package com.consum.base.core;


import com.consum.base.core.tools.SqlParameter;
import com.consum.model.po.BaseCodeIndexing;
import com.walker.infrastructure.utils.DateUtils;
import com.walker.infrastructure.utils.NumberGenerator;
import com.walker.jdbc.service.BaseServiceImpl;
import io.swagger.models.auth.In;
import org.apache.commons.lang3.StringUtils;
import org.springframework.stereotype.Service;
import org.springframework.util.IdGenerator;

import java.util.List;

/**
 * 编码统一生成服务
 */
@Service
public class CodeGeneratorService extends BaseServiceImpl {


    public static void main(String[] args) {
        String prefix = "RK";
        int[] days = DateUtils.getCurrentYearMonthDay();
        prefix +=  StringUtils.removeStart(Integer.valueOf(days[0]).toString(),"20");
        prefix += days[1] < 9 ? "0" + Integer.valueOf(days[1]).toString() : days[1];
        prefix += days[2] < 9 ? "0" + Integer.valueOf(days[2]).toString() : days[2];
        System.out.println(prefix);
    }

    private String createCodeByPrefix(String prefix,int length){
        String CODE_PREFIX = prefix;
        String sql = "SELECT * from BASE_CODE_INDEXING where CODE_PREFIX=:CODE_PREFIX";

        BaseCodeIndexing  codeIndexing = get(sql,new SqlParameter().put("CODE_PREFIX",CODE_PREFIX),new BaseCodeIndexing());
        if (codeIndexing == null){
            codeIndexing = new BaseCodeIndexing();
            codeIndexing.setId(NumberGenerator.getLongSequenceNumber());
            codeIndexing.setCodePrefix(CODE_PREFIX);
            codeIndexing.setCodeIndex(1);
            insert(codeIndexing);
        } else {
            codeIndexing.setCodeIndex(codeIndexing.getCodeIndex()+1);
            update(codeIndexing);
        }

        String index = codeIndexing.getCodeIndex().toString();
        String intPrefix = "0";
        for (int i=1;i<(length-index.length());i++){
            intPrefix += "0";
        }
        return CODE_PREFIX+intPrefix+index;
    }

    /**
     * 获取仓库编码
     *
     * @return 仓库编码规则为：WH+四位数字连号（0001）
     */
    public String createWarehouseCode() {
      /*
        1.SELECT CODE_INDEX from BASE_CODE_INDEXING where CODE_PREFIX=:CODE_PREFIX
          CODE_PREFIX是"WH"
          如果获取不到，就从1开始，但需要补全前面的"0"返回 "0001"；同时需要插入数据库
          insert BASE_CODE_INDEXING CODE_INDEX=1 CODE_PREFIX是="WH"  where CODE_PREFIX=:CODE_PREFIX;
         2.如果能够获取到，则将CODE_INDEX=CODE_INDEX+1后更新到数据库，补全前面的"0"返回 "0001"
         */
        synchronized (this){
            String CODE_PREFIX = CodeGeneratorEnum.Warehouse.getValue();
            return createCodeByPrefix(CODE_PREFIX,4);
        }
    }

    /**
     * 生成物品编码
     *
     * @param classify A,B,C
     * @param type     1=集采；2=自采
     * @return 共8位， 一位物品分类（A/B/C）+一位类型（1为集采，2为自采）+6位连续数字号
     */
    public String createGoodsTemplateCode(String classify, int type) {
        /*
        1.SELECT CODE_INDEX from BASE_CODE_INDEXING where CODE_PREFIX=:CODE_PREFIX
          CODE_PREFIX是 prefix
          如果获取不到，就从1开始，但需要补全前面的"0"返回 "000001"；同时需要插入数据库
          insert BASE_CODE_INDEXING CODE_INDEX=1 CODE_PREFIX是=:prefix  where CODE_PREFIX=:CODE_PREFIX;
         2.如果能够获取到，则将CODE_INDEX=CODE_INDEX+1后更新到数据库，补全前面的"0"返回 "000001"
         */
        synchronized (this){
            String prefix = classify + Integer.valueOf(type).toString();
            return createCodeByPrefix(prefix,6);
        }
    }

    /**
     * 根据前缀获取业务表单编码
     *
     * @param codeGeneratorEnum CodeGeneratorEnum
     * @return 1.两位前缀（如：CG代表采购单）+六位年月日（230226：23年2月26日）+四位数字连号（0002）
     */
    public String createBusinessFormCode(CodeGeneratorEnum codeGeneratorEnum) {

        synchronized (this){
            String prefix = codeGeneratorEnum.getValue();
            int[] days = DateUtils.getCurrentYearMonthDay();
            prefix +=  StringUtils.removeStart(Integer.valueOf(days[0]).toString(),"20");
            prefix += days[1] < 9 ? "0" + Integer.valueOf(days[1]).toString() : days[1];
            prefix += days[2] < 9 ? "0" + Integer.valueOf(days[2]).toString() : days[2];
            return createCodeByPrefix(prefix,4);
        }
    }


}