improve: filter as a plugin (#4255)

src/core/components/operations.jsx

@@ -21,7 +21,8 @@ export default class Operations extends React.Component {
     layoutActions: PropTypes.object.isRequired,
     authActions: PropTypes.object.isRequired,
     authSelectors: PropTypes.object.isRequired,
-    getConfigs: PropTypes.func.isRequired
+    getConfigs: PropTypes.func.isRequired,
+    fn: PropTypes.func.isRequired
   };
 
   render() {
@@ -30,7 +31,8 @@ export default class Operations extends React.Component {
       getComponent,
       layoutSelectors,
       layoutActions,
-      getConfigs
+      getConfigs,
+      fn
     } = this.props
 
     let taggedOps = specSelectors.taggedOperations()
@@ -52,9 +54,7 @@ export default class Operations extends React.Component {
 
     if (filter) {
       if (filter !== true) {
-        taggedOps = taggedOps.filter((tagObj, tag) => {
-          return tag.indexOf(filter) !== -1
-        })
+        taggedOps = fn.opsFilter(taggedOps, filter)
       }
     }
 

src/core/plugins/filter/index.js

@@ -0,0 +1,9 @@
+import opsFilter from "./opsFilter"
+
+export default function() {
+  return {
+    fn: {
+      opsFilter
+    }
+  }
+}

src/core/plugins/filter/opsFilter.js

@@ -0,0 +1,3 @@
+export default function(taggedOps, phrase) {
+  return taggedOps.filter((tagObj, tag) => tag.indexOf(phrase) !== -1)
+}

src/core/presets/base.js

@@ -12,6 +12,7 @@ import SplitPaneModePlugin from "core/plugins/split-pane-mode"
 import downloadUrlPlugin from "core/plugins/download-url"
 import configsPlugin from "core/plugins/configs"
 import deepLinkingPlugin from "core/plugins/deep-linking"
+import filter from "core/plugins/filter"
 
 import OperationContainer from "core/containers/OperationContainer"
 
@@ -152,6 +153,7 @@ export default function() {
     ast,
     SplitPaneModePlugin,
     downloadUrlPlugin,
-    deepLinkingPlugin
+    deepLinkingPlugin,
+    filter
   ]
 }

test/core/plugins/filter/opsFilter.js

@@ -0,0 +1,25 @@
+import { Map } from "immutable"
+import opsFilter from "corePlugins/filter/opsFilter"
+import expect from "expect"
+
+describe("opsFilter", function() {
+  const taggedOps = Map([["pet"], ["store"], ["user"]])
+
+  it("should filter taggedOps by tag name", function () {
+    const filtered = opsFilter(taggedOps, "sto")
+
+    expect(filtered.size).toEqual(1)
+  })
+
+  it("should return all taggedOps when search phrase is empty", function () {
+    const filtered = opsFilter(taggedOps, "")
+
+    expect(filtered.size).toEqual(taggedOps.size)
+  })
+
+  it("should return empty result when there is no match", function () {
+    const filtered = opsFilter(taggedOps, "NoMatch")
+
+    expect(filtered.size).toEqual(0)
+  })
+})

test/core/system/system.js

@@ -5,6 +5,7 @@ import System from "core/system"
 import { fromJS } from "immutable"
 import { render } from "enzyme"
 import ViewPlugin from "core/plugins/view/index.js"
+import filterPlugin from "core/plugins/filter/index.js"
 import { connect, Provider } from "react-redux"
 
 describe("bound system", function(){
@@ -264,6 +265,22 @@ describe("bound system", function(){
 
   })
 
+  describe("fn", function() {
+
+    it("should return helper functions", function () {
+      // Given
+      const system = new System({
+        plugins: [
+          filterPlugin
+        ]
+      })
+
+      // When
+      const fn = system.getSystem().fn.opsFilter
+      expect(typeof fn).toEqual("function")
+    })
+  })
+
   describe("selectors", function(){
 
     it("should have the first arg be the nested state, and all other args to follow", function(){