import { Response } from "express";
import { screenManagementService } from "../services/screenManagementService";
import { AuthenticatedRequest } from "../types/auth";

// 화면 목록 조회
export const getScreens = async (req: AuthenticatedRequest, res: Response) => {
  try {
    const { companyCode } = req.user as any;
    const screens = await screenManagementService.getScreens(companyCode);
    res.json({ success: true, data: screens });
  } catch (error) {
    console.error("화면 목록 조회 실패:", error);
    res
      .status(500)
      .json({ success: false, message: "화면 목록 조회에 실패했습니다." });
  }
};

// 단일 화면 조회
export const getScreen = async (
  req: AuthenticatedRequest,
  res: Response
): Promise<void> => {
  try {
    const { id } = req.params;
    const { companyCode } = req.user as any;
    const screen = await screenManagementService.getScreen(
      parseInt(id),
      companyCode
    );

    if (!screen) {
      res.status(404).json({
        success: false,
        message: "화면을 찾을 수 없습니다.",
      });
      return;
    }

    res.json({ success: true, data: screen });
  } catch (error) {
    console.error("화면 조회 실패:", error);
    res
      .status(500)
      .json({ success: false, message: "화면 조회에 실패했습니다." });
  }
};

// 화면 생성
export const createScreen = async (
  req: AuthenticatedRequest,
  res: Response
) => {
  try {
    const { companyCode } = req.user as any;
    const screenData = { ...req.body, companyCode };
    const newScreen = await screenManagementService.createScreen(
      screenData,
      companyCode
    );
    res.status(201).json({ success: true, data: newScreen });
  } catch (error) {
    console.error("화면 생성 실패:", error);
    res
      .status(500)
      .json({ success: false, message: "화면 생성에 실패했습니다." });
  }
};

// 화면 수정
export const updateScreen = async (
  req: AuthenticatedRequest,
  res: Response
) => {
  try {
    const { id } = req.params;
    const { companyCode } = req.user as any;
    const updateData = { ...req.body, companyCode };
    const updatedScreen = await screenManagementService.updateScreen(
      parseInt(id),
      updateData,
      companyCode
    );
    res.json({ success: true, data: updatedScreen });
  } catch (error) {
    console.error("화면 수정 실패:", error);
    res
      .status(500)
      .json({ success: false, message: "화면 수정에 실패했습니다." });
  }
};

// 화면 삭제
export const deleteScreen = async (
  req: AuthenticatedRequest,
  res: Response
) => {
  try {
    const { id } = req.params;
    const { companyCode } = req.user as any;
    await screenManagementService.deleteScreen(parseInt(id), companyCode);
    res.json({ success: true, message: "화면이 삭제되었습니다." });
  } catch (error) {
    console.error("화면 삭제 실패:", error);
    res
      .status(500)
      .json({ success: false, message: "화면 삭제에 실패했습니다." });
  }
};

// 테이블 목록 조회
export const getTables = async (req: AuthenticatedRequest, res: Response) => {
  try {
    const { companyCode } = req.user as any;
    const tables = await screenManagementService.getTables(companyCode);
    res.json({ success: true, data: tables });
  } catch (error) {
    console.error("테이블 목록 조회 실패:", error);
    res
      .status(500)
      .json({ success: false, message: "테이블 목록 조회에 실패했습니다." });
  }
};

// 테이블 컬럼 정보 조회
export const getTableColumns = async (
  req: AuthenticatedRequest,
  res: Response
) => {
  try {
    const { tableName } = req.params;
    const { companyCode } = req.user as any;
    const columns = await screenManagementService.getTableColumns(
      tableName,
      companyCode
    );
    res.json({ success: true, data: columns });
  } catch (error) {
    console.error("테이블 컬럼 조회 실패:", error);
    res
      .status(500)
      .json({ success: false, message: "테이블 컬럼 조회에 실패했습니다." });
  }
};

// 레이아웃 저장
export const saveLayout = async (req: AuthenticatedRequest, res: Response) => {
  try {
    const { screenId } = req.params;
    const { companyCode } = req.user as any;
    const layoutData = req.body;
    const savedLayout = await screenManagementService.saveLayout(
      parseInt(screenId),
      layoutData,
      companyCode
    );
    res.json({ success: true, data: savedLayout });
  } catch (error) {
    console.error("레이아웃 저장 실패:", error);
    res
      .status(500)
      .json({ success: false, message: "레이아웃 저장에 실패했습니다." });
  }
};

// 레이아웃 조회
export const getLayout = async (req: AuthenticatedRequest, res: Response) => {
  try {
    const { screenId } = req.params;
    const { companyCode } = req.user as any;
    const layout = await screenManagementService.getLayout(
      parseInt(screenId),
      companyCode
    );
    res.json({ success: true, data: layout });
  } catch (error) {
    console.error("레이아웃 조회 실패:", error);
    res
      .status(500)
      .json({ success: false, message: "레이아웃 조회에 실패했습니다." });
  }
};

// 화면 코드 자동 생성
export const generateScreenCode = async (
  req: AuthenticatedRequest,
  res: Response
) => {
  try {
    const { companyCode: paramCompanyCode } = req.params;
    const { companyCode: userCompanyCode } = req.user as any;

    // 사용자의 회사 코드 또는 파라미터의 회사 코드 사용
    const targetCompanyCode = paramCompanyCode || userCompanyCode;

    const generatedCode =
      await screenManagementService.generateScreenCode(targetCompanyCode);
    res.json({ success: true, data: { screenCode: generatedCode } });
  } catch (error) {
    console.error("화면 코드 생성 실패:", error);
    res
      .status(500)
      .json({ success: false, message: "화면 코드 생성에 실패했습니다." });
  }
};

// 화면-메뉴 할당
export const assignScreenToMenu = async (
  req: AuthenticatedRequest,
  res: Response
) => {
  try {
    const { screenId } = req.params;
    const { companyCode } = req.user as any;
    const assignmentData = { ...req.body, companyCode };

    await screenManagementService.assignScreenToMenu(
      parseInt(screenId),
      assignmentData
    );
    res.json({
      success: true,
      message: "화면이 메뉴에 성공적으로 할당되었습니다.",
    });
  } catch (error) {
    console.error("화면-메뉴 할당 실패:", error);
    res
      .status(500)
      .json({ success: false, message: "화면-메뉴 할당에 실패했습니다." });
  }
};

// 메뉴별 할당된 화면 목록 조회
export const getScreensByMenu = async (
  req: AuthenticatedRequest,
  res: Response
) => {
  try {
    const { menuObjid } = req.params;
    const { companyCode } = req.user as any;

    const screens = await screenManagementService.getScreensByMenu(
      parseInt(menuObjid),
      companyCode
    );
    res.json({ success: true, data: screens });
  } catch (error) {
    console.error("메뉴별 화면 조회 실패:", error);
    res
      .status(500)
      .json({ success: false, message: "메뉴별 화면 조회에 실패했습니다." });
  }
};

// 화면-메뉴 할당 해제
export const unassignScreenFromMenu = async (
  req: AuthenticatedRequest,
  res: Response
) => {
  try {
    const { screenId, menuObjid } = req.params;
    const { companyCode } = req.user as any;

    await screenManagementService.unassignScreenFromMenu(
      parseInt(screenId),
      parseInt(menuObjid),
      companyCode
    );
    res.json({ success: true, message: "화면-메뉴 할당이 해제되었습니다." });
  } catch (error) {
    console.error("화면-메뉴 할당 해제 실패:", error);
    res
      .status(500)
      .json({ success: false, message: "화면-메뉴 할당 해제에 실패했습니다." });
  }
};