Merge branch 'dev' of github.com:MetaMask/metamask-plugin into dev

1 files changed, 28 insertions, 46 deletions

diff --git a/ui/app/actions.js b/ui/app/actions.js
index 606460314..d63d36f19 100644
--- a/ui/app/actions.js
+++ b/ui/app/actions.js
@@ -153,7 +153,7 @@ var actions = {
   SHOW_NEW_KEYCHAIN: 'SHOW_NEW_KEYCHAIN',
   showNewKeychain: showNewKeychain,
 
-
+  callBackgroundThenUpdate,
 }
 
 module.exports = actions
@@ -226,14 +226,7 @@ function createNewVaultAndRestore (password, seed) {
 }
 
 function createNewVaultAndKeychain (password) {
-  return (dispatch) => {
-    background.createNewVaultAndKeychain(password, (err, newState) => {
-      if (err) {
-        return dispatch(actions.showWarning(err.message))
-      }
-      dispatch(actions.updateMetamaskState(newState))
-    })
-  }
+  return callBackgroundThenUpdate(background.createNewVaultAndKeychain, password)
 }
 
 function revealSeedConfirmation () {
@@ -255,29 +248,12 @@ function requestRevealSeed (password) {
   }
 }
 
-
 function addNewKeyring (type, opts) {
-  return (dispatch) => {
-    dispatch(actions.showLoadingIndication())
-    background.addNewKeyring(type, opts, (err) => {
-      dispatch(this.hideLoadingIndication())
-      if (err) {
-        return dispatch(actions.showWarning(err))
-      }
-    })
-  }
+  return callBackgroundThenUpdate(background.addNewKeyring, type, opts)
 }
 
 function addNewAccount (ringNumber = 0) {
-  return (dispatch) => {
-    dispatch(actions.showLoadingIndication())
-    background.addNewAccount(ringNumber, (err) => {
-      dispatch(this.hideLoadingIndication())
-      if (err) {
-        return dispatch(actions.showWarning(err))
-      }
-    })
-  }
+  return callBackgroundThenUpdate(background.addNewAccount, ringNumber)
 }
 
 function showInfoPage () {
@@ -475,15 +451,7 @@ function updateMetamaskState (newState) {
 }
 
 function lockMetamask () {
-  return (dispatch) => {
-    background.setLocked((err, newState) => {
-      dispatch(actions.hideLoadingIndication())
-      if (err) {
-        return dispatch(actions.displayWarning(err.message))
-      }
-      dispatch(actions.updateMetamaskState(newState))
-    })
-  }
+  return callBackgroundThenUpdate(background.setLocked)
 }
 
 function showAccountDetail (address) {
@@ -565,7 +533,7 @@ function markNoticeRead (notice) {
     background.markNoticeRead(notice, (err, notice) => {
       dispatch(this.hideLoadingIndication())
       if (err) {
-        return dispatch(actions.showWarning(err))
+        return dispatch(actions.displayWarning(err))
       }
       if (notice) {
         return dispatch(actions.showNotice(notice))
@@ -593,14 +561,7 @@ function clearNotices () {
 }
 
 function markAccountsFound() {
-  return (dispatch) => {
-    dispatch(this.showLoadingIndication())
-    background.markAccountsFound((err, newState) => {
-      dispatch(this.hideLoadingIndication())
-      if (err) return dispatch(this.showWarning(err.message))
-      dispatch(actions.updateMetamaskState(newState))
-    })
-  }
+  return callBackgroundThenUpdate(background.markAccountsFound)
 }
 
 //
@@ -857,3 +818,24 @@ function shapeShiftRequest (query, options, cb) {
     return shapShiftReq.send()
   }
 }
+
+// Call Background Then Update
+//
+// A function generator for a common pattern wherein:
+// We show loading indication.
+// We call a background method.
+// We hide loading indication.
+// If it errored, we show a warning.
+// If it didn't, we update the state.
+function callBackgroundThenUpdate (method, ...args) {
+  return (dispatch) => {
+    dispatch(actions.showLoadingIndication())
+    method.call(background, ...args, (err, newState) => {
+      dispatch(actions.hideLoadingIndication())
+      if (err) {
+        return dispatch(actions.displayWarning(err.message))
+      }
+      dispatch(actions.updateMetamaskState(newState))
+    })
+  }
+}