const express = require('express');
const CraftingSystem = require('../systems/CraftingSystem');

const router = express.Router();

// Initialize crafting system
const craftingSystem = new CraftingSystem();

// Get all recipes
router.get('/recipes', async (req, res) => {
  try {
    const recipes = craftingSystem.getAllRecipes();
    res.json({
      success: true,
      recipes
    });
  } catch (error) {
    res.status(500).json({ 
      success: false, 
      error: error.message 
    });
  }
});

// Get recipe by ID
router.get('/recipes/:id', async (req, res) => {
  try {
    const { id } = req.params;
    const recipe = craftingSystem.getRecipe(id);
    
    if (!recipe) {
      return res.status(404).json({ 
        success: false, 
        error: 'Recipe not found' 
      });
    }
    
    res.json({
      success: true,
      recipe
    });
  } catch (error) {
    res.status(500).json({ 
      success: false, 
      error: error.message 
    });
  }
});

// Get recipes by type
router.get('/recipes/type/:type', async (req, res) => {
  try {
    const { type } = req.params;
    const recipes = craftingSystem.getRecipesByType(type);
    
    res.json({
      success: true,
      recipes
    });
  } catch (error) {
    res.status(500).json({ 
      success: false, 
      error: error.message 
    });
  }
});

// Get player crafting data
router.get('/player/:userId', async (req, res) => {
  try {
    const { userId } = req.params;
    const playerData = craftingSystem.getPlayerData(userId);
    
    res.json({
      success: true,
      playerData
    });
  } catch (error) {
    res.status(500).json({ 
      success: false, 
      error: error.message 
    });
  }
});

// Check if can craft
router.post('/can-craft/:userId/:recipeId', async (req, res) => {
  try {
    const { userId, recipeId } = req.params;
    const { inventory } = req.body;
    
    if (!inventory) {
      return res.status(400).json({ 
        success: false, 
        error: 'Inventory data required' 
      });
    }
    
    const canCraft = craftingSystem.canCraft(userId, recipeId, inventory);
    
    res.json({
      success: true,
      canCraft
    });
  } catch (error) {
    res.status(500).json({ 
      success: false, 
      error: error.message 
    });
  }
});

// Craft item
router.post('/craft/:userId/:recipeId', async (req, res) => {
  try {
    const { userId, recipeId } = req.params;
    const { inventory } = req.body;
    
    if (!inventory) {
      return res.status(400).json({ 
        success: false, 
        error: 'Inventory data required' 
      });
    }
    
    const result = await craftingSystem.craftItem(userId, recipeId, inventory);
    
    res.json({
      success: true,
      result
    });
  } catch (error) {
    res.status(500).json({ 
      success: false, 
      error: error.message 
    });
  }
});

// Learn recipe
router.post('/learn/:userId/:recipeId', async (req, res) => {
  try {
    const { userId, recipeId } = req.params;
    const result = craftingSystem.learnRecipe(userId, recipeId);
    
    res.json({
      success: true,
      result
    });
  } catch (error) {
    res.status(500).json({ 
      success: false, 
      error: error.message 
    });
  }
});

// Get player known recipes
router.get('/known/:userId', async (req, res) => {
  try {
    const { userId } = req.params;
    const recipes = craftingSystem.getPlayerKnownRecipes(userId);
    
    res.json({
      success: true,
      recipes
    });
  } catch (error) {
    res.status(500).json({ 
      success: false, 
      error: error.message 
    });
  }
});

// Get crafting stats
router.get('/stats/:userId', async (req, res) => {
  try {
    const { userId } = req.params;
    const stats = craftingSystem.getCraftingStats(userId);
    
    res.json({
      success: true,
      stats
    });
  } catch (error) {
    res.status(500).json({ 
      success: false, 
      error: error.message 
    });
  }
});

// Discover recipe
router.post('/discover/:userId/:recipeId', async (req, res) => {
  try {
    const { userId, recipeId } = req.params;
    const result = craftingSystem.discoverRecipe(userId, recipeId);
    
    res.json({
      success: true,
      result
    });
  } catch (error) {
    res.status(500).json({ 
      success: false, 
      error: error.message 
    });
  }
});

module.exports = router;