Simplify wallet creation

src/routes.js

@@ -762,8 +762,12 @@ module.exports = async (
           })
         }
 
-        walletUnlocker.genSeed({}, async (genSeedErr, genSeedResponse) => {
-          try {
+        const [genSeedErr, genSeedResponse] = await new Promise(res => {
+          walletUnlocker.genSeed({}, (_genSeedErr, _genSeedResponse) => {
+            res([_genSeedErr, _genSeedResponse])
+          })
+        })
+
         if (genSeedErr) {
           logger.debug('GenSeed Error:', genSeedErr)
 
@@ -785,6 +789,7 @@ module.exports = async (
         }
 
         logger.debug('GenSeed:', genSeedResponse)
+
         const mnemonicPhrase = genSeedResponse.cipher_seed_mnemonic
         const walletArgs = {
           wallet_password: Buffer.from(password, 'utf8'),
@@ -801,15 +806,17 @@ module.exports = async (
         )
 
         const trustedKeys = await Storage.get('trustedPKs')
-            await Storage.setItem('trustedPKs', [
-              ...(trustedKeys || []),
-              publicKey
-            ])
+        await Storage.setItem('trustedPKs', [...(trustedKeys || []), publicKey])
 
+        const [initWalletErr, initWalletResponse] = await new Promise(res => {
           walletUnlocker.initWallet(
             walletArgs,
-              async (initWalletErr, initWalletResponse) => {
-                try {
+            (_initWalletErr, _initWalletResponse) => {
+              res([_initWalletErr, _initWalletResponse])
+            }
+          )
+        })
+
         if (initWalletErr) {
           logger.error('initWallet Error:', initWalletErr.message)
           const healthResponse = await checkHealth()
@@ -828,6 +835,7 @@ module.exports = async (
             success: false
           })
         }
+
         logger.info('initWallet:', initWalletResponse)
 
         const waitUntilFileExists = seconds => {
@@ -850,7 +858,7 @@ module.exports = async (
 
               const token = await auth.generateToken()
               setTimeout(() => {
-                          channelRequest(invite)
+                channelRequest()
               }, 30 * 1000)
               return res.json({
                 mnemonicPhrase,
@@ -878,23 +886,6 @@ module.exports = async (
           errorMessage: err
         })
       }
-              }
-            )
-          } catch (err) {
-            logger.error(err)
-            return res.status(500).json({
-              field: 'unknown',
-              errorMessage: err.message || err
-            })
-          }
-        })
-      } catch (err) {
-        logger.error(err)
-        return res.status(500).json({
-          field: 'unknown',
-          errorMessage: err
-        })
-      }
     })
 
     app.post('/api/lnd/wallet/existing', async (req, res) => {