLowercaseString,
+} from "openclaw/plugin-sdk/text-runtime";
 import { resolveSlackAccount } from "./accounts.js";
 import { createSlackWebClient } from "./client.js";
 
@@ -42,7 +46,7 @@ function resolveReadToken(params: DirectoryConfigParams): string | undefined {
 }
 
 function normalizeQuery(value?: string | null): string {
-  return value?.trim().toLowerCase() ?? "";
+  return normalizeLowercaseStringOrEmpty(value);
 }
 
 function buildUserRank(user: SlackUser): number {
@@ -89,7 +93,7 @@ export async function listSlackDirectoryPeersLive(
     const handle = member.name;
     const email = member.profile?.email;
     const candidates = [name, handle, email]
-      .map((item) => item?.trim().toLowerCase())
+      .map((item) => normalizeOptionalLowercaseString(item))
       .filter(Boolean);
     if (!query) {
       return true;
@@ -153,7 +157,7 @@ export async function listSlackDirectoryGroupsLive(
   } while (cursor);
 
   const filtered = channels.filter((channel) => {
-    const name = channel.name?.trim().toLowerCase();
+    const name = normalizeOptionalLowercaseString(channel.name);
     if (!query) {
       return true;
     }

extensions/slack/src/interactive-replies.ts

@@ -1,5 +1,6 @@
 import type { OpenClawConfig } from "openclaw/plugin-sdk/config-runtime";
 import type { ReplyPayload } from "openclaw/plugin-sdk/reply-runtime";
+import { normalizeLowercaseStringOrEmpty } from "openclaw/plugin-sdk/text-runtime";
 import { resolveDefaultSlackAccountId, resolveSlackAccount } from "./accounts.js";
 
 const SLACK_BUTTON_MAX_ITEMS = 5;
@@ -154,7 +155,7 @@ function resolveInteractiveRepliesFromCapabilities(capabilities: unknown): boole
   }
   if (Array.isArray(capabilities)) {
     return capabilities.some(
-      (entry) => String(entry).trim().toLowerCase() === "interactivereplies",
+      (entry) => normalizeLowercaseStringOrEmpty(String(entry)) === "interactivereplies",
     );
   }
   if (typeof capabilities === "object") {

extensions/slack/src/monitor/allow-list.ts

@@ -8,6 +8,7 @@ import {
   normalizeStringEntries,
   normalizeStringEntriesLower,
 } from "openclaw/plugin-sdk/string-normalization-runtime";
+import { normalizeOptionalLowercaseString } from "openclaw/plugin-sdk/text-runtime";
 
 const SLACK_SLUG_CACHE_MAX = 512;
 const slackSlugCache = new Map<string, string>();
@@ -38,7 +39,7 @@ export function normalizeAllowListLower(list?: Array<string | number>) {
 }
 
 export function normalizeSlackAllowOwnerEntry(entry: string): string | undefined {
-  const trimmed = entry.trim().toLowerCase();
+  const trimmed = normalizeOptionalLowercaseString(entry);
   if (!trimmed || trimmed === "*") {
     return undefined;
   }

extensions/slack/src/monitor/channel-type.ts

@@ -1,3 +1,4 @@
+import { normalizeOptionalLowercaseString } from "openclaw/plugin-sdk/text-runtime";
 import type { SlackMessageEvent } from "../types.js";
 
 export function inferSlackChannelType(
@@ -23,7 +24,7 @@ export function normalizeSlackChannelType(
   channelType?: string | null,
   channelId?: string | null,
 ): SlackMessageEvent["channel_type"] {
-  const normalized = channelType?.trim().toLowerCase();
+  const normalized = normalizeOptionalLowercaseString(channelType);
   const inferred = inferSlackChannelType(channelId);
   if (
     normalized === "im" ||

extensions/slack/src/monitor/media.ts

@@ -5,6 +5,7 @@ import type { FetchLike } from "openclaw/plugin-sdk/media-runtime";
 import { fetchRemoteMedia } from "openclaw/plugin-sdk/media-runtime";
 import { saveMediaBuffer } from "openclaw/plugin-sdk/media-runtime";
 import { resolveRequestUrl } from "openclaw/plugin-sdk/request-url";
+import { normalizeOptionalLowercaseString } from "openclaw/plugin-sdk/text-runtime";
 import type { SlackAttachment, SlackFile } from "../types.js";
 
 function isSlackHostname(hostname: string): boolean {
@@ -239,7 +240,7 @@ export async function resolveSlackMedia(params: {
         const isExpectedHtml =
           fileMime === "text/html" || fileName.endsWith(".html") || fileName.endsWith(".htm");
         if (!isExpectedHtml) {
-          const detectedMime = fetched.contentType?.split(";")[0]?.trim().toLowerCase();
+          const detectedMime = normalizeOptionalLowercaseString(fetched.contentType?.split(";")[0]);
           if (detectedMime === "text/html" || looksLikeHtmlBuffer(fetched.buffer)) {
             return null;
           }

extensions/slack/src/monitor/message-handler/dispatch.ts

@@ -18,6 +18,7 @@ import { resolveSendableOutboundReplyParts } from "openclaw/plugin-sdk/reply-pay
 import type { ReplyPayload } from "openclaw/plugin-sdk/reply-runtime";
 import { danger, logVerbose, shouldLogVerbose } from "openclaw/plugin-sdk/runtime-env";
 import { resolvePinnedMainDmOwnerFromAllowlist } from "openclaw/plugin-sdk/security-runtime";
+import { normalizeOptionalLowercaseString } from "openclaw/plugin-sdk/text-runtime";
 import { reactSlackMessage, removeSlackReaction } from "../../actions.js";
 import { createSlackDraftStream } from "../../draft-stream.js";
 import { normalizeSlackOutboundText } from "../../format.js";
@@ -161,11 +162,11 @@ export async function dispatchPreparedSlackMessage(prepared: PreparedSlackMessag
       allowFrom: ctx.allowFrom,
       normalizeEntry: normalizeSlackAllowOwnerEntry,
     });
-    const senderRecipient = message.user?.trim().toLowerCase();
+    const senderRecipient = normalizeOptionalLowercaseString(message.user);
     const skipMainUpdate =
       pinnedMainDmOwner &&
       senderRecipient &&
-      pinnedMainDmOwner.trim().toLowerCase() !== senderRecipient;
+      normalizeOptionalLowercaseString(pinnedMainDmOwner) !== senderRecipient;
     if (skipMainUpdate) {
       logVerbose(
         `slack: skip main-session last route for ${senderRecipient} (pinned owner ${pinnedMainDmOwner})`,

extensions/slack/src/monitor/slash.ts

@@ -11,7 +11,7 @@ import {
 } from "openclaw/plugin-sdk/config-runtime";
 import type { ReplyPayload } from "openclaw/plugin-sdk/reply-runtime";
 import { danger, logVerbose } from "openclaw/plugin-sdk/runtime-env";
-import { chunkItems } from "openclaw/plugin-sdk/text-runtime";
+import { chunkItems, normalizeLowercaseStringOrEmpty } from "openclaw/plugin-sdk/text-runtime";
 import type { ResolvedSlackAccount } from "../accounts.js";
 import { truncateSlackText } from "../truncate.js";
 import { resolveSlackAllowListMatch, resolveSlackUserAllowed } from "./allow-list.js";
@@ -769,7 +769,7 @@ export async function registerSlackMonitorSlashCommands(params: {
         await ack({ options: [] });
         return;
       }
-      const query = typedBody.value?.trim().toLowerCase() ?? "";
+      const query = normalizeLowercaseStringOrEmpty(typedBody.value);
       const options = entry.choices
         .filter((choice) => !query || choice.label.toLowerCase().includes(query))
         .slice(0, SLACK_COMMAND_ARG_SELECT_OPTIONS_MAX)

extensions/slack/src/resolve-channels.ts

@@ -1,4 +1,5 @@
 import type { WebClient } from "@slack/web-api";
+import { normalizeLowercaseStringOrEmpty } from "openclaw/plugin-sdk/text-runtime";
 import { createSlackWebClient } from "./client.js";
 import {
   collectSlackCursorItems,
@@ -81,7 +82,7 @@ function resolveByName(
   name: string,
   channels: SlackChannelLookup[],
 ): SlackChannelLookup | undefined {
-  const target = name.trim().toLowerCase();
+  const target = normalizeLowercaseStringOrEmpty(name);
   if (!target) {
     return undefined;
   }

extensions/slack/src/setup-core.ts

@@ -16,7 +16,10 @@ import {
   type OpenClawConfig,
 } from "openclaw/plugin-sdk/setup-runtime";
 import { formatDocsLink } from "openclaw/plugin-sdk/setup-tools";
-import { normalizeOptionalString } from "openclaw/plugin-sdk/text-runtime";
+import {
+  normalizeLowercaseStringOrEmpty,
+  normalizeOptionalString,
+} from "openclaw/plugin-sdk/text-runtime";
 import { inspectSlackAccount } from "./account-inspect.js";
 import { resolveSlackAccount } from "./accounts.js";
 import {
@@ -39,7 +42,7 @@ function hasSlackInteractiveRepliesConfig(cfg: OpenClawConfig, accountId: string
   const capabilities = resolveSlackAccount({ cfg, accountId }).config.capabilities;
   if (Array.isArray(capabilities)) {
     return capabilities.some(
-      (entry) => String(entry).trim().toLowerCase() === "interactivereplies",
+      (entry) => normalizeLowercaseStringOrEmpty(String(entry)) === "interactivereplies",
     );
   }
   if (!capabilities || typeof capabilities !== "object") {
@@ -57,7 +60,9 @@ function setSlackInteractiveReplies(
   const nextCapabilities = Array.isArray(capabilities)
     ? interactiveReplies
       ? [...new Set([...capabilities, "interactiveReplies"])]
-      : capabilities.filter((entry) => String(entry).trim().toLowerCase() !== "interactivereplies")
+      : capabilities.filter(
+          (entry) => normalizeLowercaseStringOrEmpty(String(entry)) !== "interactivereplies",
+        )
     : {
         ...((capabilities && typeof capabilities === "object" ? capabilities : {}) as Record<
           string,

extensions/slack/src/stream-mode.ts

@@ -1,3 +1,4 @@
+import { normalizeLowercaseStringOrEmpty } from "openclaw/plugin-sdk/text-runtime";
 import {
   mapStreamingModeToSlackLegacyDraftStreamMode,
   resolveSlackNativeStreaming,
@@ -14,7 +15,7 @@ export function resolveSlackStreamMode(raw: unknown): SlackStreamMode {
   if (typeof raw !== "string") {
     return DEFAULT_STREAM_MODE;
   }
-  const normalized = raw.trim().toLowerCase();
+  const normalized = normalizeLowercaseStringOrEmpty(raw);
   if (normalized === "replace" || normalized === "status_final" || normalized === "append") {
     return normalized;
   }

extensions/venice/index.ts

@@ -1,12 +1,13 @@
 import { defineSingleProviderPluginEntry } from "openclaw/plugin-sdk/provider-entry";
 import { applyXaiModelCompat } from "openclaw/plugin-sdk/provider-tools";
+import { normalizeLowercaseStringOrEmpty } from "openclaw/plugin-sdk/text-runtime";
 import { applyVeniceConfig, VENICE_DEFAULT_MODEL_REF } from "./onboard.js";
 import { buildVeniceProvider } from "./provider-catalog.js";
 
 const PROVIDER_ID = "venice";
 
 function isXaiBackedVeniceModel(modelId: string): boolean {
-  return modelId.trim().toLowerCase().includes("grok");
+  return normalizeLowercaseStringOrEmpty(modelId).includes("grok");
 }
 
 export default defineSingleProviderPluginEntry({