#!/usr/bin/env python3
"""
Simple test to verify coordinate systems and point detection
"""

import sys
sys.path.append('/Volumes/Data_drive/Programming/fluency')

from PySide6.QtWidgets import QApplication, QMainWindow, QVBoxLayout, QWidget, QPushButton, QHBoxLayout
from PySide6.QtCore import Qt, QPoint
from drawing_modules.improved_sketcher import ImprovedSketchWidget, SketchMode, Point2D
import logging

# Set up more detailed logging
logging.basicConfig(level=logging.DEBUG, format='%(name)s - %(levelname)s - %(message)s')
logger = logging.getLogger(__name__)

class CoordinateTestWindow(QMainWindow):
    def __init__(self):
        super().__init__()
        self.setWindowTitle("Coordinate System Test")
        self.resize(1000, 700)
        
        # Create central widget
        central_widget = QWidget()
        self.setCentralWidget(central_widget)
        layout = QVBoxLayout(central_widget)
        
        # Create button layout
        button_layout = QHBoxLayout()
        
        # Add test points button
        add_points_btn = QPushButton("Add Points at (0,0), (100,100), (-100,-100)")
        add_points_btn.clicked.connect(self.add_test_points)
        button_layout.addWidget(add_points_btn)
        
        # Test coordinate conversion
        test_coords_btn = QPushButton("Test Coordinate Conversion")
        test_coords_btn.clicked.connect(self.test_coordinate_conversion)
        button_layout.addWidget(test_coords_btn)
        
        layout.addLayout(button_layout)
        
        # Create the sketcher widget
        self.sketcher = ImprovedSketchWidget()
        self.sketcher.set_mode(SketchMode.NONE)
        layout.addWidget(self.sketcher)
        
        # Override mouse events to add logging
        self.original_mouse_press = self.sketcher.mousePressEvent
        self.sketcher.mousePressEvent = self.logged_mouse_press
        
    def logged_mouse_press(self, event):
        """Logged mouse press to see coordinates"""
        viewport_pos = event.pos()
        local_pos = self.sketcher._viewport_to_local(viewport_pos)
        print(f"Mouse press at viewport: {viewport_pos}, local: {local_pos}")
        
        # Check if we can find a point near this location
        point = self.sketcher.sketch.get_point_near(local_pos)
        print(f"Point near click: {point}")
        
        # Call original method
        return self.original_mouse_press(event)
        
    def add_test_points(self):
        """Add specific test points"""
        print("\n--- Adding test points ---")
        
        # Clear existing points
        self.sketcher.sketch.points.clear()
        
        # Add points at specific locations
        test_points = [
            (0, 0, "Origin"),
            (100, 100, "Positive quadrant"),
            (-100, -100, "Negative quadrant"),
            (150, -50, "Mixed quadrant")
        ]
        
        for x, y, label in test_points:
            print(f"Creating {label} point at ({x}, {y})")
            point = Point2D(x, y)
            
            # Add to sketch - this will add to solver too
            added_point = self.sketcher.sketch.add_point(point)
            
            print(f"  Before solver: Point at ({added_point.x}, {added_point.y})")
            print(f"  UI point: {added_point.ui_point}")
            
            # Run solver to see if it changes
            result = self.sketcher.sketch.solve_system()
            
            print(f"  After solver ({result}): Point at ({added_point.x}, {added_point.y})")
            print(f"  UI point after: {added_point.ui_point}")
            print()
        
        self.sketcher.update()
        print(f"Total points in sketch: {len(self.sketcher.sketch.points)}")
        
    def test_coordinate_conversion(self):
        """Test coordinate conversion functions"""
        print("\n--- Testing coordinate conversion ---")
        
        # Test some viewport positions
        test_viewport_positions = [
            QPoint(500, 350),  # Center of widget (approximately)
            QPoint(600, 250),  # Right and up from center
            QPoint(400, 450),  # Left and down from center
        ]
        
        for vp_pos in test_viewport_positions:
            local_pos = self.sketcher._viewport_to_local(vp_pos)
            back_to_viewport = self.sketcher._local_to_viewport(local_pos)
            
            print(f"Viewport {vp_pos} -> Local {local_pos} -> Viewport {back_to_viewport}")
            
            # Check if conversion is accurate
            diff_x = abs(vp_pos.x() - back_to_viewport.x())
            diff_y = abs(vp_pos.y() - back_to_viewport.y())
            print(f"  Difference: ({diff_x}, {diff_y})")

if __name__ == "__main__":
    app = QApplication(sys.argv)
    
    window = CoordinateTestWindow()
    window.show()
    
    print("\n" + "="*60)
    print("COORDINATE SYSTEM TEST")
    print("1. Click 'Add Points...' to create test points")
    print("2. Click 'Test Coordinate Conversion' to test conversions") 
    print("3. Try clicking near the points to see if they're detected")
    print("4. Try dragging points (should work if mode is NONE)")
    print("="*60 + "\n")
    
    sys.exit(app.exec())