package com.kamco.cd.kamcoback.trainingdata;

import com.kamco.cd.kamcoback.code.dto.CommonCodeDto;
import com.kamco.cd.kamcoback.config.api.ApiResponseDto;
import com.kamco.cd.kamcoback.config.api.ApiResponseDto.ResponseObj;
import com.kamco.cd.kamcoback.trainingdata.dto.TrainingDataReviewDto;
import com.kamco.cd.kamcoback.trainingdata.dto.TrainingDataReviewDto.ReviewGeometryInfo;
import com.kamco.cd.kamcoback.trainingdata.dto.TrainingDataReviewDto.ReviewListDto;
import com.kamco.cd.kamcoback.trainingdata.service.TrainingDataReviewService;
import io.swagger.v3.oas.annotations.Hidden;
import io.swagger.v3.oas.annotations.Operation;
import io.swagger.v3.oas.annotations.Parameter;
import io.swagger.v3.oas.annotations.media.Content;
import io.swagger.v3.oas.annotations.media.Schema;
import io.swagger.v3.oas.annotations.responses.ApiResponse;
import io.swagger.v3.oas.annotations.responses.ApiResponses;
import io.swagger.v3.oas.annotations.tags.Tag;
import lombok.RequiredArgsConstructor;
import org.springframework.data.domain.Page;
import org.springframework.web.bind.annotation.GetMapping;
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.RequestParam;
import org.springframework.web.bind.annotation.RestController;

@Tag(name = "라벨링 툴 > 검수자", description = "라벨링 툴 > 검수자 API")
@RestController
@RequiredArgsConstructor
@RequestMapping("/api/training-data/review")
public class TrainingDataReviewApiController {

  private final TrainingDataReviewService trainingDataReviewService;

  @Operation(summary = "목록 조회", description = "검수 할당 목록 조회")
  @ApiResponses(
      value = {
        @ApiResponse(
            responseCode = "200",
            description = "조회 성공",
            content =
                @Content(
                    mediaType = "application/json",
                    schema = @Schema(implementation = CommonCodeDto.Basic.class))),
        @ApiResponse(responseCode = "404", description = "코드를 찾을 수 없음", content = @Content),
        @ApiResponse(responseCode = "500", description = "서버 오류", content = @Content)
      })
  @GetMapping
  public ApiResponseDto<Page<ReviewListDto>> findReviewAssignedList(
      @RequestParam(defaultValue = "0") int page,
      @RequestParam(defaultValue = "20") int size,
      @RequestParam(defaultValue = "01022223333") String userId) {
    TrainingDataReviewDto.searchReq searchReq = new TrainingDataReviewDto.searchReq(page, size, "");
    return ApiResponseDto.ok(trainingDataReviewService.findReviewAssignedList(searchReq, userId));
  }

  @Hidden
  @Operation(summary = "상세 Geometry 조회", description = "검수 할당 상세 Geometry 조회")
  @ApiResponses(
      value = {
        @ApiResponse(
            responseCode = "200",
            description = "조회 성공",
            content =
                @Content(
                    mediaType = "application/json",
                    schema = @Schema(implementation = CommonCodeDto.Basic.class))),
        @ApiResponse(responseCode = "404", description = "코드를 찾을 수 없음", content = @Content),
        @ApiResponse(responseCode = "500", description = "서버 오류", content = @Content)
      })
  @GetMapping("/geom-info")
  public ApiResponseDto<ReviewGeometryInfo> findReviewAssignedGeom(
      @RequestParam(defaultValue = "4f9ebc8b-6635-4177-b42f-7efc9c7b4c02") String operatorUid) {
    return ApiResponseDto.ok(trainingDataReviewService.findReviewAssignedGeom(operatorUid));
  }

  @Operation(summary = "검수 결과 저장", description = "검수 결과 저장")
  @ApiResponses(
      value = {
        @ApiResponse(
            responseCode = "200",
            description = "조회 성공",
            content =
                @Content(
                    mediaType = "application/json",
                    schema = @Schema(implementation = CommonCodeDto.Basic.class))),
        @ApiResponse(responseCode = "404", description = "코드를 찾을 수 없음", content = @Content),
        @ApiResponse(responseCode = "500", description = "서버 오류", content = @Content)
      })
  @PostMapping
  public ApiResponseDto<ResponseObj> saveReviewFeature(
      @RequestBody TrainingDataReviewDto.GeoFeatureRequest request) {
    return ApiResponseDto.okObject(trainingDataReviewService.saveReviewFeature(request));
  }

  @Operation(summary = "작업 통계 조회", description = "검수자의 작업 현황 통계를 조회합니다. (전체/미작업/Today 건수)")
  @ApiResponses(
      value = {
        @ApiResponse(
            responseCode = "200",
            description = "조회 성공",
            content =
                @Content(
                    mediaType = "application/json",
                    schema = @Schema(implementation = TrainingDataReviewDto.SummaryRes.class))),
        @ApiResponse(responseCode = "400", description = "잘못된 요청", content = @Content),
        @ApiResponse(responseCode = "500", description = "서버 오류", content = @Content)
      })
  @GetMapping("/summary")
  public ApiResponseDto<TrainingDataReviewDto.SummaryRes> getSummary(
      @io.swagger.v3.oas.annotations.Parameter(
              description = "검수자 사번",
              required = true,
              example = "01022223333")
          @RequestParam
          String userId) {
    try {
      System.out.println("[Controller] getSummary called with userId: " + userId);
      TrainingDataReviewDto.SummaryRes result = trainingDataReviewService.getSummary(userId);
      System.out.println("[Controller] getSummary result: " + result);
      return ApiResponseDto.ok(result);
    } catch (Exception e) {
      System.err.println("[Controller] getSummary ERROR: " + e.getMessage());
      e.printStackTrace();
      // 예외 발생 시에도 빈 통계 반환
      return ApiResponseDto.ok(
          TrainingDataReviewDto.SummaryRes.builder()
              .totalCnt(0L)
              .undoneCnt(0L)
              .todayCnt(0L)
              .build());
    }
  }

  @Operation(summary = "변화탐지정보 및 실태조사결과 조회", description = "선택한 작업의 변화탐지정보 및 실태조사결과를 조회합니다.")
  @ApiResponses(
      value = {
        @ApiResponse(
            responseCode = "200",
            description = "조회 성공",
            content =
                @Content(
                    mediaType = "application/json",
                    schema = @Schema(implementation = TrainingDataReviewDto.DetailRes.class))),
        @ApiResponse(responseCode = "400", description = "잘못된 요청", content = @Content),
        @ApiResponse(responseCode = "404", description = "데이터를 찾을 수 없음", content = @Content),
        @ApiResponse(responseCode = "500", description = "서버 오류", content = @Content)
      })
  @GetMapping("/detail")
  public ApiResponseDto<TrainingDataReviewDto.DetailRes> getDetail(
      @io.swagger.v3.oas.annotations.Parameter(
              description = "검수 작업 ID (UUID)",
              required = true,
              example = "93c56be8-0246-4b22-b976-2476549733cc")
          @RequestParam
          java.util.UUID operatorUid) {
    return ApiResponseDto.ok(trainingDataReviewService.getDetail(operatorUid));
  }

  @Operation(summary = "검수자 목록 기본정보제공", description = "검수자 목록 기본정보제공")
  @ApiResponses(
      value = {
        @ApiResponse(
            responseCode = "200",
            description = "조회 성공",
            content =
                @Content(
                    mediaType = "application/json",
                    schema = @Schema(implementation = TrainingDataReviewDto.DetailRes.class))),
        @ApiResponse(responseCode = "400", description = "잘못된 요청", content = @Content),
        @ApiResponse(responseCode = "404", description = "데이터를 찾을 수 없음", content = @Content),
        @ApiResponse(responseCode = "500", description = "서버 오류", content = @Content)
      })
  @GetMapping("/default-page")
  public ApiResponseDto<TrainingDataReviewDto.DefaultPaging> getDefaultPagingNumber(
      @Parameter(description = "사번", example = "01022223333") @RequestParam String userId,
      @Parameter(description = "페이징 사이즈", example = "20") @RequestParam(defaultValue = "20")
          Integer size,
      @Parameter(description = "개별 UUID", example = "79bcdbbe-6ed4-4caa-b4a4-22f3cf2f9d25")
          @RequestParam(required = false)
          String operatorUid) {
    return ApiResponseDto.ok(
        trainingDataReviewService.getDefaultPagingNumber(userId, size, operatorUid));
  }

  @Operation(
      summary = "새로운 polygon(들) 추가 저장",
      description = "탐지결과 외 새로운 polygon을 추가로 저장합니다. 단일 또는 여러 개를 저장할 수 있습니다.")
  @ApiResponses(
      value = {
        @ApiResponse(
            responseCode = "200",
            description = "저장 성공",
            content =
                @Content(
                    mediaType = "application/json",
                    schema = @Schema(implementation = ResponseObj.class))),
        @ApiResponse(responseCode = "400", description = "잘못된 요청", content = @Content),
        @ApiResponse(responseCode = "500", description = "서버 오류", content = @Content)
      })
  @PostMapping("/new-polygon")
  public ApiResponseDto<ResponseObj> saveNewPolygon(
      @io.swagger.v3.oas.annotations.parameters.RequestBody(
              description = "새로운 polygon 저장 요청",
              required = true,
              content =
                  @Content(
                      mediaType = "application/json",
                      schema =
                          @Schema(implementation = TrainingDataReviewDto.NewPolygonRequest.class),
                      examples = {
                        @io.swagger.v3.oas.annotations.media.ExampleObject(
                            name = "1개 polygon 저장",
                            value =
                                """
                {
                  "operatorUid": "93c56be8-0246-4b22-b976-2476549733cc",
                  "analUid": 53,
                  "mapSheetNum": "35905086",
                  "compareYyyy": 2023,
                  "targetYyyy": 2024,
                  "features": [
                    {
                      "type": "Feature",
                      "geometry": {
                        "type": "Polygon",
                        "coordinates": [
                          [
                            [126.663, 34.588],
                            [126.662, 34.587],
                            [126.664, 34.589],
                            [126.663, 34.588]
                          ]
                        ]
                      },
                      "properties": {
                        "beforeClass": "WASTE",
                        "afterClass": "LAND"
                      }
                    }
                  ]
                }
                """),
                        @io.swagger.v3.oas.annotations.media.ExampleObject(
                            name = "3개 polygon 저장",
                            value =
                                """
                {
                  "operatorUid": "93c56be8-0246-4b22-b976-2476549733cc",
                  "analUid": 53,
                  "mapSheetNum": "35905086",
                  "compareYyyy": 2023,
                  "targetYyyy": 2024,
                  "features": [
                    {
                      "type": "Feature",
                      "geometry": {
                        "type": "Polygon",
                        "coordinates": [
                          [
                            [126.663, 34.588],
                            [126.662, 34.587],
                            [126.664, 34.589],
                            [126.663, 34.588]
                          ]
                        ]
                      },
                      "properties": {
                        "beforeClass": "WASTE",
                        "afterClass": "LAND"
                      }
                    },
                    {
                      "type": "Feature",
                      "geometry": {
                        "type": "Polygon",
                        "coordinates": [
                          [
                            [126.665, 34.590],
                            [126.664, 34.589],
                            [126.666, 34.591],
                            [126.665, 34.590]
                          ]
                        ]
                      },
                      "properties": {
                        "beforeClass": "FOREST",
                        "afterClass": "BUILDING"
                      }
                    },
                    {
                      "type": "Feature",
                      "geometry": {
                        "type": "Polygon",
                        "coordinates": [
                          [
                            [126.667, 34.592],
                            [126.666, 34.591],
                            [126.668, 34.593],
                            [126.667, 34.592]
                          ]
                        ]
                      },
                      "properties": {
                        "beforeClass": "FARMLAND",
                        "afterClass": "SOLAR_PANEL"
                      }
                    }
                  ]
                }
                """)
                      }))
          @RequestBody
          TrainingDataReviewDto.NewPolygonRequest request) {
    return ApiResponseDto.okObject(trainingDataReviewService.saveNewPolygon(request));
  }

  @Operation(summary = "COG 이미지 URL 조회", description = "변화 전/후 COG 이미지 URL을 함께 조회합니다")
  @ApiResponses(
      value = {
        @ApiResponse(
            responseCode = "200",
            description = "조회 성공",
            content =
                @Content(
                    mediaType = "application/json",
                    schema =
                        @Schema(implementation = TrainingDataReviewDto.CogImageResponse.class))),
        @ApiResponse(responseCode = "404", description = "이미지를 찾을 수 없음", content = @Content),
        @ApiResponse(responseCode = "500", description = "서버 오류", content = @Content)
      })
  @GetMapping("/cog-image")
  public ApiResponseDto<TrainingDataReviewDto.CogImageResponse> getCogImageUrl(
      @Parameter(description = "도엽번호", required = true, example = "35905086") @RequestParam
          String mapSheetNum,
      @Parameter(description = "변화 전 년도", required = true, example = "2023") @RequestParam
          Integer beforeYear,
      @Parameter(description = "변화 후 년도", required = true, example = "2024") @RequestParam
          Integer afterYear) {
    return ApiResponseDto.ok(
        trainingDataReviewService.getCogImageUrl(mapSheetNum, beforeYear, afterYear));
  }
}