"""
Comprehensive binding tests for all bindable FastHTML components.

This test suite covers:
- Input (text) - already tested
- Checkbox - already tested
- Textarea
- Select (single)
- Select (multiple)
- Range (slider)
- Radio buttons
- Button
- Input with Datalist (combobox)
"""

from dataclasses import dataclass

from fasthtml.components import (
  Label, Button
)

from myfasthtml.controls.helpers import mk
from myfasthtml.core.bindings import Binding


@dataclass
class Data:
  value: str = "hello world"


@dataclass
class NumericData:
  value: int = 50


@dataclass
class BoolData:
  value: bool = True


@dataclass
class ListData:
  value: list = None
  
  def __post_init__(self):
    if self.value is None:
      self.value = []


class TestBindingButton:
  """Tests for binding Button components."""
  
  def test_i_can_click_button_with_binding(self, user, rt):
    """
    Clicking a button with HTMX should trigger binding updates.
    """
    
    @rt("/")
    def index():
      data = Data("initial")
      button_elt = Button("Click me", hx_post="/update", hx_vals='{"action": "clicked"}')
      label_elt = Label()
      
      mk.manage_binding(button_elt, Binding(data))
      mk.manage_binding(label_elt, Binding(data))
      
      return button_elt, label_elt
    
    @rt("/update")
    def update(action: str):
      data = Data("button clicked")
      label_elt = Label()
      mk.manage_binding(label_elt, Binding(data))
      return label_elt
    
    user.open("/")
    user.should_see("initial")
    
    testable_button = user.find_element("button")
    testable_button.click()
    user.should_see("button clicked")
  
  def test_button_without_htmx_does_nothing(self, user, rt):
    """
    Button without HTMX should not trigger updates.
    """
    
    @rt("/")
    def index():
      data = Data("initial")
      button_elt = Button("Plain button")  # No HTMX
      label_elt = Label()
      
      mk.manage_binding(button_elt, Binding(data))
      mk.manage_binding(label_elt, Binding(data))
      
      return button_elt, label_elt
    
    user.open("/")
    user.should_see("initial")
    
    testable_button = user.find_element("button")
    result = testable_button.click()
    assert result is None  # No HTMX, no response