[5기 - 조인수] SpringBoot Part2 Weekly Mission 제출합니다.

build.gradle

@@ -23,6 +23,8 @@ repositories {
 
 dependencies {
 	implementation 'org.springframework.boot:spring-boot-starter'
+	implementation 'org.springframework.boot:spring-boot-starter-jdbc'
+	runtimeOnly 'com.mysql:mysql-connector-j'
 	compileOnly 'org.projectlombok:lombok'
 	annotationProcessor 'org.projectlombok:lombok'
 	testImplementation 'org.springframework.boot:spring-boot-starter-test'

src/main/java/org/prgms/springbootbasic/common/CommonConstant.java

@@ -2,4 +2,6 @@
 
 public class CommonConstant {
     public static final String CSV_PATTERN = ",(?=([^\"]*\"[^\"]*\")*[^\"]*$)";
+    public static final int INPUT_FIXED_AMOUNT_VOUCHER = 1;
+    public static final int INPUT_PERCENT_DISCOUNT_VOUCHER = 2;
 }

src/main/java/org/prgms/springbootbasic/common/UtilMethod.java

@@ -0,0 +1,12 @@
+package org.prgms.springbootbasic.common;
+
+import java.nio.ByteBuffer;
+import java.util.UUID;
+
+public class UtilMethod {
+    public static UUID bytesToUUID(byte[] bytes) {
+        ByteBuffer wrappedByte = ByteBuffer.wrap(bytes);
+
+        return new UUID(wrappedByte.getLong(), wrappedByte.getLong());
+    }
+}

src/main/java/org/prgms/springbootbasic/common/file/CsvFileTemplate.java

@@ -2,6 +2,7 @@
 
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
+import org.springframework.context.annotation.Profile;
 import org.springframework.stereotype.Component;
 
 import java.io.*;
@@ -11,6 +12,7 @@
 import java.util.function.Function;
 
 @Component
+@Profile("test")
 public class CsvFileTemplate {
     private static final Logger log = LoggerFactory.getLogger(CsvFileTemplate.class);
 

src/main/java/org/prgms/springbootbasic/common/file/CustomerCsvFileManager.java

@@ -13,7 +13,7 @@
 import static org.prgms.springbootbasic.common.CommonConstant.CSV_PATTERN;
 
 @Component
-@Profile({"dev", "prod"})
+@Profile({"test"})
 @Slf4j
 public class CustomerCsvFileManager {
     private static final String BLACK_PATH = "./src/main/resources/customer_blacklist.csv";
@@ -31,10 +31,10 @@ public CustomerCsvFileManager(CsvFileTemplate csvFileTemplate) {
 
 
     public List<Customer> readBlack(){
-        return csvFileTemplate.read(BLACK_PATH, this::lineToBlack);
+        return csvFileTemplate.read(BLACK_PATH, this::convertToBlack);
     }
 
-    private Customer lineToBlack(String line){
+    private Customer convertToBlack(String line){
         log.debug("line = {}", line);
 
         List<String> csvFields =

src/main/java/org/prgms/springbootbasic/common/file/VoucherCsvFileManager.java

@@ -2,7 +2,9 @@
 
 import lombok.extern.slf4j.Slf4j;
 import org.prgms.springbootbasic.domain.VoucherType;
+import org.prgms.springbootbasic.domain.voucher.Voucher;
 import org.prgms.springbootbasic.domain.voucher.VoucherPolicy;
+import org.springframework.beans.factory.annotation.Value;
 import org.springframework.context.annotation.Profile;
 import org.springframework.stereotype.Component;
 
@@ -14,62 +16,62 @@
 
 @Component
 @Slf4j
-@Profile({"dev", "prod"})
-public class VoucherCsvFileManager { // CsvFileManager 하나로 합쳐서. domain은 최대한 순수하게 유지. 외부 의존성이 들어간다? 이게 도메인에 들어가면 변경이 취약. -> 분리
-    private static final String FILE_PATH = "./src/main/resources/voucher.csv";
+@Profile({"test"})
+public class VoucherCsvFileManager {
+    @Value("${basic.file.path}")
+    private String FILE_PATH;
     private static final String CSV_FIRST_LINE = "UUID,Type,DiscountValue";
     private static final int UUID_IDX = 0;
     private static final int TYPE_IDX = 1;
-    private static final int DISCOUNT_VALUE_IDX = 2;
+    private static final int DISCOUNT_DEGREE_IDX = 2;
 
     private final CsvFileTemplate csvFileTemplate;
 
     public VoucherCsvFileManager(CsvFileTemplate csvFileTemplate) {
         this.csvFileTemplate = csvFileTemplate;
     }
 
-    public List<VoucherPolicy> read(){
-        return csvFileTemplate.read(FILE_PATH, this::lineToVoucher);
+    public List<Voucher> read(){
+        return csvFileTemplate.read(FILE_PATH, this::convertToVoucher);
     }
 
-    public void write(List<VoucherPolicy> voucherPolicies){
-        csvFileTemplate.write(FILE_PATH, voucherPolicies, this::voucherToString, CSV_FIRST_LINE);
+    public void write(List<Voucher> voucherPolicies){
+        csvFileTemplate.write(FILE_PATH, voucherPolicies, this::convertToString, CSV_FIRST_LINE);
     }
 
-    private VoucherPolicy lineToVoucher(String line){
+    private Voucher convertToVoucher(String line){
         log.debug("line = {}", line);
 
         List<String> splitLine = Arrays.stream(line.split(CSV_PATTERN))
                 .map(s -> s.replaceAll("\"", ""))
                 .toList();
         VoucherType[] voucherTypes = VoucherType.values();
 
-        for (VoucherType type : voucherTypes) {
-            String voucherType = type.getDisplayName();
-            String curStringType = splitLine.get(TYPE_IDX);
+        VoucherType thisVoucherType =
+                Arrays.stream(voucherTypes)
+                        .filter(type -> type.getDisplayName().equals(splitLine.get(TYPE_IDX)))
+                        .findAny()
+                        .orElseThrow(() -> {
+                            log.error("Invalid voucher type.");
+                            return new IllegalArgumentException("Invalid voucher type");
+                        });
 
-            if (curStringType.equals(voucherType)) {
-                log.info("This voucher type is {}", voucherType);
+        VoucherPolicy voucherPolicy = thisVoucherType.create();
+        UUID voucherId = UUID.fromString(splitLine.get(UUID_IDX));
+        long discountDegree = Long.parseLong(splitLine.get(DISCOUNT_DEGREE_IDX));
 
-                return type.create(
-                        UUID.fromString(splitLine.get(UUID_IDX)),
-                        Long.parseLong(splitLine.get(DISCOUNT_VALUE_IDX))
-                );
-            }
-        }
-
-        log.error("Invalid voucher type.");
-        throw new IllegalArgumentException("Invalid voucher type.");
+        return new Voucher(voucherId, discountDegree, voucherPolicy);
     }
 
-    private String voucherToString(VoucherPolicy voucherPolicy){
+    private String convertToString(Voucher voucher){ // 외부에 도메인을 맞추면 안됨. -> DB 의존적 클래스랑 실제 내부 도메인 분리.
+        // 이거를 위해서 VoucherPolicy가 getter를 들고있는게 말이 안됨. 얘를 도메인에 맞춰야지 얘때문에 도메인이 망가지면 안된다.
         StringBuilder sb = new StringBuilder();
 
-        sb.append(voucherPolicy.getVoucherId());
+        sb.append(voucher.getVoucherId());
         sb.append(",");
-        sb.append(voucherPolicy.getClass().getSimpleName());
+        sb.append(voucher.getVoucherPolicy().getClass().getSimpleName());
         sb.append(",");
-        sb.append(voucherPolicy.getDiscountAmount());
+        sb.append(voucher.getDiscountDegree());
         sb.append(System.lineSeparator());
 
         return sb.toString();

src/main/java/org/prgms/springbootbasic/console/Console.java

@@ -0,0 +1,106 @@
+package org.prgms.springbootbasic.console;
+
+import lombok.extern.slf4j.Slf4j;
+import org.prgms.springbootbasic.domain.VoucherType;
+import org.springframework.stereotype.Component;
+
+import java.text.MessageFormat;
+import java.util.Collection;
+import java.util.Scanner;
+import java.util.UUID;
+
+import static org.prgms.springbootbasic.common.CommonConstant.INPUT_FIXED_AMOUNT_VOUCHER;
+import static org.prgms.springbootbasic.common.CommonConstant.INPUT_PERCENT_DISCOUNT_VOUCHER;
+
+@Component
+@Slf4j
+public class Console { // Console이 common인가? MVC 생각하며 고민하자. View에 해당한다고 보이는데... MVC가 뭔지 대답 못한 것을 두번째 걸렸다. 공부하자...
+    public static final Scanner consoleInput = new Scanner(System.in);
+
+    public static String readCommand() {
+        System.out.println("=== Voucher Program ===");
+        System.out.println("Type 'createVoucher' to create a new voucher.");
+        System.out.println("Type 'createCustomer' to create a new customer.");
+        System.out.println("Type 'listVoucher' to list all vouchers.");
+        System.out.println("Type 'listCustomer' to list all customers.");
+        System.out.println("Type 'black' to list customers blacked.");
+        System.out.println("Type 'wallet' to enter wallet service.");
+        System.out.println("Type 'exit' to exit the program.");
+
+        return consoleInput.next();
+    }
+
+    public static int selectPolicyType() {
+        System.out.println();
+        System.out.println("Which voucher would you like to create? Just type number.");
+        System.out.println(MessageFormat.format("{0}. with fixed amount discount policy", INPUT_FIXED_AMOUNT_VOUCHER));
+        System.out.println(MessageFormat.format("{0}. with percent discount policy", INPUT_PERCENT_DISCOUNT_VOUCHER));
+
+        return consoleInput.nextInt();
+    }
+
+    public static String putCustomerInfo() {
+        ignoreLine();
+
+        System.out.println();
+        System.out.println("Please enter the name and email of the customer you want to create, separated by a space on a single line.");
+
+        return consoleInput.nextLine();
+    }
+
+    public static int putDiscountDegree(VoucherType type) {
+        switch (type){
+            case FIXED_AMOUNT -> System.out.println("Enter the fixed discount amount.");
+            case PERCENT_DISCOUNT -> System.out.println("Enter the discount percentage.");
+        }
+        return consoleInput.nextInt();
+    }
+
+
+    public static String ignoreLine() {
+        return consoleInput.nextLine();
+    }
+
+    public static void printArgException() {
+        System.out.println("Invalid argument. Type command again.");
+    }
+
+    public static void printRuntimeException() {
+        System.out.println("Invalid input or system error. redirect to beginning.");
+    }
+
+    public static String readWalletCommand() {
+        System.out.println();
+        System.out.println("Welcome to our wallet service.");
+        System.out.println("Type 'allocate' if you want to allocate voucher to a customer." );
+        System.out.println("Type 'delete' if you want to delete voucher from a customer.");
+        System.out.println("Type 'showVoucherByCustomer' to view customers with a voucher.");
+        System.out.println("Type 'showCustomerByVoucher' to view vouchers that a customer has.");
+        System.out.println("Type 'back' to go back.");
+
+        return consoleInput.next();
+    }
+
+    public static UUID typeCustomerId(){
+        System.out.println("Type customer Id.");
+
+        return UUID.fromString(consoleInput.next());
+    }
+
+    public static UUID typeVoucherId(){
+        System.out.println("Type voucher Id.");
+
+        return UUID.fromString(consoleInput.next());
+    }
+
+    public static void success(String command){
+        System.out.println("'" + command + "' command successfully executed.");
+        System.out.println();
+    }
+
+    public static <T> void printList(Collection<T> collection) {
+        System.out.println();
+        collection.forEach(System.out::println);
+        System.out.println();
+    }
+}