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14 changed files with 65 additions and 50 deletions
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2
README.md
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@ -22,7 +22,7 @@ Web service for obtaining the price of a product given a date, the product id an
```
mvn clean spring-boot:run -Dspring-boot.run.profiles=local
```
3. Service should be ready to receive requests at http://localhost:8080/price, with OpenAPI docs available at http://localhost:8080/swagger-ui/index.html
3. Service should be ready to receive requests at http://localhost:8080/price with OpenAPI docs available at http://localhost:8080/swagger-ui/index.html
## Running Tests

4
application/pom.xml
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@ -11,7 +11,7 @@
<parent>
<groupId>com.techivw</groupId>
<artifactId>web-price</artifactId>
<version>2.0-RELEASE</version>
<version>1.1-RELEASE</version>
<relativePath>../pom.xml</relativePath>
</parent>
@ -19,7 +19,7 @@
<dependency>
<groupId>com.techivw</groupId>
<artifactId>domain</artifactId>
<version>2.0-RELEASE</version>
<version>1.1-RELEASE</version>
</dependency>
</dependencies>

3
application/src/main/java/com/techivw/webprice/application/ports/out/PriceRepositoryPort.java
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@ -2,10 +2,9 @@ package com.techivw.webprice.application.ports.out;
import com.techivw.webprice.domain.Price;
import java.time.LocalDateTime;
import java.util.List;
public interface PriceRepositoryPort {
List<Price> findPricesByProductIdAndBrandIdAndDateTimeBetween(Long productId, Long brandId, LocalDateTime dateTime);
List<Price> findPricesByProductIdAndBrandId(Long productId, Long brandId);
}

14
application/src/main/java/com/techivw/webprice/application/services/PriceService.java
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@ -21,12 +21,14 @@ public class PriceService implements PriceServicePort {
@Override
public Price getPriceWithHighestPriorityByDateTimeAndProductIdAndBrandId(LocalDateTime dateTime, Long productId, Long brandId) {
List<Price> prices = priceRepositoryPort.findPricesByProductIdAndBrandIdAndDateTimeBetween(productId, brandId, dateTime);
List<Price> prices = priceRepositoryPort.findPricesByProductIdAndBrandId(productId, brandId);
return prices.stream()
.max(Comparator.comparing(Price::getPriority))
.orElseThrow(() -> new NotFoundException(
String.format("Price for product %d of brand %d not found for date %s",
productId, brandId, dateTime)));
Optional<Price> maxPriorityPrice = prices.stream()
.filter(price -> !dateTime.isBefore(price.getStartDate()) && !dateTime.isAfter(price.getEndDate()))
.max(Comparator.comparing(Price::getPriority));
return maxPriorityPrice.orElseThrow(() ->
new NotFoundException(String.format(
"Price for product %d of brand %d not found for date %s", productId, brandId, dateTime)));
}
}

34
application/src/test/java/com/techivw/webprice/application/services/PriceServiceTest.java
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@ -29,7 +29,7 @@ class PriceServiceTest {
private PriceServicePort priceService;
private final LocalDateTime TEST_DATE = LocalDateTime.parse("2020-06-14T16:00:00");
private final LocalDateTime TEST_DATE = LocalDateTime.parse("2023-01-01T12:00:00");
private final Long TEST_PRODUCT_ID = 35455L;
private final Long TEST_BRAND_ID = 1L;
@ -44,8 +44,8 @@ class PriceServiceTest {
Price highPriorityPrice = createPrice(2);
List<Price> prices = Arrays.asList(lowPriorityPrice, highPriorityPrice);
when(priceRepositoryPort.findPricesByProductIdAndBrandIdAndDateTimeBetween(
eq(TEST_PRODUCT_ID), eq(TEST_BRAND_ID), eq(TEST_DATE)))
when(priceRepositoryPort.findPricesByProductIdAndBrandId(
eq(TEST_PRODUCT_ID), eq(TEST_BRAND_ID)))
.thenReturn(prices);
Price result = priceService.getPriceWithHighestPriorityByDateTimeAndProductIdAndBrandId(
@ -57,8 +57,8 @@ class PriceServiceTest {
@Test
void shouldThrowNotFoundExceptionWhenPriceListIsEmpty() {
when(priceRepositoryPort.findPricesByProductIdAndBrandIdAndDateTimeBetween(
eq(TEST_PRODUCT_ID), eq(TEST_BRAND_ID), eq(TEST_DATE)))
when(priceRepositoryPort.findPricesByProductIdAndBrandId(
eq(TEST_PRODUCT_ID), eq(TEST_BRAND_ID)))
.thenReturn(Collections.emptyList());
assertThrows(NotFoundException.class, () ->
@ -66,6 +66,28 @@ class PriceServiceTest {
TEST_DATE, TEST_PRODUCT_ID, TEST_BRAND_ID));
}
@Test
void shouldThrowNotFoundExceptionWhenNoPriceInDateRange() {
Price price = Price.builder()
.brandId(TEST_BRAND_ID)
.productId(TEST_PRODUCT_ID)
.startDate(TEST_DATE.plusDays(1))
.endDate(TEST_DATE.plusDays(2))
.priceList(1L)
.price(BigDecimal.valueOf(35.50))
.priority(1)
.currency("EUR")
.build();
when(priceRepositoryPort.findPricesByProductIdAndBrandId(
eq(TEST_PRODUCT_ID), eq(TEST_BRAND_ID)))
.thenReturn(Collections.singletonList(price));
assertThrows(NotFoundException.class, () ->
priceService.getPriceWithHighestPriorityByDateTimeAndProductIdAndBrandId(
TEST_DATE, TEST_PRODUCT_ID, TEST_BRAND_ID));
}
private Price createPrice(int priority) {
return Price.builder()
.brandId(TEST_BRAND_ID)
@ -78,4 +100,4 @@ class PriceServiceTest {
.currency("EUR")
.build();
}
}
}

10
boot/pom.xml
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@ -7,7 +7,7 @@
<parent>
<groupId>com.techivw</groupId>
<artifactId>web-price</artifactId>
<version>2.0-RELEASE</version>
<version>1.1-RELEASE</version>
<relativePath>../pom.xml</relativePath>
</parent>
@ -20,22 +20,22 @@
<dependency>
<groupId>com.techivw</groupId>
<artifactId>domain</artifactId>
<version>2.0-RELEASE</version>
<version>1.1-RELEASE</version>
</dependency>
<dependency>
<groupId>com.techivw</groupId>
<artifactId>application</artifactId>
<version>2.0-RELEASE</version>
<version>1.1-RELEASE</version>
</dependency>
<dependency>
<groupId>com.techivw</groupId>
<artifactId>rest-api</artifactId>
<version>2.0-RELEASE</version>
<version>1.1-RELEASE</version>
</dependency>
<dependency>
<groupId>com.techivw</groupId>
<artifactId>sql-repository</artifactId>
<version>2.0-RELEASE</version>
<version>1.1-RELEASE</version>
</dependency>
</dependencies>

2
domain/pom.xml
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@ -11,6 +11,6 @@
<parent>
<groupId>com.techivw</groupId>
<artifactId>web-price</artifactId>
<version>2.0-RELEASE</version>
<version>1.1-RELEASE</version>
</parent>
</project>

6
infrastructure/in/rest-api/pom.xml
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@ -7,7 +7,7 @@
<parent>
<groupId>com.techivw</groupId>
<artifactId>web-price</artifactId>
<version>2.0-RELEASE</version>
<version>1.1-RELEASE</version>
<relativePath>../../../pom.xml</relativePath>
</parent>
@ -19,12 +19,12 @@
<dependency>
<groupId>com.techivw</groupId>
<artifactId>domain</artifactId>
<version>2.0-RELEASE</version>
<version>1.1-RELEASE</version>
</dependency>
<dependency>
<groupId>com.techivw</groupId>
<artifactId>application</artifactId>
<version>2.0-RELEASE</version>
<version>1.1-RELEASE</version>
</dependency>
</dependencies>

2
infrastructure/in/rest-api/src/main/java/com/techivw/webprice/infrastructure/in/controllers/adapters/PriceControllerAdapter.java
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@ -39,7 +39,7 @@ public class PriceControllerAdapter {
@ApiResponse(responseCode = "400", description = "Invalid request parameters")
@ApiResponse(responseCode = "404", description = "Price information not found for the given parameters")
public ResponseEntity<PriceResponse> getPrice(
@Parameter(description = "Date and time for price lookup (ISO format)", example = "2020-06-14T16:00:00")
@Parameter(description = "Date and time for price lookup (ISO format)", example = "2025-04-30T12:00:00")
@RequestParam(name = "dateTime") @DateTimeFormat(iso = DateTimeFormat.ISO.DATE_TIME) LocalDateTime dateTime,
@Parameter(description = "Product ID", example = "35455")
@RequestParam(name = "productId") Long productId,

6
infrastructure/out/sql-repository/pom.xml
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@ -11,7 +11,7 @@
<parent>
<groupId>com.techivw</groupId>
<artifactId>web-price</artifactId>
<version>2.0-RELEASE</version>
<version>1.1-RELEASE</version>
<relativePath>../../../pom.xml</relativePath>
</parent>
@ -19,12 +19,12 @@
<dependency>
<groupId>com.techivw</groupId>
<artifactId>domain</artifactId>
<version>2.0-RELEASE</version>
<version>1.1-RELEASE</version>
</dependency>
<dependency>
<groupId>com.techivw</groupId>
<artifactId>application</artifactId>
<version>2.0-RELEASE</version>
<version>1.1-RELEASE</version>
</dependency>
<dependency>
<groupId>org.flywaydb</groupId>

9
infrastructure/out/sql-repository/src/main/java/com/techivw/webprice/infrastructure/repositories/PriceEntityJPARepository.java
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@ -2,19 +2,12 @@ package com.techivw.webprice.infrastructure.repositories;
import com.techivw.webprice.infrastructure.repositories.model.PriceEntity;
import org.springframework.data.jpa.repository.JpaRepository;
import org.springframework.data.jpa.repository.Query;
import org.springframework.stereotype.Repository;
import java.time.LocalDateTime;
import java.util.List;
@Repository
public interface PriceEntityJPARepository extends JpaRepository<PriceEntity, Long> {
@Query("SELECT p FROM PriceEntity p WHERE " +
"p.productId = :productId " +
"AND p.brandId = :brandId " +
"AND :dateTime BETWEEN p.startDate AND p.endDate")
List<PriceEntity> findPricesByProductIdAndBrandIdAndBetweenDateTime(
Long productId, Long brandId, LocalDateTime dateTime);
List<PriceEntity> findPricesByProductIdAndBrandId(Long productId, Long brandId);
}

5
infrastructure/out/sql-repository/src/main/java/com/techivw/webprice/infrastructure/repositories/adapters/PriceRepositoryAdapter.java
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@ -8,7 +8,6 @@ import com.techivw.webprice.infrastructure.repositories.model.PriceEntity;
import lombok.AllArgsConstructor;
import org.springframework.stereotype.Service;
import java.time.LocalDateTime;
import java.util.List;
@Service
@ -18,9 +17,9 @@ public class PriceRepositoryAdapter implements PriceRepositoryPort {
private final PriceEntityJPARepository repository;
@Override
public List<Price> findPricesByProductIdAndBrandIdAndDateTimeBetween(Long productId, Long brandId, LocalDateTime dateTime) {
public List<Price> findPricesByProductIdAndBrandId(Long productId, Long brandId) {
List<PriceEntity> priceEntityList = repository.findPricesByProductIdAndBrandIdAndBetweenDateTime(productId, brandId, dateTime);
List<PriceEntity> priceEntityList = repository.findPricesByProductIdAndBrandId(productId, brandId);
return PriceEntityMapper.toPriceList(priceEntityList);
}

16
infrastructure/out/sql-repository/src/test/java/com/techivw/webprice/infrastructure/repositories/adapters/PriceRepositoryAdapterTest.java
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@ -43,24 +43,24 @@ class PriceRepositoryAdapterTest {
createPriceEntity(2)
);
when(repository.findPricesByProductIdAndBrandIdAndBetweenDateTime(
eq(TEST_PRODUCT_ID), eq(TEST_BRAND_ID), eq(TEST_DATE)))
when(repository.findPricesByProductIdAndBrandId(
eq(TEST_PRODUCT_ID), eq(TEST_BRAND_ID)))
.thenReturn(priceEntities);
List<Price> result = adapter.findPricesByProductIdAndBrandIdAndDateTimeBetween(
TEST_PRODUCT_ID, TEST_BRAND_ID, TEST_DATE);
List<Price> result = adapter.findPricesByProductIdAndBrandId(
TEST_PRODUCT_ID, TEST_BRAND_ID);
assertEquals(2, result.size());
}
@Test
void shouldReturnEmptyListWhenNoPriceEntitiesExist() {
when(repository.findPricesByProductIdAndBrandIdAndBetweenDateTime(
eq(TEST_PRODUCT_ID), eq(TEST_BRAND_ID), eq(TEST_DATE)))
when(repository.findPricesByProductIdAndBrandId(
eq(TEST_PRODUCT_ID), eq(TEST_BRAND_ID)))
.thenReturn(Collections.emptyList());
List<Price> result = adapter.findPricesByProductIdAndBrandIdAndDateTimeBetween(
TEST_PRODUCT_ID, TEST_BRAND_ID, TEST_DATE);
List<Price> result = adapter.findPricesByProductIdAndBrandId(
TEST_PRODUCT_ID, TEST_BRAND_ID);
assertTrue(result.isEmpty());
}

2
pom.xml
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@ -20,7 +20,7 @@
<groupId>com.techivw</groupId>
<artifactId>web-price</artifactId>
<version>2.0-RELEASE</version>
<version>1.1-RELEASE</version>
<packaging>pom</packaging>
<name>web-price</name>