const express = require('express');
const router = express.Router();
const { FormRepository } = require('../repositories');
const logger = require('../../../src/utils/logger');

/**
 * Get all forms for the site
 * GET /api/plugins/voting/forms
 */
router.get('/', async (req, res) => {
  try {
    const siteId = req.query.site_id || req.user?.siteId;
    
    const formRepo = new FormRepository();
    const filters = { site_id: siteId };
    const options = {
      orderBy: 'created_at',
      orderDirection: 'desc'
    };
    
    const forms = await formRepo.findWithFilters(filters, options);
    
    res.json({
      success: true,
      data: forms
    });
  } catch (error) {
    logger.error('Failed to get forms:', error);
    res.status(500).json({
      success: false,
      error: 'Failed to retrieve forms',
      message: error.message
    });
  }
});

/**
 * Get a specific form by ID
 * GET /api/plugins/voting/forms/:id
 */
router.get('/:id', async (req, res) => {
  try {
    const { id } = req.params;
    const formRepo = new FormRepository();
    const form = await formRepo.findOne({ id });
    
    if (!form) {
      return res.status(404).json({
        success: false,
        error: 'Form not found'
      });
    }
    
    res.json({
      success: true,
      data: form
    });
  } catch (error) {
    logger.error('Failed to get form:', error);
    res.status(500).json({
      success: false,
      error: 'Failed to retrieve form',
      message: error.message
    });
  }
});

/**
 * Create or update a form
 * POST /api/plugins/voting/forms
 */
router.post('/', async (req, res) => {
  try {
    const formRepo = new FormRepository();
    const formData = {
      ...req.body,
      created_by: req.user?.id,
      created_at: new Date().toISOString(),
      updated_at: new Date().toISOString()
    };
    
    const form = await formRepo.create(formData);
    
    res.status(201).json({
      success: true,
      data: form,
      message: 'Form created successfully'
    });
  } catch (error) {
    logger.error('Failed to create form:', error);
    res.status(500).json({
      success: false,
      error: 'Failed to create form',
      message: error.message
    });
  }
});

/**
 * Update a form
 * PUT /api/plugins/voting/forms/:id
 */
router.put('/:id', async (req, res) => {
  try {
    const { id } = req.params;
    const formRepo = new FormRepository();
    
    const updateData = {
      ...req.body,
      updated_at: new Date().toISOString()
    };
    
    const form = await formRepo.updateById(id, updateData);
    
    if (!form) {
      return res.status(404).json({
        success: false,
        error: 'Form not found'
      });
    }
    
    res.json({
      success: true,
      data: form,
      message: 'Form updated successfully'
    });
  } catch (error) {
    logger.error('Failed to update form:', error);
    res.status(500).json({
      success: false,
      error: 'Failed to update form',
      message: error.message
    });
  }
});

/**
 * Delete a form
 * DELETE /api/plugins/voting/forms/:id
 */
router.delete('/:id', async (req, res) => {
  try {
    const { id } = req.params;
    const formRepo = new FormRepository();
    
    const deleted = await formRepo.deleteById(id);
    
    if (!deleted) {
      return res.status(404).json({
        success: false,
        error: 'Form not found'
      });
    }
    
    res.json({
      success: true,
      message: 'Form deleted successfully'
    });
  } catch (error) {
    logger.error('Failed to delete form:', error);
    res.status(500).json({
      success: false,
      error: 'Failed to delete form',
      message: error.message
    });
  }
});

module.exports = router;