package com.baiyue.lastleg.dispatch;

import com.baomidou.mybatisplus.annotation.FieldStrategy;
import com.baomidou.mybatisplus.annotation.TableField;
import com.baiyue.lastleg.dispatch.entity.DispatchPalletLock;
import com.baiyue.lastleg.dispatch.mapper.DispatchPalletLockMapper;
import org.apache.ibatis.annotations.Update;
import org.junit.jupiter.api.Test;

import java.util.Arrays;

import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertTrue;

class DispatchPalletLockPersistenceContractTest {
    @Test
    void nullableLockFieldsAreWrittenAsNullOnReleaseAndFinalization() throws Exception {
        assertAlwaysUpdated("activeKey");
        assertAlwaysUpdated("draftToken");
        assertAlwaysUpdated("expiresAt");
    }

    @Test
    void relockClearsInactiveUniqueKeyResidue() throws Exception {
        Update update = DispatchPalletLockMapper.class
            .getMethod("clearInactiveActiveKey", String.class, String.class)
            .getAnnotation(Update.class);
        String sql = String.join(" ", Arrays.asList(update.value()));

        assertTrue(sql.contains("active_key=NULL"));
        assertTrue(sql.contains("status!='ACTIVE'"));
    }

    private void assertAlwaysUpdated(String fieldName) throws Exception {
        TableField field = DispatchPalletLock.class.getDeclaredField(fieldName).getAnnotation(TableField.class);
        assertEquals(FieldStrategy.ALWAYS, field.updateStrategy());
    }
}