feat: add operating hours and blackout date entities

src/main/java/com/slotline/availability/BlackoutDate.java

@@ -0,0 +1,61 @@
+package com.slotline.availability;
+
+import jakarta.persistence.Column;
+import jakarta.persistence.Entity;
+import jakarta.persistence.GeneratedValue;
+import jakarta.persistence.GenerationType;
+import jakarta.persistence.Id;
+import jakarta.persistence.Table;
+
+import java.time.LocalDate;
+
+@Entity
+@Table(name = "blackout_date")
+public class BlackoutDate {
+
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Long id;
+
+    @Column(name = "resource_id", nullable = false)
+    private Long resourceId;
+
+    @Column(name = "start_date", nullable = false)
+    private LocalDate startDate;
+
+    @Column(name = "end_date", nullable = false)
+    private LocalDate endDate;
+
+    @Column(length = 256)
+    private String reason;
+
+    protected BlackoutDate() {
+    }
+
+    public BlackoutDate(Long resourceId, LocalDate startDate, LocalDate endDate, String reason) {
+        this.resourceId = resourceId;
+        this.startDate = startDate;
+        this.endDate = endDate;
+        this.reason = reason;
+    }
+
+    public Long getId() {
+        return id;
+    }
+
+    public Long getResourceId() {
+        return resourceId;
+    }
+
+    public LocalDate getStartDate() {
+        return startDate;
+    }
+
+    public LocalDate getEndDate() {
+        return endDate;
+    }
+
+    public String getReason() {
+        return reason;
+    }
+}

src/main/java/com/slotline/availability/BlackoutDateRepository.java

@@ -0,0 +1,23 @@
+package com.slotline.availability;
+
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.data.jpa.repository.Query;
+import org.springframework.data.repository.query.Param;
+
+import java.time.LocalDate;
+import java.util.List;
+
+public interface BlackoutDateRepository extends JpaRepository<BlackoutDate, Long> {
+
+    List<BlackoutDate> findByResourceIdOrderByStartDateAsc(Long resourceId);
+
+    @Query("""
+            select b from BlackoutDate b
+            where b.resourceId = :resourceId
+              and b.startDate <= :until
+              and b.endDate >= :from
+            """)
+    List<BlackoutDate> findOverlapping(@Param("resourceId") Long resourceId,
+                                       @Param("from") LocalDate from,
+                                       @Param("until") LocalDate until);
+}

src/main/java/com/slotline/availability/OperatingHours.java

@@ -0,0 +1,65 @@
+package com.slotline.availability;
+
+import jakarta.persistence.Column;
+import jakarta.persistence.Entity;
+import jakarta.persistence.EnumType;
+import jakarta.persistence.Enumerated;
+import jakarta.persistence.GeneratedValue;
+import jakarta.persistence.GenerationType;
+import jakarta.persistence.Id;
+import jakarta.persistence.Table;
+
+import java.time.DayOfWeek;
+import java.time.LocalTime;
+
+@Entity
+@Table(name = "operating_hours")
+public class OperatingHours {
+
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Long id;
+
+    @Column(name = "resource_id", nullable = false)
+    private Long resourceId;
+
+    @Enumerated(EnumType.STRING)
+    @Column(name = "day_of_week", nullable = false, length = 9)
+    private DayOfWeek dayOfWeek;
+
+    @Column(name = "open_time", nullable = false)
+    private LocalTime openTime;
+
+    @Column(name = "close_time", nullable = false)
+    private LocalTime closeTime;
+
+    protected OperatingHours() {
+    }
+
+    public OperatingHours(Long resourceId, DayOfWeek dayOfWeek, LocalTime openTime, LocalTime closeTime) {
+        this.resourceId = resourceId;
+        this.dayOfWeek = dayOfWeek;
+        this.openTime = openTime;
+        this.closeTime = closeTime;
+    }
+
+    public Long getId() {
+        return id;
+    }
+
+    public Long getResourceId() {
+        return resourceId;
+    }
+
+    public DayOfWeek getDayOfWeek() {
+        return dayOfWeek;
+    }
+
+    public LocalTime getOpenTime() {
+        return openTime;
+    }
+
+    public LocalTime getCloseTime() {
+        return closeTime;
+    }
+}

src/main/java/com/slotline/availability/OperatingHoursRepository.java

@@ -0,0 +1,15 @@
+package com.slotline.availability;
+
+import org.springframework.data.jpa.repository.JpaRepository;
+
+import java.time.DayOfWeek;
+import java.util.List;
+
+public interface OperatingHoursRepository extends JpaRepository<OperatingHours, Long> {
+
+    List<OperatingHours> findByResourceId(Long resourceId);
+
+    List<OperatingHours> findByResourceIdAndDayOfWeek(Long resourceId, DayOfWeek dayOfWeek);
+
+    void deleteByResourceId(Long resourceId);
+}