Nitzan Pomerantz
138 lines
3.9 KiB
Python
138 lines
3.9 KiB
Python
"""
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Utility functions for Govmap client.
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This module provides shared helper functions with no external dependencies
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(except standard library).
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"""
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import re
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from typing import Tuple
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def calculate_distance(point1: Tuple[float, float], point2: Tuple[float, float]) -> float:
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"""
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Calculate Euclidean distance between two points in ITM coordinates.
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ITM (Israeli Transverse Mercator) uses meters as units, so Euclidean
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distance provides accurate results for distances within Israel.
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Args:
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point1: (longitude, latitude) in ITM
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point2: (longitude, latitude) in ITM
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Returns:
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Distance in meters
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"""
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dx = point2[0] - point1[0]
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dy = point2[1] - point1[1]
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return (dx * dx + dy * dy) ** 0.5
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def is_same_building(search_address: str, deal_address: str) -> bool:
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"""
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Check if a deal is from the same building as the search address.
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Args:
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search_address: The normalized search address (lowercase, stripped)
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deal_address: The normalized deal address (lowercase, stripped)
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Returns:
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True if likely the same building, False otherwise
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"""
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if not search_address or not deal_address:
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return False
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# Exact match
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if search_address == deal_address:
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return True
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# Extract key components for comparison
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def extract_address_parts(addr: str) -> tuple:
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"""Extract street name and number from address"""
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# Remove common prefixes/suffixes and normalize
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addr_clean = (
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addr.replace("רח'", "").replace("רחוב", "").replace("שד'", "").replace("שדרות", "")
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)
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addr_clean = addr_clean.replace(" ", " ").strip()
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# Try to extract number and street name
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parts = addr_clean.split()
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if len(parts) >= 2:
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# Look for number (could be at start or end)
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for i, part in enumerate(parts):
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if part.isdigit() or any(c.isdigit() for c in part):
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number = part
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street_parts = parts[:i] + parts[i + 1 :]
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street_name = " ".join(street_parts).strip()
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return (street_name, number)
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return (addr_clean, "")
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search_street, search_number = extract_address_parts(search_address)
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deal_street, deal_number = extract_address_parts(deal_address)
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# Same street and same number = same building
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if (
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search_street
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and deal_street
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and search_number
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and deal_number
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and search_street == deal_street
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and search_number == deal_number
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):
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return True
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# Check if one address is contained in the other (for different formats of same address)
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return (
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len(search_address) > 5
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and len(deal_address) > 5
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and (search_address in deal_address or deal_address in search_address)
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)
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def extract_floor_number(floor_str: str) -> int | None:
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"""
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Extract numeric floor number from Hebrew floor description.
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Args:
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floor_str: Floor description string (e.g., "שלישית", "קומה 3", "3")
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Returns:
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Floor number or None if cannot be extracted
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"""
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if not floor_str:
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return None
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# Hebrew ordinal floor names to numbers
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hebrew_floors = {
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"קרקע": 0,
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"מרתף": -1,
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"ראשונה": 1,
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"שניה": 2,
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"שלישית": 3,
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"רביעית": 4,
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"חמישית": 5,
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"שישית": 6,
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"שביעית": 7,
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"שמינית": 8,
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"תשיעית": 9,
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"עשירית": 10,
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}
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floor_lower = floor_str.lower().strip()
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# Check for direct match with Hebrew names
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for heb, num in hebrew_floors.items():
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if heb in floor_lower:
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return num
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# Try to extract number from string
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numbers = re.findall(r"\d+", floor_str)
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if numbers:
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try:
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return int(numbers[0])
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except ValueError:
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pass
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return None
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