import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.Random;

/**
 * This keeps and creates the tiles and information around them. Basically the level builder.
 */
public class Tiles implements Drawable {
    Fenster window;
    Cell[][] tileMap;
    float tilewidth;
    Talkable old_dude;
    Talkable item;

    Random rand = new Random();

    Character spot;
    Character empty;
    Character tree;
    Character wall;

    int num_enemies = 1;

    Tiles(Fenster window, float tilewidth) {
        this.window = window;
        this.tilewidth = tilewidth;
        spot = new Character(window, ".", 0, false);
        empty = new Character(window, " ");
        tree = new Character(window, "A", window.color(10, 200, 10), true);
        wall = new Character(window, "#", window.color(132,86,60), true);
    }
    void settings() {

        old_dude = new Talkable(window, "T", window.color(20,20,200), true, new Bubble(window, Arrays.asList("Hey Junge!", "Was machst du hier unten?", "Lass mich dich heilen...")), true);
        item = new Talkable(window, "?", window.color(20,20,200), true, new Bubble(window, Arrays.asList("You found an item", "There is probably nothing", "you can do with it right now...")));

        tileMap = new Cell[100][100];
        for(int i = 0; i < tileMap.length; i++) {
            for(int j = 0; j < tileMap[0].length; j++) {
                tileMap[i][j] = new Cell(j, i, tilewidth, new Character(spot));//put whatever number you want in
                //here and it will insert it instead of 0's
            }
        }

        set(20, 14, new Character(tree));
        set(25, 0, new Character(wall));
        set(25, 1, new Character(wall));
        set(25, 2, new Character(wall));
        set(25, 3, new Character(wall));
        set(25, 4, new Character(wall));
        set(25, 5, new Character(wall));
        set(25, 6, new Character(wall));
        set(25, 7, new Character(wall));
        set(25, 8, new Character(wall));
        set(25, 9, new Character(wall));
        set(25, 10, new Character(wall));
        set(24, 0, new Character(wall));
        set(23, 0, new Character(wall));
        set(22, 0, new Character(wall));
        set(21, 0, new Character(wall));
        set(20, 0, new Character(wall));
        set(20, 1, new Character(wall));
        set(20, 2, new Character(wall));

        tileMap[30][30].character = old_dude;
        tileMap[10][10].character = new Enemy(window);

        tileMap[rand.nextInt(50)][rand.nextInt(50)].character = item;
    }

    /**
     * This will draw all cells and also redraw all talkable cells, to the bubble is displayed on top.
     */
    public void draw() {
        for(int i = 0; i < tileMap.length; i++) {
            for(int j = 0; j < tileMap[0].length; j++) {
                enemy_death_check(tileMap[i][j]);
                tileMap[i][j].draw();
            }
        }
        ArrayList<Cell> talkables = get(old_dude);
        for (Cell i : talkables) {
            i.draw();
        }

        spawn_zombie();
    }

    public ArrayList<Cell> get(Character type) {
        ArrayList<Cell> returns = new ArrayList<Cell>();
        for(int i = 0; i < tileMap.length; i++) {
            for(int j = 0; j < tileMap[0].length; j++) {
                if (tileMap[i][j].character.getClass().equals(type.getClass())) {
                    returns.add(tileMap[i][j]);
                }
            }
        }
        return returns;
    }

    void enemy_death_check(Cell cell) {
        if (cell.character instanceof Enemy) {
            if ( ((Enemy) cell.character).health < 1) {
                cell.character = new Character(spot);
                num_enemies--;
            }
        }
    }

    void spawn_zombie() {
        if(num_enemies < 3) {
            tileMap[rand.nextInt(100)][rand.nextInt(100)].character = new Enemy(window, 20);
            num_enemies++;
            System.out.println("Number of Zombies: " + num_enemies);
        }

    }

    public Character get(int x,int y) {
        return tileMap[y][x].character;
    }

    public Cell get_cell(int x, int y) {
        return tileMap[y][x];
    }

    public Character set(int x, int y, Character character) {
        tileMap[y][x].character = character;
        return tileMap[y][x].character;
    }
}