fix(finance): show direct-paid costs as fully paid

finance/src/main/java/com/baiyue/finance/service/FinanceQueryService.java

@@ -219,6 +219,7 @@ public class FinanceQueryService {
             row.outstandingAmount(), row.currency(), row.status(), row.version())).toList();
     }
 
+    /** 成本查询按来源付款事实回显金额，直接已付不能再次展示为待付款。 */
     public List<PayableSettlement> payableSettlements(Long customerId) {
         validateOptionalCustomer(customerId);
         String sql = "SELECT id,tenant_id,cost_no,cost_type,order_id,inbound_id,container_id,supplier_name_snapshot,fee_item_name,cost_amount,currency_code,status,created_at,version FROM fin_cost WHERE 1=1";
@@ -227,9 +228,13 @@ public class FinanceQueryService {
         return jdbc.query(sql + " ORDER BY created_at DESC,id DESC",
             (rs, rowNum) -> {
                 BigDecimal amount = rs.getBigDecimal("cost_amount");
+                boolean directPaid = "SOURCE_DIRECT_PAID".equals(rs.getString("cost_type"));
+                // 已确认直付成本已全额付款；作废历史不再计入有效已付，也不形成新应付。
+                BigDecimal paid = directPaid && "CONFIRMED".equals(rs.getString("status")) ? amount : BigDecimal.ZERO;
+                BigDecimal outstanding = directPaid ? BigDecimal.ZERO : amount;
                 return new PayableSettlement(rs.getLong("id"), rs.getLong("tenant_id"), rs.getString("cost_no"), rs.getString("cost_type"),
                     nullableLong(rs, "order_id"), nullableLong(rs, "inbound_id"), nullableLong(rs, "container_id"), rs.getString("supplier_name_snapshot"),
-                    rs.getString("fee_item_name"), amount, BigDecimal.ZERO, amount, rs.getString("currency_code"), rs.getString("status"),
+                    rs.getString("fee_item_name"), amount, paid, outstanding, rs.getString("currency_code"), rs.getString("status"),
                     time(rs, "created_at"), rs.getInt("version"));
             }, args);
     }

finance/src/test/java/com/baiyue/finance/FinanceDirectPaidCostReadTest.java

@@ -0,0 +1,89 @@
+package com.baiyue.finance;
+
+import com.baiyue.finance.service.FinanceQueryService;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.params.ParameterizedTest;
+import org.junit.jupiter.params.provider.ValueSource;
+import org.springframework.jdbc.core.JdbcTemplate;
+import org.springframework.jdbc.datasource.DriverManagerDataSource;
+
+import java.util.UUID;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.assertj.core.api.Assertions.assertThatThrownBy;
+
+/** 成本列表和详情须与直接已付事实一致，不能提示供应商费用仍待支付。 */
+class FinanceDirectPaidCostReadTest {
+    private JdbcTemplate jdbc;
+    private FinanceQueryService service;
+
+    /** 使用隔离内存表验证正式读取路径，不访问共享测试环境。 */
+    @BeforeEach
+    void setUp() {
+        jdbc = new JdbcTemplate(new DriverManagerDataSource(
+            "jdbc:h2:mem:cost-read-" + UUID.randomUUID() + ";MODE=MySQL;DB_CLOSE_DELAY=-1", "sa", ""));
+        jdbc.execute("CREATE TABLE fin_cost(id BIGINT PRIMARY KEY,tenant_id BIGINT,cost_no VARCHAR(128),"
+            + "cost_type VARCHAR(24),cost_origin VARCHAR(24),order_id BIGINT,inbound_id BIGINT,container_id BIGINT,"
+            + "supplier_name_snapshot VARCHAR(128),fee_item_name VARCHAR(128),cost_amount DECIMAL(18,2),"
+            + "currency_code VARCHAR(3),status VARCHAR(24),created_at TIMESTAMP,version INT)");
+        jdbc.execute("CREATE TABLE fin_cost_allocation(id BIGINT,tenant_id BIGINT,cost_id BIGINT,order_id BIGINT,"
+            + "inbound_id BIGINT,volume_cbm DECIMAL(18,6),total_volume_cbm DECIMAL(18,6),allocation_rate DECIMAL(18,6),"
+            + "allocated_amount DECIMAL(18,2),rounding_adjustment BOOLEAN)");
+        service = new FinanceQueryService(jdbc, new ObjectMapper());
+    }
+
+    /** 头程与海外直付均已付款，列表和详情不能再次显示未付余额。 */
+    @ParameterizedTest
+    @ValueSource(strings = {"BUSINESS_DIRECT_PAID", "FIRSTLEG_DIRECT_PAID"})
+    void confirmedDirectPaidCostIsFullyPaidInListAndDetail(String origin) {
+        insertCost(1, 11, "SOURCE_DIRECT_PAID", origin, "CONFIRMED");
+
+        var row = service.payableSettlements(11L).get(0);
+        assertThat(row.payableAmount()).isEqualByComparingTo("0.03");
+        assertThat(row.paidAmount()).isEqualByComparingTo("0.03");
+        assertThat(row.outstandingAmount()).isZero();
+        assertThat(service.cost(11, 1).cost()).isEqualTo(row);
+    }
+
+    /** 已作废的直付历史保留原金额，但不再作为有效已付或待付款展示。 */
+    @Test
+    void voidedDirectPaidCostHasNoActivePaymentOrOutstandingAmount() {
+        insertCost(1, 11, "SOURCE_DIRECT_PAID", "BUSINESS_DIRECT_PAID", "VOIDED");
+
+        var row = service.payableSettlements(11L).get(0);
+        assertThat(row.payableAmount()).isEqualByComparingTo("0.03");
+        assertThat(row.paidAmount()).isZero();
+        assertThat(row.outstandingAmount()).isZero();
+        assertThat(row.status()).isEqualTo("VOIDED");
+    }
+
+    /** 人工补充成本没有直接已付事实，不能被自动视为付款完成。 */
+    @ParameterizedTest
+    @ValueSource(strings = {"SINGLE_ORDER", "CONTAINER_SHARED"})
+    void manualCostKeepsItsExistingUnpaidAmounts(String type) {
+        insertCost(1, 11, type, "MANUAL", "CONFIRMED");
+
+        var row = service.payableSettlements(11L).get(0);
+        assertThat(row.paidAmount()).isZero();
+        assertThat(row.outstandingAmount()).isEqualByComparingTo("0.03");
+    }
+
+    /** 金额回显修复不能让其他客户读到成本列表或详情。 */
+    @Test
+    void costReadsKeepCustomerIsolation() {
+        insertCost(1, 11, "SOURCE_DIRECT_PAID", "BUSINESS_DIRECT_PAID", "CONFIRMED");
+
+        assertThat(service.payableSettlements(12L)).isEmpty();
+        assertThatThrownBy(() -> service.cost(12, 1)).hasMessageContaining("成本不存在或不属于客户");
+    }
+
+    /** 仅构造测试所需的成本事实，金额对应本轮发现问题的小额样本。 */
+    private void insertCost(long id, long customer, String type, String origin, String status) {
+        jdbc.update("INSERT INTO fin_cost(id,tenant_id,cost_no,cost_type,cost_origin,order_id,container_id,"
+                + "supplier_name_snapshot,fee_item_name,cost_amount,currency_code,status,created_at,version) "
+                + "VALUES(?,?,?,?,?,101,201,'验收供应商','人工费',0.03,'CNY',?,CURRENT_TIMESTAMP,0)",
+            id, customer, "COST-READ-TEST", type, origin, status);
+    }
+}