<?php

class WPCF7_Editor {

	private $contact_form;
	private $panels = array();

	public function __construct( WPCF7_ContactForm $contact_form ) {
		$this->contact_form = $contact_form;
	}

	public function add_panel( $panel_id, $title, $callback ) {
		if ( wpcf7_is_name( $panel_id ) ) {
			$this->panels[$panel_id] = array(
				'title' => $title,
				'callback' => $callback,
			);
		}
	}

	public function display() {
		if ( empty( $this->panels ) ) {
			return;
		}

		$active_panel_id = trim( $_GET['active-tab'] ?? '' );

		if ( ! array_key_exists( $active_panel_id, $this->panels ) ) {
			$active_panel_id = array_key_first( $this->panels );
		}

		echo '<nav>';
		echo '<ul id="contact-form-editor-tabs">';

		foreach ( $this->panels as $panel_id => $panel ) {
			$active = $panel_id === $active_panel_id;

			echo sprintf(
				'<li %1$s><a %2$s>%3$s</a></li>',
				wpcf7_format_atts( array(
					'id' => sprintf( '%s-tab', $panel_id ),
					'class' => $active ? 'active' : null,
					'tabindex' => $active ? '0' : '-1',
					'data-panel' => $panel_id,
				) ),
				wpcf7_format_atts( array(
					'href' => sprintf( '#%s', $panel_id ),
				) ),
				esc_html( $panel['title'] )
			);
		}

		echo '</ul>';
		echo '</nav>';

		foreach ( $this->panels as $panel_id => $panel ) {
			$active = $panel_id === $active_panel_id;

			echo sprintf(
				'<section %s>',
				wpcf7_format_atts( array(
					'id' => $panel_id,
					'class' => 'contact-form-editor-panel' . ( $active ? ' active' : '' ),
				) )
			);

			if ( is_callable( $panel['callback'] ) ) {
				call_user_func( $panel['callback'], $this->contact_form );
			}

			echo '</section>';
		}
	}
}

function wpcf7_editor_panel_form( $post ) {
	$desc_link = wpcf7_link(
		__( 'https://contactform7.com/editing-form-template/', 'contact-form-7' ),
		__( 'Editing form template', 'contact-form-7' ) );
	/* translators: %s: link labeled 'Editing form template' */
	$description = __( "You can edit the form template here. For details, see %s.", 'contact-form-7' );
	$description = sprintf( esc_html( $description ), $desc_link );
?>

<h2><?php echo esc_html( __( 'Form', 'contact-form-7' ) ); ?></h2>

<fieldset>
<legend><?php echo $description; ?></legend>

<?php
	$tag_generator = WPCF7_TagGenerator::get_instance();
	$tag_generator->print_buttons();
?>

<textarea id="wpcf7-form" name="wpcf7-form" cols="100" rows="24" class="large-text code" data-config-field="form.body"><?php echo esc_textarea( $post->prop( 'form' ) ); ?></textarea>
</fieldset>
<?php
}

function wpcf7_editor_panel_mail( $post ) {
	wpcf7_editor_box_mail( $post );

	echo '<br class="clear" />';

	wpcf7_editor_box_mail( $post, array(
		'id' => 'wpcf7-mail-2',
		'name' => 'mail_2',
		'title' => __( 'Mail (2)', 'contact-form-7' ),
		'use' => __( 'Use Mail (2)', 'contact-form-7' ),
	) );
}

function wpcf7_editor_box_mail( $post, $options = '' ) {
	$options = wp_parse_args( $options, array(
		'id' => 'wpcf7-mail',
		'name' => 'mail',
		'title' => __( 'Mail', 'contact-form-7' ),
		'use' => null,
	) );

	$id = esc_attr( $options['id'] );

	$mail = wp_parse_args( $post->prop( $options['name'] ), array(
		'active' => false,
		'recipient' => '',
		'sender' => '',
		'subject' => '',
		'body' => '',
		'additional_headers' => '',
		'attachments' => '',
		'use_html' => false,
		'exclude_blank' => false,
	) );

?>
<div class="contact-form-editor-box-mail" id="<?php echo esc_attr( $id ); ?>">
<h2><?php echo esc_html( $options['title'] ); ?></h2>

<?php
	if ( ! empty( $options['use'] ) ) {
		echo sprintf(
			'<label %1$s><input %2$s /> %3$s</label>',
			wpcf7_format_atts( array(
				'for' => sprintf( '%s-active', $id ),
			) ),
			wpcf7_format_atts( array(
				'type' => 'checkbox',
				'id' => sprintf( '%s-active', $id ),
				'name' => sprintf( '%s[active]', $id ),
				'data-config-field' => '',
				'data-toggle' => sprintf( '%s-fieldset', $id ),
				'value' => '1',
				'checked' => $mail['active'],
			) ),
			esc_html( $options['use'] )
		);

		echo sprintf(
			'<p class="description">%s</p>',
			esc_html( __( "Mail (2) is an additional mail template often used as an autoresponder.", 'contact-form-7' ) )
		);
	}
?>

<fieldset id="<?php echo esc_attr( sprintf( '%s-fieldset', $id ) ); ?>">
<legend>
<?php
	$desc_link = wpcf7_link(
		__( 'https://contactform7.com/setting-up-mail/', 'contact-form-7' ),
		__( 'Setting up mail', 'contact-form-7' ) );
	/* translators: %s: link labeled 'Setting up mail' */
	$description = __( "You can edit the mail template here. For details, see %s.", 'contact-form-7' );
	$description = sprintf( esc_html( $description ), $desc_link );
	echo $description;
	echo '<br />';

	echo esc_html( __( "In the following fields, you can use these mail-tags:",
		'contact-form-7' ) );
	echo '<br />';
	$post->suggest_mail_tags( $options['name'] );
?>
</legend>
<table class="form-table">
<tbody>
	<tr>
	<th scope="row">
		<label for="<?php echo $id; ?>-recipient"><?php echo esc_html( __( 'To', 'contact-form-7' ) ); ?></label>
	</th>
	<td>
		<input type="text" id="<?php echo $id; ?>-recipient" name="<?php echo $id; ?>[recipient]" class="large-text code" size="70" value="<?php echo esc_attr( $mail['recipient'] ); ?>" data-config-field="<?php echo sprintf( '%s.recipient', esc_attr( $options['name'] ) ); ?>" />
	</td>
	</tr>

	<tr>
	<th scope="row">
		<label for="<?php echo $id; ?>-sender"><?php echo esc_html( __( 'From', 'contact-form-7' ) ); ?></label>
	</th>
	<td>
		<input type="text" id="<?php echo $id; ?>-sender" name="<?php echo $id; ?>[sender]" class="large-text code" size="70" value="<?php echo esc_attr( $mail['sender'] ); ?>" data-config-field="<?php echo sprintf( '%s.sender', esc_attr( $options['name'] ) ); ?>" />
	</td>
	</tr>

	<tr>
	<th scope="row">
		<label for="<?php echo $id; ?>-subject"><?php echo esc_html( __( 'Subject', 'contact-form-7' ) ); ?></label>
	</th>
	<td>
		<input type="text" id="<?php echo $id; ?>-subject" name="<?php echo $id; ?>[subject]" class="large-text code" size="70" value="<?php echo esc_attr( $mail['subject'] ); ?>" data-config-field="<?php echo sprintf( '%s.subject', esc_attr( $options['name'] ) ); ?>" />
	</td>
	</tr>

	<tr>
	<th scope="row">
		<label for="<?php echo $id; ?>-additional-headers"><?php echo esc_html( __( 'Additional headers', 'contact-form-7' ) ); ?></label>
	</th>
	<td>
		<textarea id="<?php echo $id; ?>-additional-headers" name="<?php echo $id; ?>[additional_headers]" cols="100" rows="4" class="large-text code" data-config-field="<?php echo sprintf( '%s.additional_headers', esc_attr( $options['name'] ) ); ?>"><?php echo esc_textarea( $mail['additional_headers'] ); ?></textarea>
	</td>
	</tr>

	<tr>
	<th scope="row">
		<label for="<?php echo $id; ?>-body"><?php echo esc_html( __( 'Message body', 'contact-form-7' ) ); ?></label>
	</th>
	<td>
		<textarea id="<?php echo $id; ?>-body" name="<?php echo $id; ?>[body]" cols="100" rows="18" class="large-text code" data-config-field="<?php echo sprintf( '%s.body', esc_attr( $options['name'] ) ); ?>"><?php echo esc_textarea( $mail['body'] ); ?></textarea>

		<p><label for="<?php echo $id; ?>-exclude-blank"><input type="checkbox" id="<?php echo $id; ?>-exclude-blank" name="<?php echo $id; ?>[exclude_blank]" value="1"<?php echo ( ! empty( $mail['exclude_blank'] ) ) ? ' checked="checked"' : ''; ?> /> <?php echo esc_html( __( 'Exclude lines with blank mail-tags from output', 'contact-form-7' ) ); ?></label></p>

		<p><label for="<?php echo $id; ?>-use-html"><input type="checkbox" id="<?php echo $id; ?>-use-html" name="<?php echo $id; ?>[use_html]" value="1"<?php echo ( $mail['use_html'] ) ? ' checked="checked"' : ''; ?> /> <?php echo esc_html( __( 'Use HTML content type', 'contact-form-7' ) ); ?></label></p>
	</td>
	</tr>

	<tr>
	<th scope="row">
		<label for="<?php echo $id; ?>-attachments"><?php echo esc_html( __( 'File attachments', 'contact-form-7' ) ); ?></label>
	</th>
	<td>
		<textarea id="<?php echo $id; ?>-attachments" name="<?php echo $id; ?>[attachments]" cols="100" rows="4" class="large-text code" data-config-field="<?php echo sprintf( '%s.attachments', esc_attr( $options['name'] ) ); ?>"><?php echo esc_textarea( $mail['attachments'] ); ?></textarea>
	</td>
	</tr>
</tbody>
</table>
</fieldset>
</div>
<?php
}

function wpcf7_editor_panel_messages( $post ) {
	$desc_link = wpcf7_link(
		__( 'https://contactform7.com/editing-messages/', 'contact-form-7' ),
		__( 'Editing messages', 'contact-form-7' ) );
	/* translators: %s: link labeled 'Editing messages' */
	$description = __( "You can edit messages used in various situations here. For details, see %s.", 'contact-form-7' );
	$description = sprintf( esc_html( $description ), $desc_link );

	$messages = wpcf7_messages();

	if ( isset( $messages['captcha_not_match'] )
	and ! wpcf7_use_really_simple_captcha() ) {
		unset( $messages['captcha_not_match'] );
	}

?>
<h2><?php echo esc_html( __( 'Messages', 'contact-form-7' ) ); ?></h2>
<fieldset>
<legend><?php echo $description; ?></legend>
<?php

	foreach ( $messages as $key => $arr ) {
		$field_id = sprintf( 'wpcf7-message-%s', strtr( $key, '_', '-' ) );
		$field_name = sprintf( 'wpcf7-messages[%s]', $key );

?>
<p class="description">
<label for="<?php echo $field_id; ?>"><?php echo esc_html( $arr['description'] ); ?><br />
<input type="text" id="<?php echo $field_id; ?>" name="<?php echo $field_name; ?>" class="large-text" size="70" value="<?php echo esc_attr( $post->message( $key, false ) ); ?>" data-config-field="<?php echo sprintf( 'messages.%s', esc_attr( $key ) ); ?>" />
</label>
</p>
<?php
	}
?>
</fieldset>
<?php
}

function wpcf7_editor_panel_additional_settings( $post ) {
	$desc_link = wpcf7_link(
		__( 'https://contactform7.com/additional-settings/', 'contact-form-7' ),
		__( 'Additional settings', 'contact-form-7' ) );
	/* translators: %s: link labeled 'Additional settings' */
	$description = __( "You can add customization code snippets here. For details, see %s.", 'contact-form-7' );
	$description = sprintf( esc_html( $description ), $desc_link );

?>
<h2><?php echo esc_html( __( 'Additional Settings', 'contact-form-7' ) ); ?></h2>
<fieldset>
<legend><?php echo $description; ?></legend>
<textarea id="wpcf7-additional-settings" name="wpcf7-additional-settings" cols="100" rows="8" class="large-text" data-config-field="additional_settings.body"><?php echo esc_textarea( $post->prop( 'additional_settings' ) ); ?></textarea>
</fieldset>
<?php
}
