diff --git a/src/composables/useMainStatus.js b/src/composables/useMainStatus.js
new file mode 100644
index 000000000..be9e58225
--- /dev/null
+++ b/src/composables/useMainStatus.js
@@ -0,0 +1,24 @@
+import { computed, toValue } from 'vue'
+
+import { useStatusesStore } from 'src/stores/statuses.js'
+
+export function useMainStatus(statusId) {
+  const getStatusObject = (id) => useStatusesStore().allStatuses.get(id)
+
+  const status = computed(() => getStatusObject(toValue(statusId)))
+
+  const mainStatus = computed(() => {
+    if (!status.value) return
+    const retweetedStatusId = status.value.retweeted_status?.id
+    if (retweetedStatusId) {
+      return getStatusObject(retweetedStatusId)
+    } else {
+      return status.value
+    }
+  })
+
+  return {
+    status,
+    mainStatus,
+  }
+}