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package com.example.clinicapp;

import android.app.DatePickerDialog;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.EditText;
import android.widget.RadioButton;
import android.widget.RadioGroup;
import android.widget.Spinner;
import android.widget.Toast;

import androidx.activity.EdgeToEdge;
import androidx.appcompat.app.AppCompatActivity;
import androidx.core.graphics.Insets;
import androidx.core.view.ViewCompat;
import androidx.core.view.WindowInsetsCompat;

import java.util.Calendar;

public class MainActivity extends AppCompatActivity {

    private EditText etName;
    private EditText etDate;
    private RadioGroup rgGender;
    private Spinner spDoctor;
    private Button btnBook;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        EdgeToEdge.enable(this);
        setContentView(R.layout.activity_main);

        ViewCompat.setOnApplyWindowInsetsListener(findViewById(R.id.main), (v, insets) -> {
            Insets systemBars = insets.getInsets(WindowInsetsCompat.Type.systemBars());
            v.setPadding(systemBars.left, systemBars.top, systemBars.right, systemBars.bottom);
            return insets;
        });

        // Initialize UI components
        etName = findViewById(R.id.etname);
        etDate = findViewById(R.id.etDate);
        rgGender = findViewById(R.id.radioGroupGender);
        spDoctor = findViewById(R.id.spDoctor);
        btnBook = findViewById(R.id.btnBook);

        // Populate Spinner with doctor names
        String[] doctors = {"Dr. John Smith", "Dr. Sarah Johnson", "Dr. Michael Brown", "Dr. Emily Davis"};
        ArrayAdapter<String> adapter = new ArrayAdapter<>(this, android.R.layout.simple_spinner_item, doctors);
        adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
        spDoctor.setAdapter(adapter);

        // Date Picker setup
        etDate.setOnClickListener(v -> showDatePickerDialog());

        btnBook.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                bookClinic();
            }
        });
    }

    private void showDatePickerDialog() {
        final Calendar c = Calendar.getInstance();
        int year = c.get(Calendar.YEAR);
        int month = c.get(Calendar.MONTH);
        int day = c.get(Calendar.DAY_OF_MONTH);

        DatePickerDialog datePickerDialog = new DatePickerDialog(this,
                (view, year1, monthOfYear, dayOfMonth) -> {
                    String selectedDate = dayOfMonth + "/" + (monthOfYear + 1) + "/" + year1;
                    etDate.setText(selectedDate);
                }, year, month, day);
        datePickerDialog.show();
    }

    private void bookClinic() {
        String name = etName.getText().toString().trim();
        String date = etDate.getText().toString().trim();
        int selectedGenderId = rgGender.getCheckedRadioButtonId();

        if (name.isEmpty()) {
            Toast.makeText(this, "Please enter your name", Toast.LENGTH_SHORT).show();
            return;
        }

        if (selectedGenderId == -1) {
            Toast.makeText(this, "Please select a gender", Toast.LENGTH_SHORT).show();
            return;
        }

        if (date.isEmpty()) {
            Toast.makeText(this, "Please select a date", Toast.LENGTH_SHORT).show();
            return;
        }

        RadioButton rbSelectedGender = findViewById(selectedGenderId);
        String gender = rbSelectedGender.getText().toString();
        String doctor = spDoctor.getSelectedItem().toString();

        String confirmationMessage = "Booking confirmed for " + name + " (" + gender + ")\n" +
                "Doctor: " + doctor + "\n" +
                "Date: " + date;
        Toast.makeText(this, confirmationMessage, Toast.LENGTH_LONG).show();

        // Intent to navigate to SecondActivity and pass data
        Intent intent = new Intent(MainActivity.this, SecondActivity.class);
        intent.putExtra("NAME", name);
        intent.putExtra("GENDER", gender);
        intent.putExtra("DOCTOR", doctor);
        intent.putExtra("DATE", date);
        startActivity(intent);
    }
}