сделал настройку временных слотов

backend/src/main/resources/db/migration/V1__init.sql

@@ -236,20 +236,55 @@ CREATE TABLE IF NOT EXISTS teacher_lesson_types (
 -- Динамическое расписание: календарь, слоты и правила
 -- ==========================================
 
+CREATE TABLE IF NOT EXISTS time_slot_scopes (
+    id BIGSERIAL PRIMARY KEY,
+    code VARCHAR(50) NOT NULL UNIQUE,
+    name VARCHAR(120) NOT NULL,
+    apply_mode VARCHAR(20) NOT NULL,
+    day_of_week INT NULL,
+    system_scope BOOLEAN NOT NULL DEFAULT FALSE,
+    display_order INT NOT NULL DEFAULT 100,
+    CONSTRAINT chk_time_slot_scopes_mode CHECK (apply_mode IN ('DEFAULT', 'WEEKDAY', 'MANUAL')),
+    CONSTRAINT chk_time_slot_scopes_day CHECK (day_of_week IS NULL OR day_of_week BETWEEN 1 AND 7),
+    CONSTRAINT chk_time_slot_scopes_weekday CHECK (
+        (apply_mode = 'WEEKDAY' AND day_of_week IS NOT NULL)
+        OR (apply_mode <> 'WEEKDAY' AND day_of_week IS NULL)
+    )
+);
+
+CREATE UNIQUE INDEX IF NOT EXISTS uq_time_slot_scopes_default
+    ON time_slot_scopes(apply_mode)
+    WHERE apply_mode = 'DEFAULT';
+
+CREATE UNIQUE INDEX IF NOT EXISTS uq_time_slot_scopes_weekday
+    ON time_slot_scopes(day_of_week)
+    WHERE apply_mode = 'WEEKDAY';
+
+INSERT INTO time_slot_scopes (code, name, apply_mode, day_of_week, system_scope, display_order) VALUES
+    ('default', 'Базовая сетка', 'DEFAULT', NULL, TRUE, 10),
+    ('saturday', 'Субботняя сетка', 'WEEKDAY', 6, TRUE, 20)
+ON CONFLICT (code) DO NOTHING;
+
 CREATE TABLE IF NOT EXISTS time_slots (
     id BIGSERIAL PRIMARY KEY,
+    time_slot_scope_id BIGINT NOT NULL REFERENCES time_slot_scopes(id) ON DELETE CASCADE,
     order_number INT NOT NULL,
     start_time TIME NOT NULL,
     end_time TIME NOT NULL,
     duration_minutes INT NOT NULL,
     CONSTRAINT chk_time_slots_order_positive CHECK (order_number > 0),
     CONSTRAINT chk_time_slots_time_range CHECK (start_time < end_time),
-    CONSTRAINT chk_time_slots_duration_positive CHECK (duration_minutes > 0),
-    CONSTRAINT uq_time_slots_order UNIQUE (order_number),
-    CONSTRAINT uq_time_slots_range UNIQUE (start_time, end_time)
+    CONSTRAINT chk_time_slots_duration_positive CHECK (duration_minutes > 0)
 );
 
-INSERT INTO time_slots (order_number, start_time, end_time, duration_minutes) VALUES
+CREATE UNIQUE INDEX IF NOT EXISTS uq_time_slots_scope_order
+    ON time_slots(time_slot_scope_id, order_number);
+
+CREATE INDEX IF NOT EXISTS idx_time_slots_scope ON time_slots(time_slot_scope_id, order_number);
+
+INSERT INTO time_slots (time_slot_scope_id, order_number, start_time, end_time, duration_minutes)
+SELECT scope.id, data.order_number, data.start_time::TIME, data.end_time::TIME, data.duration_minutes
+FROM (VALUES
     (1, '08:00', '09:30', 90),
     (2, '09:40', '11:10', 90),
     (3, '11:40', '13:10', 90),
@@ -257,7 +292,19 @@ INSERT INTO time_slots (order_number, start_time, end_time, duration_minutes) VA
     (5, '15:00', '16:30', 90),
     (6, '16:50', '18:20', 90),
     (7, '18:30', '20:00', 90)
-ON CONFLICT (start_time, end_time) DO NOTHING;
+) AS data(order_number, start_time, end_time, duration_minutes)
+CROSS JOIN time_slot_scopes scope
+WHERE scope.code IN ('default', 'saturday')
+ON CONFLICT DO NOTHING;
+
+CREATE TABLE IF NOT EXISTS time_slot_date_assignments (
+    id BIGSERIAL PRIMARY KEY,
+    assignment_date DATE NOT NULL UNIQUE,
+    time_slot_scope_id BIGINT NOT NULL REFERENCES time_slot_scopes(id) ON DELETE CASCADE
+);
+
+CREATE INDEX IF NOT EXISTS idx_time_slot_date_assignments_scope
+    ON time_slot_date_assignments(time_slot_scope_id);
 
 CREATE TABLE IF NOT EXISTS academic_years (
     id BIGSERIAL PRIMARY KEY,
@@ -522,7 +569,8 @@ FROM (VALUES
     ('ib_philosophy', 2, 'ODD', 2, 'Тестовый преподаватель', '101 Ленинская', 'Лекция', 'Онлайн')
 ) AS data(rule_key, day_of_week, parity, time_slot_order, teacher_username, classroom_name, lesson_type_name, lesson_format)
 JOIN tmp_default_rules rules ON rules.rule_key = data.rule_key
-JOIN time_slots ts ON ts.order_number = data.time_slot_order
+JOIN time_slot_scopes scope ON scope.code = 'default'
+JOIN time_slots ts ON ts.time_slot_scope_id = scope.id AND ts.order_number = data.time_slot_order
 JOIN users teacher ON teacher.username = data.teacher_username
 JOIN classrooms classroom ON classroom.name = data.classroom_name
 JOIN lesson_types lt ON lt.name = data.lesson_type_name;
@@ -555,7 +603,9 @@ COMMENT ON TABLE users IS 'Пользователи системы (студен
 COMMENT ON TABLE departments IS 'Кафедры';
 COMMENT ON TABLE specialties IS 'Специальности';
 COMMENT ON TABLE specialty_profiles IS 'Профили обучения внутри специальности';
+COMMENT ON TABLE time_slot_scopes IS 'Именованные сетки времени: базовая, автоматическая субботняя и ручные сетки';
 COMMENT ON TABLE time_slots IS 'Настраиваемая сетка временных слотов занятий';
+COMMENT ON TABLE time_slot_date_assignments IS 'Ручное назначение сетки времени на конкретную дату';
 COMMENT ON TABLE academic_years IS 'Учебные годы';
 COMMENT ON TABLE semesters IS 'Семестры учебного года';
 COMMENT ON TABLE academic_calendar_activity_types IS 'Коды активностей календарного учебного графика';