Merge pull request #145 from Alystrasz/feat/no-internet-handling

feat: No internet handling

1 files changed, 34 insertions, 0 deletions

diff --git a/src/extras/requests.js b/src/extras/requests.js
index 16b1330..7509e9e 100644
--- a/src/extras/requests.js
+++ b/src/extras/requests.js
@@ -2,6 +2,7 @@ const { app } = require("electron");
 const path = require("path");
 const fs = require("fs");
 const { https } = require("follow-redirects");
+const lang = require("../lang");
 
 
 // all requests results are stored in this file
@@ -58,6 +59,11 @@ async function getLatestNsVersion() {
                     _saveCache(cache);
                     resolve( cache[NORTHSTAR_LATEST_RELEASE_KEY]["body"]["tag_name"] );
                 });
+            })
+            
+            .on('error', () => {
+                console.error('Failed to get latest Northstar version.');
+                resolve( false );
             });
         }
     });
@@ -103,6 +109,20 @@ async function getNsReleaseNotes() {
                     _saveCache(cache);
                     resolve( cache[NORTHSTAR_RELEASE_NOTES_KEY]["body"] );
                 });
+            })
+            
+            // When GitHub cannot be reached (when user doesn't have Internet 
+            // access for instance), we return latest cache content even if 
+            // it's not up-to-date, or display an error message if cache
+            // is empty.
+            .on('error', () => {
+                if ( cache[NORTHSTAR_RELEASE_NOTES_KEY] ) {
+                    console.warn("Couldn't fetch Northstar release notes, returning data from cache.");
+                    resolve( cache[NORTHSTAR_RELEASE_NOTES_KEY]["body"] );
+                } else {
+                    console.error("Couldn't fetch Northstar release notes, cache is empty.");
+                    resolve( [lang("request.northstar.noReleaseNotes")] );
+                }
             });
         }
     });
@@ -140,6 +160,20 @@ async function getVpReleaseNotes() {
                     _saveCache(cache);
                     resolve( cache[VIPER_RELEASE_NOTES_KEY]["body"] );
                 });
+            })
+
+            // When GitHub cannot be reached (when user doesn't have Internet 
+            // access for instance), we return latest cache content even if 
+            // it's not up-to-date, or display an error message if cache
+            // is empty.
+            .on('error', () => {
+                if ( cache[VIPER_RELEASE_NOTES_KEY] ) {
+                    console.warn("Couldn't fetch Viper release notes, returning data from cache.");
+                    resolve( cache[VIPER_RELEASE_NOTES_KEY]["body"] );
+                } else {
+                    console.error("Couldn't fetch Viper release notes, cache is empty.");
+                    resolve( [lang("request.viper.noReleaseNotes")] );
+                }
             });
         }
     });