/**
 * 채번 규칙 관리 서비스
 */

import { getPool } from "../database/db";
import { logger } from "../utils/logger";
import { getMenuAndChildObjids } from "./menuService";

interface NumberingRulePart {
  id?: number;
  order: number;
  partType: string;
  generationMethod: string;
  autoConfig?: any;
  manualConfig?: any;
  generatedValue?: string;
}

interface NumberingRuleConfig {
  ruleId: string;
  ruleName: string;
  description?: string;
  parts: NumberingRulePart[];
  separator?: string;
  resetPeriod?: string;
  currentSequence?: number;
  tableName?: string;
  columnName?: string;
  companyCode?: string;
  menuObjid?: number;
  scopeType?: string;
  // 카테고리 조건
  categoryColumn?: string;
  categoryValueId?: number;
  categoryValueLabel?: string; // 조회 시 조인해서 가져옴
  createdAt?: string;
  updatedAt?: string;
  createdBy?: string;
}

class NumberingRuleService {
  /**
   * 규칙 목록 조회 (전체)
   */
  async getRuleList(companyCode: string): Promise<NumberingRuleConfig[]> {
    try {
      logger.info("채번 규칙 목록 조회 시작", { companyCode });

      const pool = getPool();
      
      // 멀티테넌시: 최고 관리자만 company_code="*" 데이터를 볼 수 있음
      let query: string;
      let params: any[];
      
      if (companyCode === "*") {
        // 최고 관리자: 모든 회사 데이터 조회 가능
        query = `
          SELECT 
            rule_id AS "ruleId",
            rule_name AS "ruleName",
            description,
            separator,
            reset_period AS "resetPeriod",
            current_sequence AS "currentSequence",
            table_name AS "tableName",
            column_name AS "columnName",
            company_code AS "companyCode",
            menu_objid AS "menuObjid",
            scope_type AS "scopeType",
            created_at AS "createdAt",
            updated_at AS "updatedAt",
            created_by AS "createdBy"
          FROM numbering_rules
          ORDER BY created_at DESC
        `;
        params = [];
        logger.info("최고 관리자 전체 채번 규칙 조회");
      } else {
        // 일반 회사: 자신의 회사 데이터만 조회 (company_code="*" 제외)
        query = `
          SELECT 
            rule_id AS "ruleId",
            rule_name AS "ruleName",
            description,
            separator,
            reset_period AS "resetPeriod",
            current_sequence AS "currentSequence",
            table_name AS "tableName",
            column_name AS "columnName",
            company_code AS "companyCode",
            menu_objid AS "menuObjid",
            scope_type AS "scopeType",
            created_at AS "createdAt",
            updated_at AS "updatedAt",
            created_by AS "createdBy"
          FROM numbering_rules
          WHERE company_code = $1
          ORDER BY created_at DESC
        `;
        params = [companyCode];
        logger.info("회사별 채번 규칙 조회", { companyCode });
      }

      const result = await pool.query(query, params);

      // 각 규칙의 파트 정보 조회
      for (const rule of result.rows) {
        let partsQuery: string;
        let partsParams: any[];
        
        if (companyCode === "*") {
          // 최고 관리자: 모든 파트 조회
          partsQuery = `
            SELECT 
              id,
              part_order AS "order",
              part_type AS "partType",
              generation_method AS "generationMethod",
              auto_config AS "autoConfig",
              manual_config AS "manualConfig"
            FROM numbering_rule_parts
            WHERE rule_id = $1
            ORDER BY part_order
          `;
          partsParams = [rule.ruleId];
        } else {
          // 일반 회사: 자신의 파트만 조회
          partsQuery = `
            SELECT 
              id,
              part_order AS "order",
              part_type AS "partType",
              generation_method AS "generationMethod",
              auto_config AS "autoConfig",
              manual_config AS "manualConfig"
            FROM numbering_rule_parts
            WHERE rule_id = $1 AND company_code = $2
            ORDER BY part_order
          `;
          partsParams = [rule.ruleId, companyCode];
        }

        const partsResult = await pool.query(partsQuery, partsParams);
        rule.parts = partsResult.rows;
      }

      logger.info(`채번 규칙 목록 조회 완료: ${result.rows.length}개`, {
        companyCode,
      });
      return result.rows;
    } catch (error: any) {
      logger.error(`채번 규칙 목록 조회 중 에러: ${error.message}`);
      throw error;
    }
  }

  /**
   * 현재 메뉴에서 사용 가능한 규칙 목록 조회 (메뉴 스코프)
   * 
   * 메뉴 스코프 규칙:
   * - menuObjid가 제공되면 형제 메뉴의 채번 규칙 포함
   * - 우선순위: menu (형제 메뉴) > table > global
   */
  async getAvailableRulesForMenu(
    companyCode: string,
    menuObjid?: number
  ): Promise<NumberingRuleConfig[]> {
    let menuAndChildObjids: number[] = []; // catch 블록에서 접근 가능하도록 함수 최상단에 선언
    
    try {
      logger.info("메뉴별 사용 가능한 채번 규칙 조회 시작 (메뉴 스코프)", {
        companyCode,
        menuObjid,
      });

      const pool = getPool();

      // 1. 선택한 메뉴와 하위 메뉴 OBJID 조회 (형제 메뉴 제외)
      if (menuObjid) {
        menuAndChildObjids = await getMenuAndChildObjids(menuObjid);
        logger.info("선택한 메뉴 및 하위 메뉴 OBJID 목록", { menuObjid, menuAndChildObjids });
      }

      // menuObjid가 없으면 global 규칙만 반환
      if (!menuObjid || menuAndChildObjids.length === 0) {
        let query: string;
        let params: any[];
        
        if (companyCode === "*") {
          // 최고 관리자: 모든 global 규칙 조회
          query = `
            SELECT 
              rule_id AS "ruleId",
              rule_name AS "ruleName",
              description,
              separator,
              reset_period AS "resetPeriod",
              current_sequence AS "currentSequence",
              table_name AS "tableName",
              column_name AS "columnName",
              company_code AS "companyCode",
              menu_objid AS "menuObjid",
              scope_type AS "scopeType",
              created_at AS "createdAt",
              updated_at AS "updatedAt",
              created_by AS "createdBy"
            FROM numbering_rules
            WHERE scope_type = 'global'
            ORDER BY created_at DESC
          `;
          params = [];
        } else {
          // 일반 회사: 자신의 global 규칙만 조회 (company_code="*" 제외)
          query = `
            SELECT 
              rule_id AS "ruleId",
              rule_name AS "ruleName",
              description,
              separator,
              reset_period AS "resetPeriod",
              current_sequence AS "currentSequence",
              table_name AS "tableName",
              column_name AS "columnName",
              company_code AS "companyCode",
              menu_objid AS "menuObjid",
              scope_type AS "scopeType",
              created_at AS "createdAt",
              updated_at AS "updatedAt",
              created_by AS "createdBy"
            FROM numbering_rules
            WHERE company_code = $1 AND scope_type = 'global'
            ORDER BY created_at DESC
          `;
          params = [companyCode];
        }

        const result = await pool.query(query, params);

        // 파트 정보 추가
        for (const rule of result.rows) {
          let partsQuery: string;
          let partsParams: any[];
          
          if (companyCode === "*") {
            partsQuery = `
              SELECT 
                id,
                part_order AS "order",
                part_type AS "partType",
                generation_method AS "generationMethod",
                auto_config AS "autoConfig",
                manual_config AS "manualConfig"
              FROM numbering_rule_parts
              WHERE rule_id = $1
              ORDER BY part_order
            `;
            partsParams = [rule.ruleId];
          } else {
            partsQuery = `
              SELECT 
                id,
                part_order AS "order",
                part_type AS "partType",
                generation_method AS "generationMethod",
                auto_config AS "autoConfig",
                manual_config AS "manualConfig"
              FROM numbering_rule_parts
              WHERE rule_id = $1 AND company_code = $2
              ORDER BY part_order
            `;
            partsParams = [rule.ruleId, companyCode];
          }

          const partsResult = await pool.query(partsQuery, partsParams);
          rule.parts = partsResult.rows;
        }

        return result.rows;
      }

      // 2. 메뉴 스코프: 형제 메뉴의 채번 규칙 조회
      // 우선순위: menu (형제 메뉴) > table > global
      let query: string;
      let params: any[];
      
      if (companyCode === "*") {
        // 최고 관리자: 모든 규칙 조회 (선택한 메뉴 + 하위 메뉴)
        query = `
          SELECT 
            rule_id AS "ruleId",
            rule_name AS "ruleName",
            description,
            separator,
            reset_period AS "resetPeriod",
            current_sequence AS "currentSequence",
            table_name AS "tableName",
            column_name AS "columnName",
            company_code AS "companyCode",
            menu_objid AS "menuObjid",
            scope_type AS "scopeType",
            created_at AS "createdAt",
            updated_at AS "updatedAt",
            created_by AS "createdBy"
          FROM numbering_rules
          WHERE 
            scope_type = 'global'
            OR (scope_type = 'menu' AND menu_objid = ANY($1))
            OR (scope_type = 'table' AND menu_objid = ANY($1))
          ORDER BY 
            CASE 
              WHEN scope_type = 'menu' OR (scope_type = 'table' AND menu_objid = ANY($1)) THEN 1
              WHEN scope_type = 'table' THEN 2
              WHEN scope_type = 'global' THEN 3
            END,
            created_at DESC
        `;
        params = [menuAndChildObjids];
        logger.info("최고 관리자: 메뉴 및 하위 메뉴 기반 채번 규칙 조회", { menuAndChildObjids });
      } else {
        // 일반 회사: 자신의 규칙만 조회 (선택한 메뉴 + 하위 메뉴)
        query = `
          SELECT 
            rule_id AS "ruleId",
            rule_name AS "ruleName",
            description,
            separator,
            reset_period AS "resetPeriod",
            current_sequence AS "currentSequence",
            table_name AS "tableName",
            column_name AS "columnName",
            company_code AS "companyCode",
            menu_objid AS "menuObjid",
            scope_type AS "scopeType",
            created_at AS "createdAt",
            updated_at AS "updatedAt",
            created_by AS "createdBy"
          FROM numbering_rules
          WHERE company_code = $1
            AND (
              scope_type = 'global'
              OR (scope_type = 'menu' AND menu_objid = ANY($2))
              OR (scope_type = 'table' AND menu_objid = ANY($2))
            )
          ORDER BY 
            CASE 
              WHEN scope_type = 'menu' OR (scope_type = 'table' AND menu_objid = ANY($2)) THEN 1
              WHEN scope_type = 'table' THEN 2
              WHEN scope_type = 'global' THEN 3
            END,
            created_at DESC
        `;
        params = [companyCode, menuAndChildObjids];
        logger.info("회사별: 메뉴 및 하위 메뉴 기반 채번 규칙 조회", { companyCode, menuAndChildObjids });
      }

      logger.info("🔍 채번 규칙 쿼리 실행", {
        queryPreview: query.substring(0, 200),
        paramsTypes: params.map(p => typeof p),
        paramsValues: params,
      });

      const result = await pool.query(query, params);

      logger.debug("채번 규칙 쿼리 성공", { ruleCount: result.rows.length });

      // 파트 정보 추가
      for (const rule of result.rows) {
        try {
          let partsQuery: string;
          let partsParams: any[];
          
          if (companyCode === "*") {
            partsQuery = `
              SELECT 
                id,
                part_order AS "order",
                part_type AS "partType",
                generation_method AS "generationMethod",
                auto_config AS "autoConfig",
                manual_config AS "manualConfig"
              FROM numbering_rule_parts
              WHERE rule_id = $1
              ORDER BY part_order
            `;
            partsParams = [rule.ruleId];
          } else {
            partsQuery = `
              SELECT 
                id,
                part_order AS "order",
                part_type AS "partType",
                generation_method AS "generationMethod",
                auto_config AS "autoConfig",
                manual_config AS "manualConfig"
              FROM numbering_rule_parts
              WHERE rule_id = $1 AND company_code = $2
              ORDER BY part_order
            `;
            partsParams = [rule.ruleId, companyCode];
          }

          const partsResult = await pool.query(partsQuery, partsParams);
          rule.parts = partsResult.rows;
          
          logger.info("✅ 규칙 파트 조회 성공", {
            ruleId: rule.ruleId,
            ruleName: rule.ruleName,
            partsCount: partsResult.rows.length,
          });
        } catch (partError: any) {
          logger.error("❌ 규칙 파트 조회 실패", {
            ruleId: rule.ruleId,
            ruleName: rule.ruleName,
            error: partError.message,
            errorCode: partError.code,
            errorStack: partError.stack,
          });
          throw partError;
        }
      }

      logger.info("메뉴별 사용 가능한 채번 규칙 조회 완료", {
        companyCode,
        menuObjid,
        menuAndChildCount: menuAndChildObjids.length,
        count: result.rowCount,
      });

      return result.rows;
    } catch (error: any) {
      logger.error("메뉴별 채번 규칙 조회 실패", {
        error: error.message,
        errorCode: error.code,
        errorStack: error.stack,
        companyCode,
        menuObjid,
        menuAndChildObjids: menuAndChildObjids || [],
      });
      throw error;
    }
  }

  /**
   * 화면용 채번 규칙 조회 (테이블 기반 필터링 - 간소화)
   * @param companyCode 회사 코드
   * @param tableName 화면의 테이블명
   * @returns 해당 테이블의 채번 규칙 목록
   */
  async getAvailableRulesForScreen(
    companyCode: string,
    tableName: string
  ): Promise<NumberingRuleConfig[]> {
    try {
      logger.info("화면용 채번 규칙 조회", {
        companyCode,
        tableName,
      });

      const pool = getPool();

      // 멀티테넌시: 최고 관리자 vs 일반 회사
      let query: string;
      let params: any[];

      if (companyCode === "*") {
        // 최고 관리자: 모든 회사의 규칙 조회 가능 (최고 관리자 전용 규칙 제외)
        query = `
          SELECT 
            rule_id AS "ruleId",
            rule_name AS "ruleName",
            description,
            separator,
            reset_period AS "resetPeriod",
            current_sequence AS "currentSequence",
            table_name AS "tableName",
            column_name AS "columnName",
            company_code AS "companyCode",
            menu_objid AS "menuObjid",
            scope_type AS "scopeType",
            created_at AS "createdAt",
            updated_at AS "updatedAt",
            created_by AS "createdBy"
          FROM numbering_rules
          WHERE company_code != '*'
            AND table_name = $1
          ORDER BY created_at DESC
        `;
        params = [tableName];
        logger.info("최고 관리자: 일반 회사 채번 규칙 조회");
      } else {
        // 일반 회사: 자신의 규칙만 조회
        query = `
          SELECT 
            rule_id AS "ruleId",
            rule_name AS "ruleName",
            description,
            separator,
            reset_period AS "resetPeriod",
            current_sequence AS "currentSequence",
            table_name AS "tableName",
            column_name AS "columnName",
            company_code AS "companyCode",
            menu_objid AS "menuObjid",
            scope_type AS "scopeType",
            created_at AS "createdAt",
            updated_at AS "updatedAt",
            created_by AS "createdBy"
          FROM numbering_rules
          WHERE company_code = $1
            AND table_name = $2
          ORDER BY created_at DESC
        `;
        params = [companyCode, tableName];
      }

      const result = await pool.query(query, params);

      // 각 규칙의 파트 정보 로드
      for (const rule of result.rows) {
        const partsQuery = `
          SELECT 
            id,
            part_order AS "order",
            part_type AS "partType",
            generation_method AS "generationMethod",
            auto_config AS "autoConfig",
            manual_config AS "manualConfig"
          FROM numbering_rule_parts
          WHERE rule_id = $1
            AND company_code = $2
          ORDER BY part_order
        `;

        const partsResult = await pool.query(partsQuery, [
          rule.ruleId,
          companyCode === "*" ? rule.companyCode : companyCode,
        ]);

        rule.parts = partsResult.rows;
      }

      logger.info(`화면용 채번 규칙 조회 완료: ${result.rows.length}개`, {
        companyCode,
        tableName,
      });

      return result.rows;
    } catch (error: any) {
      logger.error("화면용 채번 규칙 조회 실패", error);
      throw error;
    }
  }

  /**
   * 특정 규칙 조회
   */
  async getRuleById(
    ruleId: string,
    companyCode: string
  ): Promise<NumberingRuleConfig | null> {
    const pool = getPool();
    
    // 멀티테넌시: 최고 관리자만 company_code="*" 데이터를 볼 수 있음
    let query: string;
    let params: any[];
    
    if (companyCode === "*") {
      // 최고 관리자: 모든 규칙 조회 가능
      query = `
        SELECT 
          rule_id AS "ruleId",
          rule_name AS "ruleName",
          description,
          separator,
          reset_period AS "resetPeriod",
          current_sequence AS "currentSequence",
          table_name AS "tableName",
          column_name AS "columnName",
          company_code AS "companyCode",
          menu_objid AS "menuObjid",
          scope_type AS "scopeType",
          created_at AS "createdAt",
          updated_at AS "updatedAt",
          created_by AS "createdBy"
        FROM numbering_rules
        WHERE rule_id = $1
      `;
      params = [ruleId];
    } else {
      // 일반 회사: 자신의 규칙만 조회
      query = `
        SELECT 
          rule_id AS "ruleId",
          rule_name AS "ruleName",
          description,
          separator,
          reset_period AS "resetPeriod",
          current_sequence AS "currentSequence",
          table_name AS "tableName",
          column_name AS "columnName",
          company_code AS "companyCode",
          menu_objid AS "menuObjid",
          scope_type AS "scopeType",
          created_at AS "createdAt",
          updated_at AS "updatedAt",
          created_by AS "createdBy"
        FROM numbering_rules
        WHERE rule_id = $1 AND company_code = $2
      `;
      params = [ruleId, companyCode];
    }

    const result = await pool.query(query, params);
    if (result.rowCount === 0) {
      return null;
    }

    const rule = result.rows[0];

    // 파트 정보 조회
    let partsQuery: string;
    let partsParams: any[];
    
    if (companyCode === "*") {
      partsQuery = `
        SELECT 
          id,
          part_order AS "order",
          part_type AS "partType",
          generation_method AS "generationMethod",
          auto_config AS "autoConfig",
          manual_config AS "manualConfig"
        FROM numbering_rule_parts
        WHERE rule_id = $1
        ORDER BY part_order
      `;
      partsParams = [ruleId];
    } else {
      partsQuery = `
        SELECT 
          id,
          part_order AS "order",
          part_type AS "partType",
          generation_method AS "generationMethod",
          auto_config AS "autoConfig",
          manual_config AS "manualConfig"
        FROM numbering_rule_parts
        WHERE rule_id = $1 AND company_code = $2
        ORDER BY part_order
      `;
      partsParams = [ruleId, companyCode];
    }

    const partsResult = await pool.query(partsQuery, partsParams);
    rule.parts = partsResult.rows;

    return rule;
  }

  /**
   * 규칙 생성
   */
  async createRule(
    config: NumberingRuleConfig,
    companyCode: string,
    userId: string
  ): Promise<NumberingRuleConfig> {
    const pool = getPool();
    const client = await pool.connect();

    try {
      await client.query("BEGIN");

      // 마스터 삽입
      const insertRuleQuery = `
        INSERT INTO numbering_rules (
          rule_id, rule_name, description, separator, reset_period,
          current_sequence, table_name, column_name, company_code, 
          menu_objid, scope_type, created_by
        ) VALUES ($1, $2, $3, $4, $5, $6, $7, $8, $9, $10, $11, $12)
        RETURNING 
          rule_id AS "ruleId",
          rule_name AS "ruleName",
          description,
          separator,
          reset_period AS "resetPeriod",
          current_sequence AS "currentSequence",
          table_name AS "tableName",
          column_name AS "columnName",
          company_code AS "companyCode",
          menu_objid AS "menuObjid",
          scope_type AS "scopeType",
          created_at AS "createdAt",
          updated_at AS "updatedAt",
          created_by AS "createdBy"
      `;

      const ruleResult = await client.query(insertRuleQuery, [
        config.ruleId,
        config.ruleName,
        config.description || null,
        config.separator || "-",
        config.resetPeriod || "none",
        config.currentSequence || 1,
        config.tableName || null,
        config.columnName || null,
        companyCode,
        config.menuObjid || null,
        config.scopeType || "global",
        userId,
      ]);

      // 파트 삽입
      const parts: NumberingRulePart[] = [];
      for (const part of config.parts) {
        const insertPartQuery = `
          INSERT INTO numbering_rule_parts (
            rule_id, part_order, part_type, generation_method,
            auto_config, manual_config, company_code
          ) VALUES ($1, $2, $3, $4, $5, $6, $7)
          RETURNING 
            id,
            part_order AS "order",
            part_type AS "partType",
            generation_method AS "generationMethod",
            auto_config AS "autoConfig",
            manual_config AS "manualConfig"
        `;

        const partResult = await client.query(insertPartQuery, [
          config.ruleId,
          part.order,
          part.partType,
          part.generationMethod,
          JSON.stringify(part.autoConfig || {}),
          JSON.stringify(part.manualConfig || {}),
          companyCode,
        ]);

        parts.push(partResult.rows[0]);
      }

      await client.query("COMMIT");
      logger.info("채번 규칙 생성 완료", {
        ruleId: config.ruleId,
        companyCode,
      });
      return { ...ruleResult.rows[0], parts };
    } catch (error: any) {
      await client.query("ROLLBACK");
      logger.error("채번 규칙 생성 실패", { error: error.message });
      throw error;
    } finally {
      client.release();
    }
  }

  /**
   * 규칙 수정
   */
  async updateRule(
    ruleId: string,
    updates: Partial<NumberingRuleConfig>,
    companyCode: string
  ): Promise<NumberingRuleConfig> {
    const pool = getPool();
    const client = await pool.connect();

    try {
      await client.query("BEGIN");

      const updateRuleQuery = `
        UPDATE numbering_rules
        SET 
          rule_name = COALESCE($1, rule_name),
          description = COALESCE($2, description),
          separator = COALESCE($3, separator),
          reset_period = COALESCE($4, reset_period),
          table_name = COALESCE($5, table_name),
          column_name = COALESCE($6, column_name),
          menu_objid = COALESCE($7, menu_objid),
          scope_type = COALESCE($8, scope_type),
          updated_at = NOW()
        WHERE rule_id = $9 AND company_code = $10
        RETURNING 
          rule_id AS "ruleId",
          rule_name AS "ruleName",
          description,
          separator,
          reset_period AS "resetPeriod",
          current_sequence AS "currentSequence",
          table_name AS "tableName",
          column_name AS "columnName",
          company_code AS "companyCode",
          menu_objid AS "menuObjid",
          scope_type AS "scopeType",
          created_at AS "createdAt",
          updated_at AS "updatedAt",
          created_by AS "createdBy"
      `;

      const ruleResult = await client.query(updateRuleQuery, [
        updates.ruleName,
        updates.description,
        updates.separator,
        updates.resetPeriod,
        updates.tableName,
        updates.columnName,
        updates.menuObjid,
        updates.scopeType,
        ruleId,
        companyCode,
      ]);

      if (ruleResult.rowCount === 0) {
        throw new Error("규칙을 찾을 수 없거나 권한이 없습니다");
      }

      // 파트 업데이트
      let parts: NumberingRulePart[] = [];
      if (updates.parts) {
        await client.query(
          "DELETE FROM numbering_rule_parts WHERE rule_id = $1 AND company_code = $2",
          [ruleId, companyCode]
        );

        for (const part of updates.parts) {
          const insertPartQuery = `
            INSERT INTO numbering_rule_parts (
              rule_id, part_order, part_type, generation_method,
              auto_config, manual_config, company_code
            ) VALUES ($1, $2, $3, $4, $5, $6, $7)
            RETURNING 
              id,
              part_order AS "order",
              part_type AS "partType",
              generation_method AS "generationMethod",
              auto_config AS "autoConfig",
              manual_config AS "manualConfig"
          `;

          const partResult = await client.query(insertPartQuery, [
            ruleId,
            part.order,
            part.partType,
            part.generationMethod,
            JSON.stringify(part.autoConfig || {}),
            JSON.stringify(part.manualConfig || {}),
            companyCode,
          ]);

          parts.push(partResult.rows[0]);
        }
      }

      await client.query("COMMIT");
      logger.info("채번 규칙 수정 완료", { ruleId, companyCode });
      return { ...ruleResult.rows[0], parts };
    } catch (error: any) {
      await client.query("ROLLBACK");
      logger.error("채번 규칙 수정 실패", { 
        ruleId,
        companyCode,
        error: error.message,
        stack: error.stack,
        updates 
      });
      throw error;
    } finally {
      client.release();
    }
  }

  /**
   * 규칙 삭제
   */
  async deleteRule(ruleId: string, companyCode: string): Promise<void> {
    const pool = getPool();
    const query = `
      DELETE FROM numbering_rules
      WHERE rule_id = $1 AND company_code = $2
    `;

    const result = await pool.query(query, [ruleId, companyCode]);

    if (result.rowCount === 0) {
      throw new Error("규칙을 찾을 수 없거나 권한이 없습니다");
    }

    logger.info("채번 규칙 삭제 완료", { ruleId, companyCode });
  }

  /**
   * 코드 미리보기 (순번 증가 없음)
   * @param ruleId 채번 규칙 ID
   * @param companyCode 회사 코드
   * @param formData 폼 데이터 (카테고리 기반 채번 시 사용)
   */
  async previewCode(
    ruleId: string, 
    companyCode: string,
    formData?: Record<string, any>
  ): Promise<string> {
    const rule = await this.getRuleById(ruleId, companyCode);
    if (!rule) throw new Error("규칙을 찾을 수 없습니다");

    const parts = rule.parts
      .sort((a: any, b: any) => a.order - b.order)
      .map((part: any) => {
        if (part.generationMethod === "manual") {
          // 수동 입력 - 플레이스홀더 표시 (실제 값은 사용자가 입력)
          return part.manualConfig?.placeholder || "____";
        }

        const autoConfig = part.autoConfig || {};

        switch (part.partType) {
          case "sequence": {
            // 순번 (다음 할당될 순번으로 미리보기, 실제 증가는 allocate 시)
            const length = autoConfig.sequenceLength || 3;
            const nextSequence = (rule.currentSequence || 0) + 1;
            return String(nextSequence).padStart(length, "0");
          }

          case "number": {
            // 숫자 (고정 자릿수)
            const length = autoConfig.numberLength || 3;
            const value = autoConfig.numberValue || 1;
            return String(value).padStart(length, "0");
          }

          case "date": {
            // 날짜 (다양한 날짜 형식)
            const dateFormat = autoConfig.dateFormat || "YYYYMMDD";
            
            // 컬럼 기준 생성인 경우 폼 데이터에서 날짜 추출
            if (autoConfig.useColumnValue && autoConfig.sourceColumnName && formData) {
              const columnValue = formData[autoConfig.sourceColumnName];
              if (columnValue) {
                const dateValue = columnValue instanceof Date 
                  ? columnValue 
                  : new Date(columnValue);
                
                if (!isNaN(dateValue.getTime())) {
                  return this.formatDate(dateValue, dateFormat);
                }
              }
            }
            
            return this.formatDate(new Date(), dateFormat);
          }

          case "text": {
            // 텍스트 (고정 문자열)
            return autoConfig.textValue || "TEXT";
          }

          case "category": {
            // 카테고리 기반 코드 생성
            const categoryKey = autoConfig.categoryKey; // 예: "item_info.material"
            const categoryMappings = autoConfig.categoryMappings || [];
            
            if (!categoryKey || !formData) {
              logger.warn("카테고리 키 또는 폼 데이터 없음", { categoryKey, hasFormData: !!formData });
              return "";
            }
            
            // categoryKey에서 컬럼명 추출 (예: "item_info.material" -> "material")
            const columnName = categoryKey.includes(".") 
              ? categoryKey.split(".")[1] 
              : categoryKey;
            
            // 폼 데이터에서 해당 컬럼의 값 가져오기
            const selectedValue = formData[columnName];
            
            logger.info("카테고리 파트 처리", { 
              categoryKey, 
              columnName, 
              selectedValue,
              formDataKeys: Object.keys(formData),
              mappingsCount: categoryMappings.length
            });
            
            if (!selectedValue) {
              logger.warn("카테고리 값이 선택되지 않음", { columnName, formDataKeys: Object.keys(formData) });
              return "";
            }
            
            // 카테고리 매핑에서 해당 값에 대한 형식 찾기
            // selectedValue는 valueCode일 수 있음 (UnifiedSelect에서 valueCode를 value로 사용)
            const selectedValueStr = String(selectedValue);
            const mapping = categoryMappings.find(
              (m: any) => {
                // ID로 매칭
                if (m.categoryValueId?.toString() === selectedValueStr) return true;
                // 라벨로 매칭
                if (m.categoryValueLabel === selectedValueStr) return true;
                // valueCode로 매칭 (라벨과 동일할 수 있음)
                if (m.categoryValueLabel === selectedValueStr) return true;
                return false;
              }
            );
            
            if (mapping) {
              logger.info("카테고리 매핑 적용", { 
                selectedValue, 
                format: mapping.format,
                categoryValueLabel: mapping.categoryValueLabel 
              });
              return mapping.format || "";
            }
            
            logger.warn("카테고리 매핑을 찾을 수 없음", { 
              selectedValue, 
              availableMappings: categoryMappings.map((m: any) => ({ 
                id: m.categoryValueId, 
                label: m.categoryValueLabel 
              }))
            });
            return "";
          }

          default:
            logger.warn("알 수 없는 파트 타입", { partType: part.partType });
            return "";
        }
      });

    const previewCode = parts.join(rule.separator || "");
    logger.info("코드 미리보기 생성", { ruleId, previewCode, companyCode, hasFormData: !!formData });
    return previewCode;
  }

  /**
   * 코드 할당 (저장 시점에 실제 순번 증가)
   * @param ruleId 채번 규칙 ID
   * @param companyCode 회사 코드
   * @param formData 폼 데이터 (날짜 컬럼 기준 생성 시 사용)
   */
  async allocateCode(
    ruleId: string, 
    companyCode: string, 
    formData?: Record<string, any>
  ): Promise<string> {
    const pool = getPool();
    const client = await pool.connect();

    try {
      await client.query("BEGIN");

      const rule = await this.getRuleById(ruleId, companyCode);
      if (!rule) throw new Error("규칙을 찾을 수 없습니다");

      const parts = rule.parts
        .sort((a: any, b: any) => a.order - b.order)
        .map((part: any) => {
          if (part.generationMethod === "manual") {
            return part.manualConfig?.value || "";
          }

          const autoConfig = part.autoConfig || {};

          switch (part.partType) {
            case "sequence": {
              // 순번 (자동 증가 숫자 - 다음 번호 사용)
              const length = autoConfig.sequenceLength || 3;
              const nextSequence = (rule.currentSequence || 0) + 1;
              return String(nextSequence).padStart(length, "0");
            }

            case "number": {
              // 숫자 (고정 자릿수)
              const length = autoConfig.numberLength || 3;
              const value = autoConfig.numberValue || 1;
              return String(value).padStart(length, "0");
            }

            case "date": {
              // 날짜 (다양한 날짜 형식)
              const dateFormat = autoConfig.dateFormat || "YYYYMMDD";
              
              // 컬럼 기준 생성인 경우 폼 데이터에서 날짜 추출
              if (autoConfig.useColumnValue && autoConfig.sourceColumnName && formData) {
                const columnValue = formData[autoConfig.sourceColumnName];
                if (columnValue) {
                  // 날짜 문자열 또는 Date 객체를 Date로 변환
                  const dateValue = columnValue instanceof Date 
                    ? columnValue 
                    : new Date(columnValue);
                  
                  if (!isNaN(dateValue.getTime())) {
                    logger.info("컬럼 기준 날짜 생성", {
                      sourceColumn: autoConfig.sourceColumnName,
                      columnValue,
                      parsedDate: dateValue.toISOString(),
                    });
                    return this.formatDate(dateValue, dateFormat);
                  } else {
                    logger.warn("날짜 변환 실패, 현재 날짜 사용", {
                      sourceColumn: autoConfig.sourceColumnName,
                      columnValue,
                    });
                  }
                } else {
                  logger.warn("소스 컬럼 값이 없음, 현재 날짜 사용", {
                    sourceColumn: autoConfig.sourceColumnName,
                    formDataKeys: Object.keys(formData),
                  });
                }
              }
              
              // 기본: 현재 날짜 사용
              return this.formatDate(new Date(), dateFormat);
            }

            case "text": {
              // 텍스트 (고정 문자열)
              return autoConfig.textValue || "TEXT";
            }

            default:
              logger.warn("알 수 없는 파트 타입", { partType: part.partType });
              return "";
          }
        });

      const allocatedCode = parts.join(rule.separator || "");

      // 순번이 있는 경우에만 증가
      const hasSequence = rule.parts.some(
        (p: any) => p.partType === "sequence"
      );
      if (hasSequence) {
        await client.query(
          "UPDATE numbering_rules SET current_sequence = current_sequence + 1 WHERE rule_id = $1 AND company_code = $2",
          [ruleId, companyCode]
        );
      }

      await client.query("COMMIT");
      logger.info("코드 할당 완료", { ruleId, allocatedCode, companyCode });
      return allocatedCode;
    } catch (error: any) {
      await client.query("ROLLBACK");
      logger.error("코드 할당 실패", {
        ruleId,
        companyCode,
        error: error.message,
        stack: error.stack,
      });
      throw error;
    } finally {
      client.release();
    }
  }

  /**
   * @deprecated 기존 generateCode는 allocateCode를 사용하세요
   */
  async generateCode(ruleId: string, companyCode: string): Promise<string> {
    logger.warn(
      "generateCode는 deprecated 되었습니다. previewCode 또는 allocateCode를 사용하세요"
    );
    return this.allocateCode(ruleId, companyCode);
  }

  private formatDate(date: Date, format: string): string {
    const year = date.getFullYear();
    const month = String(date.getMonth() + 1).padStart(2, "0");
    const day = String(date.getDate()).padStart(2, "0");

    switch (format) {
      case "YYYY":
        return String(year);
      case "YY":
        return String(year).slice(-2);
      case "YYYYMM":
        return `${year}${month}`;
      case "YYMM":
        return `${String(year).slice(-2)}${month}`;
      case "YYYYMMDD":
        return `${year}${month}${day}`;
      case "YYMMDD":
        return `${String(year).slice(-2)}${month}${day}`;
      default:
        return `${year}${month}${day}`;
    }
  }

  async resetSequence(ruleId: string, companyCode: string): Promise<void> {
    const pool = getPool();
    await pool.query(
      "UPDATE numbering_rules SET current_sequence = 1, updated_at = NOW() WHERE rule_id = $1 AND company_code = $2",
      [ruleId, companyCode]
    );
    logger.info("시퀀스 초기화 완료", { ruleId, companyCode });
  }

  /**
   * [테스트] 테스트 테이블에서 채번 규칙 목록 조회
   * numbering_rules_test 테이블 사용
   */
  async getRulesFromTest(
    companyCode: string,
    menuObjid?: number
  ): Promise<NumberingRuleConfig[]> {
    try {
      logger.info("[테스트] 채번 규칙 목록 조회 시작", { companyCode, menuObjid });

      const pool = getPool();
      
      // 멀티테넌시: 최고 관리자 vs 일반 회사
      let query: string;
      let params: any[];
      
      if (companyCode === "*") {
        // 최고 관리자: 모든 규칙 조회
        query = `
          SELECT 
            rule_id AS "ruleId",
            rule_name AS "ruleName",
            description,
            separator,
            reset_period AS "resetPeriod",
            current_sequence AS "currentSequence",
            table_name AS "tableName",
            column_name AS "columnName",
            company_code AS "companyCode",
            category_column AS "categoryColumn",
            category_value_id AS "categoryValueId",
            created_at AS "createdAt",
            updated_at AS "updatedAt",
            created_by AS "createdBy"
          FROM numbering_rules_test
          ORDER BY created_at DESC
        `;
        params = [];
      } else {
        // 일반 회사: 자신의 규칙만 조회
        query = `
          SELECT 
            rule_id AS "ruleId",
            rule_name AS "ruleName",
            description,
            separator,
            reset_period AS "resetPeriod",
            current_sequence AS "currentSequence",
            table_name AS "tableName",
            column_name AS "columnName",
            company_code AS "companyCode",
            category_column AS "categoryColumn",
            category_value_id AS "categoryValueId",
            created_at AS "createdAt",
            updated_at AS "updatedAt",
            created_by AS "createdBy"
          FROM numbering_rules_test
          WHERE company_code = $1
          ORDER BY created_at DESC
        `;
        params = [companyCode];
      }

      const result = await pool.query(query, params);

      // 각 규칙의 파트 정보 조회
      for (const rule of result.rows) {
        const partsQuery = `
          SELECT 
            id,
            part_order AS "order",
            part_type AS "partType",
            generation_method AS "generationMethod",
            auto_config AS "autoConfig",
            manual_config AS "manualConfig"
          FROM numbering_rule_parts_test
          WHERE rule_id = $1 AND company_code = $2
          ORDER BY part_order
        `;
        const partsResult = await pool.query(partsQuery, [
          rule.ruleId,
          companyCode === "*" ? rule.companyCode : companyCode,
        ]);
        rule.parts = partsResult.rows;
      }

      logger.info("[테스트] 채번 규칙 목록 조회 완료", {
        companyCode,
        menuObjid,
        count: result.rows.length,
      });

      return result.rows;
    } catch (error: any) {
      logger.error("[테스트] 채번 규칙 목록 조회 실패", {
        error: error.message,
        stack: error.stack,
      });
      throw error;
    }
  }

  /**
   * [테스트] 테이블명 + 컬럼명 기반으로 채번규칙 조회 (menu_objid 없이)
   * numbering_rules_test 테이블 사용
   */
  async getNumberingRuleByColumn(
    companyCode: string,
    tableName: string,
    columnName: string
  ): Promise<NumberingRuleConfig | null> {
    try {
      logger.info("테이블+컬럼 기반 채번 규칙 조회 시작 (테스트)", {
        companyCode,
        tableName,
        columnName,
      });

      const pool = getPool();
      const query = `
        SELECT
          r.rule_id AS "ruleId",
          r.rule_name AS "ruleName",
          r.description,
          r.separator,
          r.reset_period AS "resetPeriod",
          r.current_sequence AS "currentSequence",
          r.table_name AS "tableName",
          r.column_name AS "columnName",
          r.company_code AS "companyCode",
          r.category_column AS "categoryColumn",
          r.category_value_id AS "categoryValueId",
          cv.value_label AS "categoryValueLabel",
          r.created_at AS "createdAt",
          r.updated_at AS "updatedAt",
          r.created_by AS "createdBy"
        FROM numbering_rules_test r
        LEFT JOIN category_values_test cv ON r.category_value_id = cv.value_id
        WHERE r.company_code = $1
          AND r.table_name = $2
          AND r.column_name = $3
          AND r.category_value_id IS NULL
        LIMIT 1
      `;
      const params = [companyCode, tableName, columnName];

      const result = await pool.query(query, params);

      if (result.rows.length === 0) {
        logger.info("테이블+컬럼 기반 채번 규칙을 찾을 수 없음", {
          companyCode,
          tableName,
          columnName,
        });
        return null;
      }

      const rule = result.rows[0];

      // 파트 정보 조회 (테스트 테이블)
      const partsQuery = `
        SELECT
          id,
          part_order AS "order",
          part_type AS "partType",
          generation_method AS "generationMethod",
          auto_config AS "autoConfig",
          manual_config AS "manualConfig"
        FROM numbering_rule_parts_test
        WHERE rule_id = $1 AND company_code = $2
        ORDER BY part_order
      `;
      const partsResult = await pool.query(partsQuery, [rule.ruleId, companyCode]);
      rule.parts = partsResult.rows;

      logger.info("테이블+컬럼 기반 채번 규칙 조회 성공 (테스트)", {
        ruleId: rule.ruleId,
        ruleName: rule.ruleName,
      });
      return rule;
    } catch (error: any) {
      logger.error("테이블+컬럼 기반 채번 규칙 조회 실패 (테스트)", {
        error: error.message,
        stack: error.stack,
        companyCode,
        tableName,
        columnName,
      });
      throw error;
    }
  }

  /**
   * [테스트] 테스트 테이블에 채번규칙 저장
   * numbering_rules_test 테이블 사용
   */
  async saveRuleToTest(
    config: NumberingRuleConfig,
    companyCode: string,
    createdBy: string
  ): Promise<NumberingRuleConfig> {
    const pool = getPool();
    const client = await pool.connect();

    try {
      await client.query("BEGIN");

      logger.info("테스트 테이블에 채번 규칙 저장 시작", {
        ruleId: config.ruleId,
        ruleName: config.ruleName,
        tableName: config.tableName,
        columnName: config.columnName,
        companyCode,
      });

      // 기존 규칙 확인
      const existingQuery = `
        SELECT rule_id FROM numbering_rules_test 
        WHERE rule_id = $1 AND company_code = $2
      `;
      const existingResult = await client.query(existingQuery, [config.ruleId, companyCode]);

      if (existingResult.rows.length > 0) {
        // 업데이트
        const updateQuery = `
          UPDATE numbering_rules_test SET
            rule_name = $1,
            description = $2,
            separator = $3,
            reset_period = $4,
            table_name = $5,
            column_name = $6,
            category_column = $7,
            category_value_id = $8,
            updated_at = NOW()
          WHERE rule_id = $9 AND company_code = $10
        `;
        await client.query(updateQuery, [
          config.ruleName,
          config.description || "",
          config.separator || "-",
          config.resetPeriod || "none",
          config.tableName || "",
          config.columnName || "",
          config.categoryColumn || null,
          config.categoryValueId || null,
          config.ruleId,
          companyCode,
        ]);

        // 기존 파트 삭제
        await client.query(
          "DELETE FROM numbering_rule_parts_test WHERE rule_id = $1 AND company_code = $2",
          [config.ruleId, companyCode]
        );
      } else {
        // 신규 등록
        const insertQuery = `
          INSERT INTO numbering_rules_test (
            rule_id, rule_name, description, separator, reset_period,
            current_sequence, table_name, column_name, company_code,
            category_column, category_value_id,
            created_at, updated_at, created_by
          ) VALUES ($1, $2, $3, $4, $5, $6, $7, $8, $9, $10, $11, NOW(), NOW(), $12)
        `;
        await client.query(insertQuery, [
          config.ruleId,
          config.ruleName,
          config.description || "",
          config.separator || "-",
          config.resetPeriod || "none",
          config.currentSequence || 1,
          config.tableName || "",
          config.columnName || "",
          companyCode,
          config.categoryColumn || null,
          config.categoryValueId || null,
          createdBy,
        ]);
      }

      // 파트 저장
      if (config.parts && config.parts.length > 0) {
        for (const part of config.parts) {
          const partInsertQuery = `
            INSERT INTO numbering_rule_parts_test (
              rule_id, part_order, part_type, generation_method,
              auto_config, manual_config, company_code, created_at
            ) VALUES ($1, $2, $3, $4, $5, $6, $7, NOW())
          `;
          await client.query(partInsertQuery, [
            config.ruleId,
            part.order,
            part.partType,
            part.generationMethod,
            JSON.stringify(part.autoConfig || {}),
            JSON.stringify(part.manualConfig || {}),
            companyCode,
          ]);
        }
      }

      await client.query("COMMIT");

      logger.info("테스트 테이블에 채번 규칙 저장 완료", {
        ruleId: config.ruleId,
        companyCode,
      });

      return config;
    } catch (error: any) {
      await client.query("ROLLBACK");
      logger.error("테스트 테이블에 채번 규칙 저장 실패", {
        error: error.message,
        stack: error.stack,
        ruleId: config.ruleId,
        companyCode,
      });
      throw error;
    } finally {
      client.release();
    }
  }

  /**
   * [테스트] 테스트 테이블에서 채번규칙 삭제
   * numbering_rules_test 테이블 사용
   */
  async deleteRuleFromTest(ruleId: string, companyCode: string): Promise<void> {
    const pool = getPool();
    const client = await pool.connect();

    try {
      await client.query("BEGIN");

      logger.info("테스트 테이블에서 채번 규칙 삭제 시작", { ruleId, companyCode });

      // 파트 먼저 삭제
      await client.query(
        "DELETE FROM numbering_rule_parts_test WHERE rule_id = $1 AND company_code = $2",
        [ruleId, companyCode]
      );

      // 규칙 삭제
      const result = await client.query(
        "DELETE FROM numbering_rules_test WHERE rule_id = $1 AND company_code = $2",
        [ruleId, companyCode]
      );

      await client.query("COMMIT");

      logger.info("테스트 테이블에서 채번 규칙 삭제 완료", {
        ruleId,
        companyCode,
        deletedCount: result.rowCount,
      });
    } catch (error: any) {
      await client.query("ROLLBACK");
      logger.error("테스트 테이블에서 채번 규칙 삭제 실패", {
        error: error.message,
        ruleId,
        companyCode,
      });
      throw error;
    } finally {
      client.release();
    }
  }

  /**
   * [테스트] 카테고리 값에 따라 적절한 채번규칙 조회
   * 1. 해당 카테고리 값에 매칭되는 규칙 찾기
   * 2. 없으면 기본 규칙(category_value_id가 NULL인) 찾기
   */
  async getNumberingRuleByColumnWithCategory(
    companyCode: string,
    tableName: string,
    columnName: string,
    categoryColumn?: string,
    categoryValueId?: number
  ): Promise<NumberingRuleConfig | null> {
    try {
      logger.info("카테고리 조건 포함 채번 규칙 조회 시작", {
        companyCode,
        tableName,
        columnName,
        categoryColumn,
        categoryValueId,
      });

      const pool = getPool();

      // 1. 카테고리 값에 매칭되는 규칙 찾기
      if (categoryColumn && categoryValueId) {
        const categoryQuery = `
          SELECT
            r.rule_id AS "ruleId",
            r.rule_name AS "ruleName",
            r.description,
            r.separator,
            r.reset_period AS "resetPeriod",
            r.current_sequence AS "currentSequence",
            r.table_name AS "tableName",
            r.column_name AS "columnName",
            r.company_code AS "companyCode",
            r.category_column AS "categoryColumn",
            r.category_value_id AS "categoryValueId",
            cv.value_label AS "categoryValueLabel",
            r.created_at AS "createdAt",
            r.updated_at AS "updatedAt",
            r.created_by AS "createdBy"
          FROM numbering_rules_test r
          LEFT JOIN category_values_test cv ON r.category_value_id = cv.value_id
          WHERE r.company_code = $1
            AND r.table_name = $2
            AND r.column_name = $3
            AND r.category_column = $4
            AND r.category_value_id = $5
          LIMIT 1
        `;
        const categoryResult = await pool.query(categoryQuery, [
          companyCode,
          tableName,
          columnName,
          categoryColumn,
          categoryValueId,
        ]);

        if (categoryResult.rows.length > 0) {
          const rule = categoryResult.rows[0];
          // 파트 정보 조회
          const partsQuery = `
            SELECT
              id,
              part_order AS "order",
              part_type AS "partType",
              generation_method AS "generationMethod",
              auto_config AS "autoConfig",
              manual_config AS "manualConfig"
            FROM numbering_rule_parts_test
            WHERE rule_id = $1 AND company_code = $2
            ORDER BY part_order
          `;
          const partsResult = await pool.query(partsQuery, [rule.ruleId, companyCode]);
          rule.parts = partsResult.rows;

          logger.info("카테고리 조건 매칭 채번 규칙 찾음", {
            ruleId: rule.ruleId,
            categoryValueLabel: rule.categoryValueLabel,
          });
          return rule;
        }
      }

      // 2. 기본 규칙 찾기 (category_value_id가 NULL인)
      const defaultQuery = `
        SELECT
          r.rule_id AS "ruleId",
          r.rule_name AS "ruleName",
          r.description,
          r.separator,
          r.reset_period AS "resetPeriod",
          r.current_sequence AS "currentSequence",
          r.table_name AS "tableName",
          r.column_name AS "columnName",
          r.company_code AS "companyCode",
          r.category_column AS "categoryColumn",
          r.category_value_id AS "categoryValueId",
          r.created_at AS "createdAt",
          r.updated_at AS "updatedAt",
          r.created_by AS "createdBy"
        FROM numbering_rules_test r
        WHERE r.company_code = $1
          AND r.table_name = $2
          AND r.column_name = $3
          AND r.category_value_id IS NULL
        LIMIT 1
      `;
      const defaultResult = await pool.query(defaultQuery, [companyCode, tableName, columnName]);

      if (defaultResult.rows.length > 0) {
        const rule = defaultResult.rows[0];
        // 파트 정보 조회
        const partsQuery = `
          SELECT
            id,
            part_order AS "order",
            part_type AS "partType",
            generation_method AS "generationMethod",
            auto_config AS "autoConfig",
            manual_config AS "manualConfig"
          FROM numbering_rule_parts_test
          WHERE rule_id = $1 AND company_code = $2
          ORDER BY part_order
        `;
        const partsResult = await pool.query(partsQuery, [rule.ruleId, companyCode]);
        rule.parts = partsResult.rows;

        logger.info("기본 채번 규칙 찾음 (카테고리 조건 없음)", {
          ruleId: rule.ruleId,
        });
        return rule;
      }

      logger.info("채번 규칙을 찾을 수 없음", {
        companyCode,
        tableName,
        columnName,
        categoryColumn,
        categoryValueId,
      });
      return null;
    } catch (error: any) {
      logger.error("카테고리 조건 포함 채번 규칙 조회 실패", {
        error: error.message,
        stack: error.stack,
      });
      throw error;
    }
  }

  /**
   * [테스트] 특정 테이블.컬럼의 모든 채번 규칙 조회 (카테고리 조건별)
   */
  async getRulesByTableColumn(
    companyCode: string,
    tableName: string,
    columnName: string
  ): Promise<NumberingRuleConfig[]> {
    try {
      const pool = getPool();
      const query = `
        SELECT
          r.rule_id AS "ruleId",
          r.rule_name AS "ruleName",
          r.description,
          r.separator,
          r.reset_period AS "resetPeriod",
          r.current_sequence AS "currentSequence",
          r.table_name AS "tableName",
          r.column_name AS "columnName",
          r.company_code AS "companyCode",
          r.category_column AS "categoryColumn",
          r.category_value_id AS "categoryValueId",
          cv.value_label AS "categoryValueLabel",
          r.created_at AS "createdAt",
          r.updated_at AS "updatedAt",
          r.created_by AS "createdBy"
        FROM numbering_rules_test r
        LEFT JOIN category_values_test cv ON r.category_value_id = cv.value_id
        WHERE r.company_code = $1
          AND r.table_name = $2
          AND r.column_name = $3
        ORDER BY r.category_value_id NULLS FIRST, r.created_at
      `;
      const result = await pool.query(query, [companyCode, tableName, columnName]);
      
      // 각 규칙의 파트 정보 조회
      for (const rule of result.rows) {
        const partsQuery = `
          SELECT
            id,
            part_order AS "order",
            part_type AS "partType",
            generation_method AS "generationMethod",
            auto_config AS "autoConfig",
            manual_config AS "manualConfig"
          FROM numbering_rule_parts_test
          WHERE rule_id = $1 AND company_code = $2
          ORDER BY part_order
        `;
        const partsResult = await pool.query(partsQuery, [rule.ruleId, companyCode]);
        rule.parts = partsResult.rows;
      }

      return result.rows;
    } catch (error: any) {
      logger.error("테이블.컬럼별 채번 규칙 목록 조회 실패", {
        error: error.message,
      });
      throw error;
    }
  }

  /**
   * 회사별 채번규칙 복제 (메뉴 동기화 완료 후 호출)
   * 메뉴 이름을 기준으로 채번규칙을 대상 회사의 메뉴에 연결
   * 복제 후 화면 레이아웃의 numberingRuleId 참조도 업데이트
   */
  async copyRulesForCompany(
    sourceCompanyCode: string,
    targetCompanyCode: string
  ): Promise<{ copiedCount: number; skippedCount: number; details: string[]; ruleIdMap: Record<string, string> }> {
    const pool = getPool();
    const client = await pool.connect();
    
    const result = { copiedCount: 0, skippedCount: 0, details: [] as string[], ruleIdMap: {} as Record<string, string> };

    try {
      await client.query("BEGIN");

      // 1. 원본 회사의 채번규칙 조회 (menu + table 스코프 모두)
      const sourceRulesResult = await client.query(
        `SELECT nr.*, mi.menu_name_kor as source_menu_name
         FROM numbering_rules nr
         LEFT JOIN menu_info mi ON nr.menu_objid = mi.objid
         WHERE nr.company_code = $1 AND nr.scope_type IN ('menu', 'table')`,
        [sourceCompanyCode]
      );

      logger.info("원본 채번규칙 조회", { 
        sourceCompanyCode, 
        count: sourceRulesResult.rowCount 
      });

      // 2. 각 채번규칙 복제
      for (const rule of sourceRulesResult.rows) {
        // 새 rule_id 생성
        const newRuleId = `rule-${Date.now()}-${Math.random().toString(36).substr(2, 9)}`;

        // 이미 존재하는지 확인 (이름 기반)
        const existsCheck = await client.query(
          `SELECT rule_id FROM numbering_rules 
           WHERE company_code = $1 AND rule_name = $2`,
          [targetCompanyCode, rule.rule_name]
        );

        if (existsCheck.rows.length > 0) {
          // 이미 존재하면 매핑만 추가
          result.ruleIdMap[rule.rule_id] = existsCheck.rows[0].rule_id;
          result.skippedCount++;
          result.details.push(`건너뜀 (이미 존재): ${rule.rule_name}`);
          continue;
        }

        let targetMenuObjid = null;

        // menu 스코프인 경우 대상 메뉴 찾기
        if (rule.scope_type === 'menu' && rule.source_menu_name) {
          const targetMenuResult = await client.query(
            `SELECT objid FROM menu_info 
             WHERE company_code = $1 AND menu_name_kor = $2
             LIMIT 1`,
            [targetCompanyCode, rule.source_menu_name]
          );

          if (targetMenuResult.rows.length === 0) {
            result.skippedCount++;
            result.details.push(`건너뜀 (메뉴 없음): ${rule.rule_name} - 메뉴: ${rule.source_menu_name}`);
            continue;
          }

          targetMenuObjid = targetMenuResult.rows[0].objid;
        }

        // 채번규칙 복제
        await client.query(
          `INSERT INTO numbering_rules (
            rule_id, rule_name, description, separator, reset_period,
            current_sequence, table_name, column_name, company_code,
            created_at, updated_at, created_by, scope_type, menu_objid
          ) VALUES ($1, $2, $3, $4, $5, $6, $7, $8, $9, NOW(), NOW(), $10, $11, $12)`,
          [
            newRuleId,
            rule.rule_name,
            rule.description,
            rule.separator,
            rule.reset_period,
            0, // 시퀀스 초기화
            rule.table_name,
            rule.column_name,
            targetCompanyCode,
            rule.created_by,
            rule.scope_type,
            targetMenuObjid,
          ]
        );

        // 채번규칙 파트 복제
        const partsResult = await client.query(
          `SELECT * FROM numbering_rule_parts WHERE rule_id = $1 ORDER BY part_order`,
          [rule.rule_id]
        );

        for (const part of partsResult.rows) {
          await client.query(
            `INSERT INTO numbering_rule_parts (
              rule_id, part_order, part_type, generation_method,
              auto_config, manual_config, company_code, created_at
            ) VALUES ($1, $2, $3, $4, $5, $6, $7, NOW())`,
            [
              newRuleId,
              part.part_order,
              part.part_type,
              part.generation_method,
              part.auto_config ? JSON.stringify(part.auto_config) : null,
              part.manual_config ? JSON.stringify(part.manual_config) : null,
              targetCompanyCode,
            ]
          );
        }

        // 매핑 추가
        result.ruleIdMap[rule.rule_id] = newRuleId;
        result.copiedCount++;
        result.details.push(`복제 완료: ${rule.rule_name} (${rule.scope_type})`);
        logger.info("채번규칙 복제 완료", { 
          ruleName: rule.rule_name, 
          oldRuleId: rule.rule_id,
          newRuleId, 
          targetMenuObjid 
        });
      }

      // 3. 화면 레이아웃의 numberingRuleId 참조 업데이트
      if (Object.keys(result.ruleIdMap).length > 0) {
        logger.info("화면 레이아웃 numberingRuleId 참조 업데이트 시작", { 
          targetCompanyCode,
          mappingCount: Object.keys(result.ruleIdMap).length 
        });

        // 대상 회사의 모든 화면 레이아웃 조회
        const layoutsResult = await client.query(
          `SELECT sl.layout_id, sl.properties
           FROM screen_layouts sl
           JOIN screen_definitions sd ON sl.screen_id = sd.screen_id
           WHERE sd.company_code = $1
           AND sl.properties::text LIKE '%numberingRuleId%'`,
          [targetCompanyCode]
        );

        let updatedLayouts = 0;

        for (const layout of layoutsResult.rows) {
          let propsStr = JSON.stringify(layout.properties);
          let updated = false;

          // 각 매핑에 대해 치환
          for (const [oldRuleId, newRuleId] of Object.entries(result.ruleIdMap)) {
            if (propsStr.includes(`"${oldRuleId}"`)) {
              propsStr = propsStr.split(`"${oldRuleId}"`).join(`"${newRuleId}"`);
              updated = true;
            }
          }

          if (updated) {
            await client.query(
              `UPDATE screen_layouts SET properties = $1::jsonb WHERE layout_id = $2`,
              [propsStr, layout.layout_id]
            );
            updatedLayouts++;
          }
        }

        logger.info("화면 레이아웃 numberingRuleId 참조 업데이트 완료", { 
          targetCompanyCode,
          updatedLayouts 
        });
        result.details.push(`화면 레이아웃 ${updatedLayouts}개의 채번규칙 참조 업데이트`);
      }

      await client.query("COMMIT");
      
      logger.info("회사별 채번규칙 복제 완료", { 
        sourceCompanyCode, 
        targetCompanyCode, 
        copiedCount: result.copiedCount,
        skippedCount: result.skippedCount,
        ruleIdMapCount: Object.keys(result.ruleIdMap).length
      });

      return result;
    } catch (error) {
      await client.query("ROLLBACK");
      logger.error("회사별 채번규칙 복제 실패", { error, sourceCompanyCode, targetCompanyCode });
      throw error;
    } finally {
      client.release();
    }
  }
}

export const numberingRuleService = new NumberingRuleService();