class LootChest {
    constructor(scene, gridX, gridY, lootTable = 'basic') {
        this.scene = scene;
        this.gridX = gridX;
        this.gridY = gridY;
        this.lootTable = lootTable;
        this.isOpened = false;

        this.createSprite();
    }

    createSprite() {
        const screenPos = this.scene.iso.toScreen(this.gridX, this.gridY);
        const x = screenPos.x + this.scene.terrainOffsetX;
        const y = screenPos.y + this.scene.terrainOffsetY;

        // Create chest sprite (using existing chest texture)
        this.sprite = this.scene.add.sprite(x, y, 'chest');
        this.sprite.setOrigin(0.5, 1);
        this.sprite.setDepth(this.scene.iso.getDepth(this.gridX, this.gridY, this.scene.iso.LAYER_OBJECTS));

        // Golden glow for unopened chests
        if (!this.isOpened) {
            this.sprite.setTint(0xFFDD00);

            // Gentle floating animation
            this.scene.tweens.add({
                targets: this.sprite,
                y: y - 5,
                duration: 1500,
                yoyo: true,
                repeat: -1,
                ease: 'Sine.easeInOut'
            });
        }
    }

    getLootTable() {
        const tables = {
            'basic': [
                { item: 'seeds', count: 10, chance: 1.0 },
                { item: 'seeds_wheat', count: 5, chance: 0.8 },
                { item: 'wood', count: 10, chance: 0.6 },
                { item: 'stone', count: 10, chance: 0.5 }
            ],
            'farm_starter': [
                { item: 'seeds_wheat', count: 15, chance: 1.0 },
                { item: 'seeds_corn', count: 10, chance: 1.0 },
                { item: 'hoe', count: 1, chance: 1.0 },
                { item: 'watering_can', count: 1, chance: 0.8 },
                { item: 'wood', count: 20, chance: 0.9 }
            ],
            'city': [
                { item: 'gold', count: 50, chance: 1.0 },
                { item: 'stone', count: 30, chance: 0.9 },
                { item: 'iron', count: 10, chance: 0.7 },
                { item: 'seeds_corn', count: 5, chance: 0.6 },
                { item: 'axe', count: 1, chance: 0.3 },
                { item: 'pickaxe', count: 1, chance: 0.3 }
            ],
            'elite': [
                { item: 'gold', count: 100, chance: 1.0 },
                { item: 'iron', count: 25, chance: 1.0 },
                { item: 'diamond', count: 3, chance: 0.5 },
                { item: 'seeds_corn', count: 20, chance: 0.8 }
            ]
        };

        return tables[this.lootTable] || tables['basic'];
    }

    open(player) {
        if (this.isOpened) return false;

        this.isOpened = true;
        this.sprite.clearTint();
        this.sprite.setTint(0x888888); // Gray for opened

        // Stop animation
        this.scene.tweens.killTweensOf(this.sprite);

        // Spawn loot
        const loot = this.getLootTable();
        for (const entry of loot) {
            if (Math.random() < entry.chance) {
                if (entry.item === 'gold') {
                    if (this.scene.inventorySystem) {
                        this.scene.inventorySystem.addGold(entry.count);
                    }
                } else {
                    if (this.scene.interactionSystem) {
                        this.scene.interactionSystem.spawnLoot(
                            this.gridX,
                            this.gridY,
                            entry.item,
                            entry.count
                        );
                    }
                }
            }
        }

        // Effects
        this.scene.events.emit('show-floating-text', {
            x: this.gridX * 48,
            y: this.gridY * 48,
            text: '📦 Chest Opened!',
            color: '#FFD700'
        });

        if (this.scene.soundManager) {
            this.scene.soundManager.playHarvest();
        }

        console.log(`📦 Opened ${this.lootTable} chest at ${this.gridX},${this.gridY}`);
        return true;
    }

    interact(player) {
        return this.open(player);
    }
}