From fd82105a3dfe347c4c9acb0410c117d8d67c9339 Mon Sep 17 00:00:00 2001
From: Junjie <fallin.jie@qq.com>
Date: 星期三, 18 三月 2026 10:40:16 +0800
Subject: [PATCH] #

---
 src/main/java/com/zy/asrs/controller/DeviceLogController.java |  436 ++++++++++++++++++++++++++++++++++++++++++++++++------
 1 files changed, 386 insertions(+), 50 deletions(-)

diff --git a/src/main/java/com/zy/asrs/controller/DeviceLogController.java b/src/main/java/com/zy/asrs/controller/DeviceLogController.java
index a498bd5..d5804a2 100644
--- a/src/main/java/com/zy/asrs/controller/DeviceLogController.java
+++ b/src/main/java/com/zy/asrs/controller/DeviceLogController.java
@@ -14,6 +14,8 @@
 import org.springframework.web.bind.annotation.RequestParam;
 import org.springframework.web.bind.annotation.RestController;
 import jakarta.servlet.http.HttpServletResponse;
+import java.io.ByteArrayOutputStream;
+import java.io.RandomAccessFile;
 import java.nio.charset.StandardCharsets;
 import java.nio.file.Files;
 import java.nio.file.Path;
@@ -27,6 +29,16 @@
 @RestController
 public class DeviceLogController extends BaseController {
 
+    private static final List<String> DEVICE_TYPE_ORDER = Arrays.asList("Crn", "DualCrn", "Rgv", "Devp");
+    private static final Map<String, String> DEVICE_TYPE_LABELS = new LinkedHashMap<>();
+
+    static {
+        DEVICE_TYPE_LABELS.put("Crn", "鍫嗗灈鏈�");
+        DEVICE_TYPE_LABELS.put("DualCrn", "鍙屽伐浣嶅爢鍨涙満");
+        DEVICE_TYPE_LABELS.put("Rgv", "RGV");
+        DEVICE_TYPE_LABELS.put("Devp", "杈撻�佽澶�");
+    }
+
     @Value("${deviceLogStorage.loggingPath}")
     private String loggingPath;
 
@@ -36,6 +48,31 @@
         int totalCount;
         int processedCount;
         boolean finished;
+    }
+
+    private static class FileNameInfo {
+        String type;
+        String deviceNo;
+        String day;
+        int index;
+    }
+
+    private static class FileTimeRange {
+        Long startTime;
+        Long endTime;
+    }
+
+    private static class DeviceAggregate {
+        String type;
+        String typeLabel;
+        String deviceNo;
+        int fileCount;
+        Long firstTime;
+        Long lastTime;
+        Integer firstIndex;
+        Integer lastIndex;
+        Path firstFile;
+        Path lastFile;
     }
 
     private static final Map<String, ProgressInfo> DOWNLOAD_PROGRESS = new ConcurrentHashMap<>();
@@ -135,6 +172,142 @@
             return R.ok(res);
         } catch (Exception e) {
             return R.error("璇诲彇璁惧鍒楄〃澶辫触");
+        }
+    }
+
+    @RequestMapping(value = "/deviceLog/day/{day}/summary/auth")
+    @ManagerAuth
+    public R summary(@PathVariable("day") String day) {
+        try {
+            String dayClean = normalizeDay(day);
+            if (dayClean == null) {
+                return R.error("鏃ユ湡鏍煎紡閿欒");
+            }
+            Path dayDir = Paths.get(loggingPath, dayClean);
+            if (!Files.exists(dayDir) || !Files.isDirectory(dayDir)) {
+                return R.ok(buildEmptySummary());
+            }
+
+            Map<String, DeviceAggregate> aggregateMap = new LinkedHashMap<>();
+            try (Stream<Path> stream = Files.list(dayDir)) {
+                List<Path> files = stream
+                        .filter(p -> !Files.isDirectory(p) && p.getFileName().toString().endsWith(".log"))
+                        .collect(Collectors.toList());
+                for (Path file : files) {
+                    FileNameInfo info = parseFileName(file.getFileName().toString());
+                    if (info == null || !dayClean.equals(info.day) || !DEVICE_TYPE_LABELS.containsKey(info.type)) {
+                        continue;
+                    }
+                    String key = info.type + ":" + info.deviceNo;
+                    DeviceAggregate aggregate = aggregateMap.computeIfAbsent(key, k -> {
+                        DeviceAggregate x = new DeviceAggregate();
+                        x.type = info.type;
+                        x.typeLabel = DEVICE_TYPE_LABELS.get(info.type);
+                        x.deviceNo = info.deviceNo;
+                        return x;
+                    });
+                    aggregate.fileCount += 1;
+                    if (aggregate.firstIndex == null || info.index < aggregate.firstIndex) {
+                        aggregate.firstIndex = info.index;
+                        aggregate.firstFile = file;
+                    }
+                    if (aggregate.lastIndex == null || info.index > aggregate.lastIndex) {
+                        aggregate.lastIndex = info.index;
+                        aggregate.lastFile = file;
+                    }
+                }
+            }
+            for (DeviceAggregate aggregate : aggregateMap.values()) {
+                if (aggregate.firstFile != null) {
+                    FileTimeRange firstRange = readFileTimeRange(aggregate.firstFile);
+                    aggregate.firstTime = firstRange.startTime != null ? firstRange.startTime : firstRange.endTime;
+                }
+                if (aggregate.lastFile != null) {
+                    FileTimeRange lastRange = readFileTimeRange(aggregate.lastFile);
+                    aggregate.lastTime = lastRange.endTime != null ? lastRange.endTime : lastRange.startTime;
+                }
+            }
+            return R.ok(buildSummaryResponse(aggregateMap.values()));
+        } catch (Exception e) {
+            log.error("璇诲彇璁惧鏃ュ織鎽樿澶辫触", e);
+            return R.error("璇诲彇璁惧鏃ュ織鎽樿澶辫触");
+        }
+    }
+
+    @RequestMapping(value = "/deviceLog/day/{day}/timeline/auth")
+    @ManagerAuth
+    public R timeline(@PathVariable("day") String day,
+                      @RequestParam("type") String type,
+                      @RequestParam("deviceNo") String deviceNo) {
+        try {
+            String dayClean = normalizeDay(day);
+            if (dayClean == null) {
+                return R.error("鏃ユ湡鏍煎紡閿欒");
+            }
+            if (type == null || SlaveType.findInstance(type) == null) {
+                return R.error("璁惧绫诲瀷閿欒");
+            }
+            if (deviceNo == null || !deviceNo.chars().allMatch(Character::isDigit)) {
+                return R.error("璁惧缂栧彿閿欒");
+            }
+            Path dayDir = Paths.get(loggingPath, dayClean);
+            if (!Files.exists(dayDir) || !Files.isDirectory(dayDir)) {
+                return R.error("鏈壘鍒版棩蹇楁枃浠�");
+            }
+            List<Path> files = findDeviceFiles(dayDir, dayClean, type, deviceNo);
+            if (files.isEmpty()) {
+                return R.error("鏈壘鍒版棩蹇楁枃浠�");
+            }
+
+            List<Map<String, Object>> segments = new ArrayList<>();
+            Long startTime = null;
+            for (int i = 0; i < files.size(); i++) {
+                Long segmentStart = getFileStartTime(files.get(i));
+                if (segmentStart != null && (startTime == null || segmentStart < startTime)) {
+                    startTime = segmentStart;
+                }
+                Map<String, Object> segment = new LinkedHashMap<>();
+                segment.put("offset", i);
+                segment.put("startTime", segmentStart);
+                segment.put("endTime", null);
+                segments.add(segment);
+            }
+            Long endTime = getFileEndTime(files.get(files.size() - 1));
+            if (endTime == null) {
+                for (int i = segments.size() - 1; i >= 0; i--) {
+                    Long segmentStart = (Long) segments.get(i).get("startTime");
+                    if (segmentStart != null) {
+                        endTime = segmentStart;
+                        break;
+                    }
+                }
+            }
+            for (int i = 0; i < segments.size(); i++) {
+                Long segmentEnd = null;
+                if (i < segments.size() - 1) {
+                    segmentEnd = (Long) segments.get(i + 1).get("startTime");
+                }
+                if (segmentEnd == null && i == segments.size() - 1) {
+                    segmentEnd = endTime;
+                }
+                if (segmentEnd == null) {
+                    segmentEnd = (Long) segments.get(i).get("startTime");
+                }
+                segments.get(i).put("endTime", segmentEnd);
+            }
+
+            Map<String, Object> result = new HashMap<>();
+            result.put("type", type);
+            result.put("typeLabel", DEVICE_TYPE_LABELS.getOrDefault(type, type));
+            result.put("deviceNo", deviceNo);
+            result.put("startTime", startTime);
+            result.put("endTime", endTime);
+            result.put("totalFiles", files.size());
+            result.put("segments", segments);
+            return R.ok(result);
+        } catch (Exception e) {
+            log.error("璇诲彇璁惧鏃ュ織鏃堕棿杞村け璐�", e);
+            return R.error("璇诲彇璁惧鏃ュ織鏃堕棿杞村け璐�");
         }
     }
 
@@ -306,13 +479,21 @@
     
     private Long getFileStartTime(Path file) {
         try {
-            String firstLine = null;
-            try (Stream<String> lines = Files.lines(file, StandardCharsets.UTF_8)) {
-                firstLine = lines.findFirst().orElse(null);
-            }
+            String firstLine = readFirstNonBlankLine(file);
             if (firstLine == null) return null;
             DeviceDataLog firstLog = JSON.parseObject(firstLine, DeviceDataLog.class);
             return firstLog.getCreateTime().getTime();
+        } catch (Exception e) {
+            return null;
+        }
+    }
+
+    private Long getFileEndTime(Path file) {
+        try {
+            String lastLine = readLastNonBlankLine(file);
+            if (lastLine == null) return null;
+            DeviceDataLog lastLog = JSON.parseObject(lastLine, DeviceDataLog.class);
+            return lastLog.getCreateTime().getTime();
         } catch (Exception e) {
             return null;
         }
@@ -346,31 +527,8 @@
                 response.setStatus(404);
                 return;
             }
-            List<Path> files = Files.list(dayDir)
-                    .filter(p -> {
-                        String name = p.getFileName().toString();
-                        String prefix = type + "_" + deviceNo + "_" + dayClean + "_";
-                        return name.endsWith(".log") && name.startsWith(prefix);
-                    }).collect(Collectors.toList());
-            // 鎺掑簭锛堟寜鏂囦欢涓殑绱㈠紩鍙烽�掑锛�
-            String prefix = type + "_" + deviceNo + "_" + dayClean + "_";
-            files.sort(Comparator.comparingInt(p -> {
-                String n = p.getFileName().toString();
-                try {
-                    String suf = n.substring(prefix.length(), n.length() - 4);
-                    return Integer.parseInt(suf);
-                } catch (Exception e) {
-                    return Integer.MAX_VALUE;
-                }
-            }));
-            int from = offset == null || offset < 0 ? 0 : offset;
-            int max = limit == null || limit <= 0 ? 200 : limit;
-            int to = Math.min(files.size(), from + max);
-            if (from >= files.size()) {
-                response.setStatus(404);
-                return;
-            }
-            files = files.subList(from, to);
+            List<Path> files = findDeviceFiles(dayDir, dayClean, type, deviceNo);
+            files = sliceDownloadFiles(files, offset, limit);
             if (files.isEmpty()) {
                 response.setStatus(404);
                 return;
@@ -447,29 +605,14 @@
             if (!Files.exists(dayDir) || !Files.isDirectory(dayDir)) {
                 return R.error("褰撴棩鐩綍涓嶅瓨鍦�");
             }
-            List<Path> files = Files.list(dayDir)
-                    .filter(p -> {
-                        String name = p.getFileName().toString();
-                        String prefix = type + "_" + deviceNo + "_" + dayClean + "_";
-                        return name.endsWith(".log") && name.startsWith(prefix);
-                    }).collect(Collectors.toList());
-            String prefix = type + "_" + deviceNo + "_" + dayClean + "_";
-            files.sort(Comparator.comparingInt(p -> {
-                String n = p.getFileName().toString();
-                try {
-                    String suf = n.substring(prefix.length(), n.length() - 4);
-                    return Integer.parseInt(suf);
-                } catch (Exception e) {
-                    return Integer.MAX_VALUE;
-                }
-            }));
-            int from = offset == null || offset < 0 ? 0 : offset;
-            int max = limit == null || limit <= 0 ? 200 : limit;
-            int to = Math.min(files.size(), from + max);
-            if (from >= files.size()) {
+            List<Path> files = findDeviceFiles(dayDir, dayClean, type, deviceNo);
+            if ((offset != null && offset >= files.size())) {
                 return R.error("璧峰搴忓彿瓒呭嚭鑼冨洿");
             }
-            files = files.subList(from, to);
+            files = sliceDownloadFiles(files, offset, limit);
+            if (files.isEmpty()) {
+                return R.error("鏈壘鍒版棩蹇楁枃浠�");
+            }
             String id = UUID.randomUUID().toString();
             ProgressInfo info = new ProgressInfo();
             info.totalCount = files.size();
@@ -552,4 +695,197 @@
         
         return R.ok(enums);
     }
+
+    private Map<String, Object> buildEmptySummary() {
+        return buildSummaryResponse(Collections.emptyList());
+    }
+
+    private Map<String, Object> buildSummaryResponse(Collection<DeviceAggregate> aggregates) {
+        List<DeviceAggregate> aggregateList = new ArrayList<>(aggregates);
+        Map<String, Object> stats = new LinkedHashMap<>();
+        Map<String, Object> typeCounts = new LinkedHashMap<>();
+        int totalFiles = 0;
+        for (String type : DEVICE_TYPE_ORDER) {
+            int count = (int) aggregateList.stream().filter(item -> type.equals(item.type)).count();
+            typeCounts.put(type, count);
+        }
+        for (DeviceAggregate aggregate : aggregateList) {
+            totalFiles += aggregate.fileCount;
+        }
+        stats.put("totalDevices", aggregateList.size());
+        stats.put("totalFiles", totalFiles);
+        stats.put("typeCounts", typeCounts);
+
+        List<Map<String, Object>> groups = new ArrayList<>();
+        for (String type : DEVICE_TYPE_ORDER) {
+            List<DeviceAggregate> devices = aggregateList.stream()
+                    .filter(item -> type.equals(item.type))
+                    .sorted(Comparator.comparingInt(item -> parseDeviceNo(item.deviceNo)))
+                    .collect(Collectors.toList());
+            Map<String, Object> group = new LinkedHashMap<>();
+            group.put("type", type);
+            group.put("typeLabel", DEVICE_TYPE_LABELS.get(type));
+            group.put("deviceCount", devices.size());
+            group.put("totalFiles", devices.stream().mapToInt(item -> item.fileCount).sum());
+            group.put("devices", devices.stream().map(item -> {
+                Map<String, Object> x = new LinkedHashMap<>();
+                x.put("type", item.type);
+                x.put("typeLabel", item.typeLabel);
+                x.put("deviceNo", item.deviceNo);
+                x.put("fileCount", item.fileCount);
+                x.put("firstTime", item.firstTime);
+                x.put("lastTime", item.lastTime);
+                return x;
+            }).collect(Collectors.toList()));
+            groups.add(group);
+        }
+
+        Map<String, Object> result = new LinkedHashMap<>();
+        result.put("stats", stats);
+        result.put("groups", groups);
+        return result;
+    }
+
+    private String normalizeDay(String day) {
+        String dayClean = day == null ? null : day.replaceAll("\\D", "");
+        if (dayClean == null || dayClean.length() != 8 || !dayClean.chars().allMatch(Character::isDigit)) {
+            return null;
+        }
+        return dayClean;
+    }
+
+    private List<Path> findDeviceFiles(Path dayDir, String dayClean, String type, String deviceNo) throws Exception {
+        String prefix = type + "_" + deviceNo + "_" + dayClean + "_";
+        List<Path> files;
+        try (Stream<Path> stream = Files.list(dayDir)) {
+            files = stream
+                    .filter(p -> {
+                        String name = p.getFileName().toString();
+                        return name.endsWith(".log") && name.startsWith(prefix);
+                    })
+                    .collect(Collectors.toList());
+        }
+        files.sort(Comparator.comparingInt(p -> {
+            String n = p.getFileName().toString();
+            try {
+                String suf = n.substring(prefix.length(), n.length() - 4);
+                return Integer.parseInt(suf);
+            } catch (Exception e) {
+                return Integer.MAX_VALUE;
+            }
+        }));
+        return files;
+    }
+
+    private List<Path> sliceDownloadFiles(List<Path> files, Integer offset, Integer limit) {
+        if (files == null || files.isEmpty()) {
+            return Collections.emptyList();
+        }
+        int from = offset == null || offset < 0 ? 0 : offset;
+        if (from >= files.size()) {
+            return Collections.emptyList();
+        }
+        if (offset == null && limit == null) {
+            return new ArrayList<>(files);
+        }
+        int to;
+        if (limit == null || limit <= 0) {
+            to = files.size();
+        } else {
+            to = Math.min(files.size(), from + limit);
+        }
+        return new ArrayList<>(files.subList(from, to));
+    }
+
+    private FileNameInfo parseFileName(String fileName) {
+        if (fileName == null || !fileName.endsWith(".log")) {
+            return null;
+        }
+        String[] parts = fileName.split("_", 4);
+        if (parts.length < 4) {
+            return null;
+        }
+        FileNameInfo info = new FileNameInfo();
+        info.type = parts[0];
+        info.deviceNo = parts[1];
+        info.day = parts[2];
+        try {
+            info.index = Integer.parseInt(parts[3].replace(".log", ""));
+        } catch (Exception e) {
+            return null;
+        }
+        return info;
+    }
+
+    private int parseDeviceNo(String deviceNo) {
+        try {
+            return Integer.parseInt(String.valueOf(deviceNo));
+        } catch (Exception e) {
+            return Integer.MAX_VALUE;
+        }
+    }
+
+    private FileTimeRange readFileTimeRange(Path file) {
+        FileTimeRange range = new FileTimeRange();
+        try {
+            String firstLine = readFirstNonBlankLine(file);
+            String lastLine = readLastNonBlankLine(file);
+            range.startTime = parseLogTime(firstLine);
+            range.endTime = parseLogTime(lastLine);
+            return range;
+        } catch (Exception e) {
+            return range;
+        }
+    }
+
+    private Long parseLogTime(String line) {
+        try {
+            if (line == null || line.trim().isEmpty()) {
+                return null;
+            }
+            DeviceDataLog logItem = JSON.parseObject(line, DeviceDataLog.class);
+            return logItem != null && logItem.getCreateTime() != null ? logItem.getCreateTime().getTime() : null;
+        } catch (Exception e) {
+            return null;
+        }
+    }
+
+    private String readFirstNonBlankLine(Path file) {
+        try (Stream<String> lines = Files.lines(file, StandardCharsets.UTF_8)) {
+            return lines.filter(line -> line != null && !line.trim().isEmpty()).findFirst().orElse(null);
+        } catch (Exception e) {
+            return null;
+        }
+    }
+
+    private String readLastNonBlankLine(Path file) {
+        try (RandomAccessFile randomAccessFile = new RandomAccessFile(file.toFile(), "r")) {
+            long length = randomAccessFile.length();
+            if (length <= 0) {
+                return null;
+            }
+            ByteArrayOutputStream baos = new ByteArrayOutputStream();
+            for (long pointer = length - 1; pointer >= 0; pointer--) {
+                randomAccessFile.seek(pointer);
+                int read = randomAccessFile.read();
+                if (read == '\n' || read == '\r') {
+                    if (baos.size() > 0) {
+                        break;
+                    }
+                    continue;
+                }
+                baos.write(read);
+            }
+            byte[] bytes = baos.toByteArray();
+            for (int i = 0, j = bytes.length - 1; i < j; i++, j--) {
+                byte tmp = bytes[i];
+                bytes[i] = bytes[j];
+                bytes[j] = tmp;
+            }
+            String line = new String(bytes, StandardCharsets.UTF_8).trim();
+            return line.isEmpty() ? null : line;
+        } catch (Exception e) {
+            return null;
+        }
+    }
 }

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