<?php
/**
 * Template Name: Campaign Edit template
 * Template Post Type: page
 */

if (!defined('ABSPATH')) {
    exit;
}

// log_to_file("Campaign Edit template - Loaded");

$current_user_id = get_current_user_id();
$calculate_timeline = true;
$message = false;
$new_post = true;
$campaign_enabled = true;
$professions = [];


// log_to_file("Campaign Edit template - Current user ID: $current_user_id");
// log_to_file("Campaign Edit template - Server Request Method: ", $_SERVER['REQUEST_METHOD']);
// log_to_file("Campaign Edit template - Post Data: ", $_POST);

// Handle form submission
if ($_SERVER['REQUEST_METHOD'] === 'POST' && isset($_POST['campaign_submit'])) {

	// log_to_file("Campaign Edit template - Handling post request");

    $post_data = array(
        'post_title' => sanitize_text_field($_POST['campaign_name']),
        'post_type' => 'campaign',
        'post_status' => 'publish'
    );
    $calculate_timeline = isset($_POST['calculate_timeline']) ? true : false;

    if (isset($_POST['post_id']) && !empty($_POST['post_id'])) {

		// log_to_file("Campaign Edit template - Updating campaign");
        $post_data['ID'] = intval($_POST['post_id']);
        $post_id = wp_update_post($post_data);
		$new_post = false;
        $message = ['status' => 'success', 'message' => 'Campaign updated successfully.'];
        $campaign_tracking_id = get_post_meta($post_id, 'campaign_tracking_id', true);
        // log_to_file("Campaign Edit template - Campaign Tracking ID: $campaign_tracking_id");
        if ($campaign_tracking_id == '') {
	        RL_MailWarmer_Campaign_Helper::generate_campaign_tracking_id($post_id);
        }
    } else {
    	// log_to_file("Campaign Edit template - Creating new campaign");
        $post_id = wp_insert_post($post_data);
        RL_MailWarmer_Campaign_Helper::generate_campaign_tracking_id($post_id);
        $message = ['status' => 'success', 'message' => 'Campaign added successfully.'];
    }

    if (!is_wp_error($post_id)) {

    	// log_to_file("Campaign Edit template - Create/update successful!");

    	$campaign_enabled = isset($_POST['enabled']) ? true : false;
    	// log_to_file("Campaign Edit template - 1 Campaign Enabled: {$campaign_enabled}  New Post: {$new_post}");
    	// var_dump($campaign_enabled);
    	update_post_meta($post_id, 'enabled', $campaign_enabled);

        $acf_fields = [
            'domain_id',
            // 'enabled',
            'email_accounts',
            // 'num_additional_emails',
            'start_date',
            'warmup_period',
            'starting_volume',
            'target_volume',
            'weekend_reduction_factor',
            'target_profession',
            'target_profession_other',
            'campaign_conversation_topics'
        ];

        foreach ($acf_fields as $field) {
            if (isset($_POST[$field])) {
		    	// log_to_file("Campaign Edit template - Checking for $field in POST: ", $_POST[$field]);
		    	switch ($field) {
		    		case 'email_accounts':
		    			$campaign_email_accounts = $_POST[$field];
	    			    $is_limited = false;

	    			    // Iterate through each email account ID
	    			    foreach ($campaign_email_accounts as $account_id) {
	    			        // Retrieve the 'limited_access' meta value for the current account ID
	    			        $limited_access = get_post_meta($account_id, 'limited_access', true);

	    			        // Check if 'limited_access' is true
	    			        if ($limited_access === true || $limited_access === '1') {
	    			            $is_limited = true;
	    			            break; // Exit the loop early as we only need one true value
	    			        }
	    			    }

	    			    // Update 'campaign_limited' for $post_id if any account is limited
	    			    if ($is_limited) {
	    			        update_post_meta($post_id, 'campaign_limited', true);
	    			    } else {
	    			        update_post_meta($post_id, 'campaign_limited', false);
	    			    }

	    			    // Update the field as usual
	    			    update_field($field, $campaign_email_accounts, $post_id);
	    			    break;

		    		case 'domain_id':
		    			// log_to_file("Campaign Edit template - Found domain in POST", $_POST['domain_id']);
		    			try {
		    				update_field('domain', $_POST['domain_id'], $post_id);
		    			} catch (Exception $e) {
		    				throw new Exception(__('fetch_dns_records - Campaign Edit template: Unable to update domain field for Campaign', 'rl-mailwarmer') . $e->getMessage());
		    			}
		    			
		    			break;
		    		
		    		default:
		    			update_field($field, sanitize_text_field($_POST[$field]), $post_id);
		    			break;
		    	}
            }
        }


    	// log_to_file("Campaign Edit template - Setting campaign owner_id to $current_user_id");
        update_post_meta($post_id, 'owner_id', $current_user_id);

        // Calculate a timeline
        if ($new_post || $calculate_timeline) {
        	RL_MailWarmer_DB_Helper::delete_all_conversations_messages($post_id);
	        RL_MailWarmer_Campaign_Helper::calculate_campaign_timeline($post_id);
	        RL_MailWarmer_Campaign_Helper::fill_campaign_timeline($post_id);
	        // log_to_file("Campaign Edit template - Campaign timeline: ", $campaign_timeline);
        }


    } else {
        $message = ['status' => 'error', 'message' => 'Error: ' . $post_id->get_error_message()];
    }

    if ( !(isset($_POST['stay_on_page']) && ($_POST['stay_on_page'] === 'on')) ) {
    	// log_to_file("Domain Edit template - stay_on_page not set; redirecting!");
    	wp_redirect( get_permalink( $post_id ) );
    	exit;
    }

} else {
	// log_to_file("Campaign Edit template - Post request not set");
}

// Get existing post data if editing
if (isset($_GET['edit'])) {
	$post_id = intval($_GET['edit']);
	$new_post = false;
	$campaign_enabled = get_post_meta($post_id, 'enabled') ? get_post_meta($post_id, 'enabled', true) : false;
	// log_to_file("Campaign Edit template - 2 Campaign Enabled: {$campaign_enabled}  New Post: {$new_post}");
	// var_dump($campaign_enabled);
	// update_post_meta($post_id, 'enabled', $campaign_enabled);
} else {
	$post_id = 0;
}
$campaign_data = [
    'campaign_name' => '',
    // 'enabled' => '',
    'domain_id' => '',
    'email_accounts' => [],
    'num_additional_emails' => '',
    'start_date' => '',
    'warmup_period' => '8',
    'starting_volume' => '5',
    'target_volume' => '50',
    'weekend_reduction_factor' => 25,
    'target_profession' => '',
    'target_profession_other' => '',
    'campaign_conversation_topics' => ''
];

if ($post_id > 0) {
    $post_item = get_post($post_id);
    if ($post_item && $post_item->post_type === 'campaign') {
        $campaign_data['campaign_name'] = $post_item->post_title;
        foreach ($campaign_data as $key => $value) {
            if ($key !== 'campaign_name') {

            	switch ($key) {
            		case 'domain_id':
            			$domain_id = get_field('domain', $post_id) ? get_field('domain', $post_id) : '';
            			if ($domain_id) {
	            			$campaign_data[$key] = $domain_id->ID;
            			}
            			break;

            		case 'email_accounts':
            			$email_accounts = get_field($key, $post_id) ? get_field($key, $post_id) : '';
            			// log_to_file("Campaign Edit template - Email accounts: ", $email_accounts);
            			$campaign_data[$key] = $email_accounts;
	            		break;

            		case 'start_date':
            			$start_date = get_field($key, $post_id) ? get_field($key, $post_id) : '';
            			$campaign_data[$key] = date('Y-m-d', strtotime($start_date));
            			break;

            		default:
            			$campaign_data[$key] = get_field($key, $post_id);
            			break;
            	}
            	// if ($key === 'domain_id') {
            	// 	$domain_id = get_field('domain', $post_id);
            	// 	$campaign_data[$key] = $domain_id->ID;
            	// } else {
            	// 	$campaign_data[$key] = get_field($key, $post_id);
            	// }
                
            }
        }
    }
}

log_to_file("Campaign Edit template - Campaign data: ", $campaign_data);

// Get domains for current user
$domains = get_posts([
    'orderby' => 'title',
    'order' => 'ASC',
    'post_type' => 'domain',
    'posts_per_page' => -1,
    'meta_query' => [
        [
            'key' => 'owner_id',
            'value' => $current_user_id
        ]
    ]
]);
// log_to_file("Campaign Edit template - Domains: ", $domains);

// Get the list of default professions
$professions = rl_get_textarea_meta_as_array('option', 'default_profession_pool');
// log_to_file("Campaign Edit template - Professions: ", $professions);

// log_to_file("Campaign Edit template - 3 Campaign Enabled: {$campaign_enabled}  New Post: {$new_post}");


get_header(); ?>


<div <?php generate_do_attr('content'); ?>>
    <main <?php generate_do_attr('main'); ?>>
        <?php do_action('generate_before_main_content');

        if (generate_has_default_loop()) {
            while (have_posts()) :
                the_post(); ?>
                <article id="post-<?php the_ID(); ?>" <?php post_class(); ?> <?php generate_do_microdata('article'); ?>>
                    <div class="inside-article mf-dashboard-page">
                        <header <?php generate_do_attr('entry-header'); ?>>
                            <?php if ($message): ?>
                                <div class="notice notice-<?php echo $message['status']; ?> is-dismissible">
                                    <p><?php echo esc_html($message['message']); ?></p>
                                    <button type="button" class="notice-dismiss">
                                        <span class="screen-reader-text">Dismiss this notice.</span>
                                    </button>
                                </div>
                            <?php endif; ?>
                        </header>

                        <div class="entry-content">
                            <div class="wrap">
                                <h1 style="display:inline-block;"><?php echo $post_id ? 'Edit Campaign' : 'Add New Campaign'; ?></h1>
                                <?php if ($post_id) : ?>
									<span id="view_post_link"><a href="<?php echo get_the_permalink($post_id); ?>">View Campaign</a></span>
								<?php endif; ?>

                                
                                <form method="post" action="" class="mf-dashboard-form">
                                    <?php wp_nonce_field('campaign_form_nonce', 'campaign_nonce'); ?>
                                    
                                    <?php if ($post_id) : ?>
                                        <input type="hidden" name="post_id" value="<?php echo esc_attr($post_id); ?>">
                                    <?php endif; ?>
                                    
                                    <div class="mf-form-field-block">
	                                    <table class="mf-form-table">
	                                        <tr>
	                                            <th><label for="campaign_name">Campaign Name</label></th>
	                                            <td>
	                                                <input type="text" id="campaign_name" name="campaign_name" 
	                                                    value="<?php echo esc_attr($campaign_data['campaign_name']); ?>" 
	                                                    class="regular-text" required>
	                                            </td>
	                                        </tr>
								            <tr>
								                <th><label for="enabled">Enable this campaign?</label></th>
								                <td>
								                    <input type="checkbox" 
								                           id="enabled" 
								                           name="enabled" 
								                           <?php echo $campaign_enabled || $new_post ? 'checked' : ''; ?> 
								                           class="">
								                    <span>Disabled campaigns will not send any mail until they are re-enabled</span>
								                           
								                </td>
								            </tr>
	                                        <tr>
	                                            <th><label for="domain_id">Domain</label></th>
	                                            <td>
	                                                <select id="domain_id" name="domain_id" required>
	                                                    <option value="">Select Domain</option>
	                                                    <?php foreach ($domains as $domain) : ?>
	                                                    <option value="<?php echo $domain->ID; ?>"<?php selected($campaign_data['domain_id'], $domain->ID); ?>><?php echo esc_html($domain->post_title); ?></option>
	                                                    <?php endforeach; ?>
	                                                </select>
	                                            </td>
	                                        </tr>
	                                        <tr>
	                                            <th><label for="email_accounts">Email Accounts</label></th>
	                                            <td>
	                                                <select id="email_accounts" name="email_accounts[]" multiple required class="email-accounts-select">
	                                                    <?php
	                                                    $selected_accounts = get_post_meta($post_id, 'email_accounts') ? get_post_meta($post_id, 'email_accounts', true) : [];
	                                                    $user_email_accounts = get_posts([
	                                                        'post_type' => 'email-account',
	                                                        'posts_per_page' => -1,
	                                                        'meta_query' => [
	                                                            [
	                                                                'key' => 'owner_id',
	                                                                'value' => $current_user_id
	                                                            ]
	                                                        ]
	                                                    ]);
	                                                    
	                                                    
	                                                    // log_to_file("Selected email accounts: ", $selected_accounts );
	                                                    // log_to_file("User email accounts: ", $user_email_accounts);
	                                                    
	                                                    if ($user_email_accounts) :
		                                                    foreach ($user_email_accounts as $account) : 
		                                                    	$account_id = $account->ID; 
		                                                    	$account_name = $account->post_title; ?>
		                                                        <option value="<?php echo esc_attr($account_id); ?>"<?php echo in_array($account_id, $selected_accounts) ? 'selected' : ''; ?>><?php echo esc_html($account_name); ?></option>
		                                                    <?php endforeach; ?>
	                                                    <?php endif; ?>
	                                                </select>
	                                            </td>
	                                        </tr>
	                                        <!-- <tr>
	                                            <th><label for="num_additional_emails">Number of Additional Emails</label></th>
	                                            <td>
	                                                <input type="number" id="num_additional_emails" name="num_additional_emails" 
	                                                    value="<?php //echo esc_attr($campaign_data['num_additional_emails']); ?>" 
	                                                    class="small-text" required>
	                                            </td>
	                                        </tr> -->
	                                        <tr>
	                                            <th><label for="start_date">Start Date</label></th>
	                                            <td>
	                                                <?php
	                                                $start_date = isset($campaign_data['start_date']) && !empty($campaign_data['start_date']) 
	                                                              ? $campaign_data['start_date'] 
	                                                              : date('Y-m-d');
	                                                ?>

	                                                <input type="date" id="start_date" name="start_date" 
	                                                       value="<?php echo esc_attr($start_date); ?>" required>
	                                            </td>
	                                        </tr>
	                                        <tr>
	                                            <th><label for="warmup_period">Warmup Period (in weeks)</label></th>
	                                            <td>
	                                                <input type="number" id="warmup_period" name="warmup_period" 
	                                                    value="<?php echo esc_attr($campaign_data['warmup_period']); ?>" 
	                                                    class="small-text" min="2" max="52" placeholder="8" required>
	                                            </td>
	                                        </tr>
	                                        <tr>
	                                            <th><label for="starting_volume">Starting Daily Volume</label></th>
	                                            <td>
	                                                <input type="number" id="starting_volume" name="starting_volume" 
	                                                    value="<?php echo esc_attr($campaign_data['starting_volume']); ?>" 
	                                                    class="small-text" min="1" max="50" placeholder="5" required>
	                                            </td>
	                                        </tr>
	                                        <tr>
	                                            <th><label for="target_volume">Target Daily Volume</label></th>
	                                            <td>
	                                                <input type="number" id="target_volume" name="target_volume" 
	                                                    value="<?php echo esc_attr($campaign_data['target_volume']); ?>" 
	                                                    class="small-text" min="10" max="1000" placeholder="50" required>
	                                            </td>
	                                        </tr>
	                                        <tr>
	                                            <th><label for="weekend_reduction_factor">Weekend Reduction Factor</label></th>
	                                            <td>
	                                                <input type="number" id="weekend_reduction_factor" name="weekend_reduction_factor" 
	                                                    value="<?php echo esc_attr($campaign_data['weekend_reduction_factor']); ?>" 
	                                                    class="small-text" min="10" max="90" placeholder="25" step="5">%
	                                                <span>Reduce traffic on weekend & holidays by this percentage</span>
	                                            </td>
	                                        </tr>
	                                        <tr>
	                                            <th><label for="target_profession">Target Profession</label></th>
	                                            <td>	                                                    
	                                                <select id="target_profession" name="target_profession" required>
	                                                    <option value="">Select Profession</option>
	                                                    <?php foreach ($professions as $profession) : 
	                                                    	?>
	                                                        <option value="<?php echo htmlentities($profession); ?>"<?php selected($campaign_data['target_profession'], $profession); ?>><?php echo htmlentities($profession); ?></option>
	                                                    <?php endforeach; ?>
	                                                </select>
	                                            </td>
	                                        </tr>
	                                        <tr>
	                                            <th><label for="target_profession_other">Other Profession</label></th>
	                                            <td>
	                                                <input type="text" id="target_profession_other" name="target_profession_other" 
	                                                    value="<?php echo esc_attr($campaign_data['target_profession_other']); ?>" 
	                                                    class="regular-text">
	                                            </td>
	                                        </tr>
	                                        <tr>
	                                            <th><label for="campaign_conversation_topics">Conversation Topics</label></th>
	                                            <td>
	                                                <textarea id="campaign_conversation_topics" name="campaign_conversation_topics" 
	                                                    class="regular-text" rows="5"><?php echo esc_textarea($campaign_data['campaign_conversation_topics']); ?></textarea>
	                                            </td>
	                                        </tr>
								            <tr>
								                <th><label for="calculate_timeline">Calculate the campaign timeline?</label></th>
								                <td>
								                    <input type="checkbox" 
								                           id="calculate_timeline" 
								                           name="calculate_timeline" 
								                           <?php echo $new_post ? 'checked' : ''; ?> 
								                           class="">
								                    <span>This will delete any pending messages and recreate the timeline based on the above fields</span>
								                           
								                </td>
								            </tr>
	                                    </table>
	                                </div>
                                    
                                    <p class="submit">
                                        <input type="submit" name="campaign_submit" class="button button-primary" 
                                            value="<?php echo $post_id ? 'Update Campaign' : 'Add Campaign'; ?>">
                                    </p>

							        <?php //if ($new_post) : ?>
							        <?php if (true) : ?>

                                    <div class="mf-form-field-block">
	                                    <label for="stay_on_page">Stay on this page to create another?</label>
	                                    <input type="checkbox" 
                                           id="stay_on_page" 
                                           name="stay_on_page" 
                                           class="">
                                    </div>

							        <?php endif; ?>

                                </form>
                            </div>
                        </div>
                    </div>
                </article>
            <?php endwhile;
            wp_reset_postdata();
        }
        do_action('generate_after_main_content'); ?>
    </main>
</div>
<script>
	jQuery(document).ready(function($) {

		/*
		 * Filter email accounts to only display those matching the selected domain
		 *
		 */

	    const $domainSelect = $('#domain_id');
	    const $emailSelect = $('#email_accounts');
	    const $emailOptions = $emailSelect.find('option');

	    function filterEmailAccounts() {
	        const selectedDomain = $domainSelect.val();

	        console.log("Filtering for " + selectedDomain);
	        
	        $emailOptions.hide();
	        if (selectedDomain) {
	            $emailOptions.each(function() {
	                const $option = $(this);
	                const email = $option.text();
	                // console.log("Checking " + email);
	                const domain = $domainSelect.find('option:selected').text();
	                // console.log("Domain " + domain);
	                
	                if (email.endsWith('@' + domain)) {
	                	// console.log("Showing this option");
	                    $option.show();
	                }
	            });
	        }
	    }

	    $domainSelect.on('change', function() {
	        $emailSelect.val([]);  // Clear selection
	        filterEmailAccounts();
	    });

	    // Initial filter
	    filterEmailAccounts();


		/*
		 * Show the Other Profession field when the Target Profession is set to "Other"
		 *
		 */

		const $professionSelect = $('#target_profession');
		const $otherField = $('#target_profession_other').closest('tr');

		function toggleOtherField() {
			if ($professionSelect.val() === 'Other') {
				$otherField.show();
			} else {
				$otherField.hide();
				$('#target_profession_other').val('');
			}
		}

		$professionSelect.on('change', toggleOtherField);

		// Initial state
		toggleOtherField();
	});
</script>
<?php
do_action('generate_after_primary_content_area');
generate_construct_sidebars();
get_footer();