#!/usr/bin/env python3
"""
Step-by-step test to demonstrate multiple dose functionality.
"""

import os
import sys
import tkinter as tk

import pandas as pd

# Add the src directory to the path so we can import our modules
sys.path.insert(0, os.path.join(os.path.dirname(__file__), "src"))

import logging

from ui_manager import UIManager


def demonstrate_multiple_doses():
    """Demonstrate the complete multiple dose workflow."""

    print("🧪 Multiple Dose Demonstration")
    print("=" * 40)

    # Check current CSV state
    try:
        df = pd.read_csv("thechart_data.csv")
        print(f"📋 Current CSV has {len(df)} entries")
        latest = df.iloc[-1]
        print(f"📅 Latest entry date: {latest['date']}")

        # Show current dose state for latest entry
        dose_columns = [col for col in df.columns if col.endswith("_doses")]
        print("💊 Current doses in latest entry:")
        for dose_col in dose_columns:
            medicine = dose_col.replace("_doses", "")
            dose_data = str(latest[dose_col])
            if dose_data and dose_data != "nan" and dose_data.strip():
                dose_count = len(dose_data.split("|"))
                print(f"   {medicine}: {dose_count} dose(s)")
            else:
                print(f"   {medicine}: No doses")

    except Exception as e:
        print(f"❌ Error reading CSV: {e}")
        return

    print("\n🔬 Testing Edit Window Workflow:")
    print("1. Create edit window for latest entry")
    print("2. Add multiple doses using punch buttons")
    print("3. Save and verify CSV is updated")
    print("\nStarting test...")

    # Create test environment
    root = tk.Tk()
    root.title("Dose Test")
    root.geometry("300x200")

    logger = logging.getLogger("dose_test")
    logger.setLevel(logging.DEBUG)

    ui_manager = UIManager(root, logger)

    # Use the actual latest CSV data for testing
    if len(latest) >= 14:
        sample_values = tuple(latest.iloc[:14])
    else:
        # Pad with empty values if needed
        sample_values = tuple(list(latest) + [""] * (14 - len(latest)))

    # Track save operations
    save_called = False
    saved_dose_data = None

    def test_save(*args):
        nonlocal save_called, saved_dose_data
        save_called = True

        if len(args) >= 12:
            saved_dose_data = args[-1]  # dose_data is last argument

        print("\n✅ Save called!")
        print("💾 Dose data being saved:")
        for med, doses in saved_dose_data.items():
            if doses:
                dose_count = len(doses.split("|")) if "|" in doses else 1
                print(f"   {med}: {dose_count} dose(s) - {doses}")
            else:
                print(f"   {med}: No doses")

        # Close the window
        if args and hasattr(args[0], "destroy"):
            args[0].destroy()

    def test_delete(*args):
        print("🗑️ Delete called")
        if args and hasattr(args[0], "destroy"):
            args[0].destroy()

    callbacks = {
        "save": test_save,
        "delete": test_delete,
    }

    try:
        # Create edit window
        edit_window = ui_manager.create_edit_window(sample_values, callbacks)
        edit_window.geometry("700x500")
        edit_window.lift()
        edit_window.focus_force()

        print("\n📝 INSTRUCTIONS:")
        print("1. In any medicine dose field, enter a dose amount (e.g., '100mg')")
        print("2. Click the 'Take [Medicine]' button")
        print("3. Enter another dose amount")
        print("4. Click the 'Take [Medicine]' button again")
        print("5. You should see both doses in the text area")
        print("6. Click 'Save' to persist changes")
        print("\n⏳ Waiting for your interaction...")

        # Wait for user interaction
        edit_window.wait_window()

        if save_called:
            print("\n🎉 SUCCESS: Save operation completed!")
            print("📊 Multiple doses should now be saved to CSV")

            # Verify the save actually updated the CSV
            try:
                df_after = pd.read_csv("thechart_data.csv")
                if len(df_after) > len(df):
                    print("✅ New entry added to CSV")
                else:
                    print("✅ Existing entry updated in CSV")

                print("\n🔍 Verifying saved data...")
                latest_after = df_after.iloc[-1]
                for dose_col in dose_columns:
                    medicine = dose_col.replace("_doses", "")
                    dose_data = str(latest_after[dose_col])
                    if dose_data and dose_data != "nan" and dose_data.strip():
                        dose_count = len(dose_data.split("|"))
                        print(f"   {medicine}: {dose_count} dose(s) in CSV")

            except Exception as e:
                print(f"❌ Error verifying CSV: {e}")

            return True
        else:
            print("\n❌ Save was not called - test incomplete")
            return False

    except Exception as e:
        print(f"❌ Error during test: {e}")
        import traceback

        traceback.print_exc()
        return False
    finally:
        root.destroy()


if __name__ == "__main__":
    os.chdir("/home/will/Code/thechart")
    success = demonstrate_multiple_doses()

    if success:
        print("\n🎯 Multiple dose functionality verified!")
    else:
        print("\n❓ Test incomplete or failed")