refactor: improve engine error handling

client/src/composables/engine/fetchUpdate.ts

@@ -18,24 +18,26 @@ export async function fetchUpdate() {
         })
 
         if (!Number.isInteger(response.version)) {
-            throw Error('unexpected response for sync, property version not found.')
+            throw Error('unexpected response from /api/sync')
         }
 
         // TODO: parse answer
         this.version = parseInt(response.version)
     } catch (e) {
-        if (!e.response) {
-            // request aborted or other causes
-            return
-        }
-        
-        const { status, statusText } = e.response
-        if (status == 200) {
-            delay = 1000
+        if (e.response) {
+            // callApi() threw an exception
+            const { status, statusText } = e.response
+            if (status == 200) {
+                delay = 1000
+            } else {
+                console.warn(`HTTP ${status} ${statusText}`)
+                delay = 5000
+                this.version = -1
+            }
         } else {
-            console.warn(`HTTP ${status} ${statusText}`)
-            delay = 5000
-            this.version = -1
+            // request aborted or other causes
+            console.warn(e.message)
+            return
         }
     }
 

server/data/users/d06fb83a-51eb-477e-b57c-6138a38eecb5.json

@@ -1 +1 @@
-{"authcode":"123456","name":"Harry","role":"player","game":"663576f0-1378-496b-a970-578bdcb222af","created":1650831122,"lastLoggedIn":1659475977}
+{"authcode":"123456","name":"Harry","role":"player","game":"663576f0-1378-496b-a970-578bdcb222af","created":1650831122,"lastLoggedIn":1659540828}