Publisher dataset count by name (#140)

* Publisher dataset count by name tests.

* Adding Docx for Publisher Dataset Count (by name) component.

* Tests for counting datasets within and Organization.

* Update an Organization so that it will accept a component with a
dataset count, and query and endpoint for count data.

* Adding organizationEndpoint as a property for organizations.

src/components/Organization/index.jsx

@@ -1,11 +1,35 @@
-import React from "react";
+import React, { useState, useEffect } from 'react';
 import PropTypes from "prop-types";
 import { Link } from "@reach/router";
+import PublisherDatasetCountByName from "../PublisherDatasetCountByName";
+import axios from 'axios';
 
 function Organization(props) {
-  const { name, description, imageUrl, searchUrl, alignment } = props;
+  const { name,
+          description,
+          imageUrl,
+          searchUrl,
+          alignment,
+          organizationEndpoint} = props;
+
   const image = <img alt={name || 'Organization Image'} src={imageUrl} />;
   const link = searchUrl ? searchUrl : `search/?publisher__name=${name}`;
+  const [dataObj, setDataObj] = useState();
+
+  const fetchData = async () => {
+    const endpoint = organizationEndpoint ? organizationEndpoint.replace("api/1", "data.json") : null;
+    if (endpoint) {
+      axios.get(endpoint)
+        .then(res => (setDataObj(res.data)))
+        .catch(err => (console.log("Error, check URL/Cors.", err)));
+    } else {
+      console.log("No search endpoint defined for Organization/s, so no dataset info available.");
+    }
+  };
+
+  useEffect(() => {
+    fetchData();
+  }, []);
 
   return (
     <div className="dc-org-block" style={{ textAlign: alignment }}>
@@ -20,10 +44,29 @@ function Organization(props) {
           {description}
         </div>
       )}
+
+      {dataObj && dataObj.dataset !== 'undefined' ?
+       <PublisherDatasetCountByName
+         name={name}
+         datasetCount={
+           countDatasetsByName(name, dataObj.dataset)
+         } /> :
+       <PublisherDatasetCountByName name={name} />
+      }
     </div>
   );
 }
 
+export const countDatasetsByName = (publisher, datasets) =>  {
+  const publishers = datasets.map((data, index, arr) => {return data.publisher; });
+  const result =  publishers.filter((p) => {return p.name === publisher;});
+  if (typeof result !== 'undefined' && result.length) {
+    return result.length;
+
+  }
+  return null;
+};
+
 Organization.defaultProps = {
   alignment: "center",
   name: "",
@@ -37,6 +80,7 @@ Organization.propTypes = {
   description: PropTypes.string,
   imageUrl: PropTypes.string,
   searchUrl: PropTypes.string,
+  organizationEndpoint: PropTypes.string,
 };
 
 export default Organization;

src/components/Organization/index.test.jsx

@@ -1,11 +1,37 @@
 import React from 'react';
 import { render, screen } from '@testing-library/react';
 import '@testing-library/jest-dom/extend-expect';
-import Organization from './index';
+import Organization, {countDatasetsByName} from './index';
+import PublisherDatasetCountByName from '../PublisherDatasetCountByName';
+
+const data =
+      [{"publisher": {
+        "@type": "org:Organization",
+        "name": "State Economic Council"
+      }},
+      {"publisher": {
+        "@type": "org:Organization",
+        "name": "State Economic Council"
+      }}];
+
 
 describe('<Organization />', () => {
   test('renders a heading', () => {
     render(<Organization name="DKAN" />);
     expect(screen.getByRole('heading', 'DKAN')).toBeInTheDocument();
   });
+
+  test('Has a publisher name.', () => {
+    expect(data[0]['publisher']['name']).toEqual("State Economic Council");
+  });
+
+  test('renders with a dataset link with no count', () => {
+    render(<Organization name="DKAN" />);
+    expect(screen.getByText('datasets')).toBeInTheDocument();
+  });
+
+  test('Calculates a count from data',() => {
+    expect(countDatasetsByName("State Economic Council", data)).toEqual(2);
+  });
+
 });

src/components/PublisherDatasetCountByName/doc.mdx

@@ -0,0 +1,38 @@
+---
+name: Publisher Dataset Count (by name).
+menu: Components
+route: /components/publisher-dataset-count-by-name
+---
+
+import { Playground, Props } from 'docz'
+import PublisherDatasetCountByName from './index'
+
+# Publisher dataset count (by name).
+
+## Properties
+
+<Props of={PublisherDatasetCountByName} />
+
+### With no datasetCount.
+<Playground>
+  <PublisherDatasetCountByName
+      name="State Economic Council"
+  />
+</Playground>
+
+## Basic usage
+### With a count of 1.
+<Playground>
+  <PublisherDatasetCountByName
+      datasetCount="1"
+      name="State Economic Council"
+  />
+</Playground>
+
+With a count of more than 1.
+<Playground>
+    <PublisherDatasetCountByName
+      datasetCount="3"
+      name="State Economic Council"
+  />
+</Playground>

src/components/PublisherDatasetCountByName/index.jsx

@@ -0,0 +1,27 @@
+import React from 'react';
+import PropTypes from 'prop-types';
+import { Link } from "@reach/router";
+
+const PublisherDatasetCountByName = (props) => {
+  const { name, searchUrl, datasetCount} = props;
+  const link = searchUrl ? searchUrl : `search/?publisher__name=${name}`;
+  let str;
+  if (datasetCount) {
+    str = (datasetCount === 1) ? '1 dataset' : `${datasetCount}x datasets`;
+  } else {
+    str = 'datasets';
+  }
+  return (
+    <Link to={link} className="publisher-datasets-link" alt="Publisher datasets">
+      {str}
+    </Link>
+  );
+};
+
+export default PublisherDatasetCountByName;
+
+PublisherDatasetCountByName.propTypes = {
+  name: PropTypes.string,
+  searchUrl: PropTypes.string,
+  datasetCount: PropTypes.string
+};

src/components/PublisherDatasetCountByName/index.test.js

@@ -0,0 +1,22 @@
+import React from 'react';
+import { render, screen } from '@testing-library/react';
+import '@testing-library/jest-dom/extend-expect';
+import PublisherDatasetCountByName from './index';
+
+describe('<PublisherDatasetCountByName />', () => {
+
+  test('If no dataset renders, just a link to the page.', () => {
+    render(<PublisherDatasetCountByName name="Non matching organization." />);
+    expect(screen.getByText('datasets')).toBeInTheDocument();
+  });
+
+  test('If there is a publisher with datasets render the dataset count.',() => {
+    render(<PublisherDatasetCountByName name="State Economic Council" datasetCount="3" />);
+    expect(screen.getByText('3x datasets')).toBeInTheDocument();
+  });
+
+  test('Dataset count with just one item.',() => {
+    render(<PublisherDatasetCountByName name="State Economic Council" datasetCount="1" />);
+  });
+
+});

src/components/PublisherList/index.jsx

@@ -4,7 +4,7 @@ import Organization from '../Organization';
 
 function PublisherList(props) {
   const {
-    items, className,
+    items, className, organizationEndpoint
   } = props;
   let content = (<div />);
 
@@ -15,6 +15,7 @@ function PublisherList(props) {
         key={item.identifier}
         imageUrl={item.imageUrl}
         description={item.description}
+        organizationEndpoint={organizationEndpoint}
         searchUrl={item.searchUrl}
         alignment={item.alignment}
       />
@@ -40,6 +41,7 @@ PublisherList.propTypes = {
     identifier: PropTypes.string,
     imageUrl: PropTypes.string,
     searchUrl: PropTypes.string,
+    organizationEndpoint: PropTypes.string,
   })).isRequired,
   className: PropTypes.string,
 };