"""
APE JSON Module (v1.0.0 Scaffold)

JSON parsing, serialization, and manipulation utilities.

Author: David Van Aelst
Status: Scaffold - implementation pending
"""

from typing import Any, Dict, List, Union, Optional


JSONValue = Union[Dict[str, Any], List[Any], str, int, float, bool, None]


def parse(json_string: str) -> JSONValue:
    """
    Parse a JSON string into APE data structures.
    
    Example:
        data = json.parse('{"name": "Alice", "age": 30}')
        print(data["name"])  # "Alice"
    
    Args:
        json_string: Valid JSON string
    
    Returns:
        Parsed JSON as Map, List, or primitive value
    
    Raises:
        ParseError: If JSON is malformed
    
    TODO: Implement JSON parser
    """
    raise NotImplementedError("json.parse() not yet implemented")


def stringify(data: JSONValue, indent: Optional[int] = None) -> str:
    """
    Convert APE data structures to JSON string.
    
    Example:
        data = {"name": "Alice", "age": 30}
        json_str = json.stringify(data, indent=2)
    
    Args:
        data: Data to serialize (Map, List, or primitive)
        indent: Number of spaces for indentation (None for compact)
    
    Returns:
        JSON string representation
    
    TODO: Implement JSON serializer
    """
    raise NotImplementedError("json.stringify() not yet implemented")


def get(data: Dict[str, Any], path: str, default: Any = None) -> Any:
    """
    Get value from nested JSON using dot notation path.
    
    Example:
        data = {"user": {"name": "Alice", "address": {"city": "NYC"}}}
        city = json.get(data, "user.address.city")  # "NYC"
        missing = json.get(data, "user.phone", "N/A")  # "N/A"
    
    Args:
        data: JSON object (Map)
        path: Dot-separated path (e.g., "user.address.city")
        default: Value to return if path not found
    
    Returns:
        Value at path, or default if not found
    
    TODO: Implement path-based access
    """
    raise NotImplementedError("json.get() not yet implemented")


def set(data: Dict[str, Any], path: str, value: Any) -> Dict[str, Any]:
    """
    Set value in nested JSON using dot notation path.
    
    Example:
        data = {"user": {"name": "Alice"}}
        updated = json.set(data, "user.email", "alice@example.com")
        # {"user": {"name": "Alice", "email": "alice@example.com"}}
    
    Args:
        data: JSON object (Map)
        path: Dot-separated path
        value: Value to set
    
    Returns:
        Updated data structure (creates nested objects as needed)
    
    TODO: Implement path-based modification
    """
    raise NotImplementedError("json.set() not yet implemented")


def has(data: Dict[str, Any], path: str) -> bool:
    """
    Check if a path exists in JSON data.
    
    Example:
        data = {"user": {"name": "Alice"}}
        json.has(data, "user.name")  # true
        json.has(data, "user.email")  # false
    
    Args:
        data: JSON object (Map)
        path: Dot-separated path
    
    Returns:
        True if path exists, False otherwise
    
    TODO: Implement path existence check
    """
    raise NotImplementedError("json.has() not yet implemented")


__all__ = ['parse', 'stringify', 'get', 'set', 'has']
