diff --git a/app/src/config/account.ts b/app/src/config/account.ts
index 2e01ddc29..d49538b57 100644
--- a/app/src/config/account.ts
+++ b/app/src/config/account.ts
@@ -11,7 +11,7 @@ import {needSubscribe} from "../util/needSubscribe";
 import {syncGuide} from "../sync/syncGuide";
 import {hideElements} from "../protyle/ui/hideElements";
 import {getCloudURL, getIndexURL} from "./util/about";
-import {genUUID} from "../util/genID";
+import {iOSPurchase} from "../util/iOSPurchase";
 
 const genSVGBG = () => {
     let html = "";
@@ -240,31 +240,7 @@ ${renewHTML}
     bindEvent: (element: Element) => {
         element.querySelectorAll('[data-action="iOSPay"]').forEach(item => {
             item.addEventListener("click", () => {
-                if (window.siyuan.user) {
-                    fetchPost("/api/setting/getCloudUser", {
-                        token: window.siyuan.user.userToken,
-                    }, response => {
-                        if (window.siyuan.user.userSiYuanOneTimePayStatus !== response.data.userSiYuanOneTimePayStatus ||
-                            window.siyuan.user.userSiYuanProExpireTime !== response.data.userSiYuanProExpireTime ||
-                            window.siyuan.user.userSiYuanSubscriptionPlan !== response.data.userSiYuanSubscriptionPlan ||
-                            window.siyuan.user.userSiYuanSubscriptionType !== response.data.userSiYuanSubscriptionType ||
-                            window.siyuan.user.userSiYuanSubscriptionStatus !== response.data.userSiYuanSubscriptionStatus) {
-                            showMessage(window.siyuan.languages["_kernel"][19]);
-                            return;
-                        }
-                        window.siyuan.user = response.data;
-                        const productType = item.getAttribute("data-type");
-                        let productID;
-                        if (window.siyuan.config.cloudRegion === 0) {
-                            productID = productType === "function" ? "0" : "1";
-                        } else {
-                            productID = productType === "function" ? "2" : "3";
-                        }
-                        window.webkit.messageHandlers.purchase.postMessage(`${productID} ${genUUID().substring(0, 19)}${window.siyuan.config.cloudRegion}00${window.siyuan.user.userId.substring(0, 1)}-${window.siyuan.user.userId.substring(1)}`);
-                    });
-                } else {
-                    showMessage(window.siyuan.languages.needLogin);
-                }
+                iOSPurchase(item.getAttribute("data-type"));
             });
         });
         const trialSubElement = element.querySelector("#trialSub");
diff --git a/app/src/index.ts b/app/src/index.ts
index 45affd8fd..26266b96a 100644
--- a/app/src/index.ts
+++ b/app/src/index.ts
@@ -31,7 +31,7 @@ import {hideAllElements} from "./protyle/ui/hideElements";
 import {loadPlugins, reloadPlugin} from "./plugin/loader";
 import "./assets/scss/base.scss";
 import {reloadEmoji} from "./emoji";
-import {IOSPurchase} from "./util/iOSPurchase";
+import {processIOSPurchaseResponse} from "./util/iOSPurchase";
 
 export class App {
     public plugins: import("./plugin").Plugin[] = [];
@@ -209,5 +209,5 @@ window.openFileByURL = (openURL) => {
 window.showKeyboardToolbar = () => {
     // 防止 Pad 端报错
 };
-window.IOSPurchase = IOSPurchase;
+window.processIOSPurchaseResponse = processIOSPurchaseResponse;
 /// #endif
diff --git a/app/src/mobile/index.ts b/app/src/mobile/index.ts
index 8cf0ad0f4..f5b509f34 100644
--- a/app/src/mobile/index.ts
+++ b/app/src/mobile/index.ts
@@ -28,7 +28,7 @@ import {isNotEditBlock} from "../protyle/wysiwyg/getBlock";
 import {updateCardHV} from "../card/util";
 import {mobileKeydown} from "./util/keydown";
 import {correctHotkey} from "../boot/globalEvent/commonHotkey";
-import {IOSPurchase} from "../util/iOSPurchase";
+import {processIOSPurchaseResponse} from "../util/iOSPurchase";
 
 class App {
     public plugins: import("../plugin").Plugin[] = [];
@@ -163,7 +163,7 @@ window.reconnectWebSocket = () => {
     window.siyuan.mobile.popEditor.protyle.ws.send("ping", {});
 };
 window.goBack = goBack;
-window.IOSPurchase = IOSPurchase;
+window.processIOSPurchaseResponse = processIOSPurchaseResponse;
 window.showKeyboardToolbar = (height) => {
     document.getElementById("keyboardToolbar").setAttribute("data-keyboardheight", (height ? height : window.outerHeight / 2 - 42).toString());
     showKeyboardToolbar();
diff --git a/app/src/mobile/settings/account.ts b/app/src/mobile/settings/account.ts
index 6e492c737..ab5a6299b 100644
--- a/app/src/mobile/settings/account.ts
+++ b/app/src/mobile/settings/account.ts
@@ -10,7 +10,7 @@ import {getCloudURL, getIndexURL} from "../../config/util/about";
 import {Dialog} from "../../dialog";
 import {hideElements} from "../../protyle/ui/hideElements";
 import {Constants} from "../../constants";
-import {genUUID} from "../../util/genID";
+import {iOSPurchase} from "../../util/iOSPurchase";
 
 export const showAccountInfo = () => {
     const isIOS = isInIOS();
@@ -129,31 +129,7 @@ ${renewHTML}`;
                 }
                 while (target && !target.isSameNode(modelMainElement)) {
                     if (target.getAttribute("data-action") === "iOSPay") {
-                        if (window.siyuan.user) {
-                            fetchPost("/api/setting/getCloudUser", {
-                                token: window.siyuan.user.userToken,
-                            }, response => {
-                                if (window.siyuan.user.userSiYuanOneTimePayStatus !== response.data.userSiYuanOneTimePayStatus ||
-                                    window.siyuan.user.userSiYuanProExpireTime !== response.data.userSiYuanProExpireTime ||
-                                    window.siyuan.user.userSiYuanSubscriptionPlan !== response.data.userSiYuanSubscriptionPlan ||
-                                    window.siyuan.user.userSiYuanSubscriptionType !== response.data.userSiYuanSubscriptionType ||
-                                    window.siyuan.user.userSiYuanSubscriptionStatus !== response.data.userSiYuanSubscriptionStatus) {
-                                    showMessage(window.siyuan.languages["_kernel"][19]);
-                                    return;
-                                }
-                                window.siyuan.user = response.data;
-                                const productType = target.getAttribute("data-type");
-                                let productID;
-                                if (window.siyuan.config.cloudRegion === 0) {
-                                    productID = productType === "function" ? "0" : "1";
-                                } else {
-                                    productID = productType === "function" ? "2" : "3";
-                                }
-                                window.webkit.messageHandlers.purchase.postMessage(`${productID} ${genUUID().substring(0, 19)}${window.siyuan.config.cloudRegion}00${window.siyuan.user.userId.substring(0, 1)}-${window.siyuan.user.userId.substring(1)}`);
-                            });
-                        } else {
-                            showMessage(window.siyuan.languages.needLogin);
-                        }
+                        iOSPurchase(target.getAttribute("data-type"));
                         event.preventDefault();
                         event.stopPropagation();
                         break;
diff --git a/app/src/types/index.d.ts b/app/src/types/index.d.ts
index 43c2608c7..ec23cae3b 100644
--- a/app/src/types/index.d.ts
+++ b/app/src/types/index.d.ts
@@ -224,7 +224,7 @@ interface Window {
 
     showKeyboardToolbar(height: number): void
 
-    IOSPurchase(data: string): void
+    processIOSPurchaseResponse(code: number): void
 
     hideKeyboardToolbar(): void
 
diff --git a/app/src/util/iOSPurchase.ts b/app/src/util/iOSPurchase.ts
index 6868e13c3..30a0f0d81 100644
--- a/app/src/util/iOSPurchase.ts
+++ b/app/src/util/iOSPurchase.ts
@@ -1,6 +1,8 @@
 import {showMessage} from "../dialog/message";
+import {fetchPost} from "./fetch";
+import {genUUID} from "./genID";
 
-export const IOSPurchase = (code: number) => {
+export const processIOSPurchaseResponse = (code: number) => {
     if (code === 0) {
         /// #if MOBILE
         document.querySelector("#modelMain").dispatchEvent(new CustomEvent("click", {
@@ -48,3 +50,30 @@ export const IOSPurchase = (code: number) => {
         showMessage(message, 0, "error");
     }
 };
+
+export const iOSPurchase = (productType: string) => {
+    if (window.siyuan.user) {
+        fetchPost("/api/setting/getCloudUser", {
+            token: window.siyuan.user.userToken,
+        }, response => {
+            if (window.siyuan.user.userSiYuanOneTimePayStatus !== response.data.userSiYuanOneTimePayStatus ||
+                window.siyuan.user.userSiYuanProExpireTime !== response.data.userSiYuanProExpireTime ||
+                window.siyuan.user.userSiYuanSubscriptionPlan !== response.data.userSiYuanSubscriptionPlan ||
+                window.siyuan.user.userSiYuanSubscriptionType !== response.data.userSiYuanSubscriptionType ||
+                window.siyuan.user.userSiYuanSubscriptionStatus !== response.data.userSiYuanSubscriptionStatus) {
+                showMessage(window.siyuan.languages["_kernel"][19]);
+                return;
+            }
+            window.siyuan.user = response.data;
+            let productID;
+            if (window.siyuan.config.cloudRegion === 0) {
+                productID = productType === "function" ? "china00" : "china02";
+            } else {
+                productID = productType === "function" ? "00" : "02";
+            }
+            window.webkit.messageHandlers.purchase.postMessage(`${productID} ${genUUID().substring(0, 19)}${window.siyuan.config.cloudRegion}00${window.siyuan.user.userId.substring(0, 1)}-${window.siyuan.user.userId.substring(1)}`);
+        });
+    } else {
+        showMessage(window.siyuan.languages.needLogin);
+    }
+}