refactor: Use invoke for ipc to remove hashtag

src/main/index.ts

@@ -1000,16 +1000,9 @@ ipcMain.handle('list-hashtags', async (_: IpcMainInvokeEvent) => {
   return tags
 })
 
-ipcMain.on('remove-hashtag', (event: IpcMainEvent, tag: LocalTag) => {
+ipcMain.handle('remove-hashtag', async (_: IpcMainInvokeEvent, tag: LocalTag) => {
   const hashtags = new Hashtags(hashtagsDB)
-  hashtags
+  await hashtags.removeTag(tag)
-    .removeTag(tag)
-    .then(() => {
-      event.sender.send('response-remove-hashtag')
-    })
-    .catch(err => {
-      event.sender.send('error-remove-hashtag', err)
-    })
 })
 
 // Fonts

src/renderer/store/TimelineSpace/Contents/Hashtag/List.ts

@@ -29,20 +29,11 @@ const actions: ActionTree<ListState, RootState> = {
     commit(MUTATION_TYPES.UPDATE_TAGS, tags)
     return tags
   },
-  removeTag: ({ dispatch }, tag: LocalTag) => {
+  removeTag: async ({ dispatch }, tag: LocalTag) => {
-    return new Promise((resolve, reject) => {
+    await win.ipcRenderer.invoke('remove-hashtag', tag)
-      win.ipcRenderer.once('response-remove-hashtag', () => {
+    dispatch('listTags')
-        win.ipcRenderer.removeAllListeners('error-remove-hashtag')
+    dispatch('TimelineSpace/SideMenu/listTags', {}, { root: true })
-        dispatch('listTags')
+    return 'deleted'
-        dispatch('TimelineSpace/SideMenu/listTags', {}, { root: true })
-        resolve('deleted')
-      })
-      win.ipcRenderer.once('error-remove-hashtag', (_, err: Error) => {
-        win.ipcRenderer.removeAllListeners('response-remove-hashtag')
-        reject(err)
-      })
-      win.ipcRenderer.send('remove-hashtag', tag)
-    })
   }
 }