保理合同

BlockFinanceCentral/src/main/java/com/sztzjy/block_finance/controller/StuCreditInvestmentController.java

@@ -149,7 +149,13 @@ public class StuCreditInvestmentController {
     }
 
 
+    @ApiOperation("资信调查通过")
+    @PostMapping("/creditInvestPass")
+    @AnonymousAccess
+    public ResultEntity creditInvestPass(String userId){
 
+        return stuCreditInvestService.creditInvestPass(userId);
+    }
 
 
 }

BlockFinanceCentral/src/main/java/com/sztzjy/block_finance/controller/StuSignFactorContractBySupplyController.java

@@ -0,0 +1,61 @@
+package com.sztzjy.block_finance.controller;
+
+import com.sztzjy.block_finance.annotation.AnonymousAccess;
+import com.sztzjy.block_finance.entity.StuUploadResourceInfo;
+import com.sztzjy.block_finance.entity.StuUploadResourceInfoExample;
+import com.sztzjy.block_finance.entity.dto.StutInfoSecDto;
+import com.sztzjy.block_finance.entity.dto.StutranDocDto;
+import com.sztzjy.block_finance.mappers.StuUploadResourceInfoMapper;
+import com.sztzjy.block_finance.service.StuSignFactorContractService;
+import com.sztzjy.block_finance.util.ResultEntity;
+import io.swagger.annotations.Api;
+import io.swagger.annotations.ApiOperation;
+import io.swagger.annotations.ApiParam;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.http.MediaType;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.*;
+import org.springframework.web.multipart.MultipartFile;
+
+import javax.annotation.Resource;
+import javax.validation.constraints.NotBlank;
+import java.io.IOException;
+import java.nio.file.Files;
+import java.nio.file.Paths;
+import java.util.List;
+
+/**
+ * @author 17803
+ * @date 2024-04-09 11:32
+ */
+
+@Api(tags = "签署保理合同(供应商)")
+@RestController
+@RequestMapping("/api/stu/signFactContract")
+public class StuSignFactorContractBySupplyController {
+
+
+    @Autowired
+    private StuSignFactorContractService contractService;
+
+    @Autowired
+    private StuUploadResourceInfoMapper stuUploadResourceInfoMapper;
+
+    @Value("${file.path}")
+    private String filePath;
+
+    @Resource
+    private com.sztzjy.block_finance.util.file.IFileUtil IFileUtil;
+
+
+
+    //保理合同
+
+
+
+
+
+
+
+}

BlockFinanceCentral/src/main/java/com/sztzjy/block_finance/controller/StuSignFactorContractController.java

@@ -0,0 +1,148 @@
+package com.sztzjy.block_finance.controller;
+
+import com.sztzjy.block_finance.annotation.AnonymousAccess;
+import com.sztzjy.block_finance.entity.StuTransactionDocumentsInfo;
+import com.sztzjy.block_finance.entity.StuTransactionDocumentsInfoExample;
+import com.sztzjy.block_finance.entity.StuUploadResourceInfo;
+import com.sztzjy.block_finance.entity.StuUploadResourceInfoExample;
+import com.sztzjy.block_finance.entity.dto.StutInfoSecDto;
+import com.sztzjy.block_finance.entity.dto.StutranDocDto;
+import com.sztzjy.block_finance.mappers.StuUploadResourceInfoMapper;
+import com.sztzjy.block_finance.service.StuSignFactorContractService;
+import com.sztzjy.block_finance.util.ResultEntity;
+import io.swagger.annotations.Api;
+import io.swagger.annotations.ApiOperation;
+import io.swagger.annotations.ApiParam;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.http.MediaType;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.*;
+import org.springframework.web.multipart.MultipartFile;
+
+import javax.annotation.Resource;
+import javax.validation.constraints.NotBlank;
+import java.io.IOException;
+import java.nio.file.Files;
+import java.nio.file.Paths;
+import java.util.List;
+
+/**
+ * @author 17803
+ * @date 2024-04-09 11:32
+ */
+
+@Api(tags = "签署保理合同")
+@RestController
+@RequestMapping("/api/stu/signFactContract")
+public class StuSignFactorContractController {
+
+
+    @Autowired
+    private StuSignFactorContractService contractService;
+
+    @Autowired
+    private StuUploadResourceInfoMapper stuUploadResourceInfoMapper;
+
+    @Value("${file.path}")
+    private String filePath;
+
+    @Resource
+    private com.sztzjy.block_finance.util.file.IFileUtil IFileUtil;
+
+
+    @ApiOperation("保理合同加密")
+    @PostMapping("contractEncry")
+    @AnonymousAccess
+    public ResultEntity contractEncry(@RequestBody StutInfoSecDto dto){
+
+     return    contractService.contractEncry(dto);
+
+
+
+    }
+
+
+
+    @ApiOperation("保理合同数字签名")
+    @PostMapping("contractSignature")
+    @AnonymousAccess
+    public ResultEntity contractSignature(@RequestBody StutranDocDto dto) throws Exception {
+
+        return    contractService.contractSignature(dto);
+
+
+
+    }
+
+
+    @ApiOperation("保理合同交易信息加密")
+    @PostMapping("contractTranInfo")
+    @AnonymousAccess
+    public ResultEntity contractTranInfo(@RequestBody StutInfoSecDto dto) throws Exception {
+
+        return    contractService.contractTranInfo(dto);
+
+
+
+    }
+
+
+
+
+    @ApiOperation("上传保理合同/客户结算条款")
+    @GetMapping("/uploadContract")
+    @AnonymousAccess
+    public ResultEntity uploadContract(@RequestParam(required = true) @RequestPart MultipartFile file,
+                                   @RequestParam(required = true) String userId,String fileName){
+
+
+
+        return   contractService.uploadContract(file,userId,fileName);
+
+
+
+    }
+
+
+    @ApiOperation("模板预览")
+    @GetMapping("/preViewByContract")
+    @AnonymousAccess
+    public ResponseEntity<byte[]> preViewByContract(
+            @RequestParam(required = true,name = "name")@NotBlank @ApiParam("文件类型名如：国内有追索权保理业务合同及附件/客户结算条款") String name,
+            @NotBlank String userId) throws IOException {
+
+
+        StuUploadResourceInfoExample example = new StuUploadResourceInfoExample();
+        example.createCriteria().andUserIdEqualTo(userId).andModuleEqualTo(name);
+        List<StuUploadResourceInfo> uploadResourceInfoList = stuUploadResourceInfoMapper.selectByExample(example);
+
+
+
+        if (!uploadResourceInfoList.isEmpty()) {
+
+
+            String fileUrl = uploadResourceInfoList.get(0).getFileUrl();
+
+
+            // 模拟加载公章图片的数据（假设在硬盘上的某个路径下）
+            String imagePath = filePath + fileUrl;
+// 替换为你的实际路径
+            byte[] sealBytes = Files.readAllBytes(Paths.get(imagePath));
+
+            // 构建HTTP响应，设置Content-Type为image/png
+            return ResponseEntity.ok().contentType(MediaType.APPLICATION_PDF).body(sealBytes);
+
+
+        }else {
+            return null;
+        }
+
+
+    }
+
+
+
+
+
+}

BlockFinanceCentral/src/main/java/com/sztzjy/block_finance/entity/StuUploadResourceInfo.java

@@ -23,6 +23,16 @@ public class StuUploadResourceInfo {
 
     private String module;
 
+    private Integer factorContractEncryState;
+
+    private Integer factorContractDecryState;
+
+    private String encryAbstract;
+
+    private String signature;
+
+    private String informationEncry;
+
     public String getId() {
         return id;
     }
@@ -102,4 +112,44 @@ public class StuUploadResourceInfo {
     public void setModule(String module) {
         this.module = module == null ? null : module.trim();
     }
+
+    public Integer getFactorContractEncryState() {
+        return factorContractEncryState;
+    }
+
+    public void setFactorContractEncryState(Integer factorContractEncryState) {
+        this.factorContractEncryState = factorContractEncryState;
+    }
+
+    public Integer getFactorContractDecryState() {
+        return factorContractDecryState;
+    }
+
+    public void setFactorContractDecryState(Integer factorContractDecryState) {
+        this.factorContractDecryState = factorContractDecryState;
+    }
+
+    public String getEncryAbstract() {
+        return encryAbstract;
+    }
+
+    public void setEncryAbstract(String encryAbstract) {
+        this.encryAbstract = encryAbstract == null ? null : encryAbstract.trim();
+    }
+
+    public String getSignature() {
+        return signature;
+    }
+
+    public void setSignature(String signature) {
+        this.signature = signature == null ? null : signature.trim();
+    }
+
+    public String getInformationEncry() {
+        return informationEncry;
+    }
+
+    public void setInformationEncry(String informationEncry) {
+        this.informationEncry = informationEncry == null ? null : informationEncry.trim();
+    }
 }

BlockFinanceCentral/src/main/java/com/sztzjy/block_finance/entity/StuUploadResourceInfoExample.java

@@ -784,6 +784,336 @@ public class StuUploadResourceInfoExample {
             addCriterion("module not between", value1, value2, "module");
             return (Criteria) this;
         }
+
+        public Criteria andFactorContractEncryStateIsNull() {
+            addCriterion("factor_contract_encry_state is null");
+            return (Criteria) this;
+        }
+
+        public Criteria andFactorContractEncryStateIsNotNull() {
+            addCriterion("factor_contract_encry_state is not null");
+            return (Criteria) this;
+        }
+
+        public Criteria andFactorContractEncryStateEqualTo(Integer value) {
+            addCriterion("factor_contract_encry_state =", value, "factorContractEncryState");
+            return (Criteria) this;
+        }
+
+        public Criteria andFactorContractEncryStateNotEqualTo(Integer value) {
+            addCriterion("factor_contract_encry_state <>", value, "factorContractEncryState");
+            return (Criteria) this;
+        }
+
+        public Criteria andFactorContractEncryStateGreaterThan(Integer value) {
+            addCriterion("factor_contract_encry_state >", value, "factorContractEncryState");
+            return (Criteria) this;
+        }
+
+        public Criteria andFactorContractEncryStateGreaterThanOrEqualTo(Integer value) {
+            addCriterion("factor_contract_encry_state >=", value, "factorContractEncryState");
+            return (Criteria) this;
+        }
+
+        public Criteria andFactorContractEncryStateLessThan(Integer value) {
+            addCriterion("factor_contract_encry_state <", value, "factorContractEncryState");
+            return (Criteria) this;
+        }
+
+        public Criteria andFactorContractEncryStateLessThanOrEqualTo(Integer value) {
+            addCriterion("factor_contract_encry_state <=", value, "factorContractEncryState");
+            return (Criteria) this;
+        }
+
+        public Criteria andFactorContractEncryStateIn(List<Integer> values) {
+            addCriterion("factor_contract_encry_state in", values, "factorContractEncryState");
+            return (Criteria) this;
+        }
+
+        public Criteria andFactorContractEncryStateNotIn(List<Integer> values) {
+            addCriterion("factor_contract_encry_state not in", values, "factorContractEncryState");
+            return (Criteria) this;
+        }
+
+        public Criteria andFactorContractEncryStateBetween(Integer value1, Integer value2) {
+            addCriterion("factor_contract_encry_state between", value1, value2, "factorContractEncryState");
+            return (Criteria) this;
+        }
+
+        public Criteria andFactorContractEncryStateNotBetween(Integer value1, Integer value2) {
+            addCriterion("factor_contract_encry_state not between", value1, value2, "factorContractEncryState");
+            return (Criteria) this;
+        }
+
+        public Criteria andFactorContractDecryStateIsNull() {
+            addCriterion("factor_contract_decry_state is null");
+            return (Criteria) this;
+        }
+
+        public Criteria andFactorContractDecryStateIsNotNull() {
+            addCriterion("factor_contract_decry_state is not null");
+            return (Criteria) this;
+        }
+
+        public Criteria andFactorContractDecryStateEqualTo(Integer value) {
+            addCriterion("factor_contract_decry_state =", value, "factorContractDecryState");
+            return (Criteria) this;
+        }
+
+        public Criteria andFactorContractDecryStateNotEqualTo(Integer value) {
+            addCriterion("factor_contract_decry_state <>", value, "factorContractDecryState");
+            return (Criteria) this;
+        }
+
+        public Criteria andFactorContractDecryStateGreaterThan(Integer value) {
+            addCriterion("factor_contract_decry_state >", value, "factorContractDecryState");
+            return (Criteria) this;
+        }
+
+        public Criteria andFactorContractDecryStateGreaterThanOrEqualTo(Integer value) {
+            addCriterion("factor_contract_decry_state >=", value, "factorContractDecryState");
+            return (Criteria) this;
+        }
+
+        public Criteria andFactorContractDecryStateLessThan(Integer value) {
+            addCriterion("factor_contract_decry_state <", value, "factorContractDecryState");
+            return (Criteria) this;
+        }
+
+        public Criteria andFactorContractDecryStateLessThanOrEqualTo(Integer value) {
+            addCriterion("factor_contract_decry_state <=", value, "factorContractDecryState");
+            return (Criteria) this;
+        }
+
+        public Criteria andFactorContractDecryStateIn(List<Integer> values) {
+            addCriterion("factor_contract_decry_state in", values, "factorContractDecryState");
+            return (Criteria) this;
+        }
+
+        public Criteria andFactorContractDecryStateNotIn(List<Integer> values) {
+            addCriterion("factor_contract_decry_state not in", values, "factorContractDecryState");
+            return (Criteria) this;
+        }
+
+        public Criteria andFactorContractDecryStateBetween(Integer value1, Integer value2) {
+            addCriterion("factor_contract_decry_state between", value1, value2, "factorContractDecryState");
+            return (Criteria) this;
+        }
+
+        public Criteria andFactorContractDecryStateNotBetween(Integer value1, Integer value2) {
+            addCriterion("factor_contract_decry_state not between", value1, value2, "factorContractDecryState");
+            return (Criteria) this;
+        }
+
+        public Criteria andEncryAbstractIsNull() {
+            addCriterion("encry_abstract is null");
+            return (Criteria) this;
+        }
+
+        public Criteria andEncryAbstractIsNotNull() {
+            addCriterion("encry_abstract is not null");
+            return (Criteria) this;
+        }
+
+        public Criteria andEncryAbstractEqualTo(String value) {
+            addCriterion("encry_abstract =", value, "encryAbstract");
+            return (Criteria) this;
+        }
+
+        public Criteria andEncryAbstractNotEqualTo(String value) {
+            addCriterion("encry_abstract <>", value, "encryAbstract");
+            return (Criteria) this;
+        }
+
+        public Criteria andEncryAbstractGreaterThan(String value) {
+            addCriterion("encry_abstract >", value, "encryAbstract");
+            return (Criteria) this;
+        }
+
+        public Criteria andEncryAbstractGreaterThanOrEqualTo(String value) {
+            addCriterion("encry_abstract >=", value, "encryAbstract");
+            return (Criteria) this;
+        }
+
+        public Criteria andEncryAbstractLessThan(String value) {
+            addCriterion("encry_abstract <", value, "encryAbstract");
+            return (Criteria) this;
+        }
+
+        public Criteria andEncryAbstractLessThanOrEqualTo(String value) {
+            addCriterion("encry_abstract <=", value, "encryAbstract");
+            return (Criteria) this;
+        }
+
+        public Criteria andEncryAbstractLike(String value) {
+            addCriterion("encry_abstract like", value, "encryAbstract");
+            return (Criteria) this;
+        }
+
+        public Criteria andEncryAbstractNotLike(String value) {
+            addCriterion("encry_abstract not like", value, "encryAbstract");
+            return (Criteria) this;
+        }
+
+        public Criteria andEncryAbstractIn(List<String> values) {
+            addCriterion("encry_abstract in", values, "encryAbstract");
+            return (Criteria) this;
+        }
+
+        public Criteria andEncryAbstractNotIn(List<String> values) {
+            addCriterion("encry_abstract not in", values, "encryAbstract");
+            return (Criteria) this;
+        }
+
+        public Criteria andEncryAbstractBetween(String value1, String value2) {
+            addCriterion("encry_abstract between", value1, value2, "encryAbstract");
+            return (Criteria) this;
+        }
+
+        public Criteria andEncryAbstractNotBetween(String value1, String value2) {
+            addCriterion("encry_abstract not between", value1, value2, "encryAbstract");
+            return (Criteria) this;
+        }
+
+        public Criteria andSignatureIsNull() {
+            addCriterion("signature is null");
+            return (Criteria) this;
+        }
+
+        public Criteria andSignatureIsNotNull() {
+            addCriterion("signature is not null");
+            return (Criteria) this;
+        }
+
+        public Criteria andSignatureEqualTo(String value) {
+            addCriterion("signature =", value, "signature");
+            return (Criteria) this;
+        }
+
+        public Criteria andSignatureNotEqualTo(String value) {
+            addCriterion("signature <>", value, "signature");
+            return (Criteria) this;
+        }
+
+        public Criteria andSignatureGreaterThan(String value) {
+            addCriterion("signature >", value, "signature");
+            return (Criteria) this;
+        }
+
+        public Criteria andSignatureGreaterThanOrEqualTo(String value) {
+            addCriterion("signature >=", value, "signature");
+            return (Criteria) this;
+        }
+
+        public Criteria andSignatureLessThan(String value) {
+            addCriterion("signature <", value, "signature");
+            return (Criteria) this;
+        }
+
+        public Criteria andSignatureLessThanOrEqualTo(String value) {
+            addCriterion("signature <=", value, "signature");
+            return (Criteria) this;
+        }
+
+        public Criteria andSignatureLike(String value) {
+            addCriterion("signature like", value, "signature");
+            return (Criteria) this;
+        }
+
+        public Criteria andSignatureNotLike(String value) {
+            addCriterion("signature not like", value, "signature");
+            return (Criteria) this;
+        }
+
+        public Criteria andSignatureIn(List<String> values) {
+            addCriterion("signature in", values, "signature");
+            return (Criteria) this;
+        }
+
+        public Criteria andSignatureNotIn(List<String> values) {
+            addCriterion("signature not in", values, "signature");
+            return (Criteria) this;
+        }
+
+        public Criteria andSignatureBetween(String value1, String value2) {
+            addCriterion("signature between", value1, value2, "signature");
+            return (Criteria) this;
+        }
+
+        public Criteria andSignatureNotBetween(String value1, String value2) {
+            addCriterion("signature not between", value1, value2, "signature");
+            return (Criteria) this;
+        }
+
+        public Criteria andInformationEncryIsNull() {
+            addCriterion("information_encry is null");
+            return (Criteria) this;
+        }
+
+        public Criteria andInformationEncryIsNotNull() {
+            addCriterion("information_encry is not null");
+            return (Criteria) this;
+        }
+
+        public Criteria andInformationEncryEqualTo(String value) {
+            addCriterion("information_encry =", value, "informationEncry");
+            return (Criteria) this;
+        }
+
+        public Criteria andInformationEncryNotEqualTo(String value) {
+            addCriterion("information_encry <>", value, "informationEncry");
+            return (Criteria) this;
+        }
+
+        public Criteria andInformationEncryGreaterThan(String value) {
+            addCriterion("information_encry >", value, "informationEncry");
+            return (Criteria) this;
+        }
+
+        public Criteria andInformationEncryGreaterThanOrEqualTo(String value) {
+            addCriterion("information_encry >=", value, "informationEncry");
+            return (Criteria) this;
+        }
+
+        public Criteria andInformationEncryLessThan(String value) {
+            addCriterion("information_encry <", value, "informationEncry");
+            return (Criteria) this;
+        }
+
+        public Criteria andInformationEncryLessThanOrEqualTo(String value) {
+            addCriterion("information_encry <=", value, "informationEncry");
+            return (Criteria) this;
+        }
+
+        public Criteria andInformationEncryLike(String value) {
+            addCriterion("information_encry like", value, "informationEncry");
+            return (Criteria) this;
+        }
+
+        public Criteria andInformationEncryNotLike(String value) {
+            addCriterion("information_encry not like", value, "informationEncry");
+            return (Criteria) this;
+        }
+
+        public Criteria andInformationEncryIn(List<String> values) {
+            addCriterion("information_encry in", values, "informationEncry");
+            return (Criteria) this;
+        }
+
+        public Criteria andInformationEncryNotIn(List<String> values) {
+            addCriterion("information_encry not in", values, "informationEncry");
+            return (Criteria) this;
+        }
+
+        public Criteria andInformationEncryBetween(String value1, String value2) {
+            addCriterion("information_encry between", value1, value2, "informationEncry");
+            return (Criteria) this;
+        }
+
+        public Criteria andInformationEncryNotBetween(String value1, String value2) {
+            addCriterion("information_encry not between", value1, value2, "informationEncry");
+            return (Criteria) this;
+        }
     }
 
     public static class Criteria extends GeneratedCriteria {

BlockFinanceCentral/src/main/java/com/sztzjy/block_finance/mappers/StuUploadResourceInfoMapper.java

@@ -7,6 +7,7 @@ import java.util.List;
 import org.apache.ibatis.annotations.Mapper;
 import org.apache.ibatis.annotations.Param;
 @Mapper
+
 public interface StuUploadResourceInfoMapper {
     long countByExample(StuUploadResourceInfoExample example);
 

BlockFinanceCentral/src/main/java/com/sztzjy/block_finance/service/StuCreditInvestService.java

@@ -39,4 +39,13 @@ public interface StuCreditInvestService {
     */
 
     ResultEntity supplyRunInfo(StuCoreInvest stuCoreInvest);
+
+
+    /**
+        * 资信调查通过
+        * @param userId
+        * @return
+    */
+
+    ResultEntity creditInvestPass(String userId);
 }

BlockFinanceCentral/src/main/java/com/sztzjy/block_finance/service/StuSignFactorContractService.java

@@ -0,0 +1,46 @@
+package com.sztzjy.block_finance.service;
+
+import com.sztzjy.block_finance.entity.dto.StutInfoSecDto;
+import com.sztzjy.block_finance.entity.dto.StutranDocDto;
+import com.sztzjy.block_finance.util.ResultEntity;
+import org.springframework.web.multipart.MultipartFile;
+
+/**
+ * @author 17803
+ * @date 2024-04-09 11:34
+ */
+public interface StuSignFactorContractService {
+    /**
+        * 保理合同加密
+        * @param dto
+        * @return
+    */
+
+    ResultEntity contractEncry(StutInfoSecDto dto);
+
+    /**
+        * 上传保理合同/客户结算条款
+        * @param file
+	* @param userId
+	* @param fileName
+        * @return
+    */
+
+    ResultEntity uploadContract(MultipartFile file, String userId, String fileName);
+
+    /**
+        * 保理合同数字签名
+        * @param dto
+        * @return
+    */
+
+    ResultEntity contractSignature(StutranDocDto dto) throws Exception;
+
+    /**
+        * 保理合同交易信息加密
+        * @param dto
+        * @return
+    */
+
+    ResultEntity contractTranInfo(StutInfoSecDto dto) throws Exception;
+}

BlockFinanceCentral/src/main/java/com/sztzjy/block_finance/service/impl/StuCreditInvestServiceImpl.java

@@ -161,5 +161,30 @@ public class StuCreditInvestServiceImpl implements StuCreditInvestService {
         return new ResultEntity<>("保存成功！");
     }
 
+    /**
+        * 资信调查通过
+        * @param userId
+        * @return
+    */
+
+    @Override
+    public ResultEntity creditInvestPass(String userId) {
+
+        StuCoreInvestExample example = new StuCoreInvestExample();
+        example.createCriteria().andUserIdEqualTo(userId);
+        List<StuCoreInvest> stuCoreInvestList = stuCoreInvestMapper.selectByExample(example);
+
+        if (!stuCoreInvestList.isEmpty())
+        {
+            stuCoreInvestList.get(0).setCreditInvest(1);
+
+            stuCoreInvestMapper.updateByPrimaryKeySelective(stuCoreInvestList.get(0));
+            return new ResultEntity<>(HttpStatus.OK,"通过成功！");
+        }
+
+
+        return new ResultEntity<>(HttpStatus.BAD_REQUEST,"通过失败！");
+    }
+
 
 }

BlockFinanceCentral/src/main/java/com/sztzjy/block_finance/service/impl/StuSignFactorContractServiceImpl.java

@@ -0,0 +1,251 @@
+package com.sztzjy.block_finance.service.impl;/**
+ * @author 17803
+ * @date 2024-04-09 11:34
+ */
+
+import cn.hutool.core.convert.Convert;
+import cn.hutool.core.util.IdUtil;
+import cn.hutool.core.util.RandomUtil;
+import cn.hutool.crypto.digest.DigestUtil;
+import com.sztzjy.block_finance.config.Constant;
+import com.sztzjy.block_finance.config.exception.handler.ServiceException;
+import com.sztzjy.block_finance.entity.StuBlockOnChain;
+import com.sztzjy.block_finance.entity.StuBlockOnChainExample;
+import com.sztzjy.block_finance.entity.StuUploadResourceInfo;
+import com.sztzjy.block_finance.entity.StuUploadResourceInfoExample;
+import com.sztzjy.block_finance.entity.dto.StutInfoSecDto;
+import com.sztzjy.block_finance.entity.dto.StutranDocDto;
+import com.sztzjy.block_finance.mappers.StuBlockOnChainMapper;
+import com.sztzjy.block_finance.mappers.StuUploadResourceInfoMapper;
+import com.sztzjy.block_finance.service.StuSignFactorContractService;
+import com.sztzjy.block_finance.util.ResultEntity;
+import com.sztzjy.block_finance.util.RsaUtil;
+import com.sztzjy.block_finance.util.file.IFileUtil;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.http.HttpStatus;
+import org.springframework.stereotype.Service;
+import org.springframework.web.multipart.MultipartFile;
+
+import javax.annotation.Resource;
+import java.util.Date;
+import java.util.List;
+
+@Service
+public class StuSignFactorContractServiceImpl implements StuSignFactorContractService {
+
+    @Autowired
+    private StuUploadResourceInfoMapper stuUploadResourceInfoMapper;
+
+    @Autowired
+    private StuBlockOnChainMapper stuBlockOnChainMapper;
+
+
+
+    @Value("${file.path}")
+    private String filePath;
+
+    @Resource
+    private com.sztzjy.block_finance.util.file.IFileUtil IFileUtil;
+
+
+    /**
+        * 保理合同加密
+        * @param dto
+        * @return
+    */
+
+    @Override
+    public ResultEntity contractEncry(StutInfoSecDto dto) {
+
+        String sha256Hex1 = DigestUtil.sha256Hex("合同");
+        System.out.println(sha256Hex1);
+        if (Constant.SHENZHENPUBLICKEY.equals(dto.getPublicKey()))
+        {
+            String sha256Hex = DigestUtil.sha256Hex("合同");
+
+            StuUploadResourceInfoExample example = new StuUploadResourceInfoExample();
+            example.createCriteria().andUserIdEqualTo(dto.getUserId()).andModuleEqualTo("保理合同");
+            List<StuUploadResourceInfo> uploadResourceInfoList = stuUploadResourceInfoMapper.selectByExample(example);
+            if (uploadResourceInfoList.isEmpty()) {
+                return new ResultEntity<>(HttpStatus.BAD_REQUEST,"加密失败");
+            }
+
+            uploadResourceInfoList.get(0).setEncryAbstract(sha256Hex);
+            stuUploadResourceInfoMapper.updateByPrimaryKeySelective(uploadResourceInfoList.get(0));
+            return new ResultEntity<>(HttpStatus.OK,"加密成功",sha256Hex);
+        }
+
+
+
+       throw new ServiceException(HttpStatus.ACCEPTED,"请选择正确密钥！");
+    }
+
+    /**
+        * 上传保理合同/客户结算条款
+        * @param file
+	* @param userId
+	* @param fileName
+        * @return
+    */
+
+    @Override
+    public ResultEntity uploadContract(MultipartFile file, String userId, String fileName) {
+        if (file.isEmpty())
+        {
+           return new  ResultEntity(HttpStatus.BAD_REQUEST,"请勿上传空文件！");
+        }
+
+        //上传文件路径
+        String path = IFileUtil.upload(file);
+
+
+        StuUploadResourceInfoExample example = new StuUploadResourceInfoExample();
+        example.createCriteria().andUserIdEqualTo(userId).andModuleEqualTo(fileName);
+        List<StuUploadResourceInfo> uploadResourceInfoList = stuUploadResourceInfoMapper.selectByExample(example);
+       if (!uploadResourceInfoList.isEmpty()){
+           //更新上传
+
+           uploadResourceInfoList.get(0).setFileUrl(path);
+           uploadResourceInfoList.get(0).setUpdateTime(new Date());
+           uploadResourceInfoList.get(0).setFileName(file.getOriginalFilename());
+           uploadResourceInfoList.get(0).setFileSize(String.valueOf(file.getSize()));
+
+
+           stuUploadResourceInfoMapper.updateByPrimaryKeySelective(uploadResourceInfoList.get(0));
+
+       }else {
+           //第一次上传
+           StuUploadResourceInfo resourceInfo = new StuUploadResourceInfo();
+           resourceInfo.setId(IdUtil.simpleUUID());
+           resourceInfo.setFileUrl(path);
+           resourceInfo.setCreateTime(new Date());
+           resourceInfo.setFileName(file.getOriginalFilename());
+           resourceInfo.setFileSize(String.valueOf(file.getSize()));
+           stuUploadResourceInfoMapper.updateByPrimaryKeySelective(resourceInfo);
+       }
+
+       return new ResultEntity<>(HttpStatus.OK,"上传成功");
+
+
+
+    }
+
+    /**
+        * 保理合同数字签名
+        * @param dto
+        * @return
+    */
+
+    @Override
+    public ResultEntity contractSignature(StutranDocDto dto) throws Exception {
+
+
+
+        if (Constant.SHENZHENPRIVATEKEY.equals(dto.getPrivateKey()))
+        {
+            String sha256Hex = RsaUtil.decryptByPrivateKey("数字签名",dto.getPrivateKey());
+
+            StuUploadResourceInfoExample example = new StuUploadResourceInfoExample();
+            example.createCriteria().andUserIdEqualTo(dto.getUserId()).andModuleEqualTo("保理合同");
+            List<StuUploadResourceInfo> uploadResourceInfoList = stuUploadResourceInfoMapper.selectByExample(example);
+            if (uploadResourceInfoList.isEmpty()) {
+                return new ResultEntity<>(HttpStatus.BAD_REQUEST,"加密失败");
+            }
+
+            uploadResourceInfoList.get(0).setSignature(sha256Hex);
+            stuUploadResourceInfoMapper.updateByPrimaryKeySelective(uploadResourceInfoList.get(0));
+            return new ResultEntity<>(HttpStatus.OK,"加密成功",sha256Hex);
+        }
+
+
+
+        throw new ServiceException(HttpStatus.ACCEPTED,"请选择正确密钥！");
+
+
+
+    }
+
+    /**
+        * 保理合同交易信息加密
+        * @param dto
+        * @return
+    */
+
+    @Override
+    public ResultEntity contractTranInfo(StutInfoSecDto dto) throws Exception {
+        if (Constant.SHENZHENPUBLICKEY.equals(dto.getPublicKey()))
+        {
+            //加密数据
+            String encrypt = RsaUtil.encryptByPrivateKey("保理合同上链", dto.getPublicKey());
+            //通过hash256将加密数据生成区块哈希
+            String blockHashInfo = DigestUtil.sha256Hex(encrypt);
+
+            StuUploadResourceInfoExample example = new StuUploadResourceInfoExample();
+            example.createCriteria().andUserIdEqualTo(dto.getUserId()).andModuleEqualTo("保理合同");
+            List<StuUploadResourceInfo> uploadResourceInfoList = stuUploadResourceInfoMapper.selectByExample(example);
+            if (uploadResourceInfoList.isEmpty()) {
+                return new ResultEntity<>(HttpStatus.BAD_REQUEST,"加密失败");
+            }
+
+            uploadResourceInfoList.get(0).setEncryAbstract(encrypt);
+            uploadResourceInfoList.get(0).setFactorContractEncryState(1);
+
+            stuUploadResourceInfoMapper.updateByPrimaryKeySelective(uploadResourceInfoList.get(0));
+
+
+            //上链
+            //根据时间获取上一条加密数据，将数据加密，
+
+            StuBlockOnChainExample onChainExample = new StuBlockOnChainExample();
+            onChainExample.createCriteria().andUserIdEqualTo(dto.getUserId());
+            List<StuBlockOnChain> blockOnChainList = stuBlockOnChainMapper.selectByExample(onChainExample);
+            if (!blockOnChainList.isEmpty()){
+
+                //追加在上一个区块链后面
+                StuBlockOnChain stuBlockOnChain1 = stuBlockOnChainMapper.selectByTime(dto.getUserId());
+                StuBlockOnChain onChain = stuBlockOnChainMapper.selectByPrimaryKey(stuBlockOnChain1.getId());
+
+                Integer sequence = onChain.getSequence();
+
+
+                String chainName = onChain.getChainName();
+                // 从原始字符串中提取数字部分
+                String numberPart = chainName.replaceAll("[^\\d]", "");
+                // 将数字部分转换为整数
+                int number = Integer.parseInt(numberPart);
+                // 递增数字
+                number++;
+                // 根据原始字符串的格式构建新的字符串（保持数字部分的格式）
+                String newString = chainName.replaceAll("\\d+", String.format("%1d", number));
+
+                StuBlockOnChain chain = new StuBlockOnChain();
+
+                chain.setBlockIndex(onChain.getBlockIndex() + 1);
+                chain.setChainName(newString);
+                chain.setUserId(dto.getUserId());
+                chain.setChainTime(System.currentTimeMillis());
+                chain.setBlockHash(blockHashInfo);
+                chain.setPreBlockHash(onChain.getBlockHash());
+                chain.setId(RandomUtil.randomString(64));
+                chain.setBuyData(encrypt);
+                chain.setSequence(sequence+1);
+
+                stuBlockOnChainMapper.insert(chain);
+
+
+                return new ResultEntity(HttpStatus.ACCEPTED,"加密成功！",encrypt);
+
+
+            }else {
+
+                return new ResultEntity(HttpStatus.BAD_REQUEST,"加密失败！");
+
+            }
+        }
+
+
+
+        throw new ServiceException(HttpStatus.ACCEPTED,"请选择正确密钥！");
+    }
+}

BlockFinanceCentral/src/main/resources/mappers/StuUploadResourceInfoMapper.xml

@@ -12,6 +12,11 @@
     <result column="user_id" jdbcType="VARCHAR" property="userId" />
     <result column="exccess" jdbcType="VARCHAR" property="exccess" />
     <result column="module" jdbcType="VARCHAR" property="module" />
+    <result column="factor_contract_encry_state" jdbcType="INTEGER" property="factorContractEncryState" />
+    <result column="factor_contract_decry_state" jdbcType="INTEGER" property="factorContractDecryState" />
+    <result column="encry_abstract" jdbcType="VARCHAR" property="encryAbstract" />
+    <result column="signature" jdbcType="VARCHAR" property="signature" />
+    <result column="information_encry" jdbcType="VARCHAR" property="informationEncry" />
   </resultMap>
   <sql id="Example_Where_Clause">
     <where>
@@ -73,7 +78,8 @@
   </sql>
   <sql id="Base_Column_List">
     id, file_name, file_size, file_url, file_type, create_time, update_time, user_id, 
-    exccess, module
+    exccess, module, factor_contract_encry_state, factor_contract_decry_state, encry_abstract, 
+    signature, information_encry
   </sql>
   <select id="selectByExample" parameterType="com.sztzjy.block_finance.entity.StuUploadResourceInfoExample" resultMap="BaseResultMap">
     select
@@ -109,11 +115,15 @@
     insert into stu_upload_resource_info (id, file_name, file_size, 
       file_url, file_type, create_time, 
       update_time, user_id, exccess, 
-      module)
+      module, factor_contract_encry_state, factor_contract_decry_state, 
+      encry_abstract, signature, information_encry
+      )
     values (#{id,jdbcType=VARCHAR}, #{fileName,jdbcType=VARCHAR}, #{fileSize,jdbcType=VARCHAR}, 
       #{fileUrl,jdbcType=VARCHAR}, #{fileType,jdbcType=VARCHAR}, #{createTime,jdbcType=TIMESTAMP}, 
       #{updateTime,jdbcType=TIMESTAMP}, #{userId,jdbcType=VARCHAR}, #{exccess,jdbcType=VARCHAR}, 
-      #{module,jdbcType=VARCHAR})
+      #{module,jdbcType=VARCHAR}, #{factorContractEncryState,jdbcType=INTEGER}, #{factorContractDecryState,jdbcType=INTEGER}, 
+      #{encryAbstract,jdbcType=VARCHAR}, #{signature,jdbcType=VARCHAR}, #{informationEncry,jdbcType=VARCHAR}
+      )
   </insert>
   <insert id="insertSelective" parameterType="com.sztzjy.block_finance.entity.StuUploadResourceInfo">
     insert into stu_upload_resource_info
@@ -148,6 +158,21 @@
       <if test="module != null">
         module,
       </if>
+      <if test="factorContractEncryState != null">
+        factor_contract_encry_state,
+      </if>
+      <if test="factorContractDecryState != null">
+        factor_contract_decry_state,
+      </if>
+      <if test="encryAbstract != null">
+        encry_abstract,
+      </if>
+      <if test="signature != null">
+        signature,
+      </if>
+      <if test="informationEncry != null">
+        information_encry,
+      </if>
     </trim>
     <trim prefix="values (" suffix=")" suffixOverrides=",">
       <if test="id != null">
@@ -180,6 +205,21 @@
       <if test="module != null">
         #{module,jdbcType=VARCHAR},
       </if>
+      <if test="factorContractEncryState != null">
+        #{factorContractEncryState,jdbcType=INTEGER},
+      </if>
+      <if test="factorContractDecryState != null">
+        #{factorContractDecryState,jdbcType=INTEGER},
+      </if>
+      <if test="encryAbstract != null">
+        #{encryAbstract,jdbcType=VARCHAR},
+      </if>
+      <if test="signature != null">
+        #{signature,jdbcType=VARCHAR},
+      </if>
+      <if test="informationEncry != null">
+        #{informationEncry,jdbcType=VARCHAR},
+      </if>
     </trim>
   </insert>
   <select id="countByExample" parameterType="com.sztzjy.block_finance.entity.StuUploadResourceInfoExample" resultType="java.lang.Long">
@@ -221,6 +261,21 @@
       <if test="record.module != null">
         module = #{record.module,jdbcType=VARCHAR},
       </if>
+      <if test="record.factorContractEncryState != null">
+        factor_contract_encry_state = #{record.factorContractEncryState,jdbcType=INTEGER},
+      </if>
+      <if test="record.factorContractDecryState != null">
+        factor_contract_decry_state = #{record.factorContractDecryState,jdbcType=INTEGER},
+      </if>
+      <if test="record.encryAbstract != null">
+        encry_abstract = #{record.encryAbstract,jdbcType=VARCHAR},
+      </if>
+      <if test="record.signature != null">
+        signature = #{record.signature,jdbcType=VARCHAR},
+      </if>
+      <if test="record.informationEncry != null">
+        information_encry = #{record.informationEncry,jdbcType=VARCHAR},
+      </if>
     </set>
     <if test="_parameter != null">
       <include refid="Update_By_Example_Where_Clause" />
@@ -237,7 +292,12 @@
       update_time = #{record.updateTime,jdbcType=TIMESTAMP},
       user_id = #{record.userId,jdbcType=VARCHAR},
       exccess = #{record.exccess,jdbcType=VARCHAR},
-      module = #{record.module,jdbcType=VARCHAR}
+      module = #{record.module,jdbcType=VARCHAR},
+      factor_contract_encry_state = #{record.factorContractEncryState,jdbcType=INTEGER},
+      factor_contract_decry_state = #{record.factorContractDecryState,jdbcType=INTEGER},
+      encry_abstract = #{record.encryAbstract,jdbcType=VARCHAR},
+      signature = #{record.signature,jdbcType=VARCHAR},
+      information_encry = #{record.informationEncry,jdbcType=VARCHAR}
     <if test="_parameter != null">
       <include refid="Update_By_Example_Where_Clause" />
     </if>
@@ -272,6 +332,21 @@
       <if test="module != null">
         module = #{module,jdbcType=VARCHAR},
       </if>
+      <if test="factorContractEncryState != null">
+        factor_contract_encry_state = #{factorContractEncryState,jdbcType=INTEGER},
+      </if>
+      <if test="factorContractDecryState != null">
+        factor_contract_decry_state = #{factorContractDecryState,jdbcType=INTEGER},
+      </if>
+      <if test="encryAbstract != null">
+        encry_abstract = #{encryAbstract,jdbcType=VARCHAR},
+      </if>
+      <if test="signature != null">
+        signature = #{signature,jdbcType=VARCHAR},
+      </if>
+      <if test="informationEncry != null">
+        information_encry = #{informationEncry,jdbcType=VARCHAR},
+      </if>
     </set>
     where id = #{id,jdbcType=VARCHAR}
   </update>
@@ -285,7 +360,12 @@
       update_time = #{updateTime,jdbcType=TIMESTAMP},
       user_id = #{userId,jdbcType=VARCHAR},
       exccess = #{exccess,jdbcType=VARCHAR},
-      module = #{module,jdbcType=VARCHAR}
+      module = #{module,jdbcType=VARCHAR},
+      factor_contract_encry_state = #{factorContractEncryState,jdbcType=INTEGER},
+      factor_contract_decry_state = #{factorContractDecryState,jdbcType=INTEGER},
+      encry_abstract = #{encryAbstract,jdbcType=VARCHAR},
+      signature = #{signature,jdbcType=VARCHAR},
+      information_encry = #{informationEncry,jdbcType=VARCHAR}
     where id = #{id,jdbcType=VARCHAR}
   </update>
 </mapper>