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fix: time now sent in UTC to account for terra-view's TZ user settings.

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serversdwn
2026-01-29 21:27:19 +00:00
parent 64de24c50d
commit 4c0ce8d2a2
1 changed files with 17 additions and 7 deletions
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24
series4_emitter.py
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@@ -19,8 +19,9 @@ import re
import time
import json
import sys
from datetime import datetime, timedelta
from datetime import datetime, timedelta, timezone
from typing import Dict, Any, Optional, Tuple
from zoneinfo import ZoneInfo
try:
# urllib is in stdlib; used instead of requests for portability
@@ -299,16 +300,19 @@ def build_sfm_payload(unit_map: Dict[str, Dict[str, Any]]) -> Dict[str, Any]:
"""
Build a JSON-serializable payload for SFM backend.
All timestamps are converted to UTC for transmission (standard practice).
Terra-View stores UTC and converts to local time for display.
Structure (example):
{
"source": "series4_emitter",
"generated_at": "2025-12-04T20:01:00",
"generated_at": "2025-12-04T20:01:00Z",
"units": [
{
"unit_id": "UM11719",
"type": "micromate",
"project_hint": "Clearwater - ECMS 57940",
"last_call": "2025-12-04T19:30:42",
"last_call": "2025-12-05T00:30:42Z",
"status": "OK",
"age_days": 0.04,
"age_hours": 0.9,
@@ -318,7 +322,9 @@ def build_sfm_payload(unit_map: Dict[str, Dict[str, Any]]) -> Dict[str, Any]:
]
}
"""
now = datetime.now()
now_local = datetime.now()
now_utc = datetime.now(timezone.utc)
local_tz = ZoneInfo("America/New_York")
payload_units = []
for unit_id, entry in unit_map.items():
@@ -326,15 +332,19 @@ def build_sfm_payload(unit_map: Dict[str, Dict[str, Any]]) -> Dict[str, Any]:
project = entry["project"]
mlg_path = entry["mlg_path"]
status, age_days = determine_status(last_call, now)
# Use local time for status calculation (age comparison)
status, age_days = determine_status(last_call, now_local)
age_hours = age_days * 24.0
# Convert last_call from local time to UTC for transmission
last_call_utc = last_call.replace(tzinfo=local_tz).astimezone(timezone.utc)
payload_units.append(
{
"unit_id": unit_id,
"type": "micromate",
"project_hint": project,
"last_call": last_call.isoformat(),
"last_call": last_call_utc.strftime("%Y-%m-%dT%H:%M:%SZ"),
"status": status,
"age_days": age_days,
"age_hours": age_hours,
@@ -344,7 +354,7 @@ def build_sfm_payload(unit_map: Dict[str, Dict[str, Any]]) -> Dict[str, Any]:
payload = {
"source": "series4_emitter",
"generated_at": now.isoformat(),
"generated_at": now_utc.strftime("%Y-%m-%dT%H:%M:%SZ"),
"units": payload_units,
}
return payload