fix: adapt init.sql lessons table to match Create-Lesson branch entity

# Conflicts:
#	db/init/init.sql

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

@@ -0,0 +1,67 @@
+package com.magistr.app.controller;
+
+import com.magistr.app.dto.CreateLessonRequest;
+import com.magistr.app.dto.LessonResponse;
+import com.magistr.app.model.Lesson;
+import com.magistr.app.repository.LessonRepository;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.*;
+
+import java.util.List;
+import java.util.Map;
+
+@RestController
+@RequestMapping("/api/users/test")
+public class TestController {
+
+    private final LessonRepository lessonRepository;
+
+    public TestController(LessonRepository lessonRepository) {
+        this.lessonRepository = lessonRepository;
+    }
+
+    @PostMapping("/create")
+    public ResponseEntity<?> createLesson(@RequestBody CreateLessonRequest request) {
+        if (request.getTeacherId() == null || request.getTeacherId() == 0) {
+            return ResponseEntity.badRequest().body(Map.of("message", "ID преподавателя обязателен"));
+        }
+        if (request.getGroupId() == null || request.getGroupId() == 0) {
+            return ResponseEntity.badRequest().body(Map.of("message", "ID группы обязателен"));
+        }
+        if (request.getLessonTypeId() == null || request.getLessonTypeId() == 0) {
+            return ResponseEntity.badRequest().body(Map.of("message", "ID предмета обязателен"));
+        }
+        if (request.getDay() == null || request.getDay().isBlank()) {
+            return ResponseEntity.badRequest().body(Map.of("message", "Выбор дня обязателен"));
+        }
+        if (request.getWeek() == null || request.getWeek().isBlank()) {
+            return ResponseEntity.badRequest().body(Map.of("message", "Выбор недели обязателен"));
+        }
+        if (request.getTime() == null || request.getTime().isBlank()) {
+            return ResponseEntity.badRequest().body(Map.of("message", "Время обязательно"));
+        }
+
+        Lesson lesson = new Lesson();
+        lesson.setTeacherId(request.getTeacherId());
+        lesson.setLessonTypeId(request.getLessonTypeId());
+        lesson.setGroupId(request.getGroupId());
+        lesson.setDay(request.getDay());
+        lesson.setWeek(request.getWeek());
+        lesson.setTime(request.getTime());
+        lessonRepository.save(lesson);
+
+        return ResponseEntity.ok(new LessonResponse(lesson.getId(), lesson.getDay(), lesson.getWeek(), lesson.getTime()));
+    }
+
+    @GetMapping
+    public List<LessonResponse> getAllLessons() {
+        return lessonRepository.findAll().stream()
+                .map(l -> new LessonResponse(l.getId(), l.getTeacherId(), l.getLessonTypeId(), l.getDay(), l.getWeek(), l.getTime()))
+                .toList();
+    }
+
+    @GetMapping("/ping")
+    public String ping() {
+        return "pong";
+    }
+}

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

@@ -0,0 +1,62 @@
+package com.magistr.app.dto;
+
+public class CreateLessonRequest {
+
+    private Long teacherId;
+    private Long groupId;
+    private Long lessonTypeId;
+    private String day;
+    private String week;
+    private String time;
+
+    public CreateLessonRequest() {
+    }
+
+    public Long getTeacherId() {
+        return teacherId;
+    }
+
+    public void setTeacherId(Long teacherId) {
+        this.teacherId = teacherId;
+    }
+
+    public Long getGroupId() {
+        return groupId;
+    }
+
+    public void setGroupId(Long groupId) {
+        this.groupId = groupId;
+    }
+
+    public Long getLessonTypeId() {
+        return lessonTypeId;
+    }
+
+    public void setLessonTypeId(Long lessonTypeId) {
+        this.lessonTypeId= lessonTypeId;
+    }
+
+    public String getDay() {
+        return day;
+    }
+
+    public void setDay(String day) {
+        this.day = day;
+    }
+
+    public String getWeek() {
+        return week;
+    }
+
+    public void setWeek(String week) {
+        this.week = week;
+    }
+
+    public String getTime() {
+        return time;
+    }
+
+    public void setTime(String time) {
+        this.time = time;
+    }
+}

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

@@ -0,0 +1,87 @@
+package com.magistr.app.dto;
+
+public class LessonResponse {
+
+    private Long id;
+    private Long teacherId;
+    private Long groupId;
+    private Long lessonTypeId;
+    private String day;
+    private String week;
+    private String time;
+
+    public LessonResponse() {
+    }
+
+    public LessonResponse(Long lessonTypeId, String day, String week, String time) {
+        this.lessonTypeId = lessonTypeId;
+        this.day = day;
+        this.week = week;
+        this.time = time;
+    }
+
+    public LessonResponse(Long id, Long teacherId, Long lessonTypeId, String day, String week, String time) {
+        this.id = id;
+        this.teacherId = teacherId;
+        this.lessonTypeId = lessonTypeId;
+        this.day = day;
+        this.week = week;
+        this.time = time;
+    }
+
+    public Long getId() {
+        return id;
+    }
+
+    public void setId(Long id) {
+        this.id = id;
+    }
+
+    public Long getTeacherId() {
+        return teacherId;
+    }
+
+    public void setTeacherId(Long teacherId) {
+        this.teacherId = teacherId;
+    }
+
+    public Long getGroupId() {
+        return groupId;
+    }
+
+    public void setGroupId(Long groupId) {
+        this.groupId = groupId;
+    }
+
+    public Long getLessonTypeId() {
+        return lessonTypeId;
+    }
+
+    public void setLessonTypeId(Long lessonTypeId) {
+        this.lessonTypeId = lessonTypeId;
+    }
+
+    public String getDay() {
+        return day;
+    }
+
+    public void setDay(String day) {
+        this.day = day;
+    }
+
+    public String getWeek() {
+        return week;
+    }
+
+    public void setWeek(String week) {
+        this.week = week;
+    }
+
+    public String getTime() {
+        return time;
+    }
+
+    public void setTime(String time) {
+        this.time = time;
+    }
+}

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

@@ -0,0 +1,89 @@
+package com.magistr.app.model;
+
+import jakarta.persistence.*;
+
+@Entity
+@Table(name = "lessons")
+public class Lesson {
+
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Long id;
+
+    @Column(name = "teacher_id", nullable = false)
+    private Long teacherId;
+
+    @Column(name = "group_id", nullable = false)
+    private Long groupId;
+
+    @Column(name = "lesson_type_id", nullable = false)
+    private Long lessonTypeId;
+
+    @Column(name = "day", nullable = false, length = 255)
+    private String day;
+
+    @Column(name = "week", nullable = false, length = 255)
+    private String week;
+
+    @Column(name = "time", nullable = false, length = 255)
+    private String time;
+
+    public Lesson() {
+    }
+
+    public Long getId() {
+        return id;
+    }
+
+    public void setId(Long id) {
+        this.id = id;
+    }
+
+    public Long getTeacherId() {
+        return teacherId;
+    }
+
+    public void setTeacherId(Long teacherId) {
+        this.teacherId = teacherId;
+    }
+
+    public Long getGroupId() {
+        return groupId;
+    }
+
+    public void setGroupId(Long groupId) {
+        this.groupId = groupId;
+    }
+
+    public Long getLessonTypeId() {
+        return lessonTypeId;
+    }
+
+    public void setLessonTypeId(Long lessonTypeId) {
+        this.lessonTypeId = lessonTypeId;
+    }
+
+    public String getDay() {
+        return day;
+    }
+
+    public void setDay(String day) {
+        this.day = day;
+    }
+
+    public String getWeek() {
+        return week;
+    }
+
+    public void setWeek(String week) {
+        this.week = week;
+    }
+
+    public String getTime() {
+        return time;
+    }
+
+    public void setTime(String time) {
+        this.time = time;
+    }
+}

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

@@ -0,0 +1,11 @@
+package com.magistr.app.repository;
+
+import com.magistr.app.model.Lesson;
+import org.springframework.data.jpa.repository.JpaRepository;
+
+import java.util.Optional;
+
+public interface LessonRepository extends JpaRepository<Lesson, Long> {
+
+    Optional<Lesson> findByLessonTypeId(Long lessonTypeId);
+}

db/init/init.sql

@@ -1,10 +1,18 @@
+-- ==========================================
+-- Инициализация расширений
+-- ==========================================
 CREATE EXTENSION IF NOT EXISTS pgcrypto;
 
+-- ==========================================
+-- Пользователи и роли
+-- ==========================================
 CREATE TABLE IF NOT EXISTS users (
     id BIGSERIAL PRIMARY KEY,
     username VARCHAR(50) UNIQUE NOT NULL,
     password VARCHAR(255) NOT NULL,
-    role VARCHAR(20) NOT NULL DEFAULT 'STUDENT'
+    role VARCHAR(20) NOT NULL DEFAULT 'STUDENT',
+    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
 );
 
 -- Админ по умолчанию: admin / admin (bcrypt через pgcrypto)
@@ -12,19 +20,49 @@ INSERT INTO users (username, password, role)
 VALUES ('admin', crypt('admin', gen_salt('bf', 10)), 'ADMIN')
 ON CONFLICT (username) DO NOTHING;
 
+-- ==========================================
+-- Образовательные формы
+-- ==========================================
 CREATE TABLE IF NOT EXISTS education_forms (
     id BIGSERIAL PRIMARY KEY,
-    name VARCHAR(100) UNIQUE NOT NULL
+    name VARCHAR(100) UNIQUE NOT NULL,
+    description TEXT,
+    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
 );
 
-INSERT INTO education_forms (name) VALUES ('Бакалавриат'), ('Магистратура'), ('Специалитет')
+INSERT INTO education_forms (name) VALUES 
+    ('Бакалавриат'), 
+    ('Магистратура'), 
+    ('Специалитет')
 ON CONFLICT (name) DO NOTHING;
 
+-- ==========================================
+-- Учебные группы
+-- ==========================================
 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)
+    education_form_id BIGINT NOT NULL REFERENCES education_forms(id),
+    course INT CHECK (course BETWEEN 1 AND 6),
+    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
 );
+
+-- Тестовая базовая группа для работы
+INSERT INTO student_groups (name, education_form_id, course) 
+VALUES ('ИВТ-21-1', 1, 3) 
+ON CONFLICT (name) DO NOTHING;
+
+-- ==========================================
+-- Подгруппы (например: "ИВТ-21-1 Подгруппа 1")
+-- ==========================================
+CREATE TABLE IF NOT EXISTS subgroups (
+    id BIGSERIAL PRIMARY KEY,
+    group_id BIGINT NOT NULL REFERENCES student_groups(id) ON DELETE CASCADE,
+    name VARCHAR(100) NOT NULL,
+    student_capacity INT,
+    UNIQUE(group_id, name)
+);
+
 -- ==========================================
 -- Справочники
 -- ==========================================
@@ -32,7 +70,10 @@ CREATE TABLE IF NOT EXISTS student_groups (
 -- Дисциплины
 CREATE TABLE IF NOT EXISTS subjects (
     id BIGSERIAL PRIMARY KEY,
-    name VARCHAR(200) UNIQUE NOT NULL
+    name VARCHAR(200) UNIQUE NOT NULL,
+    code VARCHAR(20),
+    description TEXT,
+    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
 );
 
 INSERT INTO subjects (name) VALUES 
@@ -46,96 +87,129 @@ ON CONFLICT (name) DO NOTHING;
 -- Типы занятий
 CREATE TABLE IF NOT EXISTS lesson_types (
     id BIGSERIAL PRIMARY KEY,
-    name VARCHAR(50) UNIQUE NOT NULL
+    name VARCHAR(50) UNIQUE NOT NULL,
+    color_code VARCHAR(7) DEFAULT '#3788d8', -- для цветовой индикации в календаре
+    duration_minutes INT DEFAULT 90
 );
 
-INSERT INTO lesson_types (name) VALUES 
-('Лекция'), 
-('Практика'), 
-('Лабораторная работа')
+INSERT INTO lesson_types (name, color_code) VALUES 
+    ('Лекция', '#FF6B6B'),
+    ('Практика', '#4ECDC4'),
+    ('Лабораторная работа', '#45B7D1')
 ON CONFLICT (name) DO NOTHING;
 
 -- Оборудование
 CREATE TABLE IF NOT EXISTS equipments (
     id BIGSERIAL PRIMARY KEY,
-    name VARCHAR(50) UNIQUE NOT NULL
+    name VARCHAR(50) UNIQUE NOT NULL,
+    description TEXT,
+    inventory_number VARCHAR(50)
 );
 
 INSERT INTO equipments (name) VALUES 
     ('Проектор'), 
     ('ПК'), 
     ('Лаборатория'),
-('Интерактивная доска')
+    ('Интерактивная доска'),
+    ('Документ-камера'),
+    ('Аудиосистема')
 ON CONFLICT (name) DO NOTHING;
 
 -- Аудитории
 CREATE TABLE IF NOT EXISTS classrooms (
     id BIGSERIAL PRIMARY KEY,
     name VARCHAR(50) UNIQUE NOT NULL,
-    capacity INT NOT NULL,
-    is_available BOOLEAN DEFAULT TRUE
+    capacity INT NOT NULL CHECK (capacity > 0),
+    building VARCHAR(50),
+    floor INT,
+    is_available BOOLEAN DEFAULT TRUE,
+    description TEXT,
+    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
 );
 
-INSERT INTO classrooms (name, capacity) VALUES 
-('101 Ленинская', 120),
-('202 IT Lab', 20),
-('303 Обычная', 30)
+INSERT INTO classrooms (name, capacity, building, floor) VALUES 
+    ('101 Ленинская', 120, 'Главный корпус', 1),
+    ('202 IT Lab', 20, 'Корпус IT', 2),
+    ('303 Обычная', 30, 'Главный корпус', 3)
 ON CONFLICT (name) DO NOTHING;
 
 -- Привязка оборудования к аудиториям (Many-to-Many)
 CREATE TABLE IF NOT EXISTS classroom_equipments (
     classroom_id BIGINT NOT NULL REFERENCES classrooms(id) ON DELETE CASCADE,
     equipment_id BIGINT NOT NULL REFERENCES equipments(id) ON DELETE CASCADE,
+    quantity INT DEFAULT 1 CHECK (quantity > 0),
+    notes TEXT,
     PRIMARY KEY (classroom_id, equipment_id)
 );
 
--- Заполнение привязок оборудования (на основе ID базовых данных)
--- '101 Ленинская' -> Проектор (1), Интерактивная доска (4)
-INSERT INTO classroom_equipments (classroom_id, equipment_id) VALUES 
-(1, 1), (1, 4),
--- '202 IT Lab' -> ПК (2), Проектор (1), Лаборатория (3)
-(2, 2), (2, 1), (2, 3)
--- '303 Обычная' -> ничего
-ON CONFLICT DO NOTHING;
+-- Заполнение привязок оборудования с использованием подзапросов
+INSERT INTO classroom_equipments (classroom_id, equipment_id, quantity)
+SELECT c.id, e.id, 
+    CASE 
+        WHEN e.name = 'ПК' AND c.name = '202 IT Lab' THEN 15
+        WHEN e.name = 'ПК' THEN 1
+        ELSE 1
+    END
+FROM classrooms c, equipments e 
+WHERE 
+    (c.name = '101 Ленинская' AND e.name IN ('Проектор', 'Интерактивная доска', 'Аудиосистема'))
+    OR (c.name = '202 IT Lab' AND e.name IN ('ПК', 'Проектор', 'Лаборатория', 'Интерактивная доска'))
+    OR (c.name = '303 Обычная' AND e.name IN ('Проектор'))
+ON CONFLICT (classroom_id, equipment_id) DO NOTHING;
 
 -- ==========================================
--- Связи для преподавателей и студентов
+-- Связи для преподавателей
 -- ==========================================
 
--- Подгруппы (например: "ИВТ-21-1 Подгруппа 1")
-CREATE TABLE IF NOT EXISTS subgroups (
-    id BIGSERIAL PRIMARY KEY,
-    group_id BIGINT NOT NULL REFERENCES student_groups(id) ON DELETE CASCADE,
-    name VARCHAR(100) NOT NULL,
-    UNIQUE(group_id, name)
-);
-
--- Тестовая базовая группа для работы
-INSERT INTO student_groups (name, education_form_id) 
-VALUES ('ИВТ-21-1', 1) 
-ON CONFLICT (name) DO NOTHING;
-
 -- Привязка преподавателей к дисциплинам
 CREATE TABLE IF NOT EXISTS teacher_subjects (
     user_id BIGINT NOT NULL REFERENCES users(id) ON DELETE CASCADE,
     subject_id BIGINT NOT NULL REFERENCES subjects(id) ON DELETE CASCADE,
+    qualification_level VARCHAR(50),
+    experience_years INT,
     PRIMARY KEY(user_id, subject_id)
 );
 
+-- Какие типы занятий может вести преподаватель по дисциплине
+CREATE TABLE IF NOT EXISTS teacher_lesson_types (
+    user_id BIGINT NOT NULL REFERENCES users(id) ON DELETE CASCADE,
+    subject_id BIGINT NOT NULL REFERENCES subjects(id) ON DELETE CASCADE,
+    lesson_type_id BIGINT NOT NULL REFERENCES lesson_types(id) ON DELETE CASCADE,
+    PRIMARY KEY (user_id, subject_id, lesson_type_id)
+);
+
 -- ==========================================
 -- Основная таблица Расписания (Lessons)
 -- ==========================================
 CREATE TABLE IF NOT EXISTS lessons (
     id BIGSERIAL PRIMARY KEY,
     teacher_id BIGINT NOT NULL REFERENCES users(id),
-    subject_id BIGINT NOT NULL REFERENCES subjects(id),
+    group_id BIGINT NOT NULL REFERENCES student_groups(id),
     lesson_type_id BIGINT NOT NULL REFERENCES lesson_types(id),
-    classroom_id BIGINT NOT NULL REFERENCES classrooms(id),
-    group_id BIGINT NOT NULL REFERENCES student_groups(id),  -- первичная группа
-    subgroup_id BIGINT REFERENCES subgroups(id),             -- необязательно (если делим группу)
-    
-    day_of_week INT NOT NULL CHECK (day_of_week BETWEEN 1 AND 7), -- 1=Понедельник, 7=Воскресенье
-    is_even_week BOOLEAN NOT NULL,                           -- Четная/нечетная неделя
-    start_time TIME NOT NULL,                                -- Напр. '08:00:00'
-    end_time TIME NOT NULL                                   -- Напр. '09:30:00'
+    day VARCHAR(255) NOT NULL,
+    week VARCHAR(255) NOT NULL,
+    time VARCHAR(255) NOT NULL
 );
+
+-- ==========================================
+-- Функция обновления timestamp
+-- ==========================================
+CREATE OR REPLACE FUNCTION update_updated_at_column()
+RETURNS TRIGGER AS $$
+BEGIN
+    NEW.updated_at = CURRENT_TIMESTAMP;
+    RETURN NEW;
+END;
+$$ LANGUAGE plpgsql;
+
+-- Триггеры для обновления updated_at
+CREATE TRIGGER update_users_updated_at
+    BEFORE UPDATE ON users
+    FOR EACH ROW
+    EXECUTE FUNCTION update_updated_at_column();
+
+-- ==========================================
+-- Комментарии к таблицам и полям (для документации)
+-- ==========================================
+COMMENT ON TABLE users IS 'Пользователи системы (студенты, преподаватели, администраторы)';
+COMMENT ON TABLE lessons IS 'Основное расписание занятий';