package set_and_Map_CodingTasks_1;

import java.util.*;
import java.util.stream.Collectors;

public class Inventory_Manager {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);


        String input;
        Map<String, Double> inventoryPrices = new TreeMap<>();
        Map<String, String> inventoryTypes = new TreeMap<>();


        while (!"end".equals(input = scanner.nextLine())) {
            ArrayList<String> inputLine = Arrays.stream(input.split(" "))
                    .collect(Collectors.toCollection(ArrayList::new));
            String command = inputLine.get(0);

            if (command.equals("add")) {
                String itemName = inputLine.get(1);
                Double itemPrice = Double.parseDouble(inputLine.get(2));
                String itemType = inputLine.get(3);
                if (inventoryPrices.containsKey(itemName)) {
                    System.out.printf("Error: Item %s already exists%n", itemName);
                } else {
                    inventoryPrices.put(itemName, itemPrice);
                    inventoryTypes.put(itemName, itemType);
                    System.out.printf("Ok: Item %s added successfully%n", itemName);
                }

            } else if (command.equals("filter")) {
                String filtrationType = inputLine.get(2);

                if (filtrationType.equals("price")) {
                    String priceType = inputLine.get(3);

                    if (priceType.equals("to")) {
                        Double maxPrice = Double.parseDouble(inputLine.get(4));

                        List<String> output = new ArrayList<>();


                        inventoryPrices.entrySet().stream()
                                .filter(e -> e.getValue() <= maxPrice)
                                .limit(10)
                                .forEach(e -> {
                                    output.add(String.format("%s (%.2f)", e.getKey(), inventoryPrices.get(e.getKey())));
                                });
                        StringBuilder sb = new StringBuilder();
                        sb.append("OK: ");
                        sb.append(String.join(", ", output));
                        System.out.println(sb);

                    } else {

                    }

                } else if (filtrationType.equals("type")) {
                    String typeToFilter = inputLine.get(3);

                    List<String> output = new ArrayList<>();
                    if (!inventoryTypes.containsValue(typeToFilter)) {
                        System.out.printf("Error: Type %s does not exist%n", typeToFilter);
                    } else {
                        inventoryTypes.entrySet().stream()
                                .filter(e -> e.getValue().equals(typeToFilter))
                                .limit(10)
                                .forEach(e -> {
                                    output.add(String.format("%s (%.2f)", e.getKey(), inventoryPrices.get(e.getKey())));
                                });
                        StringBuilder sb = new StringBuilder();
                        sb.append("OK: ");
                        sb.append(String.join(", ", output));
                        System.out.println(sb);
                    }
                }
            }


        }

    }
}