src/main/java/ru/ulstu/extractor/author/repository/AuthorRepository.java

@@ -20,5 +20,5 @@ public interface AuthorRepository extends JpaRepository<Author, Integer> {
     List<Author> findByName(String name);
 
     @Query("SELECT DISTINCT a.name FROM Commit c, Branch b, Author a WHERE c.author = a AND c.branch = b AND (:branchId IS NULL OR b.id = :branchId) AND a.name IS NOT NULL AND a.name <> '' ORDER BY a.name")
-    List<String> findByBranchId(Integer branchId);
+    List<String> findByBranchId(@Param("branchId") Integer branchId);
 }

src/main/java/ru/ulstu/extractor/recommendation/controller/RecommendationController.java

@@ -0,0 +1,39 @@
+package ru.ulstu.extractor.recommendation.controller;
+
+import org.springframework.stereotype.Controller;
+import org.springframework.ui.Model;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import ru.ulstu.extractor.branch.service.BranchService;
+import ru.ulstu.extractor.recommendation.model.FilterBranchForm;
+import ru.ulstu.extractor.rule.service.FuzzyInferenceService;
+import springfox.documentation.annotations.ApiIgnore;
+
+import java.util.Optional;
+
+import static ru.ulstu.extractor.core.Route.RECOMMENDATIONS;
+
+@Controller
+@ApiIgnore
+public class RecommendationController {
+    private final FuzzyInferenceService fuzzyInferenceService;
+    private final BranchService branchService;
+
+    public RecommendationController(FuzzyInferenceService fuzzyInferenceService,
+                                    BranchService branchService) {
+        this.fuzzyInferenceService = fuzzyInferenceService;
+        this.branchService = branchService;
+    }
+
+    @GetMapping(RECOMMENDATIONS)
+    public String getRecommendations(Model model, @RequestParam Optional<Integer> branchId) {
+        model.addAttribute("branches", branchService.findAll());
+        if (branchId.isPresent()) {
+            model.addAttribute("recommendations", fuzzyInferenceService.getRecommendations());
+            model.addAttribute("filterBranchForm", new FilterBranchForm(branchId.get()));
+        } else {
+            model.addAttribute("filterBranchForm", new FilterBranchForm());
+        }
+        return RECOMMENDATIONS;
+    }
+}

src/main/java/ru/ulstu/extractor/recommendation/model/FilterBranchForm.java

@@ -0,0 +1,20 @@
+package ru.ulstu.extractor.recommendation.model;
+
+public class FilterBranchForm {
+    private Integer branchId;
+
+    public FilterBranchForm() {
+    }
+
+    public FilterBranchForm(Integer branchId) {
+        this.branchId = branchId;
+    }
+
+    public Integer getBranchId() {
+        return branchId;
+    }
+
+    public void setBranchId(Integer branchId) {
+        this.branchId = branchId;
+    }
+}

src/main/java/ru/ulstu/extractor/rule/controller/RecommendationController.java

@@ -1,25 +0,0 @@
-package ru.ulstu.extractor.rule.controller;
-
-import org.springframework.stereotype.Controller;
-import org.springframework.ui.Model;
-import org.springframework.web.bind.annotation.GetMapping;
-import ru.ulstu.extractor.rule.service.FuzzyInferenceService;
-import springfox.documentation.annotations.ApiIgnore;
-
-import static ru.ulstu.extractor.core.Route.RECOMMENDATIONS;
-
-@Controller
-@ApiIgnore
-public class RecommendationController {
-    private final FuzzyInferenceService fuzzyInferenceService;
-
-    public RecommendationController(FuzzyInferenceService fuzzyInferenceService) {
-        this.fuzzyInferenceService = fuzzyInferenceService;
-    }
-
-    @GetMapping(RECOMMENDATIONS)
-    public String getRecommendations(Model model) {
-        model.addAttribute("recommendations", fuzzyInferenceService.run());
-        return RECOMMENDATIONS;
-    }
-}

src/main/java/ru/ulstu/extractor/rule/service/FuzzyInferenceService.java

@@ -96,10 +96,11 @@ public class FuzzyInferenceService {
         return engine;
     }
 
-    public String run() {
+    public String getRecommendations() {
         Engine engine = getFuzzyEngine();
         List<AntecedentValue> antecedentValues = antecedentValueService.getList();
         Map<String, Double> variableValues = new HashMap<>();
+
         variableValues.put("COMMITS", 0.0);
         variableValues.put("AUTHORS", 0.0);
         engine.addRuleBlock(getRuleBlock(engine, variableValues, antecedentValues));

src/main/resources/templates/default.html

@@ -38,10 +38,10 @@
                 <a class="nav-link" href="/statistic" th:text="#{messages.menu.statistic}">Link</a>
             </li>
             <li class="nav-item">
-                <a class="nav-link" href="/recommendations" th:text="Рекомендации">Link</a>
+                <a class="nav-link" href="/listRules" th:text="Правила">Link</a>
             </li>
             <li class="nav-item">
-                <a class="nav-link" href="/listRules" th:text="Правила">Link</a>
+                <a class="nav-link" href="/recommendations" th:text="Рекомендации">Link</a>
             </li>
         </ul>
     </div>

src/main/resources/templates/recommendations.html

@@ -1,12 +1,42 @@
 <!DOCTYPE html SYSTEM "http://www.thymeleaf.org/dtd/xhtml1-strict-thymeleaf-spring4-4.dtd">
 <html
-        xmlns:layout="http://www.ultraq.net.nz/thymeleaf/layout"
+        xmlns:layout="http://www.ultraq.net.nz/thymeleaf/layout" xmlns:th="http://www.w3.org/1999/xhtml"
         layout:decorate="~{default}">
 <head>
     <title>Простая обработка формы на Spring MVC</title>
     <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/>
 </head>
 <div class="container" layout:fragment="content">
-    <div th:text="${recommendations}"></div>
+    <form action="#" th:action="${@route.RECOMMENDATIONS}" th:object="${filterBranchForm}" method="get">
+        <div class="row">
+            <div class="col-md-2 col-sm-12">
+                Репозиторий-ветка
+            </div>
+            <div class="col-md-6 col-sm-12">
+                <select id="select-branch" class="selectpicker" data-live-search="true" th:field="*{branchId}"
+                        data-width="90%">
+                    <option value="">Все ветки</option>
+                    <option th:each="branch : ${branches}"
+                            th:value="${branch.id}"
+                            th:utext="${branch.gitRepository.url} + ' - '+ ${branch.name}">
+                    </option>
+                </select>
+                <script th:inline="javascript">
+                    $('#select-branch').val([[ * {branchId}]
+                    ])
+                    ;
+                    $('#select-branch').selectpicker('refresh');
+
+                </script>
+            </div>
+            <input type="submit" class="btn btn-outline-success  w-100" value="Применить фильтр"/>
+        </div>
+        <div th:if="*{branchId == null}">Выбрерите ветку для получения рекомендаций</div>
+
+        <input type="hidden" th:field="*{branchId}">
+    </form>
+    <div th:each="recommendation: ${recommendations}">
+        <div th:text="${recommendation}"></div>
+    </div>
 </div>
 </html>