Update fortmatic module

Author: lnbc1QWFyb24

src/modules/select/wallets/fortmatic.ts

@@ -19,34 +19,44 @@ function fortmatic(
         apiKey,
         networkId === 1 ? undefined : networkName(networkId)
       )
+
       const provider = instance.getProvider()
-      const { BigNumber } = helpers
+      const { BigNumber, getAddress } = helpers
+
+      let enabled: boolean
 
       return {
         provider,
         instance,
         interface: {
           name: 'Fortmatic',
-          connect: instance.user.login,
-          disconnect: instance.user.logout,
+          connect: () =>
+            instance.user.login().then((res: any) => {
+              enabled = true
+              return res
+            }),
+          disconnect: () => instance.user.logout(),
           address: {
-            get: () => Promise.resolve(provider.account)
+            get: () => (enabled ? getAddress(provider) : Promise.resolve())
           },
           network: {
             get: () => Promise.resolve(networkId)
           },
           balance: {
-            get: () =>
-              provider.account &&
-              instance.user
-                .getBalances()
-                .then((res: any) =>
-                  res[0]
-                    ? BigNumber(res[0].crypto_amount)
-                        .times(BigNumber('1000000000000000000'))
-                        .toString(10)
-                    : null
-                )
+            get: async () => {
+              return (
+                enabled &&
+                instance.user
+                  .getBalances()
+                  .then((res: any) =>
+                    res[0]
+                      ? BigNumber(res[0].crypto_amount)
+                          .times(BigNumber('1000000000000000000'))
+                          .toString(10)
+                      : null
+                  )
+              )
+            }
           },
           dashboard: () => instance.user.settings()
         }