perf(web3): Remove dependenecies

BREAKING CHANGE: The provider option has been removed.
Create and pass your web3 instance directly into the library.

README.md

@@ -12,10 +12,11 @@ In module environments, e.g CommonJS:
 
   ``` js
   var Vue = require('vue')
+  var Web3 = require('web3')
   var VueWeb3 = require('vue-web3')
 
   // explicit installation required in module environments
-  Vue.use(VueWeb3, { provider: web3.currentProvider })
+  Vue.use(VueWeb3, { web3: new Web3(web3.currentProvider) })
   ```
 
 ## Usage

package.json

@@ -17,17 +17,16 @@
     "microbundle": "^0.4.4",
     "semantic-release": "^12.4.1",
     "truffle": "^4.1.0",
-    "vue": "^2.5.13"
+    "vue": "^2.5.13",
+    "web3": "^1.0.0-beta.31"
   },
   "scripts": {
     "dev": "microbundle watch",
     "build": "microbundle",
     "test": "truffle test",
     "prepublishOnly": "yarn build"
   },
-  "dependencies": {
-    "bluebird": "^3.5.1",
-    "lodash": "^4.17.5",
-    "web3": "^1.0.0-beta.30"
+  "peerDependencies": {
+    "web3": "^1.0.0"
   }
 }

src/index.js

@@ -1,10 +1,6 @@
-const Web3 = require('web3')
-const Promise = require('bluebird')
-const _ = require('lodash')
-
 module.exports = (Vue, options) => {
 
-  let web3 = options.web3 || new Web3(options.provider)
+  let web3 = options.web3
   let callsToCheck = []
 
   web3.eth
@@ -14,7 +10,8 @@ module.exports = (Vue, options) => {
   async function onNewBlockHeaderData(blockHeader) {
     if (! blockHeader.number) return
 
-    await Promise.delay(12000) // allow node to get the txns in the block
+    // allow node some time to get the txns in the block
+    await new Promise(resolve => setTimeout(resolve, options.delay || 12000))
 
     let block = await web3.eth.getBlock(blockHeader.number, true)
 
@@ -73,12 +70,11 @@ module.exports = (Vue, options) => {
       var bindings = this.$options.web3
       if (typeof bindings === 'function') bindings = bindings.call(this)
       if (! bindings) return
-
-      let calls = _.pickBy(bindings, value => value.method)
-      Object.keys(calls).forEach(key => this.$bindCall(key, calls[key]))
 
-      let events = _.pickBy(bindings, value => value.event)
-      Object.keys(events).forEach(key => this.$bindEvents(key, events[key]))
+      Object.keys(bindings).forEach(key => {
+        if (bindings[key].method) this.$bindCall(key, bindings[key])
+        if (bindings[key].event) this.$bindEvents(key, bindings[key])
+      })      
     }
   })
 }