timestamp_to_tz.py

from sanic import Sanic, Request
from sanic.response import json
from datetime import datetime
import pytz  # For timezone handling

app = Sanic(__name__)

# Function for ordinal numbers
def p_ordinal(n):
    if 11 <= (n % 100) <= 13:
        suffix = 'th'
    else:
        suffix = {1: 'st', 2: 'nd', 3: 'rd'}.get(n % 10, 'th')
    return str(n) + suffix

def format_date(date_str, timezone="UTC"):
    try:
        # Split the date string to remove microseconds if present
        date_str_parts = date_str.split('.')
        date_str = date_str_parts[0]  # Use only the part before the decimal point
        
        # Parse the date as a naive datetime object (no timezone info)
        naive_date = datetime.strptime(date_str, "%Y-%m-%d %H:%M:%S")
        
        # Assuming the input is in UTC, we localize it to UTC
        utc_date = pytz.utc.localize(naive_date)
        
        # Convert to the specified timezone
        tz = pytz.timezone(timezone)
        local_date = utc_date.astimezone(tz)
        
        return {
            "day_of_week": local_date.strftime("%A"),
            "month_name": local_date.strftime("%B"),
            "month_day_number": p_ordinal(local_date.day),
            "year_number": local_date.strftime("%Y"),
            "time": local_date.strftime("%I:%M %p %Z")
        }
    except (ValueError, pytz.exceptions.UnknownTimeZoneError):
        return {"error": "Invalid date or timezone format."}

@app.post("/format-date")
async def date_format_handler(request: Request):
    body = request.json
    if 'date' not in body or 'timezone' not in body:
        return json({"error": "Date and timezone must be provided in JSON"}, status=400)
    formatted_date = format_date(body['date'], body['timezone'])
    return json(formatted_date)

# ... rest of your routes ...

if __name__ == "__main__":
    app.run(host="0.0.0.0", port=8000)