Finishes the wrong example

repeated-dislikes/src/main/kotlin/org/jesperancinha/repeateddislikes/bad/controllers/BadDislikesController.kt

@@ -14,8 +14,8 @@ class BadDislikesController(
     @GetMapping("users/all")
     fun getAllUsers() = dislikeService.getAllUsers()
 
-    @GetMapping("reports/all")
-    fun getAllReports() = dislikeService.getAllReports()
+    @GetMapping("receipts/all")
+    fun getAllReceipts() = dislikeService.getAllReceipts()
 
     @GetMapping("shops/all")
     fun getAllShops() = dislikeService.getAllShops()

repeated-dislikes/src/main/kotlin/org/jesperancinha/repeateddislikes/bad/domain/Domain.kt

@@ -13,20 +13,20 @@ data class User(
     @GeneratedValue(strategy = GenerationType.UUID)
     val id: UUID,
     val name: String,
-    @ManyToMany(cascade = [CascadeType.DETACH], fetch = FetchType.EAGER)
+    @ManyToMany(cascade = [CascadeType.DETACH], fetch = FetchType.LAZY)
     @JoinTable(
         schema = SCHEMA_BAD,
         name = "bad_dislikes_relations",
         joinColumns = [JoinColumn(name= "user_id")],
         inverseJoinColumns = [JoinColumn(name="receipt_id")]
     )
     val receipts: List<Receipt>,
-    @ManyToMany(cascade = [CascadeType.DETACH], fetch = FetchType.EAGER)
+    @ManyToMany(cascade = [CascadeType.DETACH], fetch = FetchType.LAZY)
     @JoinTable(
         schema = SCHEMA_BAD,
         name = "bad_dislikes_relations",
         joinColumns = [JoinColumn(name= "user_id")],
-        inverseJoinColumns = [JoinColumn(name="receipt_id")]
+        inverseJoinColumns = [JoinColumn(name="shop_id")]
     )
     val shops: List<Shop>
 )
@@ -44,14 +44,15 @@ data class Receipt(
 )
 
 
+
 @Table(name = "shops", schema = SCHEMA_BAD)
 @Entity
 data class Shop(
     @Id
     @GeneratedValue(strategy = GenerationType.UUID)
     val id: UUID,
     val name: String,
-    @ManyToMany(cascade = [CascadeType.DETACH], fetch = FetchType.EAGER)
+    @ManyToMany(cascade = [CascadeType.DETACH], fetch = FetchType.LAZY)
     @JoinTable(
         schema = SCHEMA_BAD,
         name = "bad_dislikes_relations",

repeated-dislikes/src/main/kotlin/org/jesperancinha/repeateddislikes/bad/dtos/Dtos.kt

@@ -0,0 +1,32 @@
+package org.jesperancinha.repeateddislikes.bad.dtos
+
+import org.jesperancinha.repeateddislikes.bad.domain.User
+import java.util.*
+
+data class UserDTO(
+    val id: UUID,
+    val name: String,
+    val receipts: List<UUID>,
+    val shops: List<String>
+)
+
+data class ReceiptDTO(
+    val id: UUID,
+    val user: UserDTO,
+    val shop: ShopDTO
+)
+
+
+data class ShopDTO(
+    val id: UUID,
+    val name: String,
+    val receipts: List<ReceiptDTO>
+)
+
+
+fun User.toDto() = UserDTO (
+    id = id,
+    name = name,
+    receipts = receipts.map { it.id },
+    shops = shops.map { it.name }
+)

repeated-dislikes/src/main/kotlin/org/jesperancinha/repeateddislikes/bad/services/Service.kt

@@ -3,6 +3,7 @@ package org.jesperancinha.repeateddislikes.bad.services
 import org.jesperancinha.repeateddislikes.bad.dao.ReceiptRepository
 import org.jesperancinha.repeateddislikes.bad.dao.ShopRepository
 import org.jesperancinha.repeateddislikes.bad.dao.UserRepository
+import org.jesperancinha.repeateddislikes.bad.dtos.toDto
 import org.springframework.stereotype.Service
 
 @Service
@@ -11,9 +12,9 @@ class DislikeService(
     val receiptRepository: ReceiptRepository,
     val shopRepository: ShopRepository
 ) {
-    fun getAllUsers() = userRepository.findAll()
+    fun getAllUsers() = userRepository.findAll().map { it.toDto() }
 
-    fun getAllReports() = receiptRepository.findAll()
+    fun getAllReceipts() = receiptRepository.findAll()
 
     fun getAllShops() = shopRepository.findAll()
 }

repeated-dislikes/src/main/resources/data.sql

@@ -1 +1,24 @@
-SELECT LOG(2);
+insert into BAD.USERS (ID, NAME)
+values (random_uuid(), 'Liking Cat 1');
+insert into BAD.SHOPS (ID, NAME)
+values (random_uuid(), 'Cats Para Dice');
+SET @receipt1=random_uuid();
+SET @receipt2=random_uuid();
+insert into BAD.RECEIPTS (ID, USER_ID, SHOP_ID)
+values (@receipt1,
+        (select ID from BAD.USERS WHERE NAME = 'Liking Cat 1'),
+        (select ID from BAD.SHOPS WHERE NAME = 'Cats Para Dice')
+       );
+insert into BAD.BAD_DISLIKES_RELATIONS (ID, USER_ID, SHOP_ID, RECEIPT_ID)
+values (random_uuid(),
+        (select ID from BAD.USERS WHERE NAME = 'Liking Cat 1'),
+        (select ID from BAD.SHOPS WHERE NAME = 'Cats Para Dice'),
+        @receipt1
+       );
+
+insert into BAD.BAD_DISLIKES_RELATIONS (ID, USER_ID, SHOP_ID, RECEIPT_ID)
+values (random_uuid(),
+        (select ID from BAD.USERS WHERE NAME = 'Liking Cat 1'),
+        (select ID from BAD.SHOPS WHERE NAME = 'Cats Para Dice'),
+        @receipt2
+       );

repeated-dislikes/src/main/resources/schema.sql

@@ -11,9 +11,9 @@ CREATE SCHEMA IF NOT EXISTS BAD;
 CREATE TABLE IF NOT EXISTS BAD.BAD_DISLIKES_RELATIONS
 (
     id UUID NOT NULL DEFAULT random_uuid() PRIMARY KEY,
-    user_id   INT NOT NULL,
-    shop_id   INT NOT NULL,
-    receipt_id   INT NOT NULL
+    user_id   UUID NOT NULL,
+    shop_id   UUID NOT NULL,
+    receipt_id   UUID NOT NULL
 );
 
 CREATE TABLE IF NOT EXISTS BAD.USERS