// Player Entity
// Igralec z WASD kontrolami in isometrično podporo
class Player {
    constructor(scene, gridX = 50, gridY = 50, offsetX = 0, offsetY = 0) {
        this.scene = scene;
        this.gridX = gridX;
        this.gridY = gridY;

        // Terrain offset (za sinhronizacijo s terrain containerjem)
        this.offsetX = offsetX;
        this.offsetY = offsetY;

        this.iso = new IsometricUtils(48, 24);

        // Hitrostgibanja
        this.moveSpeed = 150; // px/s
        this.gridMoveTime = 200; // ms za premik na eno kocko

        // Stanje
        this.isMoving = false;
        this.direction = 'down';

        // Kreira sprite
        this.createSprite();

        // Setup kontrole
        this.setupControls();

        // Začetna pozicija
        this.updatePosition();
    }

    createSprite() {
        // Use custom sprite if available, otherwise procedural
        let texKey = 'player';

        if (this.scene.textures.exists('player_sprite')) {
            texKey = 'player_sprite';
        } else if (!this.scene.textures.exists(texKey)) {
            TextureGenerator.createPlayerSprite(this.scene, texKey);
        }

        // Kreira sprite
        const screenPos = this.iso.toScreen(this.gridX, this.gridY);
        this.sprite = this.scene.add.sprite(
            screenPos.x + this.offsetX,
            screenPos.y + this.offsetY,
            texKey
        );
        this.sprite.setOrigin(0.5, 1);
        this.sprite.setScale(0.3); // Optimized for visibility

        // Depth sorting
        this.updateDepth();
    }

    setupControls() {
        // WASD kontrole
        this.keys = this.scene.input.keyboard.addKeys({
            up: Phaser.Input.Keyboard.KeyCodes.W,
            down: Phaser.Input.Keyboard.KeyCodes.S,
            left: Phaser.Input.Keyboard.KeyCodes.A,
            right: Phaser.Input.Keyboard.KeyCodes.D
        });
    }

    update(delta) {
        if (!this.isMoving) {
            this.handleInput();
        }
    }

    handleInput() {
        let targetX = this.gridX;
        let targetY = this.gridY;
        let moved = false;

        // WASD za isometric movement
        if (this.keys.up.isDown) {
            // W = North-West v isometric view
            targetX--;
            moved = true;
            this.direction = 'up';
        } else if (this.keys.down.isDown) {
            // S = South-East v isometric view
            targetX++;
            moved = true;
            this.direction = 'down';
        }

        if (this.keys.left.isDown) {
            // A = South-West v isometric view
            targetY--;
            moved = true;
            this.direction = 'left';
        } else if (this.keys.right.isDown) {
            // D = North-East v isometric view
            targetY++;
            moved = true;
            this.direction = 'right';
        }

        // Preveri kolizijo z robovi mape
        const terrainSystem = this.scene.terrainSystem;
        if (moved && terrainSystem) {
            if (this.iso.isInBounds(targetX, targetY, terrainSystem.width, terrainSystem.height)) {
                this.moveToGrid(targetX, targetY);
            }
        }
    }

    moveToGrid(targetX, targetY) {
        this.isMoving = true;
        this.gridX = targetX;
        this.gridY = targetY;

        const targetScreen = this.iso.toScreen(targetX, targetY);

        // Tween za smooth gibanje (brez animacije za zdaj)
        this.scene.tweens.add({
            targets: this.sprite,
            x: targetScreen.x + this.offsetX,
            y: targetScreen.y + this.offsetY,
            duration: this.gridMoveTime,
            ease: 'Linear',
            onComplete: () => {
                this.isMoving = false;
            }
        });

        // Posodobi depth
        this.updateDepth();
    }

    updatePosition() {
        const screenPos = this.iso.toScreen(this.gridX, this.gridY);
        this.sprite.setPosition(
            screenPos.x + this.offsetX,
            screenPos.y + this.offsetY
        );
        this.updateDepth();
    }

    updateDepth() {
        const depth = this.iso.getDepth(this.gridX, this.gridY);
        this.sprite.setDepth(depth + 1000); // +1000 da je nad terenom
    }

    getPosition() {
        return { x: this.gridX, y: this.gridY };
    }

    getScreenPosition() {
        return { x: this.sprite.x, y: this.sprite.y };
    }

    destroy() {
        if (this.sprite) {
            this.sprite.destroy();
        }
    }
}