From 1831d291f1a9ee481c5aa7f999fc5abb91efa6f2 Mon Sep 17 00:00:00 2001
From: CatsJuice <wp1298554944@hotmail.com>
Date: Wed, 21 May 2025 03:04:01 +0000
Subject: [PATCH] feat(core): duplicated calendar subscription notification
 (#12364)

---
 .../integration/calendar/setting-panel.tsx          | 13 ++++++++++++-
 .../src/modules/integration/entities/calendar.ts    |  4 ++++
 .../core/src/modules/integration/store/calendar.ts  |  4 ++++
 packages/frontend/i18n/src/i18n.gen.ts              |  8 ++++++++
 packages/frontend/i18n/src/resources/en.json        |  2 ++
 5 files changed, 30 insertions(+), 1 deletion(-)

diff --git a/packages/frontend/core/src/desktop/dialogs/setting/workspace-setting/integration/calendar/setting-panel.tsx b/packages/frontend/core/src/desktop/dialogs/setting/workspace-setting/integration/calendar/setting-panel.tsx
index 3aec8fdac..30b22f221 100644
--- a/packages/frontend/core/src/desktop/dialogs/setting/workspace-setting/integration/calendar/setting-panel.tsx
+++ b/packages/frontend/core/src/desktop/dialogs/setting/workspace-setting/integration/calendar/setting-panel.tsx
@@ -55,9 +55,20 @@ const AddSubscription = () => {
   }, []);
 
   const handleAddSub = useCallback(() => {
+    const _url = url.trim();
+    const exists = calendar.getSubscription(_url);
+    if (exists) {
+      notify.error({
+        title: t['com.affine.integration.calendar.new-duplicate-error-title'](),
+        message:
+          t['com.affine.integration.calendar.new-duplicate-error-content'](),
+      });
+      return;
+    }
+
     setVerifying(true);
     calendar
-      .createSubscription(url)
+      .createSubscription(_url)
       .then(() => {
         setOpen(false);
         setUrl('');
diff --git a/packages/frontend/core/src/modules/integration/entities/calendar.ts b/packages/frontend/core/src/modules/integration/entities/calendar.ts
index 8d9e432bc..89bea2e0f 100644
--- a/packages/frontend/core/src/modules/integration/entities/calendar.ts
+++ b/packages/frontend/core/src/modules/integration/entities/calendar.ts
@@ -106,6 +106,10 @@ export class CalendarIntegration extends Entity {
     }
   }
 
+  getSubscription(url: string) {
+    return this.store.getSubscription(url);
+  }
+
   deleteSubscription(url: string) {
     this.store.removeSubscription(url);
   }
diff --git a/packages/frontend/core/src/modules/integration/store/calendar.ts b/packages/frontend/core/src/modules/integration/store/calendar.ts
index 0cb78234e..2cce49c06 100644
--- a/packages/frontend/core/src/modules/integration/store/calendar.ts
+++ b/packages/frontend/core/src/modules/integration/store/calendar.ts
@@ -99,6 +99,10 @@ export class CalendarStore extends Store {
     );
   }
 
+  getSubscription(url: string) {
+    return this.getSubscriptionMap()[url];
+  }
+
   watchSubscriptionCache(url: string) {
     return this.cacheStorage.watch<string>(this.getCacheKey(url));
   }
diff --git a/packages/frontend/i18n/src/i18n.gen.ts b/packages/frontend/i18n/src/i18n.gen.ts
index 7707beb35..d8f8ea618 100644
--- a/packages/frontend/i18n/src/i18n.gen.ts
+++ b/packages/frontend/i18n/src/i18n.gen.ts
@@ -7906,6 +7906,14 @@ export function useAFFiNEI18N(): {
       * `Calendar URL`
       */
     ["com.affine.integration.calendar.new-url-label"](): string;
+    /**
+      * `This is a duplicate calendar`
+      */
+    ["com.affine.integration.calendar.new-duplicate-error-title"](): string;
+    /**
+      * `This subscription calendar already exists in the account of subscribed calendars.`
+      */
+    ["com.affine.integration.calendar.new-duplicate-error-content"](): string;
     /**
       * `An error occurred while adding the calendar`
       */
diff --git a/packages/frontend/i18n/src/resources/en.json b/packages/frontend/i18n/src/resources/en.json
index edf0cd700..a9fe645e0 100644
--- a/packages/frontend/i18n/src/resources/en.json
+++ b/packages/frontend/i18n/src/resources/en.json
@@ -1979,6 +1979,8 @@
   "com.affine.integration.calendar.unsubscribe": "Unsubscribe",
   "com.affine.integration.calendar.new-title": "Add a calendar by URL",
   "com.affine.integration.calendar.new-url-label": "Calendar URL",
+  "com.affine.integration.calendar.new-duplicate-error-title": "This is a duplicate calendar",
+  "com.affine.integration.calendar.new-duplicate-error-content": "This subscription calendar already exists in the account of subscribed calendars.",
   "com.affine.integration.calendar.new-error": "An error occurred while adding the calendar",
   "com.affine.integration.calendar.all-day": "All day",
   "com.affine.integration.calendar.new-doc": "New doc",