#!/usr/bin/env python3.9
# -*- coding: utf-8 -*-
"""
JFinal RandomDirective - Random Directive
"""

import random
from ...Directive import Directive
from ...Env import Env
from ...stat.Scope import Scope

class RandomDirective(Directive):
    """Random directive for generating random numbers"""
    
    def exec(self, env: Env, scope: Scope, writer) -> None:
        """
        Execute random directive
        
        Args:
            env: Template environment
            scope: Execution scope
            writer: Output writer
        """
        if self.expr_list:
            # Get parameters
            values = self.expr_list.eval_expr_list(scope)
            
            if len(values) == 0:
                # No parameters, generate random float between 0 and 1
                random_value = random.random()
            elif len(values) == 1:
                # One parameter, generate random int between 0 and max
                max_value = int(values[0])
                random_value = random.randint(0, max_value - 1)
            elif len(values) == 2:
                # Two parameters, generate random int between min and max
                min_value = int(values[0])
                max_value = int(values[1])
                random_value = random.randint(min_value, max_value)
            else:
                # Too many parameters
                random_value = random.random()
            
            if hasattr(writer, 'write'):
                writer.write(str(random_value))
    
    def __repr__(self) -> str:
        return "RandomDirective()"