[페어 매칭 - 스터디] 조승현 미션 제출합니다 :)

docs/README.md

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+- 사전 제공 정보
+* [x] 크루 목록이 담긴 파일을 읽어 리스트에 저장한다.
+* [x] 미션 목록을 리스트에 저장한다.
+* [x] 페어 정보를 관리하는 저장소를 설계한다.
+
+- 페어 매칭
+* [x] 기능의 종류를 출력한다.
+* [x] 기능 중 하나의 입력을 받는다.
+* [x] 과정과 미션을 출력한다.
+* [x] 매칭하고자 하는 과정, 레벨, 미션을 입력 받는다.
+
+* [x] 크루 목록의 순서를 랜덤으로 섞는다.
+* [x] 랜덤으로 섞인 페어 목록에서 페어 매칭을 할 때 앞에서부터 순서대로 두명씩 페어를 맺는다.
+* [x] 홀수인 경우 마지막 남은 크루는 마지막 페어에 포함시킨다.
+* [x] 같은 레벨에서 이미 페어로 만난적이 있는 크루끼리 다시 페어로 매칭 된다면 크루 목록의 순서를 다시 랜덤으로 섞어서 매칭을 시도한다.
+* [x] 3회 시도까지 매칭이 되지 않거나 매칭을 할 수 있는 경우의 수가 없으면 에러 메시지를 출력한다.
+
+* [x] 페어 매칭 결과를 출력한다.
+
+- 페어 조회
+* [x] 과정과 미션을 출력한다.
+* [x] 조회하고자 하는 과정, 레벨, 미션을 입력 받는다.
+
+- 페어 초기화
+* [x] 커맨드를 호출하면 저장된 페어 매칭을 제거한다.
+* [x] 초기화 완료 메시지를 출력한다.
+
+- 종료
+* [x] 종료 커맨드를 입력하면 애플리케이션이 종료된다.

src/main/java/pairmatching/Application.java

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 package pairmatching;
 
+import pairmatching.system.PairApplication;
+
 public class Application {
     public static void main(String[] args) {
         // TODO 구현 진행
+        PairApplication pairApplication = new PairApplication();
+        pairApplication.run();
     }
 }

src/main/java/pairmatching/controller/AbstractController.java

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+package pairmatching.controller;
+
+import pairmatching.outputview.ErrorMessageOutputView;
+import pairmatching.outputview.OutputView;
+
+import java.util.Map;
+
+public abstract class AbstractController implements Controller {
+    private final OutputView outputView = new ErrorMessageOutputView();
+
+    @Override
+    public void process(Map<String, Object> model) {
+        try {
+            doProcess(model);
+        } catch (IllegalArgumentException e) {
+            model.put("errorMessage", e.getMessage());
+            outputView.print(model);
+
+            doProcess(model);
+        }
+    }
+
+    abstract void doProcess(Map<String, Object> model);
+}

src/main/java/pairmatching/controller/Controller.java

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+package pairmatching.controller;
+
+import java.util.Map;
+
+public interface Controller {
+    void process(Map<String, Object> model);
+}

src/main/java/pairmatching/controller/FindPairController.java

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+package pairmatching.controller;
+
+import pairmatching.outputview.OutputView;
+import pairmatching.repository.PairMatchingRepository;
+import pairmatching.vo.PairMatchingInfo;
+
+import java.util.Map;
+
+public class FindPairController extends AbstractController {
+    private final OutputView outputView;
+    private final PairMatchingRepository pairMatchingRepository;
+
+    public FindPairController(OutputView outputView, PairMatchingRepository pairMatchingRepository) {
+        this.outputView = outputView;
+        this.pairMatchingRepository = pairMatchingRepository;
+    }
+
+    @Override
+    public void doProcess(Map<String, Object> model) {
+        PairMatchingInfo pairMatchingInfo = (PairMatchingInfo) model.get("pairMatchingInfo");
+        model.put("matchedPairNames", pairMatchingRepository.findAllNamesByPairMatchingInfo(pairMatchingInfo));
+        outputView.print(model);
+    }
+}

src/main/java/pairmatching/controller/MatchingPairController.java

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+package pairmatching.controller;
+
+import camp.nextstep.edu.missionutils.Randoms;
+import pairmatching.model.Crew;
+import pairmatching.model.Pair;
+import pairmatching.outputview.OutputView;
+import pairmatching.repository.CrewRepository;
+import pairmatching.repository.PairMatchingRepository;
+import pairmatching.system.util.PairsMaker;
+import pairmatching.vo.PairMatchingInfo;
+
+import java.util.List;
+import java.util.Map;
+import java.util.stream.Collectors;
+
+public class MatchingPairController extends AbstractController {
+    public static final String CREW_MATCHING_FAILED_THREE_TIMES_MESSAGE = "크루 매칭이 3회 이상 실패하였습니다.";
+    private final CrewRepository crewRepository;
+    private final PairMatchingRepository pairMatchingRepository;
+    private final PairsMaker pairsMaker;
+    private final OutputView outputView;
+
+    public MatchingPairController(CrewRepository crewRepository, PairMatchingRepository pairMatchingRepository, PairsMaker pairsMaker, OutputView outputView) {
+        this.crewRepository = crewRepository;
+        this.pairMatchingRepository = pairMatchingRepository;
+        this.pairsMaker = pairsMaker;
+        this.outputView = outputView;
+    }
+
+    @Override
+    public void doProcess(Map<String, Object> model) {
+        PairMatchingInfo pairMatchingInfo = (PairMatchingInfo) model.get("pairMatchingInfo");
+        List<Crew> crews = crewRepository.findByCourse(pairMatchingInfo.getCourse());
+        List<Pair> pairs;
+
+        pairs = makePairs(pairMatchingInfo, crews);
+        pairMatchingRepository.save(pairMatchingInfo, pairs);
+
+        model.put("matchedPairNames", pairMatchingRepository.findAllNamesByPairMatchingInfo(pairMatchingInfo));
+        outputView.print(model);
+    }
+
+    private List<Pair> makePairs(PairMatchingInfo pairMatchingInfo, List<Crew> crews) {
+        List<Pair> pairs;
+        int notMatchedCount = 0;
+        do {
+            pairs = pairsMaker.makePairs(getShuffledCrewNames(crews));
+            notMatchedCount++;
+            if (notMatchedCount == 3) {
+                throw new IllegalStateException(CREW_MATCHING_FAILED_THREE_TIMES_MESSAGE);
+            }
+        } while (pairMatchingRepository.hasDuplicatingAtSameLevel(pairMatchingInfo, pairs));
+        return pairs;
+    }
+
+    private List<String> getShuffledCrewNames(List<Crew> crews) {
+        List<String> crewNames = crews.stream()
+                .map(Crew::getName)
+                .collect(Collectors.toList());
+        return Randoms.shuffle(crewNames);
+    }
+}

src/main/java/pairmatching/controller/ReadingCrewsFileController.java

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+package pairmatching.controller;
+
+import pairmatching.model.Course;
+import pairmatching.model.Crew;
+import pairmatching.repository.CrewRepository;
+import pairmatching.system.convertion.NamesToCrewConverter;
+
+import java.io.BufferedReader;
+import java.io.File;
+import java.io.FileReader;
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
+
+public class ReadingCrewsFileController extends AbstractController {
+
+    public static final String BACKEND_CREWS_FILE_DIRECTORY = "src/main/resources/backend-crew.md";
+    public static final String FRONTEND_CREWS_FILE_DIRECTORY = "src/main/resources/frontend-crew.md";
+
+    private final CrewRepository crewRepository;
+
+    public ReadingCrewsFileController(CrewRepository crewRepository) {
+        this.crewRepository = crewRepository;
+    }
+
+    @Override
+    public void doProcess(Map<String, Object> model) {
+        try {
+            List<Crew> backEndCrews = NamesToCrewConverter.convert(readBackEndCrews(), Course.BACKEND);
+            crewRepository.saveAll(backEndCrews);
+
+            List<Crew> frontEndCrews = NamesToCrewConverter.convert(readFrontEndCrews(), Course.FRONTEND);
+            crewRepository.saveAll(frontEndCrews);
+        } catch (IOException e) {
+            throw new IllegalStateException("크루 파일 읽기에 문제가 발생했습니다.");
+        }
+    }
+
+    private static List<String> readBackEndCrews() throws IOException {
+        List<String> crewNames = new ArrayList<>();
+        readFile(crewNames, BACKEND_CREWS_FILE_DIRECTORY);
+        return crewNames;
+    }
+
+    private static List<String> readFrontEndCrews() throws IOException {
+        List<String> crewNames = new ArrayList<>();
+        readFile(crewNames, FRONTEND_CREWS_FILE_DIRECTORY);
+        return crewNames;
+    }
+
+    private static void readFile(List<String> crewNames, String fileDirectory) throws IOException {
+        File file = new File(fileDirectory);
+        FileReader fileReader = new FileReader(file);
+        BufferedReader bufferedReader = new BufferedReader(fileReader);
+        readLine(crewNames, bufferedReader);
+        bufferedReader.close();
+    }
+
+    private static void readLine(List<String> crewNames, BufferedReader bufferedReader) throws IOException {
+        String line = "";
+        while ((line = bufferedReader.readLine()) != null) {
+            crewNames.add(line);
+        }
+    }
+}

src/main/java/pairmatching/controller/ResetPairController.java

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+package pairmatching.controller;
+
+import pairmatching.outputview.OutputView;
+import pairmatching.repository.PairMatchingRepository;
+
+import java.util.Map;
+
+public class ResetPairController extends AbstractController {
+    private final PairMatchingRepository pairMatchingRepository;
+    private final OutputView outputView;
+
+    public ResetPairController(PairMatchingRepository pairMatchingRepository, OutputView outputView) {
+        this.pairMatchingRepository = pairMatchingRepository;
+        this.outputView = outputView;
+    }
+
+    @Override
+    public void doProcess(Map<String, Object> model) {
+        pairMatchingRepository.resetAll();
+        outputView.print(model);
+    }
+}

src/main/java/pairmatching/controller/SavingMissionsController.java

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+package pairmatching.controller;
+
+import pairmatching.model.Level;
+import pairmatching.repository.MissionRepository;
+
+import java.util.Arrays;
+import java.util.List;
+import java.util.Map;
+
+public class SavingMissionsController extends AbstractController {
+    private final MissionRepository missionRepository;
+
+    public SavingMissionsController(MissionRepository missionRepository) {
+        this.missionRepository = missionRepository;
+    }
+
+    @Override
+    public void doProcess(Map<String, Object> model) {
+        saveMissions(getLevelOneMissionNames(), Level.LEVEL1);
+        saveMissions(getLevelTwoMissionNames(), Level.LEVEL2);
+        saveMissions(getLevelFiveMissionNames(), Level.LEVEL4);
+    }
+
+    private static List<String> getLevelFiveMissionNames() {
+        return Arrays.asList("성능개선", "배포");
+    }
+
+    private static List<String> getLevelTwoMissionNames() {
+        return Arrays.asList("장바구니", "결제", "지하철노선도");
+    }
+
+    private static List<String> getLevelOneMissionNames() {
+        return Arrays.asList("자동차경주", "로또", "숫자야구게임");
+    }
+
+    private void saveMissions(List<String> missionNames, Level level) {
+        missionRepository.saveAllNamesWithLevel(missionNames, level);
+    }
+}

src/main/java/pairmatching/controller/SelectingFeatureController.java

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+package pairmatching.controller;
+
+import pairmatching.inputview.InputView;
+import pairmatching.outputview.OutputView;
+import pairmatching.vo.FeatureCommand;
+
+import java.util.Map;
+
+public class SelectingFeatureController extends AbstractController {
+    private final OutputView outputView;
+    private final InputView<FeatureCommand> inputView;
+
+    public SelectingFeatureController(OutputView outputView, InputView<FeatureCommand> inputView) {
+        this.outputView = outputView;
+        this.inputView = inputView;
+    }
+
+    @Override
+    public void doProcess(Map<String, Object> model) {
+        outputView.print(model);
+        model.put("featureCommand", inputView.getInput(model));
+    }
+}

src/main/java/pairmatching/controller/SelectingMissionController.java

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+package pairmatching.controller;
+
+import pairmatching.inputview.InputView;
+import pairmatching.model.Course;
+import pairmatching.model.Level;
+import pairmatching.outputview.OutputView;
+import pairmatching.repository.MissionRepository;
+import pairmatching.vo.PairMatchingInfo;
+
+import java.util.Map;
+
+public class SelectingMissionController extends AbstractController {
+    private final OutputView outputView;
+    private final InputView<PairMatchingInfo> inputView;
+    private final MissionRepository missionRepository;
+
+    public SelectingMissionController(OutputView outputView, InputView<PairMatchingInfo> inputView, MissionRepository missionRepository) {
+        this.outputView = outputView;
+        this.inputView = inputView;
+        this.missionRepository = missionRepository;
+    }
+
+    @Override
+    public void doProcess(Map<String, Object> model) {
+        printMessage(model);
+        readInputIntoModel(model);
+    }
+
+    private void readInputIntoModel(Map<String, Object> model) {
+        putAllMissionsToModel(model);
+        model.put("pairMatchingInfo", inputView.getInput(model));
+    }
+
+    private void printMessage(Map<String, Object> model) {
+        putCoursesNameToModel(model);
+        putMissionNamesToModel(model);
+        outputView.print(model);
+    }
+
+    private Object putAllMissionsToModel(Map<String, Object> model) {
+        return model.put("missions", missionRepository.findAll());
+    }
+
+    private static Object putCoursesNameToModel(Map<String, Object> model) {
+        return model.put("courses", Course.getCourseNames());
+    }
+
+    private void putMissionNamesToModel(Map<String, Object> model) {
+        model.put("level1Missions", missionRepository.findAllNamesByLevel(Level.LEVEL1));
+        model.put("level2Missions", missionRepository.findAllNamesByLevel(Level.LEVEL2));
+        model.put("level3Missions", missionRepository.findAllNamesByLevel(Level.LEVEL3));
+        model.put("level4Missions", missionRepository.findAllNamesByLevel(Level.LEVEL4));
+        model.put("level5Missions", missionRepository.findAllNamesByLevel(Level.LEVEL5));
+    }
+
+
+}

src/main/java/pairmatching/inputview/GettingFeatureCommandInputView.java

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+package pairmatching.inputview;
+
+import camp.nextstep.edu.missionutils.Console;
+import pairmatching.system.convertion.StringToFeatureCommandConverter;
+import pairmatching.vo.FeatureCommand;
+
+import java.util.Map;
+
+public class GettingFeatureCommandInputView implements InputView<FeatureCommand> {
+    @Override
+    public FeatureCommand getInput(Map<String, Object> model) {
+        String input = readInput();
+        return StringToFeatureCommandConverter.convert(input);
+    }
+
+    protected static String readInput() {
+        return Console.readLine();
+    }
+}