(function (root, factory) {
 if (typeof module === "object" && module.exports) module.exports = factory();
 else root.DSH_BRIDGE = factory();
}(typeof globalThis !== "undefined" ? globalThis : this, function () {
 "use strict";
 const TOKEN_KEY = "dshmem-bridge-token";
 const ENABLED_KEY = "dsh-memory-enabled";

 function available() {
 return typeof chrome !== "undefined" && chrome.runtime && typeof chrome.runtime.sendMessage === "function";
 }

 function send(payload) {
 return new Promise(function (resolve) {
 if (!available()) {
 resolve({ ok: false, error: { code: "E_NO_RUNTIME", message: "chrome.runtime unavailable" } });
 return;
 }
 chrome.runtime.sendMessage({ type: "DSH_BRIDGE_CALL", payload: payload }, function (resp) {
 const last = chrome.runtime.lastError;
 if (last) resolve({ ok: false, error: { code: "E_RUNTIME", message: last.message } });
 else resolve(resp || { ok: false, error: { code: "E_NO_RESPONSE", message: "empty" } });
 });
 });
 }

 function sendCall(call) {
 if (!call || typeof call !== "object" || typeof call.tool !== "string") {
 return Promise.resolve({ ok: false, error: { code: "E_ARGS_INVALID", message: "call.tool required" } });
 }
 const payload = { tool: call.tool, args: call.args || {} };
 if (call.workspace) payload.workspace = call.workspace;
 if (call.confirmToken) payload.confirmToken = call.confirmToken;
 return send(payload);
 }

 function health() {
 return new Promise(function (resolve) {
 if (!available()) {
 resolve({ ok: false, error: { code: "E_NO_RUNTIME", message: "chrome.runtime unavailable" } });
 return;
 }
 chrome.runtime.sendMessage({ type: "DSH_BRIDGE_HEALTH" }, function (resp) {
 const last = chrome.runtime.lastError;
 if (last) resolve({ ok: false, error: { code: "E_RUNTIME", message: last.message } });
 else resolve(resp || { ok: false, error: { code: "E_NO_RESPONSE", message: "empty" } });
 });
 });
 }

 function hasToken() {
 return new Promise(function (resolve) {
 if (typeof chrome === "undefined" || !chrome.storage) { resolve(false); return; }
 chrome.storage.local.get(TOKEN_KEY, function (v) { resolve(Boolean(v && v[TOKEN_KEY])); });
 });
 }

 function isEnabled() {
 return new Promise(function (resolve) {
 if (typeof chrome === "undefined" || !chrome.storage) { resolve(false); return; }
 chrome.storage.local.get(ENABLED_KEY, function (v) {
 resolve(Boolean(v && v[ENABLED_KEY]));
 });
 });
 }

 return {
 sendCall: sendCall,
 health: health,
 hasToken: hasToken,
 isEnabled: isEnabled,
 available: available,
 TOKEN_KEY: TOKEN_KEY,
 ENABLED_KEY: ENABLED_KEY
 };
}));