Merge pull request #179 from hermeznetwork/support-wallets

Makes providers more flexible to support other wallets

src/providers.js

@@ -1,33 +1,49 @@
 import { ethers } from 'ethers'
 
+const PROVIDER_TYPES = {
+  WEB3: 'web3'
+}
+
 let provider
 
 /**
  * Set a Provider URL
- * @param {String} url - Network url (i.e, http://localhost:8545)
+ * @param {String|Object} providerData - Network url (i.e, http://localhost:8545) or an Object with the information to set the provider
+ * @param {String} providerType - A value from the enum PROVIDER_TYPES
  */
-function setProvider (url) {
-  if (url || typeof window === 'undefined') {
-    provider = ethers.getDefaultProvider(url)
-  } else {
-    provider = new ethers.providers.Web3Provider(window.ethereum)
+function setProvider (providerData, providerType) {
+  if (typeof providerData === 'string' || typeof window === 'undefined') {
+    provider = ethers.getDefaultProvider(providerData)
+    return
+  }
+
+  switch (providerType) {
+    case PROVIDER_TYPES.WEB3: {
+      provider = new ethers.providers.Web3Provider(providerData)
+      break
+    }
+    default: {
+      provider = new ethers.providers.Web3Provider(window.ethereum)
+    }
   }
 }
 
 /**
  * Retrieve provider
- * @param {String} url - Network url (i.e, http://localhost:8545)
+ * @param {String|Object} providerData - Network url (i.e, http://localhost:8545) or an Object with the information to set the provider
+ * @param {String} providerType - A value from the enum PROVIDER_TYPES
  * @returns {Object} provider
  */
-function getProvider (url) {
+function getProvider (providerData, providerType) {
   if (!provider) {
-    setProvider(url)
+    setProvider(providerData, providerType)
   }
 
   return provider
 }
 
 export {
+  PROVIDER_TYPES,
   setProvider,
   getProvider
 }