Добавил еще немного

backend/src/main/java/com/magistr/app/controller/TestController.java

@@ -28,7 +28,7 @@ public class TestController {
         if (request.getGroupId() == null || request.getGroupId() == 0) {
             return ResponseEntity.badRequest().body(Map.of("message", "ID группы обязателен"));
         }
-        if (request.getLessonId() == null || request.getLessonId() == 0) {
+        if (request.getDisciplineId() == null || request.getDisciplineId() == 0) {
             return ResponseEntity.badRequest().body(Map.of("message", "ID предмета обязателен"));
         }
         if (request.getDay() == null || request.getDay().isBlank()) {
@@ -43,7 +43,7 @@ public class TestController {
 
         Lesson lesson = new Lesson();
         lesson.setTeacherId(request.getTeacherId());
-        lesson.setLessonId(request.getLessonId());
+        lesson.setDisciplineId(request.getDisciplineId());
         lesson.setGroupId(request.getGroupId());
         lesson.setDay(request.getDay());
         lesson.setWeek(request.getWeek());
@@ -56,7 +56,7 @@ public class TestController {
     @GetMapping
     public List<LessonResponse> getAllLessons() {
         return lessonRepository.findAll().stream()
-                .map(l -> new LessonResponse(l.getId(), l.getTeacherId(), l.getLessonId(), l.getDay(), l.getWeek(), l.getTime()))
+                .map(l -> new LessonResponse(l.getId(), l.getTeacherId(), l.getDisciplineId(), l.getDay(), l.getWeek(), l.getTime()))
                 .toList();
     }
 

backend/src/main/java/com/magistr/app/dto/CreateLessonRequest.java

@@ -4,7 +4,7 @@ public class CreateLessonRequest {
 
     private Long teacherId;
     private Long groupId;
-    private Long lessonId;
+    private Long disciplineId;
     private String day;
     private String week;
     private String time;
@@ -28,12 +28,12 @@ public class CreateLessonRequest {
         this.groupId = groupId;
     }
 
-    public Long getLessonId() {
-        return lessonId;
+    public Long getDisciplineId() {
+        return disciplineId;
     }
 
-    public void setLessonId(Long lessonId) {
-        this.lessonId= lessonId;
+    public void setDisciplineId(Long disciplineId) {
+        this.disciplineId= disciplineId;
     }
 
     public String getDay() {

backend/src/main/java/com/magistr/app/dto/LessonResponse.java

@@ -5,7 +5,7 @@ public class LessonResponse {
     private Long id;
     private Long teacherId;
     private Long groupId;
-    private Long lessonId;
+    private Long disciplineId;
     private String day;
     private String week;
     private String time;
@@ -13,17 +13,17 @@ public class LessonResponse {
     public LessonResponse() {
     }
 
-    public LessonResponse(Long lessonId, String day, String week, String time) {
-        this.lessonId = lessonId;
+    public LessonResponse(Long disciplineId, String day, String week, String time) {
+        this.disciplineId = disciplineId;
         this.day = day;
         this.week = week;
         this.time = time;
     }
 
-    public LessonResponse(Long id, Long teacherId, Long lessonId, String day, String week, String time) {
+    public LessonResponse(Long id, Long teacherId, Long disciplineId, String day, String week, String time) {
         this.id = id;
         this.teacherId = teacherId;
-        this.lessonId = lessonId;
+        this.disciplineId = disciplineId;
         this.day = day;
         this.week = week;
         this.time = time;
@@ -53,12 +53,12 @@ public class LessonResponse {
         this.groupId = groupId;
     }
 
-    public Long getLessonId() {
-        return lessonId;
+    public Long getDisciplineId() {
+        return disciplineId;
     }
 
-    public void setLessonId(Long lessonId) {
-        this.lessonId= lessonId;
+    public void setDisciplineId(Long disciplineId) {
+        this.disciplineId = disciplineId;
     }
 
     public String getDay() {

backend/src/main/java/com/magistr/app/model/Lesson.java

@@ -10,22 +10,22 @@ public class Lesson {
     @GeneratedValue(strategy = GenerationType.IDENTITY)
     private Long id;
 
-    @Column(nullable = false)
+    @Column(name = "teacher_id", nullable = false)
     private Long teacherId;
 
-    @Column(nullable = false)
+    @Column(name = "group_id", nullable = false)
     private Long groupId;
 
-    @Column(nullable = false)
-    private Long lessonId;
+    @Column(name = "discipline_id", nullable = false)
+    private Long disciplineId;
 
-    @Column(nullable = false, length = 255)
+    @Column(name = "day", nullable = false, length = 255)
     private String day;
 
-    @Column(nullable = false, length = 255)
+    @Column(name = "week", nullable = false, length = 255)
     private String week;
 
-    @Column(nullable = false, length = 255)
+    @Column(name = "time", nullable = false, length = 255)
     private String time;
 
     public Lesson() {
@@ -55,12 +55,12 @@ public class Lesson {
         this.groupId = groupId;
     }
 
-    public Long getLessonId() {
-        return lessonId;
+    public Long getDisciplineId() {
+        return disciplineId;
     }
 
-    public void setLessonId(Long lessonId) {
-        this.lessonId = lessonId;
+    public void setDisciplineId(Long disciplineId) {
+        this.disciplineId = disciplineId;
     }
 
     public String getDay() {

backend/src/main/java/com/magistr/app/repository/LessonRepository.java

@@ -7,5 +7,5 @@ import java.util.Optional;
 
 public interface LessonRepository extends JpaRepository<Lesson, Long> {
 
-    Optional<Lesson> findByLessonId(Long lessonId);
+    Optional<Lesson> findByDisciplineId(Long disciplineId);
 }

db/init/init.sql

@@ -1,5 +1,8 @@
 CREATE EXTENSION IF NOT EXISTS pgcrypto;
 
+-- =====================================================
+-- 1. Таблица users
+-- =====================================================
 CREATE TABLE IF NOT EXISTS users (
     id BIGSERIAL PRIMARY KEY,
     username VARCHAR(50) UNIQUE NOT NULL,
@@ -7,39 +10,48 @@ CREATE TABLE IF NOT EXISTS users (
     role VARCHAR(20) NOT NULL DEFAULT 'STUDENT'
 );
 
--- Админ по умолчанию: admin / admin (bcrypt через pgcrypto)
+-- Админ по умолчанию
 INSERT INTO users (username, password, role)
 VALUES ('admin', crypt('admin', gen_salt('bf', 10)), 'ADMIN')
 ON CONFLICT (username) DO NOTHING;
 
+-- =====================================================
+-- 2. Таблица education_forms
+-- =====================================================
 CREATE TABLE IF NOT EXISTS education_forms (
     id BIGSERIAL PRIMARY KEY,
     name VARCHAR(100) UNIQUE NOT NULL
 );
 
-INSERT INTO education_forms (name) VALUES ('Бакалавриат'), ('Магистратура'), ('Специалитет')
+INSERT INTO education_forms (name) 
+VALUES ('Бакалавриат'), ('Магистратура'), ('Специалитет')
 ON CONFLICT (name) DO NOTHING;
 
+-- =====================================================
+-- 3. Таблица student_groups
+-- =====================================================
 CREATE TABLE IF NOT EXISTS student_groups (
     id BIGSERIAL PRIMARY KEY,
     name VARCHAR(100) UNIQUE NOT NULL,
     education_form_id BIGINT NOT NULL REFERENCES education_forms(id)
 );
 
+-- =====================================================
+-- 4. Таблица lessons (ЭТА ЧАСТЬ БЫЛА ИСПОРЧЕНА)
+-- =====================================================
 CREATE TABLE IF NOT EXISTS lessons (
     id BIGSERIAL PRIMARY KEY,
     teacher_id BIGINT NOT NULL,
     group_id BIGINT NOT NULL,
-    lesson_id BIGINT NOT NULL,
+    discipline_id BIGINT NOT NULL,
     day VARCHAR(255) NOT NULL,
     week VARCHAR(255) NOT NULL,
     time VARCHAR(255) NOT NULL
 );
 
-ALTER TABLE lessons
-    ADD CONSTRAINT fk_lessons_teacher
+-- Добавляем внешние ключи
+ALTER TABLE lessons ADD CONSTRAINT fk_lessons_teacher 
     FOREIGN KEY (teacher_id) REFERENCES users(id);
 
-ALTER TABLE lessons
-    ADD CONSTRAINT fk_lessons_group
+ALTER TABLE lessons ADD CONSTRAINT fk_lessons_group 
     FOREIGN KEY (group_id) REFERENCES student_groups(id);