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2 weeks ago · a5400fda8b
1 changed files with 0 additions and 178 deletions
--- a/code/springboot/newBank/src/main/java/demo/weiyichi/controller/TransferAccount.java
+++ b/code/springboot/newBank/src/main/java/demo/weiyichi/controller/TransferAccount.java
@ -1,178 +0,0 @@
 package demo.weiyichi.controller;
 import demo.weiyichi.model.AccountTab;
 import demo.weiyichi.model.ApiResponse;
 import demo.weiyichi.model.RecordTable;
 import demo.weiyichi.model.WithdrawMoneyDTO;
 import demo.weiyichi.model.TransferDTO;
 import demo.weiyichi.model.QueryDTO;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.dao.EmptyResultDataAccessException;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.ResponseEntity;
 import org.springframework.jdbc.core.JdbcTemplate;
 import org.springframework.transaction.annotation.Transactional;
 import org.springframework.util.CollectionUtils;
 import org.springframework.util.StringUtils;
 import org.springframework.web.bind.annotation.*;
 import java.time.LocalDateTime;
 import java.time.format.DateTimeFormatter;
 import java.util.ArrayList;
 import java.util.List;
 import java.util.Map;
 import java.math.BigDecimal;
@RestController
@RequestMapping("/weiyichi")
 public class transferAccount {
    @Autowired
    private JdbcTemplate jdbcTemplate;
    private Boolean verifyAccountPassword(String cardNo, String password) {
        String sql = "SELECT * FROM account_tab WHERE cardNo = ? AND password = ?";
        return !jdbcTemplate.queryForList(sql, cardNo, password).isEmpty();
    }
    // 查询账户信息
    private List<Map<String, Object>> getAccount(String cardNo) {
        String sql = "SELECT * FROM account_tab WHERE cardNo = ?";
        return jdbcTemplate.queryForList(sql, cardNo);
    }
    // 生成流水号
    private String getRecordNo(String staffNo, String organiNm) {
        String formattedTime = LocalDateTime.now().format(DateTimeFormatter.ofPattern("yyyyMMdd"));
        String sql = "SELECT COUNT(*) FROM recordtable";
        int count = jdbcTemplate.queryForObject(sql, Integer.class) + 1;
        String sequence = String.format("%06d", count);
        return formattedTime + organiNm + staffNo + sequence;
    }
    // 保存流水记录
    private void saveRecordTable(RecordTable record) {
        String sql = "INSERT INTO recordtable (date, cardNo, money, serviceTy, balance, recordNo) VALUES (?, ?, ?, ?, ?, ?)";
        String date = LocalDateTime.now().format(DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss"));
        jdbcTemplate.update(sql, date, record.getCardNo(), record.getMoney(), record.getServiceTy(), record.getBalance(), record.getRecordNo());
    }
    // 转账接口
    @PostMapping("/transfer")
    @Transactional
    public ResponseEntity<String> transfer(@RequestBody TransferDTO transferDTO) {
        // 验证转出账户
        if (!verifyAccountPassword(transferDTO.getFromCardNo(), transferDTO.getPassword())) {
            return ResponseEntity.badRequest().body("密码错误");
        }
        // 查询转出账户
        List<Map<String, Object>> fromAccount = getAccount(transferDTO.getFromCardNo());
        if (CollectionUtils.isEmpty(fromAccount)) {
            return ResponseEntity.badRequest().body("转出账户不存在");
        }
        Double fromBalance = Double.parseDouble(fromAccount.get(0).get("balance").toString());
        // 验证余额
        if (fromBalance < transferDTO.getMoney()) {
            return ResponseEntity.badRequest().body("余额不足");
        }
        // 查询转入账户
        List<Map<String, Object>> toAccount = getAccount(transferDTO.getToCardNo());
        if (CollectionUtils.isEmpty(toAccount)) {
            return ResponseEntity.badRequest().body("转入账户不存在");
        }
        // 更新转出账户
        String updateFromSql = "UPDATE account_tab SET balance = balance - ? WHERE cardNo = ?";
        jdbcTemplate.update(updateFromSql, transferDTO.getMoney(), transferDTO.getFromCardNo());
        // 更新转入账户
        String updateToSql = "UPDATE account_tab SET balance = balance + ? WHERE cardNo = ?";
        jdbcTemplate.update(updateToSql, transferDTO.getMoney(), transferDTO.getToCardNo());
        // 生成流水记录（转出）
        createTransferRecord(transferDTO.getFromCardNo(), transferDTO.getMoney(), "2",
                Double.parseDouble(fromAccount.get(0).get("balance").toString()) - transferDTO.getMoney(),
                transferDTO.getStaffNo(), transferDTO.getOrganiNm());
        // 生成流水记录（转入）
        createTransferRecord(transferDTO.getToCardNo(), transferDTO.getMoney(), "1",
                Double.parseDouble(toAccount.get(0).get("balance").toString()) + transferDTO.getMoney(),
                transferDTO.getStaffNo(), transferDTO.getOrganiNm());
        return ResponseEntity.ok("转账成功");
    }
    private void createTransferRecord(String cardNo, Double amount, String serviceTy,
                                      Double balance, String staffNo, String organiNm) {
        RecordTable record = new RecordTable();
        record.setCardNo(cardNo);
        record.setMoney(amount);
        record.setServiceTy(serviceTy);
        record.setBalance(balance);
        record.setRecordNo(getRecordNo(staffNo, organiNm));
        saveRecordTable(record);
    }
    @GetMapping("/getTransactions")
    public List<Map<String, Object>> getTransactions(
            @RequestParam String cardNo,
            @RequestParam(required = false) String startDate,
            @RequestParam(required = false) String endDate) {
        StringBuilder sql = new StringBuilder(
                "SELECT date, money, serviceTy, balance, recordNo FROM recordtable WHERE cardNo = ?");
        List<Object> params = new ArrayList<>();
        params.add(cardNo);
        if (StringUtils.hasText(startDate)) {
            sql.append(" AND date >= ?");
            params.add(startDate + " 00:00:00");
        }
        if (StringUtils.hasText(endDate)) {
            sql.append(" AND date <= ?");
            params.add(endDate + " 23:59:59");
        }
        sql.append(" ORDER BY date DESC");
        return jdbcTemplate.queryForList(sql.toString(), params.toArray());
    }
    @GetMapping("/getBalance")
    public ResponseEntity<Double> getBalance(@RequestParam String cardNo) {
        String sql = "SELECT balance FROM account_tab WHERE cardNo = ?";
        try {
            Double balance = jdbcTemplate.queryForObject(sql, Double.class, cardNo);
            return ResponseEntity.ok(balance);
        } catch (EmptyResultDataAccessException e) {
            return ResponseEntity.notFound().build();
        }
    }
    @PostMapping("/closeAccount")
    public ResponseEntity<String> closeAccount(
            @RequestParam String cardNo,
            @RequestParam String password) {
        // 验证账户
        if (!verifyAccountPassword(cardNo, password)) {
            return ResponseEntity.badRequest().body("密码错误");
        }
        // 检查余额
        Double balance = jdbcTemplate.queryForObject(
                "SELECT balance FROM account_tab WHERE cardNo = ?", Double.class, cardNo);
        if (balance > 0) {
            return ResponseEntity.badRequest().body("账户余额不为零，请先结清");
        }
        // 更新账户状态
        int updated = jdbcTemplate.update(
                "UPDATE account_tab SET status = '2' WHERE cardNo = ?", cardNo);
        if (updated > 0) {
            return ResponseEntity.ok("销户成功");
        }
        return ResponseEntity.badRequest().body("销户失败");
    }
 }