<?php
/**
 * Frontend functionality for AI Share & Summarize plugin
 *
 * @package AiShareSummarize
 * @since 1.2.0
 */

// Prevent direct access
if (!defined('ABSPATH')) {
    exit;
}

/**
 * Class to handle frontend display and functionality
 */
class AyudaWP_AISS_Frontend {
    
    /**
     * Constructor
     */
    public function __construct() {
        add_action('wp_enqueue_scripts', array($this, 'ayudawp_enqueue_scripts'));
        add_filter('the_content', array($this, 'ayudawp_add_share_buttons'));
    }
    
    /**
     * Enqueue frontend scripts and styles
     */
    public function ayudawp_enqueue_scripts() {
        if (is_singular() || is_archive() || is_home()) {
            wp_enqueue_style(
                'ayudawp-aiss-styles',
                AYUDAWP_AISS_PLUGIN_URL . 'assets/css/ai-share-summarize.css',
                array(),
                AYUDAWP_AISS_VERSION
            );
            
            // Enqueue JavaScript file
            wp_enqueue_script(
                'ayudawp-aiss-scripts',
                AYUDAWP_AISS_PLUGIN_URL . 'assets/js/ai-share-summarize.js',
                array('jquery'),
                AYUDAWP_AISS_VERSION,
                true
            );
            
            // Localize script with translations
            wp_localize_script('ayudawp-aiss-scripts', 'ayudawpAissL10n', array(
                'promptCopied' => __('Prompt copied to clipboard!', 'ai-share-summarize'),
                // Generic copy-prompt tooltips
                'copyPromptShort' => __('Copy prompt & open', 'ai-share-summarize'),
                'copyPromptLong' => __('Copy prompt and open', 'ai-share-summarize'),
                // Gemini specific tooltips
                'geminiTooltipShort' => __('Copy prompt & open', 'ai-share-summarize'),
                'geminiTooltipLong' => __('Copy prompt and open Gemini', 'ai-share-summarize'),
                // DeepSeek specific tooltips
                'deepseekTooltipShort' => __('Copy prompt & open', 'ai-share-summarize'),
                'deepseekTooltipLong' => __('Copy prompt and open DeepSeek', 'ai-share-summarize'),
                // Copilot specific tooltips
                'copilotTooltipShort' => __('Copy prompt & open', 'ai-share-summarize'),
                'copilotTooltipLong' => __('Copy prompt and open Copilot', 'ai-share-summarize'),
                // Platform names for tooltips
                'platformNames' => array(
                    'twitter' => 'X (Twitter)',
                    'linkedin' => 'LinkedIn',
                    'facebook' => 'Facebook',
                    'telegram' => 'Telegram',
                    'whatsapp' => 'WhatsApp',
                    'email' => __('Email', 'ai-share-summarize'),
                    'raindrop' => 'Raindrop',
                    'reddit' => 'Reddit',
                    'bluesky' => 'Bluesky',
                    'line' => 'LINE',
                    'claude' => 'Claude AI',
                    'chatgpt' => 'ChatGPT',
                    'google_ai' => 'Google AI',
                    'gemini' => 'Gemini',
                    'grok' => 'Grok',
                    'perplexity' => 'Perplexity',
                    'deepseek' => 'DeepSeek',
                    'mistral' => 'Mistral AI',
                    'copilot' => 'Microsoft Copilot'
                )
            ));
        }
    }
    
    /**
     * Add share buttons to content
     *
     * @param string $content Post content
     * @return string Modified content with buttons
     */
    public function ayudawp_add_share_buttons($content) {
        if (!ayudawp_aiss_should_display_buttons()) {
            return $content;
        }
        
        // Check for individual post exclusion
        $post_id = get_the_ID();
        if ($post_id && ayudawp_aiss_is_post_excluded($post_id)) {
            return $content;
        }
        
        $options = get_option('ayudawp_aiss_options');
        $insert_position = isset($options['auto_insert_position']) ? $options['auto_insert_position'] : 'after_content';
        
        if ($insert_position === 'disabled') {
            return $content;
        }
        
        $buttons_html = AyudaWP_AISS_Buttons::ayudawp_generate_buttons_html();
        
        switch ($insert_position) {
            case 'before_content':
                return $buttons_html . $content;
            case 'after_content':
                return $content . $buttons_html;
            case 'both':
                return $buttons_html . $content . $buttons_html;
            default:
                return $content . $buttons_html;
        }
    }
}