package com.battery.business.service.impl;
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import java.time.Instant;
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import java.util.ArrayList;
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import java.util.LinkedHashMap;
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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 org.springframework.stereotype.Service;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.lang.Nullable;
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import com.battery.device.api.TestDataObservationAdapter;
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import com.battery.device.api.model.ChannelIdentity;
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import com.battery.device.api.discovery.DeviceDiscoveryCandidateStore;
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import com.battery.device.api.discovery.DeviceDiscoveryCandidateStore.CabinetCandidate;
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import com.battery.device.api.discovery.DeviceDiscoveryCandidateStore.ChannelCandidate;
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import com.battery.device.api.model.Measurement;
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import com.battery.business.domain.TTest;
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import com.battery.business.domain.TTestBattery;
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import com.battery.business.service.ITestLiveService;
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import com.battery.business.service.ITestLiveService.TestPlanRow;
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import com.battery.business.service.ITestLiveService.TestPlanSnapshot;
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import com.battery.business.service.ITTestService;
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import com.battery.business.mapper.TTestMapper;
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/** 将设备最新快照转换为测试视角，按测试接收状态决定是否展示采集参数。 */
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@Service
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public class TTestLiveServiceImpl implements ITestLiveService
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{
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private final ITTestService tests;
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private final DeviceDiscoveryCandidateStore candidates;
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private final TestDataObservationAdapter adapter;
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private final TTestMapper mapper;
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@Autowired
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public TTestLiveServiceImpl(ITTestService tests, DeviceDiscoveryCandidateStore candidates,
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@Nullable TestDataObservationAdapter adapter, TTestMapper mapper)
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{ this.tests = tests; this.candidates = candidates; this.adapter = adapter; this.mapper = mapper; }
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public TTestLiveServiceImpl(ITTestService tests, DeviceDiscoveryCandidateStore candidates,
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TestDataObservationAdapter adapter)
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{ this(tests, candidates, adapter, null); }
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@Override public LiveState current(Long testId)
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{
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TTest test = tests.selectTestById(testId);
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List<CabinetCandidate> cabinets = candidates.snapshot(Instant.now()).cabinets();
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List<LiveSource> sources = new ArrayList<>();
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boolean receiving = "RECEIVING".equals(test.getReceptionStatus());
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for (TTestBattery battery : test.getBatteries() == null ? List.<TTestBattery>of() : test.getBatteries())
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{
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if (battery.getBinding() != null)
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sources.add(snapshotFor(cabinetSource(battery, cabinets), receiving));
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if (battery.getCollectorId() != null)
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sources.add(collectorSource(battery, receiving));
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}
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List<Map<String, Object>> exceptions = new ArrayList<>();
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if (receiving)
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exceptions.addAll(sources.stream().filter(source -> !"COLLECTOR".equals(source.sourceType())
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&& "OFFLINE".equals(source.deviceStatus()))
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.map(source -> Map.<String, Object>of("sourceType", source.sourceType(), "sourceId", source.sourceId(),
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"batteryNo", source.batteryNo(), "status", source.deviceStatus(), "message", "数据来源当前不可观测"))
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.toList());
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// 完成或暂停后只保留历史异常事实，实时控制台不再展示开放预警。
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if (receiving && mapper != null) {
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mapper.selectWarningExceptions(testId, "OPEN").forEach(item -> exceptions.add(Map.of(
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"exceptionId", item.getExceptionId(), "sourceType", item.getSourceType(),
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"metricCode", item.getMetricCode(), "value", item.getAbnormalValue(), "unit", item.getUnit(),
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"status", item.getExceptionStatus(), "message", "测试预警异常")));
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}
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String testStatus = test.getTestStatus();
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TestPlanSnapshot testPlan = detectorTestPlan(test);
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return new LiveState(testId, testStatus, test.getReceptionStatus(), Instant.now().toEpochMilli(), sources, exceptions, testPlan);
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}
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private TestPlanSnapshot detectorTestPlan(TTest test)
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{
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if (adapter == null) return null;
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if (test.getBatteries() == null) return null;
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for (TTestBattery battery : test.getBatteries())
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{
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if (battery.getBinding() == null || battery.getBinding().getDevid() == null
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|| battery.getBinding().getChlid() == null) continue;
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try
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{
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var binding = battery.getBinding();
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var source = adapter.testPlan(new ChannelIdentity(binding.getAdapterCode(), binding.getDevtype(),
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binding.getDevid(), binding.getSubdevid(), binding.getChlid()));
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if (source == null) continue;
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List<TestPlanRow> rows = source.rows().stream()
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.map(row -> new TestPlanRow(row.rowType(), row.stepNo(), row.cyclePosition(), row.stepName(), row.durationSeconds(),
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row.voltageV(), row.executionStatus(), row.cycleCount(), row.recordCount()))
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.toList();
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return new TestPlanSnapshot(source.currentCycleNo(), source.currentStepNo(),
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source.plannedCycleCount(), rows);
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}
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catch (IllegalArgumentException ignored) { /* 来源未提供方案时保持为空。 */ }
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}
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return null;
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}
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private LiveSource snapshotFor(LiveSource fresh, boolean receiving)
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{
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// 暂停或停止只停止数据请求；设备状态仍以本次查询的最新事实为准，采集快照不继续展示。
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if (!receiving)
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return withoutSnapshot(fresh);
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return fresh;
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}
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private LiveSource withoutSnapshot(LiveSource source)
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{
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return new LiveSource(source.sourceType(), source.sourceId(), source.batteryNo(), source.deviceStatus(), Map.of());
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}
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private LiveSource cabinetSource(TTestBattery battery, List<CabinetCandidate> cabinets)
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{
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var binding = battery.getBinding();
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for (CabinetCandidate cabinet : cabinets) for (ChannelCandidate channel : cabinet.channels())
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if (Objects.equals(channel.identity().adapterCode(), binding.getAdapterCode())
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&& Objects.equals(channel.identity().devtype(), binding.getDevtype())
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&& Objects.equals(channel.identity().devid(), binding.getDevid())
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&& Objects.equals(channel.identity().subdevid(), binding.getSubdevid())
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&& Objects.equals(channel.identity().chlid(), binding.getChlid()))
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return new LiveSource("CABINET_CHANNEL", binding.getChannelId(), battery.getBatteryNo(),
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channel.online() ? "ONLINE" : "OFFLINE",
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channel.online() ? snapshot(channel) : Map.of());
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return new LiveSource("CABINET_CHANNEL", binding.getChannelId(), battery.getBatteryNo(), "OFFLINE", Map.of());
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}
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private Map<String, Object> snapshot(ChannelCandidate channel)
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{
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Map<String, Object> value = new LinkedHashMap<>();
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if (channel.latestSnapshot() == null) return value;
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value.put("source", "检测柜");
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value.put("observedAt", channel.latestSnapshot().receivedAt().toEpochMilli());
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// BTS 核心采样字段是快照的一等事实，不能只依赖动态 measurements 展示。
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value.put("currentA", channel.latestSnapshot().currentA());
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value.put("voltageV", channel.latestSnapshot().voltageV());
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value.put("capacityAh", channel.latestSnapshot().capacityAh());
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value.put("energyWh", channel.latestSnapshot().energyWh());
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// 实时方案需要设备当前循环和实际工步；这些字段只用于快照展示，不形成历史采集事实。
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value.put("cycleNo", channel.latestSnapshot().cycleNo());
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value.put("stepNo", channel.latestSnapshot().stepNo());
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value.put("stepType", channel.latestSnapshot().stepType());
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value.put("totalTimeSeconds", channel.latestSnapshot().totalTimeSeconds());
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value.put("measurements", channel.latestSnapshot().measurements().entrySet().stream().map(entry -> {
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Measurement measurement = entry.getValue();
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return Map.of("metricCode", entry.getKey(), "value", measurement.value(), "unit", measurement.unit());
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}).toList());
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List<String> units = new ArrayList<>();
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if (channel.latestSnapshot().currentA() != null) units.add("A");
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if (channel.latestSnapshot().voltageV() != null) units.add("V");
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if (channel.latestSnapshot().capacityAh() != null) units.add("Ah");
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if (channel.latestSnapshot().energyWh() != null) units.add("Wh");
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units.addAll(channel.latestSnapshot().measurements().values().stream().map(Measurement::unit).toList());
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value.put("units", units.stream().filter(item -> item != null && !item.isBlank()).distinct().toList());
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return value;
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}
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private LiveSource collectorSource(TTestBattery battery, boolean receiving)
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{
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if (adapter == null || mapper == null) return new LiveSource("COLLECTOR", battery.getCollectorId(), battery.getBatteryNo(),
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"OFFLINE", Map.of());
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String collectorCode = mapper.selectCollectorCode(battery.getCollectorId());
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// 非接收状态只读设备发现事实，不能先请求测量再隐藏，否则仍会产生新观测。
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if (!receiving)
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{
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boolean online = candidates.findCollector(collectorCode, Instant.now())
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.map(DeviceDiscoveryCandidateStore.CollectorCandidate::online).orElse(false);
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return new LiveSource("COLLECTOR", battery.getCollectorId(), battery.getBatteryNo(),
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online ? "ONLINE" : "OFFLINE", Map.of());
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}
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var collector = adapter.latestCollector(collectorCode);
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if (collector != null)
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{
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Map<String, Object> value = new LinkedHashMap<>();
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value.put("source", "采集器"); value.put("sampleIntervalMs", collector.sampleIntervalMs());
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// 在业务响应边界转换毫秒时间，设备时间与服务器接收时间分别保留。
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value.put("measurements", collector.measurements().stream().filter(item -> battery.getCollectorChannels() != null
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&& battery.getCollectorChannels().stream().anyMatch(binding -> binding.getChannelCode().equals(item.channelCode()))).map(item -> {
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Map<String, Object> measurement = new LinkedHashMap<>();
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measurement.put("metricCode", item.metricCode());
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measurement.put("channelCode", item.channelCode());
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measurement.put("value", item.value());
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measurement.put("unit", item.unit());
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measurement.put("deviceTime", item.deviceTime().toEpochMilli());
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measurement.put("serverReceivedAt", item.serverReceivedAt().toEpochMilli());
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return measurement;
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}).toList());
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value.put("units", collector.measurements().stream().map(item -> item.unit()).distinct().toList());
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collector.measurements().stream().map(item -> item.serverReceivedAt()).max(Instant::compareTo)
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.ifPresent(observedAt -> value.put("observedAt", observedAt.toEpochMilli()));
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return new LiveSource("COLLECTOR", battery.getCollectorId(), battery.getBatteryNo(),
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collector.online() ? "ONLINE" : "OFFLINE", collector.online() ? value : Map.of());
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}
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return new LiveSource("COLLECTOR", battery.getCollectorId(), battery.getBatteryNo(), "OFFLINE", Map.of());
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}
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}
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