时间显示异常

This commit is contained in:
YueL1331
2026-01-14 14:42:33 +08:00
parent 9ebfd79414
commit f043983d24
4 changed files with 137 additions and 48 deletions

View File

@ -11,7 +11,7 @@ from flask_apscheduler import APScheduler
# ✅ 1. 核心模块引用
# ==============================================================================
try:
# [新增] 导入配置类
# 导入配置类
from config import Config
# 数据库实例
@ -23,13 +23,13 @@ try:
# 核心业务逻辑 (爬虫)
from services.core import execute_monitor_task
# [新增] 核心业务逻辑 (IoT) - 用于定时任务
# 核心业务逻辑 (IoT) - 用于定时任务
from services.iot_api import sync_iot_data_service
# 路由蓝图
try:
from routes.api import api_bp as device_bp
# [新增] 导入保存逻辑,供定时任务复用
# 导入保存逻辑,供定时任务复用
from routes.api import save_iot_cards_to_db, calculate_offset
except ImportError:
from routes.api import device_bp, save_iot_cards_to_db, calculate_offset
@ -40,22 +40,39 @@ except ImportError as e:
# ==============================================================================
# 2. 路径计算 (辅助静态文件服务)
# 2. 路径计算 (核心修复:区分资源路径和数据路径)
# ==============================================================================
# 注意Config 类中已经处理了数据库路径,这里主要处理 web_dist 静态资源路径
def get_base_path():
def get_paths():
"""
计算关键路径:
1. resource_base: 用于存放 web_dist (打包后在临时目录)
2. data_base: 用于存放数据库 (打包后在 exe 旁边)
"""
if getattr(sys, 'frozen', False):
if hasattr(sys, '_MEIPASS'):
return sys._MEIPASS
# --- 打包环境 (PyInstaller) ---
# 资源文件在临时解压目录 (sys._MEIPASS)
resource_base = sys._MEIPASS
# 数据文件(数据库)在 exe 所在目录 (sys.executable 的父目录)
data_base = os.path.dirname(sys.executable)
else:
return os.path.dirname(os.path.abspath(sys.executable))
else:
return os.path.abspath(os.path.dirname(__file__))
# --- 开发环境 ---
base = os.path.abspath(os.path.dirname(__file__))
resource_base = base
data_base = base
return resource_base, data_base
BASE_DIR = get_base_path()
STATIC_FOLDER = os.path.join(BASE_DIR, 'web_dist')
INSTANCE_FOLDER = os.path.join(BASE_DIR, 'instance')
# 获取路径
RESOURCE_BASE, DATA_BASE = get_paths()
# 定义具体文件夹路径
STATIC_FOLDER = os.path.join(RESOURCE_BASE, 'web_dist')
# ⚠️ 关键:强制将 instance 文件夹定位到数据目录 (exe旁边),而不是临时目录
INSTANCE_PATH = os.path.join(DATA_BASE, 'instance')
# 修复 Windows MIME 类型
mimetypes.add_type('application/javascript', '.js')
@ -63,7 +80,7 @@ mimetypes.add_type('text/css', '.css')
# ==============================================================================
# 3. 定时任务逻辑 (同时运行 爬虫 + IoT同步)
# 3. 定时任务逻辑 (保持不变)
# ==============================================================================
def auto_monitor_job(app):
"""定时任务具体执行逻辑"""
@ -109,7 +126,7 @@ def auto_monitor_job(app):
except Exception as e:
print(f"❌ [定时任务-爬虫] 异常: {e}")
# --- 任务 B: IoT 同步 (新增) ---
# --- 任务 B: IoT 同步 ---
if sync_iot_data_service:
try:
# 1. 获取数据
@ -136,21 +153,35 @@ def auto_monitor_job(app):
# 4. Flask 应用工厂
# ==============================================================================
def create_app():
# 指定静态文件
app = Flask(__name__, static_folder=STATIC_FOLDER)
# ⚠️ 关键修改:显式传入 instance_path告诉 Flask 去哪里找/存 数据库文件
app = Flask(__name__, static_folder=STATIC_FOLDER, instance_path=INSTANCE_PATH)
CORS(app)
# 1. 确保 instance 目录存在
if not os.path.exists(INSTANCE_FOLDER):
os.makedirs(INSTANCE_FOLDER, exist_ok=True)
# 1. 确保 instance 目录存在 (在 exe 旁边创建文件夹)
if not os.path.exists(app.instance_path):
try:
os.makedirs(app.instance_path, exist_ok=True)
print(f"📁 已创建数据目录: {app.instance_path}")
except OSError as e:
print(f"❌ 无法创建数据目录 {app.instance_path}: {e}")
# ==========================================================
# ✅ 2. 核心修复:加载 config.py 中的配置
# ==========================================================
# 2. 加载配置
app.config.from_object(Config)
# 打印一下关键配置,确保 IoT 配置已加载 (调试用)
# print(f"DEBUG Config Loaded: IOT_APP_ID={app.config.get('IOT_APP_ID')}")
# ⚠️ 关键修改:强制重写数据库 URI确保使用绝对路径
# 即使 Config 里写了,这里也要确保它指向我们刚才计算出的 INSTANCE_PATH
db_name = 'monitor_data.db' # 你的数据库文件名
db_path = os.path.join(app.instance_path, db_name)
# Windows下路径分隔符处理防止报错
if sys.platform.startswith('win'):
app.config['SQLALCHEMY_DATABASE_URI'] = f'sqlite:///{db_path}'
else:
app.config['SQLALCHEMY_DATABASE_URI'] = f'sqlite:////{db_path}'
app.config['SQLALCHEMY_TRACK_MODIFICATIONS'] = False
print(f"💾 数据库路径锁定为: {db_path}")
# 3. 初始化扩展
db.init_app(app)
@ -177,8 +208,9 @@ def create_app():
# -------------------------------------------------
@app.route('/')
def serve_index():
if not os.path.exists(os.path.join(app.static_folder, 'index.html')):
return "❌ 错误: 前端文件丢失 (web_dist/index.html)", 404
index_path = os.path.join(app.static_folder, 'index.html')
if not os.path.exists(index_path):
return f"❌ 错误: 前端文件丢失 ({index_path})", 404
return send_from_directory(app.static_folder, 'index.html')
@app.route('/<path:path>')
@ -193,6 +225,7 @@ def create_app():
return send_from_directory(app.static_folder, 'index.html')
with app.app_context():
# 自动创建表结构
db.create_all()
return app
@ -202,5 +235,5 @@ if __name__ == '__main__':
app = create_app()
debug_mode = not getattr(sys, 'frozen', False)
print("🚀 服务启动中...")
# 注意:use_reloader=False 防止定时任务执行两次
# use_reloader=False 防止定时任务执行两次
app.run(host='0.0.0.0', port=5000, debug=debug_mode, use_reloader=False)

View File

@ -258,6 +258,25 @@ def devices_overview():
for d in devices:
item = d.to_dict()
# =========== 【新增修复】强制格式化时间 ===========
# 无论模型返回什么,这里都强制从数据库原始字段获取,并确保包含时分秒
raw_time = d.latest_time
if raw_time:
# 1. 如果是 datetime 对象 (防万一)
if hasattr(raw_time, 'strftime'):
item['latest_time'] = raw_time.strftime("%Y-%m-%d %H:%M:%S")
# 2. 如果是字符串
else:
s = str(raw_time).strip()
# 如果只有日期且用下划线 (如 2026_01_14),且没有冒号,则补全
if '_' in s and ':' not in s:
item['latest_time'] = s.replace('_', '-') + " 00:00:00"
else:
# 已经是正常字符串(如 2026-01-14 13:49:26直接使用
item['latest_time'] = s
# ===============================================
parsed_content = {}
if d.json_data:
try:

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@ -5,7 +5,7 @@
</main>
<footer class="version-footer">
2.2版本 © 2026 Device Monitor
2.4版本 © 2026 Device Monitor
</footer>
</div>
</template>

View File

@ -291,40 +291,76 @@ const fetchData = async () => {
const isOrphanIoT = (item.source === 'iot_card')
const isWhitelist = !!item.is_whitelist
// 1. 数据时效处理
// === 1. 智能时间解析与格式化 (增强版) ===
let diffDays = 0, diffHours = 0, isToday = false, validTime = false
let timeStr = item.latest_time
// 默认显示原始值,稍后如果解析成功则覆盖它
let displayTime = timeStr
if (timeStr && timeStr !== 'N/A') {
const cleanTime = timeStr.toString().replace(/_/g, '-')
const d = new Date(cleanTime)
if (!isNaN(d.getTime())) {
let d = null;
const str = timeStr.toString().trim();
// A. 尝试匹配标准格式: YYYY-MM-DD HH:mm:ss
const matchStandard = str.match(/^(\d{4})-(\d{2})-(\d{2})\s+(\d{2}):(\d{2}):(\d{2})$/);
if (matchStandard) {
d = new Date(
parseInt(matchStandard[1]),
parseInt(matchStandard[2]) - 1,
parseInt(matchStandard[3]),
parseInt(matchStandard[4]),
parseInt(matchStandard[5]),
parseInt(matchStandard[6])
);
} else {
// B. 兜底逻辑:处理下划线或其他格式 (如 2026_01_14)
// 先把下划线全换成横杠
let cleanStr = str.replace(/_/g, '-')
// 如果长度不够(只有日期),补全时间,防止 new Date 解析成 UTC 0点导致时差
if (cleanStr.length <= 10) {
cleanStr += ' 00:00:00'
}
// 处理 T 分隔符 (ISO格式)
cleanStr = cleanStr.replace(' ', 'T')
d = new Date(cleanStr);
}
// C. 如果解析成功,强制重新生成统一的显示字符串
if (d && !isNaN(d.getTime())) {
validTime = true
isToday = d.toDateString() === now.toDateString()
const diff = now - d
diffHours = (diff > 0 ? diff : 0) / (1000 * 3600)
diffDays = diffHours / 24
// 🌟 核心修改点:生成标准显示格式 YYYY-MM-DD HH:mm:ss 🌟
const y = d.getFullYear()
const m = String(d.getMonth() + 1).padStart(2, '0')
const dd = String(d.getDate()).padStart(2, '0')
const hh = String(d.getHours()).padStart(2, '0')
const mm = String(d.getMinutes()).padStart(2, '0')
const ss = String(d.getSeconds()).padStart(2, '0')
// 这行代码保证了无论后端发什么,前端都显示得很漂亮
displayTime = `${y}-${m}-${dd} ${hh}:${mm}:${ss}`
}
}
// 2. [恢复旧逻辑] 解析监测数值 (用于排序,虽然不显示但保留逻辑以免报错)
// 2. 解析监测数值 (保留逻辑)
let currentValueNum = 0
if (item.current_value) {
// 尝试提取数字,例如 "1024.5 M" -> 1024.5
const match = String(item.current_value).match(/(\d+(\.\d+)?)/)
if (match) {
currentValueNum = parseFloat(match[0])
}
if (match) currentValueNum = parseFloat(match[0])
}
// 3. 流量与过期计算
let trafficNum = 0
let rawTraffic = item.usedTraffic
if ((rawTraffic === undefined || rawTraffic === null) && item.json_data) {
try {
const j = JSON.parse(item.json_data)
rawTraffic = j.usedTraffic
} catch(e) {}
try { const j = JSON.parse(item.json_data); rawTraffic = j.usedTraffic } catch(e) {}
}
if (rawTraffic) {
trafficNum = parseFloat(rawTraffic)
@ -341,21 +377,21 @@ const fetchData = async () => {
}
}
// 4. 状态判定与权重排序 (融合逻辑)
// 4. 状态判定
let statusColor = '#67C23A', statusLabel = '正常', statusType = 'normal', statusLabelColor = '#fff'
let statusReason = ''
let sortWeight = diffHours // 基础权重为滞后小时数
let sortWeight = diffHours
if (item.is_maintaining) {
statusColor = '#409EFF'; statusLabel = '维修中'; statusType = 'maintenance';
sortWeight = Number.MAX_SAFE_INTEGER;
} else if (!validTime || item.status === 'offline') {
statusLabel = '离线'; statusColor = '#F56C6C'; statusType = 'error';
statusReason = validTime ? '设备离线' : '暂无数据(离线)';
statusReason = validTime ? '设备离线' : '暂无数据';
sortWeight = 80000000;
} else if (diffDays > 7) {
statusLabel = '严重滞后'; statusColor = '#F56C6C'; statusType = 'error';
statusReason = `严重滞后 ${Math.floor(diffDays)}`;
statusReason = `滞后 ${Math.floor(diffDays)}`;
} else if (diffHours > 24) {
statusLabel = '滞后'; statusColor = '#E6A23C'; statusType = 'warning';
statusReason = `滞后 ${Math.floor(diffDays)}`;
@ -365,7 +401,7 @@ const fetchData = async () => {
sortWeight = 500;
} else if (expireWarning) {
statusLabel = '即将过期'; statusColor = '#E6A23C'; statusType = 'warning';
statusReason = `卡片即将过期`;
statusReason = `即将过期`;
sortWeight = 400;
} else if (!isToday) {
statusLabel = '昨日数据'; statusColor = '#FAC858'; statusType = 'slight-warning'; statusLabelColor = '#333';
@ -376,6 +412,7 @@ const fetchData = async () => {
return {
...item,
latest_time: displayTime, // <--- 这里使用了我们格式化好的漂亮时间
is_hidden: isHidden,
isOrphanIoT,
isBound,