package com.sinata.appointment.service;
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import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
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import com.fasterxml.jackson.core.type.TypeReference;
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import com.fasterxml.jackson.databind.ObjectMapper;
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import com.sinata.appointment.constants.ApprovalNodeCode;
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import com.sinata.appointment.constants.ApprovalTaskStatus;
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import com.sinata.appointment.dto.ApprovalFlowGroupVo;
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import com.sinata.appointment.dto.ApprovalFlowNodeVo;
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import com.sinata.appointment.dto.ApprovalFlowTaskUserVo;
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import com.sinata.appointment.entity.AppointmentOrder;
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import com.sinata.appointment.entity.ApprovalInstance;
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import com.sinata.appointment.entity.ApprovalTask;
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import com.sinata.appointment.entity.BizApprovalNodeConfig;
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import com.sinata.appointment.entity.MpStaffGroup;
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import com.sinata.appointment.entity.MpUser;
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import com.sinata.appointment.entity.SysDept;
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import com.sinata.appointment.mapper.AppointmentOrderMapper;
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import com.sinata.appointment.mapper.ApprovalInstanceMapper;
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import com.sinata.appointment.mapper.ApprovalTaskMapper;
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import com.sinata.appointment.mapper.BizApprovalNodeConfigMapper;
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import com.sinata.appointment.mapper.MpStaffGroupMapper;
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import com.sinata.appointment.mapper.MpUserMapper;
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import com.sinata.appointment.mapper.SysDeptMapper;
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import com.sinata.appointment.util.UuidAssert;
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import java.util.ArrayList;
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import java.util.LinkedHashMap;
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import java.util.LinkedHashSet;
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import java.util.List;
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import java.util.Map;
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import java.util.Objects;
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import java.util.Set;
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import lombok.RequiredArgsConstructor;
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import org.springframework.stereotype.Service;
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import org.springframework.util.StringUtils;
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@Service
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@RequiredArgsConstructor
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public class ApprovalFlowViewApplicationService {
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private static final TypeReference<List<String>> STRING_LIST_TYPE = new TypeReference<>() {};
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private final ApprovalInstanceMapper approvalInstanceMapper;
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private final ApprovalTaskMapper approvalTaskMapper;
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private final BizApprovalNodeConfigMapper bizApprovalNodeConfigMapper;
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private final AppointmentOrderMapper appointmentOrderMapper;
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private final MpUserMapper mpUserMapper;
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private final SysDeptMapper sysDeptMapper;
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private final MpStaffGroupMapper mpStaffGroupMapper;
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private final ObjectMapper objectMapper;
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public List<ApprovalFlowNodeVo> treeByOrderId(Long orderId) {
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return treeByOrderId(orderId, null);
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}
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public List<ApprovalFlowNodeVo> treeByOrderId(Long orderId, String orderUuid) {
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if (orderId == null || orderId <= 0) {
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return List.of();
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}
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ApprovalInstance inst = loadLatestInstance(orderId);
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if (inst == null) {
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return List.of();
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}
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AppointmentOrder order = appointmentOrderMapper.selectById(orderId);
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if (order != null && StringUtils.hasText(orderUuid)) {
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UuidAssert.match(order, orderUuid);
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}
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List<ApprovalTask> tasks =
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approvalTaskMapper.selectList(
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new LambdaQueryWrapper<ApprovalTask>()
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.eq(ApprovalTask::getDelFlag, 0)
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.eq(ApprovalTask::getInstanceId, inst.getId())
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.orderByAsc(ApprovalTask::getCreateTime)
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.orderByAsc(ApprovalTask::getId));
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if (tasks.isEmpty()) {
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return List.of();
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}
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Map<String, String> nodeNameMap = loadNodeNameMap();
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Map<Long, MpUser> userMap = loadUserMap(tasks);
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Map<Long, String> deptNameMap = loadDeptNameMap(tasks);
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Map<Long, String> staffGroupNameMap = loadStaffGroupNameMap(tasks);
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List<String> localUnitNames = parseStringList(order == null ? null : order.getPassLocalUnitNames());
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LinkedHashMap<String, LinkedHashMap<String, List<ApprovalTask>>> byNode = new LinkedHashMap<>();
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for (ApprovalTask t : tasks) {
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byNode.computeIfAbsent(t.getNodeCode(), k -> new LinkedHashMap<>())
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.computeIfAbsent(t.getGroupKey(), k -> new ArrayList<>())
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.add(t);
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}
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List<ApprovalFlowNodeVo> out = new ArrayList<>();
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int tmpIdx = 1;
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for (Map.Entry<String, LinkedHashMap<String, List<ApprovalTask>>> nodeEntry : byNode.entrySet()) {
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String nodeCode = nodeEntry.getKey();
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ApprovalFlowNodeVo nodeVo = new ApprovalFlowNodeVo();
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nodeVo.setNodeCode(nodeCode);
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nodeVo.setNodeName(nodeNameMap.getOrDefault(nodeCode, nodeCode));
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for (Map.Entry<String, List<ApprovalTask>> groupEntry : nodeEntry.getValue().entrySet()) {
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String groupKey = groupEntry.getKey();
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List<ApprovalTask> groupTasks = groupEntry.getValue();
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ApprovalFlowGroupVo g = new ApprovalFlowGroupVo();
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g.setGroupKey(groupKey);
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GroupMeta meta = resolveGroupMeta(nodeCode, groupKey, deptNameMap, staffGroupNameMap, localUnitNames, tmpIdx);
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if ("TEMP_GROUP".equals(meta.groupType())) {
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tmpIdx++;
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}
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g.setGroupType(meta.groupType());
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g.setGroupName(meta.groupName());
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g.setGroupStatus(calcStatus(groupTasks));
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for (ApprovalTask t : groupTasks) {
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ApprovalFlowTaskUserVo u = new ApprovalFlowTaskUserVo();
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u.setTaskId(t.getId());
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u.setUserId(t.getAssigneeUserId());
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MpUser mp = userMap.get(t.getAssigneeUserId());
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u.setUserName(resolveUserName(mp));
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u.setAvatarUrl(mp == null ? null : mp.getAvatarUrl());
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u.setTaskStatus(t.getTaskStatus());
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u.setComment(t.getComment());
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u.setActionTime(t.getUpdateTime());
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g.getUsers().add(u);
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}
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nodeVo.getGroups().add(g);
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}
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nodeVo.setNodeStatus(calcNodeStatus(nodeVo.getGroups()));
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out.add(nodeVo);
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}
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return out;
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}
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private ApprovalInstance loadLatestInstance(Long orderId) {
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List<ApprovalInstance> list =
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approvalInstanceMapper.selectList(
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new LambdaQueryWrapper<ApprovalInstance>()
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.eq(ApprovalInstance::getDelFlag, 0)
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.eq(ApprovalInstance::getOrderId, orderId)
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.orderByDesc(ApprovalInstance::getId));
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return list.isEmpty() ? null : list.get(0);
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}
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private Map<String, String> loadNodeNameMap() {
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List<BizApprovalNodeConfig> rows =
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bizApprovalNodeConfigMapper.selectList(
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new LambdaQueryWrapper<BizApprovalNodeConfig>()
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.eq(BizApprovalNodeConfig::getDelFlag, 0)
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.orderByAsc(BizApprovalNodeConfig::getSortOrder));
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Map<String, String> map = new LinkedHashMap<>();
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for (BizApprovalNodeConfig row : rows) {
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map.put(row.getNodeCode(), row.getNodeName());
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}
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return map;
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}
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private Map<Long, MpUser> loadUserMap(List<ApprovalTask> tasks) {
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Set<Long> ids = new LinkedHashSet<>();
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for (ApprovalTask t : tasks) {
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if (t.getAssigneeUserId() != null && t.getAssigneeUserId() > 0) {
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ids.add(t.getAssigneeUserId());
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}
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}
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if (ids.isEmpty()) {
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return Map.of();
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}
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List<MpUser> rows =
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mpUserMapper.selectList(
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new LambdaQueryWrapper<MpUser>()
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.eq(MpUser::getDelFlag, 0)
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.in(MpUser::getId, ids));
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Map<Long, MpUser> out = new LinkedHashMap<>();
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for (MpUser row : rows) {
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out.put(row.getId(), row);
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}
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return out;
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}
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private Map<Long, String> loadDeptNameMap(List<ApprovalTask> tasks) {
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Set<Long> deptIds = new LinkedHashSet<>();
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for (ApprovalTask t : tasks) {
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Long deptId = parseTailId(t.getGroupKey(), ":DEPT:");
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if (deptId != null && deptId > 0) {
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deptIds.add(deptId);
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}
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}
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if (deptIds.isEmpty()) {
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return Map.of();
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}
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List<SysDept> rows =
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sysDeptMapper.selectList(
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new LambdaQueryWrapper<SysDept>()
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.eq(SysDept::getDelFlag, 0)
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.in(SysDept::getId, deptIds));
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Map<Long, String> out = new LinkedHashMap<>();
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for (SysDept row : rows) {
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out.put(row.getId(), row.getDeptName());
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}
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return out;
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}
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private Map<Long, String> loadStaffGroupNameMap(List<ApprovalTask> tasks) {
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Set<Long> ids = new LinkedHashSet<>();
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for (ApprovalTask t : tasks) {
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Long gid = parseTailId(t.getGroupKey(), ":GROUP:");
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if (gid != null && gid > 0) {
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ids.add(gid);
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}
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}
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if (ids.isEmpty()) {
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return Map.of();
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}
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List<MpStaffGroup> rows =
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mpStaffGroupMapper.selectList(
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new LambdaQueryWrapper<MpStaffGroup>()
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.eq(MpStaffGroup::getDelFlag, 0)
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.in(MpStaffGroup::getId, ids));
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Map<Long, String> out = new LinkedHashMap<>();
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for (MpStaffGroup row : rows) {
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out.put(row.getId(), row.getGroupName());
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}
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return out;
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}
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private GroupMeta resolveGroupMeta(
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String nodeCode,
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String groupKey,
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Map<Long, String> deptNameMap,
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Map<Long, String> staffGroupNameMap,
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List<String> localUnitNames,
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int tmpIdx) {
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if (!ApprovalNodeCode.LEVEL3_LOCAL_DEPT_LEADER.equals(nodeCode)) {
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return new GroupMeta("DEFAULT", "审批人");
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}
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Long deptId = parseTailId(groupKey, ":DEPT:");
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if (deptId != null) {
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String name = deptNameMap.getOrDefault(deptId, "部门#" + deptId);
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return new GroupMeta("DEPT", name + "审批组");
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}
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Long gid = parseTailId(groupKey, ":GROUP:");
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if (gid != null) {
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String name = staffGroupNameMap.getOrDefault(gid, "分组#" + gid);
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return new GroupMeta("STAFF_GROUP", name + "审批组");
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}
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if (groupKey != null && groupKey.contains(":TMP:")) {
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String unitName =
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localUnitNames.isEmpty()
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? null
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: (localUnitNames.size() == 1
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? localUnitNames.get(0)
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: localUnitNames.get(Math.min(tmpIdx - 1, localUnitNames.size() - 1)));
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String label = StringUtils.hasText(unitName) ? unitName + "临时负责组" : "临时负责组";
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return new GroupMeta("TEMP_GROUP", label);
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}
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return new GroupMeta("DEFAULT", "审批组");
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}
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private static Long parseTailId(String groupKey, String token) {
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if (!StringUtils.hasText(groupKey) || !groupKey.contains(token)) {
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return null;
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}
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int idx = groupKey.lastIndexOf(token);
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if (idx < 0) {
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return null;
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}
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String raw = groupKey.substring(idx + token.length());
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if (!StringUtils.hasText(raw)) {
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return null;
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}
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try {
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return Long.parseLong(raw.trim());
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} catch (Exception ex) {
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return null;
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}
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}
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private List<String> parseStringList(String json) {
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if (!StringUtils.hasText(json)) {
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return List.of();
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}
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try {
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List<String> rows = objectMapper.readValue(json, STRING_LIST_TYPE);
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if (rows == null) {
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return List.of();
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}
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List<String> out = new ArrayList<>();
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for (String row : rows) {
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if (StringUtils.hasText(row)) {
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out.add(row.trim());
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}
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}
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return out;
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} catch (Exception ex) {
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return List.of();
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}
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}
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private String calcNodeStatus(List<ApprovalFlowGroupVo> groups) {
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if (groups.isEmpty()) {
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return ApprovalTaskStatus.WAITING;
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}
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boolean hasRejected = false;
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boolean hasPending = false;
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boolean hasWaiting = false;
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for (ApprovalFlowGroupVo g : groups) {
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String s = g.getGroupStatus();
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if (ApprovalTaskStatus.REJECTED.equals(s)) {
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hasRejected = true;
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} else if (ApprovalTaskStatus.PENDING.equals(s)) {
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hasPending = true;
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} else if (ApprovalTaskStatus.WAITING.equals(s)) {
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hasWaiting = true;
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}
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}
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if (hasRejected) {
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return ApprovalTaskStatus.REJECTED;
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}
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if (hasPending) {
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return ApprovalTaskStatus.PENDING;
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}
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if (hasWaiting) {
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return ApprovalTaskStatus.WAITING;
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}
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return ApprovalTaskStatus.APPROVED;
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}
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private String calcStatus(List<ApprovalTask> tasks) {
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if (tasks == null || tasks.isEmpty()) {
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return ApprovalTaskStatus.WAITING;
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}
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boolean hasRejected = false;
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boolean hasPending = false;
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boolean hasWaiting = false;
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for (ApprovalTask t : tasks) {
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if (ApprovalTaskStatus.REJECTED.equals(t.getTaskStatus())) {
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hasRejected = true;
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} else if (ApprovalTaskStatus.PENDING.equals(t.getTaskStatus())) {
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hasPending = true;
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} else if (ApprovalTaskStatus.WAITING.equals(t.getTaskStatus())) {
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hasWaiting = true;
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}
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}
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if (hasRejected) {
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return ApprovalTaskStatus.REJECTED;
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}
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if (hasPending) {
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return ApprovalTaskStatus.PENDING;
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}
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if (hasWaiting) {
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return ApprovalTaskStatus.WAITING;
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}
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return ApprovalTaskStatus.APPROVED;
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}
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private static String resolveUserName(MpUser user) {
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if (user == null) {
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return "";
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}
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if (StringUtils.hasText(user.getNickName())) {
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return user.getNickName();
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}
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if (StringUtils.hasText(user.getStaffNo())) {
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return user.getStaffNo();
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}
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return String.valueOf(Objects.requireNonNullElse(user.getId(), 0L));
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}
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private record GroupMeta(String groupType, String groupName) {}
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}
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