Implement create match between two members for a match cycle

src/main/java/org/patinanetwork/patchats/api/match/AdminMatchController.java

@@ -0,0 +1,31 @@
+package org.patinanetwork.patchats.api.match;
+
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.tags.Tag;
+import jakarta.validation.Valid;
+import lombok.RequiredArgsConstructor;
+import org.patinanetwork.patchats.api.match.dto.match.AdminMatchResponse;
+import org.patinanetwork.patchats.api.match.dto.match.CreateMatchRequest;
+import org.patinanetwork.patchats.common.dto.ApiResponder;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+@RestController
+@RequestMapping("/api/admin/matches")
+@Tag(name = "Admin Matches")
+@RequiredArgsConstructor
+public class AdminMatchController {
+
+    private final MatchService matchService;
+
+    @Operation(summary = "Create a match between two members for a match cycle")
+    @PostMapping
+    public ResponseEntity<ApiResponder<AdminMatchResponse>> createMatch(
+            @Valid @RequestBody final CreateMatchRequest request) {
+        final AdminMatchResponse response = matchService.createMatch(request);
+        return ResponseEntity.ok(ApiResponder.success("Match created successfully", response));
+    }
+}

src/main/java/org/patinanetwork/patchats/api/match/MatchService.java

@@ -0,0 +1,48 @@
+package org.patinanetwork.patchats.api.match;
+
+import java.time.ZoneOffset;
+import java.time.format.DateTimeFormatter;
+import java.util.UUID;
+import lombok.RequiredArgsConstructor;
+import org.patinanetwork.patchats.api.match.db.models.Match;
+import org.patinanetwork.patchats.api.match.db.models.MatchCycle;
+import org.patinanetwork.patchats.api.match.db.repos.MatchCycleRepo;
+import org.patinanetwork.patchats.api.match.db.repos.MatchRepo;
+import org.patinanetwork.patchats.api.match.dto.match.AdminMatchResponse;
+import org.patinanetwork.patchats.api.match.dto.match.CreateMatchRequest;
+import org.patinanetwork.patchats.common.web.exception.MatchCycleNotFoundException;
+import org.springframework.stereotype.Service;
+
+@Service
+@RequiredArgsConstructor
+public class MatchService {
+
+    private static final String DEFAULT_MATCH_STATUS = "PENDING";
+    private static final DateTimeFormatter MONTH_FORMATTER = DateTimeFormatter.ofPattern("yyyy-MM");
+
+    private final MatchRepo matchRepo;
+    private final MatchCycleRepo matchCycleRepo;
+
+    public AdminMatchResponse createMatch(CreateMatchRequest request) {
+        MatchCycle cycle = matchCycleRepo
+                .getMatchCycleById(request.matchCycleId())
+                .orElseThrow(() -> new MatchCycleNotFoundException(request.matchCycleId()));
+
+        Match match = Match.builder()
+                .id(UUID.randomUUID())
+                .memberAId(request.memberAId())
+                .memberBId(request.memberBId())
+                .matchCycleId(request.matchCycleId())
+                .matchScore(request.matchScore())
+                .status(request.status() == null ? DEFAULT_MATCH_STATUS : request.status())
+                .build();
+
+        Match createdMatch = matchRepo.createMatch(match);
+        return AdminMatchResponse.from(createdMatch, deriveMonth(cycle));
+    }
+
+    /** Derives the "YYYY-MM" month label for a match from its cycle's run time (UTC). */
+    private String deriveMonth(final MatchCycle cycle) {
+        return MONTH_FORMATTER.format(cycle.getRunAt().atZone(ZoneOffset.UTC));
+    }
+}

src/main/java/org/patinanetwork/patchats/api/match/dto/match/AdminMatchResponse.java

@@ -0,0 +1,54 @@
+package org.patinanetwork.patchats.api.match.dto.match;
+
+import io.swagger.v3.oas.annotations.media.Schema;
+import java.time.Instant;
+import java.util.UUID;
+import lombok.Builder;
+import lombok.EqualsAndHashCode;
+import lombok.Getter;
+import lombok.ToString;
+import org.patinanetwork.patchats.api.match.db.models.Match;
+
+@Getter
+@Builder
+@ToString
+@EqualsAndHashCode
+public class AdminMatchResponse {
+
+    @Schema(requiredMode = Schema.RequiredMode.REQUIRED)
+    private final UUID matchId;
+
+    @Schema(requiredMode = Schema.RequiredMode.REQUIRED)
+    private final UUID memberAId;
+
+    @Schema(requiredMode = Schema.RequiredMode.REQUIRED)
+    private final UUID memberBId;
+
+    @Schema(requiredMode = Schema.RequiredMode.REQUIRED)
+    private final Integer matchCycleId;
+
+    @Schema(requiredMode = Schema.RequiredMode.REQUIRED)
+    private final String month;
+
+    @Schema(requiredMode = Schema.RequiredMode.REQUIRED)
+    private final String status;
+
+    @Schema(requiredMode = Schema.RequiredMode.REQUIRED, nullable = true)
+    private final Double matchScore;
+
+    @Schema(requiredMode = Schema.RequiredMode.REQUIRED)
+    private final Instant createdAt;
+
+    public static AdminMatchResponse from(final Match match, final String month) {
+        return AdminMatchResponse.builder()
+                .matchId(match.getId())
+                .memberAId(match.getMemberAId())
+                .memberBId(match.getMemberBId())
+                .matchCycleId(match.getMatchCycleId())
+                .month(month)
+                .status(match.getStatus())
+                .matchScore(match.getMatchScore())
+                .createdAt(match.getCreatedAt())
+                .build();
+    }
+}

src/main/java/org/patinanetwork/patchats/api/match/dto/match/CreateMatchRequest.java

@@ -0,0 +1,11 @@
+package org.patinanetwork.patchats.api.match.dto.match;
+
+import jakarta.validation.constraints.NotNull;
+import java.util.UUID;
+
+public record CreateMatchRequest(
+        @NotNull UUID memberAId,
+        @NotNull UUID memberBId,
+        @NotNull Integer matchCycleId,
+        Double matchScore,
+        String status) {}

src/main/java/org/patinanetwork/patchats/common/web/ApiExceptionHandler.java

@@ -8,6 +8,7 @@
 import org.patinanetwork.patchats.common.web.exception.EmailNotFoundException;
 import org.patinanetwork.patchats.common.web.exception.EmailNotResendableException;
 import org.patinanetwork.patchats.common.web.exception.EmailTemplateNotFoundException;
+import org.patinanetwork.patchats.common.web.exception.MatchCycleNotFoundException;
 import org.patinanetwork.patchats.common.web.exception.MemberDuplicateException;
 import org.patinanetwork.patchats.common.web.exception.MemberNotFoundException;
 import org.patinanetwork.patchats.common.web.exception.ValidationException;
@@ -24,73 +25,78 @@
 @RestControllerAdvice
 public class ApiExceptionHandler {
 
-    @ExceptionHandler(MethodArgumentNotValidException.class)
-    public ResponseEntity<ApiResponder<Void>> handleValidation(final MethodArgumentNotValidException ex) {
-        final String details = ex.getBindingResult().getFieldErrors().stream()
-                .map(this::formatError)
-                .collect(Collectors.joining("; "));
-        final String message = details.isBlank() ? "Validation failed" : details;
-        return ResponseEntity.badRequest().body(ApiResponder.failure(message));
-    }
-
-    @ExceptionHandler(MethodArgumentTypeMismatchException.class)
-    public ResponseEntity<ApiResponder<Void>> handleParameterTypeMismatch(
-            final MethodArgumentTypeMismatchException ex) {
-        final String message = "Invalid value for query parameter '" + ex.getName() + "'";
-        return ResponseEntity.badRequest().body(ApiResponder.failure(message));
-    }
-
-    @ExceptionHandler(HandlerMethodValidationException.class)
-    public ResponseEntity<ApiResponder<Void>> handleParameterValidation(final HandlerMethodValidationException ex) {
-        return ResponseEntity.badRequest().body(ApiResponder.failure("Invalid query parameters"));
-    }
-
-    @ExceptionHandler(MemberNotFoundException.class)
-    public ResponseEntity<ApiResponder<Void>> handleMemberNotFound(final MemberNotFoundException ex) {
-        return ResponseEntity.status(HttpStatus.NOT_FOUND).body(ApiResponder.failure(ex.getMessage()));
-    }
-
-    @ExceptionHandler(MemberDuplicateException.class)
-    public ResponseEntity<ApiResponder<Void>> handleMemberDuplicate(final MemberDuplicateException ex) {
-        return ResponseEntity.status(HttpStatus.CONFLICT).body(ApiResponder.failure(ex.getMessage()));
-    }
-
-    @ExceptionHandler(EmailTemplateNotFoundException.class)
-    public ResponseEntity<ApiResponder<Void>> handleEmailTemplateNotFound(final EmailTemplateNotFoundException ex) {
-        return ResponseEntity.badRequest().body(ApiResponder.failure(ex.getMessage()));
-    }
-
-    @ExceptionHandler(EmailNotFoundException.class)
-    public ResponseEntity<ApiResponder<Void>> handleEmailNotFound(final EmailNotFoundException ex) {
-        return ResponseEntity.status(HttpStatus.NOT_FOUND).body(ApiResponder.failure(ex.getMessage()));
-    }
-
-    @ExceptionHandler(EmailNotResendableException.class)
-    public ResponseEntity<ApiResponder<Void>> handleEmailNotResendable(final EmailNotResendableException ex) {
-        return ResponseEntity.status(HttpStatus.CONFLICT).body(ApiResponder.failure(ex.getMessage()));
-    }
-
-    @ExceptionHandler(ValidationException.class)
-    public ResponseEntity<ApiResponder<Void>> handleValidation(ValidationException ex) {
-        return ResponseEntity.badRequest().body(ApiResponder.failure(ex.getMessage()));
-    }
-
-    @ExceptionHandler(InvalidMagicLinkException.class)
-    public ResponseEntity<ApiResponder<Void>> handleInvalidMagicLink(final InvalidMagicLinkException ex) {
-        return ResponseEntity.badRequest().body(ApiResponder.failure(ex.getMessage()));
-    }
-
-    @ExceptionHandler(UnregisteredEmailException.class)
-    public ResponseEntity<ApiResponder<Void>> handleUnregisteredEmail(final UnregisteredEmailException ex) {
-        return ResponseEntity.status(HttpStatus.NOT_FOUND).body(ApiResponder.failure(ex.getMessage()));
-    }
-
-    @ExceptionHandler(TooManyLinkRequestsException.class)
-    public ResponseEntity<ApiResponder<Void>> handleTooManyLinkRequests(final TooManyLinkRequestsException ex) {
-        return ResponseEntity.status(HttpStatus.TOO_MANY_REQUESTS).body(ApiResponder.failure(ex.getMessage()));
-    }
-
-    private String formatError(final FieldError error) {
-        return error.getField() + " " + error.getDefaultMessage();
-    }
+  @ExceptionHandler(MethodArgumentNotValidException.class)
+  public ResponseEntity<ApiResponder<Void>> handleValidation(final MethodArgumentNotValidException ex) {
+    final String details = ex.getBindingResult().getFieldErrors().stream()
+        .map(this::formatError)
+        .collect(Collectors.joining("; "));
+    final String message = details.isBlank() ? "Validation failed" : details;
+    return ResponseEntity.badRequest().body(ApiResponder.failure(message));
+  }
+
+  @ExceptionHandler(MethodArgumentTypeMismatchException.class)
+  public ResponseEntity<ApiResponder<Void>> handleParameterTypeMismatch(
+      final MethodArgumentTypeMismatchException ex) {
+    final String message = "Invalid value for query parameter '" + ex.getName() + "'";
+    return ResponseEntity.badRequest().body(ApiResponder.failure(message));
+  }
+
+  @ExceptionHandler(HandlerMethodValidationException.class)
+  public ResponseEntity<ApiResponder<Void>> handleParameterValidation(final HandlerMethodValidationException ex) {
+    return ResponseEntity.badRequest().body(ApiResponder.failure("Invalid query parameters"));
+  }
+
+  @ExceptionHandler(MemberNotFoundException.class)
+  public ResponseEntity<ApiResponder<Void>> handleMemberNotFound(final MemberNotFoundException ex) {
+    return ResponseEntity.status(HttpStatus.NOT_FOUND).body(ApiResponder.failure(ex.getMessage()));
+  }
+
+  @ExceptionHandler(MemberDuplicateException.class)
+  public ResponseEntity<ApiResponder<Void>> handleMemberDuplicate(final MemberDuplicateException ex) {
+    return ResponseEntity.status(HttpStatus.CONFLICT).body(ApiResponder.failure(ex.getMessage()));
+  }
+
+  @ExceptionHandler(EmailTemplateNotFoundException.class)
+  public ResponseEntity<ApiResponder<Void>> handleEmailTemplateNotFound(final EmailTemplateNotFoundException ex) {
+    return ResponseEntity.badRequest().body(ApiResponder.failure(ex.getMessage()));
+  }
+
+  @ExceptionHandler(EmailNotFoundException.class)
+  public ResponseEntity<ApiResponder<Void>> handleEmailNotFound(final EmailNotFoundException ex) {
+    return ResponseEntity.status(HttpStatus.NOT_FOUND).body(ApiResponder.failure(ex.getMessage()));
+  }
+
+  @ExceptionHandler(EmailNotResendableException.class)
+  public ResponseEntity<ApiResponder<Void>> handleEmailNotResendable(final EmailNotResendableException ex) {
+    return ResponseEntity.status(HttpStatus.CONFLICT).body(ApiResponder.failure(ex.getMessage()));
+  }
+
+  @ExceptionHandler(ValidationException.class)
+  public ResponseEntity<ApiResponder<Void>> handleValidation(ValidationException ex) {
+    return ResponseEntity.badRequest().body(ApiResponder.failure(ex.getMessage()));
+  }
+
+  @ExceptionHandler(InvalidMagicLinkException.class)
+  public ResponseEntity<ApiResponder<Void>> handleInvalidMagicLink(final InvalidMagicLinkException ex) {
+    return ResponseEntity.badRequest().body(ApiResponder.failure(ex.getMessage()));
+  }
+
+  @ExceptionHandler(UnregisteredEmailException.class)
+  public ResponseEntity<ApiResponder<Void>> handleUnregisteredEmail(final UnregisteredEmailException ex) {
+    return ResponseEntity.status(HttpStatus.NOT_FOUND).body(ApiResponder.failure(ex.getMessage()));
+  }
+
+  @ExceptionHandler(TooManyLinkRequestsException.class)
+  public ResponseEntity<ApiResponder<Void>> handleTooManyLinkRequests(final TooManyLinkRequestsException ex) {
+    return ResponseEntity.status(HttpStatus.TOO_MANY_REQUESTS).body(ApiResponder.failure(ex.getMessage()));
+  }
+
+  @ExceptionHandler(MatchCycleNotFoundException.class)
+  public ResponseEntity<ApiResponder<Void>> handleMatchCycleNotFound(final MatchCycleNotFoundException ex) {
+    return ResponseEntity.status(HttpStatus.NOT_FOUND).body(ApiResponder.failure(ex.getMessage()));
+  }
+
+  private String formatError(final FieldError error) {
+    return error.getField() + " " + error.getDefaultMessage();
+  }
 }

src/main/java/org/patinanetwork/patchats/common/web/exception/MatchCycleNotFoundException.java

@@ -0,0 +1,7 @@
+package org.patinanetwork.patchats.common.web.exception;
+
+public class MatchCycleNotFoundException extends RuntimeException {
+    public MatchCycleNotFoundException(Integer id) {
+        super("Match Cycle with ID " + id + " not found");
+    }
+}