package jnpf.flowable.util;

import org.junit.Test;

import java.util.Arrays;
import java.time.LocalDate;
import java.time.ZoneId;
import java.util.Collections;
import java.util.HashMap;
import java.util.LinkedHashMap;
import java.util.Map;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNull;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;
import static org.mockito.ArgumentMatchers.eq;
import static org.mockito.ArgumentMatchers.any;

import jnpf.base.entity.DictionaryDataEntity;
import jnpf.base.model.datainterface.DataInterfacePage;
import jnpf.permission.entity.UserEntity;

public class FlowAuditTitleUtilTest {

    private static final String FORM = "{\"fields\":["
            + "{\"config\":{\"children\":[{\"vModel\":\"name\",\"config\":{\"biz_log_enabled\":true}}]}},"
            + "{\"vModel\":\"tableFieldA\",\"config\":{\"jnpfKey\":\"table\",\"children\":["
            + "{\"vModel\":\"batch\",\"config\":{\"biz_log_enabled\":true}},"
            + "{\"vModel\":\"memo\",\"config\":{\"biz_log_enabled\":true}},"
            + "{\"vModel\":\"ignored\",\"config\":{\"biz_log_enabled\":false}}]}},"
            + "{\"vModel\":\"biz_sign\",\"config\":{\"biz_log_enabled\":true}}]}";

    @Test
    public void usesOnlyConfiguredValuesFromFirstChildRow() {
        Map<String, Object> first = new LinkedHashMap<>();
        first.put("batch", "B-01");
        first.put("memo", "");
        first.put("ignored", "hidden");
        Map<String, Object> second = new LinkedHashMap<>();
        second.put("batch", "B-02");
        second.put("memo", "second row");
        Map<String, Object> data = new HashMap<>();
        data.put("name", "申请单");
        data.put("tableFieldA", Arrays.asList(first, second));
        data.put("biz_sign", "secret");

        assertEquals("申请单/B-01", FlowAuditTitleUtil.suffix(FORM, data));
    }

    @Test
    public void doesNotFallbackToSecondRowWhenFirstIsBlank() {
        Map<String, Object> data = new HashMap<>();
        data.put("tableFieldA", Arrays.asList(Collections.emptyMap(),
                Collections.singletonMap("batch", "B-02")));
        assertNull(FlowAuditTitleUtil.suffix(FORM, data));
    }

    @Test
    public void appendsOnlyOnceToExistingTaskName() {
        assertEquals("审核申请/申请单/B-01", FlowAuditTitleUtil.append("审核申请", "申请单/B-01"));
        assertEquals("审核申请/申请单/B-01",
                FlowAuditTitleUtil.append("审核申请/申请单/B-01", "申请单/B-01"));
        assertEquals("审核申请", FlowAuditTitleUtil.append("审核申请", null));
    }

    @Test
    public void resolvesUserDictionaryAndStaticSelectLabels() {
        ServiceUtil service = mock(ServiceUtil.class);
        UserEntity user = new UserEntity();
        user.setId("u1");
        user.setRealName("张三");
        when(service.getUserName(Collections.singletonList("u1"))).thenReturn(Collections.singletonList(user));
        DictionaryDataEntity dictionary = new DictionaryDataEntity();
        dictionary.setId("d1");
        dictionary.setFullName("已批准");
        when(service.getDictionaryData("status")).thenReturn(Collections.singletonList(dictionary));
        String form = "{\"fields\":["
                + "{\"vModel\":\"user\",\"config\":{\"jnpfKey\":\"userSelect\",\"biz_log_enabled\":true}},"
                + "{\"vModel\":\"status\",\"config\":{\"jnpfKey\":\"select\",\"dataType\":\"dictionary\",\"dictionaryType\":\"status\",\"biz_log_enabled\":true}},"
                + "{\"vModel\":\"grade\",\"config\":{\"jnpfKey\":\"select\",\"dataType\":\"static\",\"biz_log_enabled\":true},"
                + "\"props\":{\"value\":\"id\",\"label\":\"fullName\"},\"options\":[{\"id\":\"a\",\"fullName\":\"A级\"}]}]}";
        Map<String, Object> data = new HashMap<>();
        data.put("user", "u1");
        data.put("status", "d1");
        data.put("grade", "a");
        assertEquals("张三/已批准/A级", FlowAuditTitleUtil.suffix(form, data,
                new FlowAuditTitleValueResolver(service)));
    }

    @Test
    public void resolvesPopupLabelAndFormatsDate() {
        ServiceUtil service = mock(ServiceUtil.class);
        when(service.getInterfaceRows(eq("items"), any(DataInterfacePage.class)))
                .thenReturn(Collections.singletonList(Map.of("id", "p1", "name", "试剂一")));
        String form = "{\"fields\":["
                + "{\"vModel\":\"item\",\"interfaceId\":\"items\",\"propsValue\":\"id\","
                + "\"relationField\":\"name\",\"config\":{\"jnpfKey\":\"popupSelect\",\"biz_log_enabled\":true}},"
                + "{\"vModel\":\"day\",\"format\":\"yyyy-MM-dd\","
                + "\"config\":{\"jnpfKey\":\"date\",\"biz_log_enabled\":true}}]}";
        Map<String, Object> data = new HashMap<>();
        data.put("item", "p1");
        data.put("day", LocalDate.of(2024, 1, 2).atStartOfDay(ZoneId.systemDefault()).toInstant().toEpochMilli());
        assertEquals("试剂一/2024-01-02", FlowAuditTitleUtil.suffix(form, data,
                new FlowAuditTitleValueResolver(service)));
    }
}