Implement pattern removal

src/main/java/ru/serega6531/packmate/controller/PatternController.java

@@ -1,6 +1,7 @@
 package ru.serega6531.packmate.controller;
 
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.DeleteMapping;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.PathVariable;
 import org.springframework.web.bind.annotation.PostMapping;
@@ -32,11 +33,16 @@ public class PatternController {
                 .toList();
     }
 
-    @PostMapping("/{id}")
+    @PostMapping("/{id}/enable")
     public void enable(@PathVariable int id, @RequestParam boolean enabled) {
         service.enable(id, enabled);
     }
 
+    @DeleteMapping("/{id}")
+    public void delete(@PathVariable int id) {
+        service.delete(id);
+    }
+
     @PostMapping("/{id}/lookback")
     public void lookBack(@PathVariable int id, @RequestBody int minutes) {
         if (minutes < 1) {

src/main/java/ru/serega6531/packmate/model/Pattern.java

@@ -1,5 +1,10 @@
 package ru.serega6531.packmate.model;
 
+import jakarta.persistence.Column;
+import jakarta.persistence.Entity;
+import jakarta.persistence.Enumerated;
+import jakarta.persistence.GeneratedValue;
+import jakarta.persistence.Id;
 import lombok.Getter;
 import lombok.RequiredArgsConstructor;
 import lombok.Setter;
@@ -11,14 +16,13 @@ import ru.serega6531.packmate.model.enums.PatternActionType;
 import ru.serega6531.packmate.model.enums.PatternDirectionType;
 import ru.serega6531.packmate.model.enums.PatternSearchType;
 
-import jakarta.persistence.*;
 import java.util.Objects;
 
 @Getter
 @Setter
 @RequiredArgsConstructor
 @ToString
-@Entity
+@Entity(name = "pattern")
 @GenericGenerator(
         name = "pattern_generator",
         strategy = "org.hibernate.id.enhanced.SequenceStyleGenerator",
@@ -34,8 +38,12 @@ public class Pattern {
     @GeneratedValue(generator = "pattern_generator")
     private Integer id;
 
+    @Column(nullable = false)
     private boolean enabled;
 
+    @Column(nullable = false)
+    private boolean deleted = false;
+
     @Column(nullable = false)
     private String name;
 

src/main/java/ru/serega6531/packmate/model/enums/SubscriptionMessageType.java

@@ -2,7 +2,7 @@ package ru.serega6531.packmate.model.enums;
 
 public enum SubscriptionMessageType {
     SAVE_SERVICE, SAVE_PATTERN,
-    DELETE_SERVICE, DELETE_PATTERN,
+    DELETE_SERVICE,
     NEW_STREAM,
     FINISH_LOOKBACK,
     COUNTERS_UPDATE,

src/main/java/ru/serega6531/packmate/model/pojo/PatternDto.java

@@ -10,6 +10,7 @@ public class PatternDto {
 
     private int id;
     private boolean enabled;
+    private boolean deleted;
     private String name;
     private String value;
     private String color;

src/main/java/ru/serega6531/packmate/service/PatternService.java

@@ -62,7 +62,7 @@ public class PatternService {
 
     public Set<FoundPattern> findMatches(byte[] bytes, CtfService service, PatternDirectionType directionType, PatternActionType actionType) {
         final List<Pattern> list = patterns.values().stream()
-                .filter(Pattern::isEnabled)
+                .filter(pattern -> pattern.isEnabled() && !pattern.isDeleted())
                 .filter(p -> p.getServiceId() == null || p.getServiceId().equals(service.getPort()))
                 .filter(p -> p.getActionType() == actionType)
                 .filter(p -> p.getDirectionType() == directionType || p.getDirectionType() == PatternDirectionType.BOTH)
@@ -91,6 +91,18 @@ public class PatternService {
         }
     }
 
+    public void delete(int id) {
+        final Pattern pattern = find(id);
+        if (pattern != null) {
+            pattern.setDeleted(true);
+            final Pattern saved = repository.save(pattern);
+            patterns.put(id, saved);
+
+            log.info("Deleted pattern '{}' with value '{}'", pattern.getName(), pattern.getValue());
+            subscriptionService.broadcast(new SubscriptionMessage(SubscriptionMessageType.SAVE_PATTERN, toDto(saved)));
+        }
+    }
+
     public Pattern save(Pattern pattern) {
         try {
             PatternMatcher.compilePattern(pattern);