diff --git a/docs/README.md b/docs/README.md index e69de29b..0d5b7dc3 100644 --- a/docs/README.md +++ b/docs/README.md @@ -0,0 +1,72 @@ + +## Controller + +View에서 입력받은 정보를 Model에 전달 + +Model에서 처리한 정보를 View에 전달 + + +## View + +### 입력 + +구입 금액을 입력받기 + +당첨 번호를 입력받기 + +보너스 번호를 입력받기 + +## 출력 + +입력 안내 메시지 출력하기 + +로또 수만큼 로또 번호 리스트 출력하기 + +당첨 통계 출력하기 + +수익률 출력하기 + + +## Model + +### LottoNum + +구입 금액에 따라 로또 번호 리스트를 생성하는 기능 + +랜덤으로 숫자를 뽑는 기능 + +한 로또에서 이미 뽑힌 번호를 제외하는 기능 + +### WinChecker + +번호 몇 개가 일치하는지 확인하는 기능 + +### RateCalculator + +총 당첨금을 계산하는 기능 + +수익률을 계산하는 기능 + +## 예외 처리 + +### 구입 금액 +구입 금액이 1000원으로 나누어 떨어지지 않을 때 + +구입 금액이 정수가 아닐 때 + +### 당첨 번호 +당첨 번호를 6개 이상 입력했을 때 + +로또 번호 범위 밖의 당첨 번호를 입력했을 때 + +당첨 번호가 정수가 아닐 때 + +당첨 번호로 중복되는 번호를 입력했을 때 + +### 보너스 번호 +당첨 번호와 중복되는 보너스 번호를 입력했을 때 + +로또 범위 밖의 보너스 번호를 입력했을 때 + +보너스 번호가 정수가 아닐 때 + diff --git a/gradle/wrapper/gradle-wrapper.jar b/gradle/wrapper/gradle-wrapper.jar index e708b1c0..e6441136 100644 Binary files a/gradle/wrapper/gradle-wrapper.jar and b/gradle/wrapper/gradle-wrapper.jar differ diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties index 28ff446a..89dcc40c 100644 --- a/gradle/wrapper/gradle-wrapper.properties +++ b/gradle/wrapper/gradle-wrapper.properties @@ -1,5 +1,7 @@ distributionBase=GRADLE_USER_HOME distributionPath=wrapper/dists -distributionUrl=https\://services.gradle.org/distributions/gradle-6.8.1-bin.zip +distributionUrl=https\://services.gradle.org/distributions/gradle-7.4-bin.zip +networkTimeout=10000 +validateDistributionUrl=true zipStoreBase=GRADLE_USER_HOME zipStorePath=wrapper/dists diff --git a/gradlew b/gradlew index 4f906e0c..b740cf13 100755 --- a/gradlew +++ b/gradlew @@ -1,7 +1,7 @@ -#!/usr/bin/env sh +#!/bin/sh # -# Copyright 2015 the original author or authors. +# Copyright © 2015-2021 the original authors. # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. @@ -17,67 +17,99 @@ # ############################################################################## -## -## Gradle start up script for UN*X -## +# +# Gradle start up script for POSIX generated by Gradle. +# +# Important for running: +# +# (1) You need a POSIX-compliant shell to run this script. If your /bin/sh is +# noncompliant, but you have some other compliant shell such as ksh or +# bash, then to run this script, type that shell name before the whole +# command line, like: +# +# ksh Gradle +# +# Busybox and similar reduced shells will NOT work, because this script +# requires all of these POSIX shell features: +# * functions; +# * expansions «$var», «${var}», «${var:-default}», «${var+SET}», +# «${var#prefix}», «${var%suffix}», and «$( cmd )»; +# * compound commands having a testable exit status, especially «case»; +# * various built-in commands including «command», «set», and «ulimit». +# +# Important for patching: +# +# (2) This script targets any POSIX shell, so it avoids extensions provided +# by Bash, Ksh, etc; in particular arrays are avoided. +# +# The "traditional" practice of packing multiple parameters into a +# space-separated string is a well documented source of bugs and security +# problems, so this is (mostly) avoided, by progressively accumulating +# options in "$@", and eventually passing that to Java. +# +# Where the inherited environment variables (DEFAULT_JVM_OPTS, JAVA_OPTS, +# and GRADLE_OPTS) rely on word-splitting, this is performed explicitly; +# see the in-line comments for details. +# +# There are tweaks for specific operating systems such as AIX, CygWin, +# Darwin, MinGW, and NonStop. +# +# (3) This script is generated from the Groovy template +# https://github.com/gradle/gradle/blob/HEAD/platforms/jvm/plugins-application/src/main/resources/org/gradle/api/internal/plugins/unixStartScript.txt +# within the Gradle project. +# +# You can find Gradle at https://github.com/gradle/gradle/. +# ############################################################################## # Attempt to set APP_HOME + # Resolve links: $0 may be a link -PRG="$0" -# Need this for relative symlinks. -while [ -h "$PRG" ] ; do - ls=`ls -ld "$PRG"` - link=`expr "$ls" : '.*-> \(.*\)$'` - if expr "$link" : '/.*' > /dev/null; then - PRG="$link" - else - PRG=`dirname "$PRG"`"/$link" - fi +app_path=$0 + +# Need this for daisy-chained symlinks. +while + APP_HOME=${app_path%"${app_path##*/}"} # leaves a trailing /; empty if no leading path + [ -h "$app_path" ] +do + ls=$( ls -ld "$app_path" ) + link=${ls#*' -> '} + case $link in #( + /*) app_path=$link ;; #( + *) app_path=$APP_HOME$link ;; + esac done -SAVED="`pwd`" -cd "`dirname \"$PRG\"`/" >/dev/null -APP_HOME="`pwd -P`" -cd "$SAVED" >/dev/null -APP_NAME="Gradle" -APP_BASE_NAME=`basename "$0"` - -# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. -DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"' +# This is normally unused +# shellcheck disable=SC2034 +APP_BASE_NAME=${0##*/} +# Discard cd standard output in case $CDPATH is set (https://github.com/gradle/gradle/issues/25036) +APP_HOME=$( cd "${APP_HOME:-./}" > /dev/null && pwd -P ) || exit # Use the maximum available, or set MAX_FD != -1 to use that value. -MAX_FD="maximum" +MAX_FD=maximum warn () { echo "$*" -} +} >&2 die () { echo echo "$*" echo exit 1 -} +} >&2 # OS specific support (must be 'true' or 'false'). cygwin=false msys=false darwin=false nonstop=false -case "`uname`" in - CYGWIN* ) - cygwin=true - ;; - Darwin* ) - darwin=true - ;; - MINGW* ) - msys=true - ;; - NONSTOP* ) - nonstop=true - ;; +case "$( uname )" in #( + CYGWIN* ) cygwin=true ;; #( + Darwin* ) darwin=true ;; #( + MSYS* | MINGW* ) msys=true ;; #( + NONSTOP* ) nonstop=true ;; esac CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar @@ -87,9 +119,9 @@ CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar if [ -n "$JAVA_HOME" ] ; then if [ -x "$JAVA_HOME/jre/sh/java" ] ; then # IBM's JDK on AIX uses strange locations for the executables - JAVACMD="$JAVA_HOME/jre/sh/java" + JAVACMD=$JAVA_HOME/jre/sh/java else - JAVACMD="$JAVA_HOME/bin/java" + JAVACMD=$JAVA_HOME/bin/java fi if [ ! -x "$JAVACMD" ] ; then die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME @@ -98,88 +130,120 @@ Please set the JAVA_HOME variable in your environment to match the location of your Java installation." fi else - JAVACMD="java" - which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. + JAVACMD=java + if ! command -v java >/dev/null 2>&1 + then + die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. Please set the JAVA_HOME variable in your environment to match the location of your Java installation." + fi fi # Increase the maximum file descriptors if we can. -if [ "$cygwin" = "false" -a "$darwin" = "false" -a "$nonstop" = "false" ] ; then - MAX_FD_LIMIT=`ulimit -H -n` - if [ $? -eq 0 ] ; then - if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then - MAX_FD="$MAX_FD_LIMIT" - fi - ulimit -n $MAX_FD - if [ $? -ne 0 ] ; then - warn "Could not set maximum file descriptor limit: $MAX_FD" - fi - else - warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT" - fi +if ! "$cygwin" && ! "$darwin" && ! "$nonstop" ; then + case $MAX_FD in #( + max*) + # In POSIX sh, ulimit -H is undefined. That's why the result is checked to see if it worked. + # shellcheck disable=SC2039,SC3045 + MAX_FD=$( ulimit -H -n ) || + warn "Could not query maximum file descriptor limit" + esac + case $MAX_FD in #( + '' | soft) :;; #( + *) + # In POSIX sh, ulimit -n is undefined. That's why the result is checked to see if it worked. + # shellcheck disable=SC2039,SC3045 + ulimit -n "$MAX_FD" || + warn "Could not set maximum file descriptor limit to $MAX_FD" + esac fi -# For Darwin, add options to specify how the application appears in the dock -if $darwin; then - GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\"" -fi +# Collect all arguments for the java command, stacking in reverse order: +# * args from the command line +# * the main class name +# * -classpath +# * -D...appname settings +# * --module-path (only if needed) +# * DEFAULT_JVM_OPTS, JAVA_OPTS, and GRADLE_OPTS environment variables. # For Cygwin or MSYS, switch paths to Windows format before running java -if [ "$cygwin" = "true" -o "$msys" = "true" ] ; then - APP_HOME=`cygpath --path --mixed "$APP_HOME"` - CLASSPATH=`cygpath --path --mixed "$CLASSPATH"` - - JAVACMD=`cygpath --unix "$JAVACMD"` - - # We build the pattern for arguments to be converted via cygpath - ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null` - SEP="" - for dir in $ROOTDIRSRAW ; do - ROOTDIRS="$ROOTDIRS$SEP$dir" - SEP="|" - done - OURCYGPATTERN="(^($ROOTDIRS))" - # Add a user-defined pattern to the cygpath arguments - if [ "$GRADLE_CYGPATTERN" != "" ] ; then - OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)" - fi +if "$cygwin" || "$msys" ; then + APP_HOME=$( cygpath --path --mixed "$APP_HOME" ) + CLASSPATH=$( cygpath --path --mixed "$CLASSPATH" ) + + JAVACMD=$( cygpath --unix "$JAVACMD" ) + # Now convert the arguments - kludge to limit ourselves to /bin/sh - i=0 - for arg in "$@" ; do - CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -` - CHECK2=`echo "$arg"|egrep -c "^-"` ### Determine if an option - - if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then ### Added a condition - eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"` - else - eval `echo args$i`="\"$arg\"" + for arg do + if + case $arg in #( + -*) false ;; # don't mess with options #( + /?*) t=${arg#/} t=/${t%%/*} # looks like a POSIX filepath + [ -e "$t" ] ;; #( + *) false ;; + esac + then + arg=$( cygpath --path --ignore --mixed "$arg" ) fi - i=`expr $i + 1` + # Roll the args list around exactly as many times as the number of + # args, so each arg winds up back in the position where it started, but + # possibly modified. + # + # NB: a `for` loop captures its iteration list before it begins, so + # changing the positional parameters here affects neither the number of + # iterations, nor the values presented in `arg`. + shift # remove old arg + set -- "$@" "$arg" # push replacement arg done - case $i in - 0) set -- ;; - 1) set -- "$args0" ;; - 2) set -- "$args0" "$args1" ;; - 3) set -- "$args0" "$args1" "$args2" ;; - 4) set -- "$args0" "$args1" "$args2" "$args3" ;; - 5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;; - 6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;; - 7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;; - 8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;; - 9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;; - esac fi -# Escape application args -save () { - for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done - echo " " -} -APP_ARGS=`save "$@"` -# Collect all arguments for the java command, following the shell quoting and substitution rules -eval set -- $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS "\"-Dorg.gradle.appname=$APP_BASE_NAME\"" -classpath "\"$CLASSPATH\"" org.gradle.wrapper.GradleWrapperMain "$APP_ARGS" +# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. +DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"' + +# Collect all arguments for the java command: +# * DEFAULT_JVM_OPTS, JAVA_OPTS, JAVA_OPTS, and optsEnvironmentVar are not allowed to contain shell fragments, +# and any embedded shellness will be escaped. +# * For example: A user cannot expect ${Hostname} to be expanded, as it is an environment variable and will be +# treated as '${Hostname}' itself on the command line. + +set -- \ + "-Dorg.gradle.appname=$APP_BASE_NAME" \ + -classpath "$CLASSPATH" \ + org.gradle.wrapper.GradleWrapperMain \ + "$@" + +# Stop when "xargs" is not available. +if ! command -v xargs >/dev/null 2>&1 +then + die "xargs is not available" +fi + +# Use "xargs" to parse quoted args. +# +# With -n1 it outputs one arg per line, with the quotes and backslashes removed. +# +# In Bash we could simply go: +# +# readarray ARGS < <( xargs -n1 <<<"$var" ) && +# set -- "${ARGS[@]}" "$@" +# +# but POSIX shell has neither arrays nor command substitution, so instead we +# post-process each arg (as a line of input to sed) to backslash-escape any +# character that might be a shell metacharacter, then use eval to reverse +# that process (while maintaining the separation between arguments), and wrap +# the whole thing up as a single "set" statement. +# +# This will of course break if any of these variables contains a newline or +# an unmatched quote. +# + +eval "set -- $( + printf '%s\n' "$DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS" | + xargs -n1 | + sed ' s~[^-[:alnum:]+,./:=@_]~\\&~g; ' | + tr '\n' ' ' + )" '"$@"' exec "$JAVACMD" "$@" diff --git a/gradlew.bat b/gradlew.bat index 107acd32..25da30db 100644 --- a/gradlew.bat +++ b/gradlew.bat @@ -14,7 +14,7 @@ @rem limitations under the License. @rem -@if "%DEBUG%" == "" @echo off +@if "%DEBUG%"=="" @echo off @rem ########################################################################## @rem @rem Gradle startup script for Windows @@ -25,7 +25,8 @@ if "%OS%"=="Windows_NT" setlocal set DIRNAME=%~dp0 -if "%DIRNAME%" == "" set DIRNAME=. +if "%DIRNAME%"=="" set DIRNAME=. +@rem This is normally unused set APP_BASE_NAME=%~n0 set APP_HOME=%DIRNAME% @@ -40,13 +41,13 @@ if defined JAVA_HOME goto findJavaFromJavaHome set JAVA_EXE=java.exe %JAVA_EXE% -version >NUL 2>&1 -if "%ERRORLEVEL%" == "0" goto execute +if %ERRORLEVEL% equ 0 goto execute -echo. -echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. -echo. -echo Please set the JAVA_HOME variable in your environment to match the -echo location of your Java installation. +echo. 1>&2 +echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 1>&2 +echo. 1>&2 +echo Please set the JAVA_HOME variable in your environment to match the 1>&2 +echo location of your Java installation. 1>&2 goto fail @@ -56,11 +57,11 @@ set JAVA_EXE=%JAVA_HOME%/bin/java.exe if exist "%JAVA_EXE%" goto execute -echo. -echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME% -echo. -echo Please set the JAVA_HOME variable in your environment to match the -echo location of your Java installation. +echo. 1>&2 +echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME% 1>&2 +echo. 1>&2 +echo Please set the JAVA_HOME variable in your environment to match the 1>&2 +echo location of your Java installation. 1>&2 goto fail @@ -75,13 +76,15 @@ set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar :end @rem End local scope for the variables with windows NT shell -if "%ERRORLEVEL%"=="0" goto mainEnd +if %ERRORLEVEL% equ 0 goto mainEnd :fail rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of rem the _cmd.exe /c_ return code! -if not "" == "%GRADLE_EXIT_CONSOLE%" exit 1 -exit /b 1 +set EXIT_CODE=%ERRORLEVEL% +if %EXIT_CODE% equ 0 set EXIT_CODE=1 +if not ""=="%GRADLE_EXIT_CONSOLE%" exit %EXIT_CODE% +exit /b %EXIT_CODE% :mainEnd if "%OS%"=="Windows_NT" endlocal diff --git a/src/main/java/constants/ErrorMessage.java b/src/main/java/constants/ErrorMessage.java new file mode 100644 index 00000000..51ef841d --- /dev/null +++ b/src/main/java/constants/ErrorMessage.java @@ -0,0 +1,7 @@ +package constants; + +public class ErrorMessage { + public static final String ERROR_PRICE = "[ERROR] 구입금액은 1000원 단위로만 입력 가능합니다."; + public static final String ERROR_NUM = "[ERROR] 로또 번호는 1부터 45 사이의 숫자여야 합니다."; + public static final String ERROR_COUNT = "[ERROR] 당첨 번호는 6개입니다."; +} diff --git a/src/main/java/controller/LottoController.java b/src/main/java/controller/LottoController.java new file mode 100644 index 00000000..298cec64 --- /dev/null +++ b/src/main/java/controller/LottoController.java @@ -0,0 +1,17 @@ +package controller; + +import model.LottoImpl; +import model.UserLottoImpl; +import model.WinCheckerImpl; + +import java.util.HashMap; +import java.util.List; +import java.util.Map; + +public interface LottoController { + void run(); + List> getUserLottoList(int money); + List getWinningLotto(String winningNumbers, int bonusNumber); + Map checkWin(List> userLottoList, List winningLotto, int bonusNumber); +} + diff --git a/src/main/java/controller/LottoControllerImpl.java b/src/main/java/controller/LottoControllerImpl.java new file mode 100644 index 00000000..8ec61065 --- /dev/null +++ b/src/main/java/controller/LottoControllerImpl.java @@ -0,0 +1,75 @@ +package controller; + +import model.UserLottoImpl; +import model.LottoImpl; +import model.RateCalculatorImpl; +import model.WinCheckerImpl; +import constants.ErrorMessage; +import view.InputViewImpl; +import view.OutputViewImpl; + +import java.util.*; + +public class LottoControllerImpl implements LottoController { + private UserLottoImpl userLottoImpl; + private LottoImpl lotto; + private final InputViewImpl inputViewImpl; + private final OutputViewImpl outputViewImpl; + + private ErrorMessage errorMessage; + + + public LottoControllerImpl(InputViewImpl inputViewImpl, OutputViewImpl outputViewImpl) { + this.inputViewImpl = inputViewImpl; + this.outputViewImpl = outputViewImpl; + } + + public void run() { + try { + int money = inputViewImpl.getMoneyInput(); + UserLottoImpl userLottoImpl = new UserLottoImpl(); + int lottoCount = userLottoImpl.buy(money); + outputViewImpl.displayLottoCount(lottoCount); + List> userLottoList = getUserLottoList(money); + outputViewImpl.displayLottoNumber(userLottoList); + + String winningNumbers = inputViewImpl.getWinningNumber(); + int bonusNumber = inputViewImpl.getBonusNumber(); + List winningLotto = getWinningLotto(winningNumbers, bonusNumber); + + Map matchCountStatistics = checkWin(userLottoList, winningLotto, bonusNumber); + outputViewImpl.displayWinningList(matchCountStatistics); + + RateCalculatorImpl rateCalculatorImpl = new RateCalculatorImpl(matchCountStatistics); + int totalMoney = rateCalculatorImpl.calculateWinMoney(); + outputViewImpl.displayReturn(rateCalculatorImpl.calculateRate(money, totalMoney)); + } catch (NumberFormatException e) { + System.err.println(errorMessage.ERROR_NUM); + } catch (IllegalArgumentException e) { + System.err.println(errorMessage.ERROR_COUNT); + } + } + + public List> getUserLottoList(int money) { + UserLottoImpl userLottoImpl = new UserLottoImpl(); + return userLottoImpl.createLottosList(userLottoImpl.buy(money)); + } + public List getWinningLotto(String winningNumbers, int bonusNumber) { + LottoImpl lotto = new LottoImpl(winningNumbers, bonusNumber); + return lotto.split(winningNumbers); + } + public Map checkWin(List> userLottoList, List winningLotto, int bonusNumber) { + Map matchCountStatistics = new HashMap<>(); + matchCountStatistics.put(3, 0); + matchCountStatistics.put(4, 0); + matchCountStatistics.put(5, 0); + matchCountStatistics.put(6, 0); + matchCountStatistics.put(1, 0); + + for (List userLotto : userLottoList) { + WinCheckerImpl winCheckerImpl = new WinCheckerImpl(userLotto, winningLotto, bonusNumber); + winCheckerImpl.getWinInfo(matchCountStatistics, winCheckerImpl.winCheck()); + } + return matchCountStatistics; + } +} diff --git a/src/main/java/lotto/Application.java b/src/main/java/lotto/Application.java index d190922b..c17fb0dc 100644 --- a/src/main/java/lotto/Application.java +++ b/src/main/java/lotto/Application.java @@ -1,7 +1,18 @@ package lotto; +import controller.LottoControllerImpl; +import view.InputViewImpl; +import view.OutputViewImpl; + public class Application { + public Application() { + InputViewImpl inputViewImpl = new InputViewImpl(); + OutputViewImpl outputViewImpl = new OutputViewImpl(); + LottoControllerImpl lottoControllerImpl = new LottoControllerImpl(inputViewImpl, outputViewImpl); + + lottoControllerImpl.run(); + } public static void main(String[] args) { - // TODO: 프로그램 구현 + Application app = new Application(); } } diff --git a/src/main/java/lotto/Lotto.java b/src/main/java/lotto/Lotto.java deleted file mode 100644 index 519793d1..00000000 --- a/src/main/java/lotto/Lotto.java +++ /dev/null @@ -1,20 +0,0 @@ -package lotto; - -import java.util.List; - -public class Lotto { - private final List numbers; - - public Lotto(List numbers) { - validate(numbers); - this.numbers = numbers; - } - - private void validate(List numbers) { - if (numbers.size() != 6) { - throw new IllegalArgumentException(); - } - } - - // TODO: 추가 기능 구현 -} diff --git a/src/main/java/model/Lotto.java b/src/main/java/model/Lotto.java new file mode 100644 index 00000000..7c8ea1ac --- /dev/null +++ b/src/main/java/model/Lotto.java @@ -0,0 +1,7 @@ +package model; + +import java.util.List; + +public interface Lotto { + List split(String numbers); +} diff --git a/src/main/java/model/LottoImpl.java b/src/main/java/model/LottoImpl.java new file mode 100644 index 00000000..53ba1ea2 --- /dev/null +++ b/src/main/java/model/LottoImpl.java @@ -0,0 +1,39 @@ +package model; + +import java.util.ArrayList; +import java.util.List; + +// +public class LottoImpl implements Lotto { + private final List numbers;; + + private static final int LOTTO_PRICE = 1000; + private static final int LOTTO_SIZE = 6; + private static final String SPLITER = ","; + private static final int MIN_NUM = 1; + private static final int MAX_NUM = 45; + private static final int MIN_PRICE = 0; + + public LottoImpl(String winningNumbers, int bonusNumber) { + List numbers = split(winningNumbers); + validate(numbers, bonusNumber); + this.numbers = numbers; + } + public List split(String numbers) { + List result = new ArrayList<>(); + + String[] number = numbers.split(SPLITER); + for (String num : number) { + result.add(Integer.parseInt(num)); + } + return result; + } + private void validate(List numbers, int bonusNumber) { + if (numbers.size() > LOTTO_SIZE) { + throw new IllegalArgumentException(); + } + if (bonusNumber < MIN_NUM || bonusNumber > MAX_NUM) { + throw new NumberFormatException(); + } + } +} diff --git a/src/main/java/model/RateCalculator.java b/src/main/java/model/RateCalculator.java new file mode 100644 index 00000000..aa9a7478 --- /dev/null +++ b/src/main/java/model/RateCalculator.java @@ -0,0 +1,6 @@ +package model; + +public interface RateCalculator { + public int calculateWinMoney (); + public double calculateRate(int inputMoney, int winMoney); +} diff --git a/src/main/java/model/RateCalculatorImpl.java b/src/main/java/model/RateCalculatorImpl.java new file mode 100644 index 00000000..7a186dc9 --- /dev/null +++ b/src/main/java/model/RateCalculatorImpl.java @@ -0,0 +1,21 @@ +package model; + +import java.util.HashMap; +import java.util.Map; + +public class RateCalculatorImpl implements RateCalculator { + private final Map matchCountStatistics; + + public RateCalculatorImpl(Map matchCountStatistics) { + this.matchCountStatistics = matchCountStatistics; + } + public int calculateWinMoney() { + return matchCountStatistics.get(3)*5000 + matchCountStatistics.get(4)*50000 + + matchCountStatistics.get(5)*1500000 + matchCountStatistics.get(1)*30000000 + + matchCountStatistics.get(6)*2000000000; + } + public double calculateRate(int inputMoney, int winMoney) { + double rateReturn = (double) winMoney / inputMoney; + return Math.round(rateReturn*100.0); + } +} diff --git a/src/main/java/model/UserLotto.java b/src/main/java/model/UserLotto.java new file mode 100644 index 00000000..78b007d0 --- /dev/null +++ b/src/main/java/model/UserLotto.java @@ -0,0 +1,8 @@ +package model; + +import java.util.List; + +public interface UserLotto { + public List createLotto(); + public List> createLottosList(int count); +} diff --git a/src/main/java/model/UserLottoImpl.java b/src/main/java/model/UserLottoImpl.java new file mode 100644 index 00000000..9ec01344 --- /dev/null +++ b/src/main/java/model/UserLottoImpl.java @@ -0,0 +1,42 @@ +package model; + +import camp.nextstep.edu.missionutils.Randoms; + +import java.util.ArrayList; +import java.util.Comparator; +import java.util.List; + +public class UserLottoImpl implements UserLotto { + private static final int LOTTO_PRICE = 1000; + private static final int LOTTO_SIZE = 6; + private static final String SPLITER = ","; + private static final int MIN_NUM = 1; + private static final int MAX_NUM = 45; + private static final int MIN_PRICE = 0; + + public UserLottoImpl() { + + } + // 금액을 입력받고 몇 장을 샀는지 확인하는 메서드 + public int buy(int money) { + if (money % LOTTO_PRICE != MIN_PRICE) { + throw new IllegalArgumentException(); + } + return money / LOTTO_PRICE; + } + // 랜덤으로 숫자를 뽑아 리스트에 넣어주는 메서드 + public List createLotto() { + List numbers = Randoms.pickUniqueNumbersInRange(MIN_NUM, MAX_NUM, LOTTO_SIZE); + numbers.sort(Comparator.naturalOrder()); + return numbers; + } + // 구매한 로또 번호를 로또 번호들 리스트 안에 넣어주는 메서드 + public List> createLottosList(int count) { + List> lottos = new ArrayList<>(); + for (int i=0; i lotto = createLotto(); + lottos.add(lotto); + } + return lottos; + } +} diff --git a/src/main/java/model/WinChecker.java b/src/main/java/model/WinChecker.java new file mode 100644 index 00000000..9a8542c4 --- /dev/null +++ b/src/main/java/model/WinChecker.java @@ -0,0 +1,6 @@ +package model; + +public interface WinChecker { + public int winCheck(); + public boolean isBonus(); +} diff --git a/src/main/java/model/WinCheckerImpl.java b/src/main/java/model/WinCheckerImpl.java new file mode 100644 index 00000000..7a7af138 --- /dev/null +++ b/src/main/java/model/WinCheckerImpl.java @@ -0,0 +1,39 @@ +package model; + +import java.util.*; + +public class WinCheckerImpl implements WinChecker { + private final List userLotto; + private final List winLotto; + private final Integer bonusNumber; + + private static final int THREE_COUNT = 3; + private static final int FOUR_COUNT = 4; + private static final int FIVE_COUNT = 5; + private static final int BONUS_COUNT = 1; + private static final int SIX_COUNT = 6; + + public WinCheckerImpl(List userLotto, List winLotto, int bonusNumber) { + this.userLotto = userLotto; + this.winLotto = winLotto; + this.bonusNumber = bonusNumber; + } + + public int winCheck() { + List matchedNumbers = new ArrayList<>(userLotto); + matchedNumbers.retainAll(winLotto); + return matchedNumbers.size(); + } + + public boolean isBonus() { + return userLotto.contains(bonusNumber); + } + + public void getWinInfo(Map matchCountStatistics, int matchCount) { + if (matchCount == FIVE_COUNT && isBonus()) { + matchCountStatistics.put(BONUS_COUNT, matchCountStatistics.getOrDefault(BONUS_COUNT, 0) + 1); + } else if (matchCount >= THREE_COUNT) { + matchCountStatistics.put(matchCount, matchCountStatistics.getOrDefault(matchCount, 0) + 1); + } + } +} diff --git a/src/main/java/view/InputView.java b/src/main/java/view/InputView.java new file mode 100644 index 00000000..33024fe2 --- /dev/null +++ b/src/main/java/view/InputView.java @@ -0,0 +1,7 @@ +package view; + +public interface InputView { + int getMoneyInput(); + String getWinningNumber(); + int getBonusNumber(); +} diff --git a/src/main/java/view/InputViewImpl.java b/src/main/java/view/InputViewImpl.java new file mode 100644 index 00000000..c335292c --- /dev/null +++ b/src/main/java/view/InputViewImpl.java @@ -0,0 +1,28 @@ +package view; + +import java.util.Scanner; + +public class InputViewImpl implements InputView { + private final Scanner sc = new Scanner(System.in); + + // 금액 입력받기 + public int getMoneyInput() { + System.out.println("구입금액을 입력해 주세요."); + return sc.nextInt(); + } + + // 당첨 번호 입력받기 + public String getWinningNumber() { + System.out.println("당첨 번호를 입력해 주세요."); + if (sc.hasNextLine()) { + sc.nextLine(); // getMoneyInput()의 nextInt() 개행문자를 비워주기 위해 호출 + } + return sc.nextLine(); + } + + // 보너스 번호 입력받기 + public int getBonusNumber() { + System.out.println("보너스 번호를 입력해 주세요."); + return sc.nextInt(); + } +} diff --git a/src/main/java/view/OutputView.java b/src/main/java/view/OutputView.java new file mode 100644 index 00000000..330c6a66 --- /dev/null +++ b/src/main/java/view/OutputView.java @@ -0,0 +1,11 @@ +package view; + +import java.util.List; +import java.util.Map; + +public interface OutputView { + void displayLottoCount(int lottoCount); + void displayLottoNumber(List> lottos); + void displayWinningList(Map matchCountStatistics); + void displayReturn(double rateReturn); +} diff --git a/src/main/java/view/OutputViewImpl.java b/src/main/java/view/OutputViewImpl.java new file mode 100644 index 00000000..637aa6a9 --- /dev/null +++ b/src/main/java/view/OutputViewImpl.java @@ -0,0 +1,39 @@ +package view; + +import java.util.List; +import java.util.Map; + +public class OutputViewImpl implements OutputView { + private static final int THREE_COUNT = 3; + private static final int FOUR_COUNT = 4; + private static final int FIVE_COUNT = 5; + private static final int BONUS_COUNT = 1; + private static final int SIX_COUNT = 6; + + // 구매한 로또 개수 출력 + public void displayLottoCount(int lottoCount) { + System.out.println(lottoCount+"개를 구매했습니다."); + } + + // 구매한 로또 번호 리스트 출력 + public void displayLottoNumber(List> lottos) { + for (List lotto : lottos) { + System.out.println(lotto); + } + } + + // 당첨 통계 출력 + public void displayWinningList(Map matchCountStatistics) { + System.out.println("\n당첨 통계"); + System.out.println("---"); + System.out.println("3개 일치 (5,000원) - "+ matchCountStatistics.get(THREE_COUNT) +"개"); + System.out.println("4개 일치 (50,000원) - "+ matchCountStatistics.get(FOUR_COUNT) +"개"); + System.out.println("5개 일치 (1,500,000원) - "+ matchCountStatistics.get(FIVE_COUNT) +"개"); + System.out.println("5개 일치, 보너스 볼 일치 (30,000,000원) - "+ matchCountStatistics.get(BONUS_COUNT) +"개"); + System.out.println("6개 일치 (2,000,000,000원) - "+ matchCountStatistics.get(SIX_COUNT) +"개"); + } + + public void displayReturn(double rateReturn) { + System.out.println("총 수익률은 "+rateReturn+"%입니다."); + } +} diff --git a/src/test/java/lotto/LottoTest.java b/src/test/java/lotto/LottoTest.java index 0f3af0f6..73ff52d2 100644 --- a/src/test/java/lotto/LottoTest.java +++ b/src/test/java/lotto/LottoTest.java @@ -1,5 +1,6 @@ package lotto; +import model.LottoImpl; import org.junit.jupiter.api.DisplayName; import org.junit.jupiter.api.Test; @@ -11,7 +12,7 @@ class LottoTest { @DisplayName("로또 번호의 개수가 6개가 넘어가면 예외가 발생한다.") @Test void createLottoByOverSize() { - assertThatThrownBy(() -> new Lotto(List.of(1, 2, 3, 4, 5, 6, 7))) + assertThatThrownBy(() -> new LottoImpl(List.of(1, 2, 3, 4, 5, 6, 7))) .isInstanceOf(IllegalArgumentException.class); } @@ -19,7 +20,7 @@ void createLottoByOverSize() { @Test void createLottoByDuplicatedNumber() { // TODO: 이 테스트가 통과할 수 있게 구현 코드 작성 - assertThatThrownBy(() -> new Lotto(List.of(1, 2, 3, 4, 5, 5))) + assertThatThrownBy(() -> new LottoImpl(List.of(1, 2, 3, 4, 5, 5))) .isInstanceOf(IllegalArgumentException.class); }