fix: db

scripts/prune-c2-photos-before.sh

@@ -0,0 +1,77 @@
+#!/usr/bin/env bash
+# Delete photo files under storage/app/private/c2 older than a cutoff (mtime).
+# Deletes as it finds — does not collect the full list first.
+# Default cutoff: 2026-09-15 00:00:00 (keeps the 15th and later).
+#
+#   ./scripts/prune-c2-photos-before.sh
+#   ./scripts/prune-c2-photos-before.sh --execute
+#   BEFORE=2026-09-15 ./scripts/prune-c2-photos-before.sh --execute
+
+set -u
+
+SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
+if [ -z "${APP_ROOT:-}" ]; then
+  APP_ROOT="$(cd "$SCRIPT_DIR/.." && pwd)"
+fi
+BEFORE="${BEFORE:-2026-09-15}"
+CUTOFF="${BEFORE} 00:00:00"
+EXECUTE=0
+if [ "${1:-}" = "--execute" ]; then
+  EXECUTE=1
+fi
+
+PHOTOS="${APP_ROOT}/storage/app/private/c2/photos"
+PREVIEWS="${APP_ROOT}/storage/app/private/c2/photo-previews"
+
+if [ ! -d "$PHOTOS" ]; then
+  echo "ERROR: missing $PHOTOS" >&2
+  exit 2
+fi
+
+echo "=== prune c2 photos by mtime ==="
+echo "app    : $APP_ROOT"
+echo "cutoff : before $CUTOFF"
+echo "mode   : $([ "$EXECUTE" -eq 1 ] && echo EXECUTE || echo DRY-RUN)"
+echo "hint   : deletes while scanning; a line every 200 files"
+echo
+
+prune_dir() {
+  local dir="$1"
+  local label="$2"
+  if [ ! -d "$dir" ]; then
+    echo "$label: skip (missing)"
+    return 0
+  fi
+
+  echo "$label: $dir"
+  if [ "$EXECUTE" -eq 1 ]; then
+    find "$dir" -type f ! -newermt "$CUTOFF" -print -delete
+  else
+    find "$dir" -type f ! -newermt "$CUTOFF" -print
+  fi | awk -v label="$label" '
+    {
+      n++
+      if (n <= 5 || n % 200 == 0) {
+        print "  " label "  " n "  " $0
+        fflush()
+      }
+    }
+    END {
+      print "  " label "  total=" (n + 0)
+      fflush()
+    }
+  '
+}
+
+prune_dir "$PHOTOS" "photos"
+prune_dir "$PREVIEWS" "previews"
+
+if [ "$EXECUTE" -eq 1 ]; then
+  find "$PHOTOS" -mindepth 1 -type d -empty -delete 2>/dev/null || true
+  if [ -d "$PREVIEWS" ]; then
+    find "$PREVIEWS" -mindepth 1 -type d -empty -delete 2>/dev/null || true
+  fi
+  echo "done (deleted as found)"
+else
+  echo "dry-run only; pass --execute to delete"
+fi

scripts/shift-old-datetimes-minus-8h.sql

@@ -0,0 +1,34 @@
+-- Only devices.* times. Dashboard / daily-report device counts use created_at
+-- (and updated_at for「活跃」). Do not touch photos / visits / other tables.
+--
+-- 1) 备份 devices
+-- 2) 把 @cutoff 改成切时区那一刻
+-- 3) 先预览，再 START TRANSACTION … COMMIT
+-- 4) 提交后：php artisan coruna:daily-stats --all
+
+SET time_zone = '+08:00';
+SET @cutoff = '2026-09-16 14:00:00';  -- TODO: 改成实际切时区的时间
+
+SELECT 'created_at' AS col, COUNT(*) AS n, MIN(created_at) AS mn, MAX(created_at) AS mx
+  FROM devices WHERE created_at IS NOT NULL AND created_at < @cutoff
+UNION ALL SELECT 'updated_at', COUNT(*), MIN(updated_at), MAX(updated_at)
+  FROM devices WHERE updated_at IS NOT NULL AND updated_at < @cutoff
+UNION ALL SELECT 'first_seen_at', COUNT(*), MIN(first_seen_at), MAX(first_seen_at)
+  FROM devices WHERE first_seen_at IS NOT NULL AND first_seen_at < @cutoff
+UNION ALL SELECT 'last_seen_at', COUNT(*), MIN(last_seen_at), MAX(last_seen_at)
+  FROM devices WHERE last_seen_at IS NOT NULL AND last_seen_at < @cutoff;
+
+START TRANSACTION;
+
+UPDATE devices SET created_at = DATE_SUB(created_at, INTERVAL 8 HOUR)
+ WHERE created_at IS NOT NULL AND created_at < @cutoff;
+UPDATE devices SET updated_at = DATE_SUB(updated_at, INTERVAL 8 HOUR)
+ WHERE updated_at IS NOT NULL AND updated_at < @cutoff;
+UPDATE devices SET first_seen_at = DATE_SUB(first_seen_at, INTERVAL 8 HOUR)
+ WHERE first_seen_at IS NOT NULL AND first_seen_at < @cutoff;
+UPDATE devices SET last_seen_at = DATE_SUB(last_seen_at, INTERVAL 8 HOUR)
+ WHERE last_seen_at IS NOT NULL AND last_seen_at < @cutoff;
+
+-- 后台看一台改时区前的设备，时间对了再 COMMIT
+COMMIT;
+-- ROLLBACK;