Refactor 404 handling (#880)

Author: decyjphr

lib/plugins/archive.js

@@ -17,7 +17,7 @@ module.exports = class Archive {
       })
       return data
     } catch (error) {
-      if (error.status === 404 && !this.getDesiredArchiveState()) {
+      if (error.status === 404) {
         return null
       }
       throw error
@@ -59,13 +59,13 @@ module.exports = class Archive {
   shouldArchive (repository = this.repository) {
     const desiredState = this.getDesiredArchiveState()
     if (desiredState === null) return false
-    return !repository.archived && desiredState
+    return !repository?.archived && desiredState
   }
 
   shouldUnarchive (repository = this.repository) {
     const desiredState = this.getDesiredArchiveState()
     if (desiredState === null) return false
-    return repository.archived && !desiredState
+    return repository?.archived && !desiredState
   }
 
   isArchived () {