API Search and Add for Providers

Add Provider page with auto complete

WIP

WIP

Changes since support user authentication

Move capybara settings

Changes to API service to get individual providers based on code

Add Publish URL to env.test

Conflicting linters

Add translated error message for provider code taken

Resolving Prettier lint issues

Remove message from provider validation

Resolve prettier issue

Resolve prettier issue

Update yarn lock

Lint since rebase

Yarn update

.env.example

@@ -5,3 +5,4 @@ SIGN_IN_METHOD=persona
 PLACEMENTS_HOST=placements.localhost
 CLAIMS_HOST=claims.localhost
 GIAS_CSV_BASE_URL=https://ea-edubase-api-prod.azurewebsites.net/edubase/downloads/public
+PUBLISH_BASE_URL=https://www.publish-teacher-training-courses.service.gov.uk

.env.test

@@ -1,2 +1,3 @@
 PLACEMENTS_HOST=placements.localhost
 CLAIMS_HOST=claims.localhost
+PUBLISH_BASE_URL=https://www.publish-teacher-training-courses.service.gov.uk

Gemfile

@@ -62,6 +62,9 @@ gem "draper"
 # Download files safely
 gem "down", "~> 5.0"
 
+# HTTP Request
+gem "httparty"
+
 group :development do
   gem "annotate", require: false
   gem "prettier_print", require: false
@@ -91,6 +94,7 @@ group :test do
   gem "shoulda-matchers"
   # launch browser when inspecting capybara specs
   gem "launchy"
+  gem "webmock"
 end
 
 group :test, :development do

Gemfile.lock

@@ -118,6 +118,8 @@ GEM
     coderay (1.1.3)
     concurrent-ruby (1.2.2)
     connection_pool (2.4.1)
+    crack (0.4.5)
+      rexml
     crass (1.0.6)
     cssbundling-rails (1.3.3)
       railties (>= 6.0.0)
@@ -180,9 +182,13 @@ GEM
       temple (>= 0.8.2)
       thor
       tilt
+    hashdiff (1.0.1)
     hashie (5.0.0)
     html-attributes-utils (1.0.2)
       activesupport (>= 6.1.4.4)
+    httparty (0.21.0)
+      mini_mime (>= 1.0.0)
+      multi_xml (>= 0.5.2)
     i18n (1.14.1)
       concurrent-ruby (~> 1.0)
     io-console (0.6.0)
@@ -228,6 +234,7 @@ GEM
     mini_mime (1.1.5)
     minitest (5.20.0)
     msgpack (1.7.2)
+    multi_xml (0.6.0)
     mutex_m (0.2.0)
     net-imap (0.4.8)
       date
@@ -495,6 +502,10 @@ GEM
       activesupport
       faraday (~> 2.0)
       faraday-follow_redirects
+    webmock (3.19.1)
+      addressable (>= 2.8.0)
+      crack (>= 0.3.2)
+      hashdiff (>= 0.4.0, < 2.0.0)
     webrick (1.8.1)
     websocket (1.2.10)
     websocket-driver (0.7.6)
@@ -526,6 +537,7 @@ DEPENDENCIES
   flipflop
   govuk-components (~> 5.0.0)
   govuk_design_system_formbuilder (~> 5.0.0)
+  httparty
   jsbundling-rails
   launchy
   mail-notify
@@ -557,6 +569,7 @@ DEPENDENCIES
   tzinfo-data
   view_component
   web-console
+  webmock
 
 RUBY VERSION
    ruby 3.2.2p53

app/assets/stylesheets/application.sass.scss

@@ -3,5 +3,5 @@ $govuk-new-link-styles: true;
 $govuk-assets-path: "";
 
 @import "govuk-frontend/dist/govuk/all";
-
 @import "components/all";
+@import "accessible-autocomplete/dist/accessible-autocomplete.min";

app/controllers/placements/support/provider_suggestions_controller.rb

@@ -0,0 +1,37 @@
+class Placements::Support::ProviderSuggestionsController < Placements::Support::ApplicationController
+  def index
+    accredited_providers = AccreditedProviderApi.call
+    filtered_providers = filter_providers(accredited_providers, query_params)
+    providers =
+      filtered_providers.map { |provider| formatted_provider(provider) }
+    render json: providers
+  end
+
+  private
+
+  def query_params
+    params.require(:query)
+  end
+
+  def filter_providers(providers, query)
+    return providers if query.blank?
+
+    downcase_query = query.downcase
+    providers.select do |provider|
+      [
+        provider.dig("attributes", "name"),
+        provider.dig("attributes", "postcode"),
+        provider.dig("attributes", "urn"),
+        provider.dig("attributes", "ukprn"),
+      ].any? { |attribute| attribute&.downcase&.include?(downcase_query) }
+    end
+  end
+
+  def formatted_provider(provider)
+    {
+      id: provider.fetch("id"),
+      name: provider.dig("attributes", "name"),
+      code: provider.dig("attributes", "code"),
+    }
+  end
+end

app/controllers/placements/support/providers_controller.rb

@@ -0,0 +1,28 @@
+class Placements::Support::ProvidersController < Placements::Support::ApplicationController
+  def new
+    @provider = Provider.new
+  end
+
+  def create
+    @provider = Provider.new(provider_params)
+    if @provider.save
+      redirect_to placements_support_organisations_path
+    else
+      render :new
+    end
+  end
+
+  def check
+    @provider = Provider.new(provider_code: params[:accredited_provider_id])
+    @provider_details = AccreditedProviderApi.call(@provider.provider_code)
+    return if @provider.valid? && @provider_details.present?
+
+    render :new
+  end
+
+  private
+
+  def provider_params
+    params.require(:provider).permit(:provider_code)
+  end
+end

app/javascript/accredited_provider.js

@@ -0,0 +1,28 @@
+import initAutocomplete from "./autocomplete";
+
+const providerTemplate = (result) => result && result.name;
+const providerSuggestionTemplate = (result) =>
+  result && `${result.name} (${result.code})`;
+const onConfirm = (input) => (option) =>
+  (input.value = option ? option.code : "");
+
+function init() {
+  const options = {
+    path: `/support/provider_suggestions`,
+    template: {
+      inputValue: providerTemplate,
+      suggestion: providerSuggestionTemplate,
+    },
+    minLength: 2,
+    inputName: "accredited_provider_id",
+    onConfirm,
+  };
+
+  initAutocomplete(
+    "accredited-provider-autocomplete",
+    "accredited-provider-search-form-query-field",
+    options,
+  );
+}
+
+export default init;

app/javascript/application.js

@@ -1,3 +1,7 @@
 import { initAll } from "govuk-frontend";
+import autocompleteSetup from "./autocomplete";
+import accreditedProviderAutocompleteSetup from "./accredited_provider";
 
 initAll();
+autocompleteSetup();
+accreditedProviderAutocompleteSetup();

app/javascript/autocomplete.js

@@ -0,0 +1,41 @@
+import accessibleAutocomplete from "accessible-autocomplete";
+import debounce from "lodash.debounce";
+import { request } from "./utils/request_helper";
+
+const initAutocomplete = (elementId, inputId, options = {}) => {
+  try {
+    const element = document.getElementById(elementId);
+    const input = document.getElementById(inputId);
+
+    if (element && input) {
+      const { path, template, minLength, onConfirm, inputName } = options;
+      const { inputValue, suggestion } = template;
+
+      accessibleAutocomplete({
+        element,
+        id: input.id,
+        showNoOptionsFound: true,
+        name: input.name,
+        defaultValue: input.value,
+        minLength,
+        source: debounce(request(path), 900),
+        templates: {
+          inputValue,
+          suggestion,
+        },
+        onConfirm: onConfirm(input),
+        confirmOnBlur: false,
+        autoselect: true,
+      });
+
+      // Hijack the original input to submit the selected value.
+      input.id = `old-${input.id}`;
+      input.name = inputName;
+      input.type = "hidden";
+    }
+  } catch (err) {
+    console.error(`Failed to initialise autocomplete for ${elementId}:`, err);
+  }
+};
+
+export default initAutocomplete;

app/javascript/utils/request_helper.js

@@ -0,0 +1,32 @@
+const getPath = (endpoint, query) => {
+  return `${endpoint}?query=${query}`;
+};
+
+const request = (endpoint) => {
+  let xhr = null; // Hoist this call so that we can abort previous requests.
+
+  return (query, callback) => {
+    if (xhr && xhr.readyState !== XMLHttpRequest.DONE) {
+      xhr.abort();
+    }
+    const path = getPath(endpoint, query);
+
+    xhr = new XMLHttpRequest();
+    xhr.addEventListener("load", (evt) => {
+      let results = [];
+      try {
+        results = JSON.parse(xhr.responseText);
+      } catch (err) {
+        console.error(
+          `Failed to parse results from endpoint ${path}, error is:`,
+          err,
+        );
+      }
+      callback(results);
+    });
+    xhr.open("GET", path);
+    xhr.send();
+  };
+};
+
+export { getPath, request };

app/services/accredited_provider_api.rb

@@ -0,0 +1,47 @@
+class AccreditedProviderApi
+  include ServicePattern
+
+  def initialize(code = nil)
+    @code = code
+  end
+
+  attr_reader :code
+
+  def call
+    code.present? ? provider_list(code) : provider_details
+  end
+
+  private
+
+  def provider_list(code)
+    Rails
+      .cache
+      .fetch("accredited_provider_details_#{code}", expires_in: 24.hours) do
+        response = HTTParty.get(provider_details_url(code))
+        response = JSON.parse(response.to_s)
+        response["data"]
+      end
+  end
+
+  def provider_details
+    Rails
+      .cache
+      .fetch("all_accredited_providers", expires_in: 24.hours) do
+        response = HTTParty.get(all_providers_url)
+        response = JSON.parse(response.to_s)
+        response["data"]
+      end
+  end
+
+  def all_providers_url
+    "#{ENV["PUBLISH_BASE_URL"]}/api/public/v1/recruitment_cycles/#{next_year}/providers?filter[is_accredited_body]=true"
+  end
+
+  def provider_details_url(code)
+    "#{ENV["PUBLISH_BASE_URL"]}/api/public/v1/recruitment_cycles/#{next_year}/providers/#{code}"
+  end
+
+  def next_year
+    Time.current.next_year.year
+  end
+end

app/views/layouts/application.html.erb

@@ -36,6 +36,7 @@
     </div>
 
     <div class="govuk-width-container">
+      <%= yield :before_content %>
       <main class="govuk-main-wrapper" id="main-content" role="main">
         <%= yield %>
       </main>