package com.bib.essensbestellungsverwaltung;

import javafx.collections.FXCollections;
import javafx.collections.ObservableList;
import javafx.event.ActionEvent;
import javafx.fxml.FXML;
import javafx.scene.control.Alert;
import javafx.scene.control.Button;
import javafx.scene.control.ChoiceBox;
import javafx.scene.control.DatePicker;

import java.time.LocalDate;
import java.util.List;

public class CreateFoodplanController {
    @FXML
    Button erstellenButton;
    @FXML
    DatePicker date;

    @FXML
    ChoiceBox firstMeal;

    @FXML
    ChoiceBox secondMeal;

    @FXML
    ChoiceBox firstDessert;

    @FXML
    ChoiceBox secondDessert;

    private List<Food> foods;
    private List<Food> desserts;
    private FoodPlan currentPlan;


    @FXML
    public void initialize() {
        foods = FoodMgr.getFood(false);
        desserts = FoodMgr.getFood(true);
        ObservableList<Object> foodOptions = FXCollections.observableArrayList(foods.stream().map(food -> food.getId() + ": " + food.getName()).toList().toArray(new String[0]));
        firstMeal.setItems(foodOptions);
        secondMeal.setItems(foodOptions);

        ObservableList<Object> dessertOptions = FXCollections.observableArrayList(desserts.stream().map(dessert -> dessert.getId() + ": " + dessert.getName()).toList().toArray(new String[0]));
        firstDessert.setItems(dessertOptions);
        secondDessert.setItems(dessertOptions);

        date.setValue(LocalDate.now());
        onDateChange(null);
    }

    @FXML
    public void onPlanErstellen(ActionEvent actionEvent) {
        if (date.getValue() == null ||
                firstMeal.getValue().toString().isBlank() ||
                secondMeal.getValue().toString().isBlank() ||
                firstDessert.getValue().toString().isBlank() ||
                secondDessert.getValue().toString().isBlank()
        ) {
            Alert alert = new Alert(Alert.AlertType.ERROR);
            alert.setTitle("Ungültige Eingabe");
            alert.setHeaderText("Es wurden nicht alle Felder ausgefüllt");
            alert.setContentText("Es kann sein, dass Sie erst Gerichte erstellen müssen, um alle Felder auszufüllen");
            alert.showAndWait();
            return;
        }


        int firstMealId = Integer.parseInt(firstMeal.getValue().toString().split(":")[0]);
        int secondMealId = Integer.parseInt(secondMeal.getValue().toString().split(":")[0]);
        int firstDessertId = Integer.parseInt(firstDessert.getValue().toString().split(":")[0]);
        int secondDessertId = Integer.parseInt(secondDessert.getValue().toString().split(":")[0]);



        Food f1 = foods.stream().filter(food -> food.getId() == firstMealId).findFirst().get();
        Food f2 = foods.stream().filter(food -> food.getId() == secondMealId).findFirst().get();
        Food d1 = desserts.stream().filter(dessert -> dessert.getId() == firstDessertId).findFirst().get();
        Food d2 = desserts.stream().filter(dessert -> dessert.getId() == secondDessertId).findFirst().get();

        String d = date.getValue().toString();

        if (currentPlan != null) { // update Foodplan
            long id = currentPlan.getId();
            FoodPlan plan = new FoodPlan(id, d, f1, f2, d1, d2, false);
            long i = FoodMgr.updateFood_plan(plan);
            System.out.println("Foodplan updated: " + i);
        } else { // create new Foodplan
            FoodPlan plan = new FoodPlan(d, f1, f2, d1, d2);
            long id = FoodMgr.createFood_plan(plan);
            System.out.println("Foodplan created with id: " + id);
        }
    }

    @FXML
    public void onAbbrechen(ActionEvent actionEvent) {
    }

    @FXML
    public void onDateChange(ActionEvent actionEvent) {
        currentPlan = FoodMgr.getFoodPlan(date.getValue().toString());
        if (currentPlan != null) {  // current FoodPlan already exists and can be edited
            firstMeal.setValue(currentPlan.getFoodVegan().getId() + ": " + currentPlan.getFoodVegan().getName());
            secondMeal.setValue(currentPlan.getFoodSecond().getId() + ": " + currentPlan.getFoodSecond().getName());
            firstDessert.setValue(currentPlan.getDessertVegan().getId() + ": " + currentPlan.getDessertVegan().getName());
            secondDessert.setValue(currentPlan.getDessertSecond().getId() + ": " + currentPlan.getDessertSecond().getName());
            erstellenButton.setText("Plan updaten");
        } else { // current Foodplan does not exist
            erstellenButton.setText("Plan erstellen");
            firstMeal.setValue(null);
            secondMeal.setValue(null);
            firstDessert.setValue(null);
            secondDessert.setValue(null);
        }

    }
}