settings.php

<?php
function logs($data)
{
  $myfile = fopen(__DIR__."/log.txt", "a");
  fwrite($myfile, strval($data));
  fwrite($myfile, "\n");
  fclose($myfile);
}

add_action('admin_menu', 'cardano_wire_admin_add_page');
function cardano_wire_admin_add_page() {
	//add_options_page('Custom Plugin Page', 'Custom Plugin Menu', 'manage_options', 'plugin', 'plugin_options_page');
	add_menu_page('Cardano Wire', 'Cardano Wire', 'manage_options', 'cardano_wire', 'cardano_wire_options_page');
} 

function cardano_wire_options_page() {
?>
<div>
<h2>Cardano Wire</h2>
Configuration to pull data from the blockchain and ipfs
<form action="options.php" method="post">
<?php settings_fields('cardano_wire_settings'); ?>
<?php do_settings_sections('cardano_wire'); ?>
<input name="Submit" type="submit" value="<?php esc_attr_e('Save Changes'); ?>" />
</form>

 
<?php
}

function blockfrost_cardano_api_setting_string() {
	$options = get_option('cardano_wire_settings');
	echo "<input id='cardano_wire_settings_id' name='cardano_wire_settings[blockfrost_cardano_api_key]' size='40' type='text' value='{$options['blockfrost_cardano_api_key']}' />";
}

function ipfs_cardano_api_setting_string() {
	$options = get_option('cardano_wire_settings');
	$ipfs_selection = $options['ipfs_selection'];
	//echo print_r($options, true)."<br/> $ipfs_selection <br />";
  ?>
  <input type="radio" id="nftstorage.link" name="cardano_wire_settings[ipfs_selection]" value="nftstorage.link" <?php if($ipfs_selection == "nftstorage.link"){ echo 'checked="checked"'; } ?>>
  <label for="nftstorage.link">nftstorage.link</label><br>
  <input type="radio" id="localnode" name="cardano_wire_settings[ipfs_selection]" value="localnode" <?php if($ipfs_selection == "localnode"){ echo 'checked="checked"'; } ?>>
  <label for="localnode">Local Node</label><br>
  <?php



//	echo "<input id='cardano_wire_ipfs_settings_id' name='cardano_wire_settings[ipfs_selection]' size='40' type='text' value='{$options['ipfs_selection']}' />";
}
 

add_action('admin_init', 'cardano_wire_admin_init');
function cardano_wire_admin_init(){
	register_setting( 'cardano_wire_settings', 'cardano_wire_settings', 'cardano_wire_options_validate' );
	add_settings_section('cardano_wire_main', 'Blockfrost Settings', 'cardano_wire_section_text', 'cardano_wire');
	add_settings_field('cardano_wire_settings_id', 'Blockfrost Cardano API Key', 'blockfrost_cardano_api_setting_string', 'cardano_wire', 'cardano_wire_main');
	add_settings_section('cardano_wire_ipfs', 'IPFS Settings', 'cardano_wire_ipfs_text', 'cardano_wire');
	add_settings_field('cardano_wire_ipfs_settings_id', 'IPFS Selection', 'ipfs_cardano_api_setting_string', 'cardano_wire', 'cardano_wire_ipfs');
}

function cardano_wire_ipfs_text() {
	echo '<p>IPFS Settings</p>';
}
function cardano_wire_section_text() {
	echo '<p>Blockfrost Settings</p>';
}

function cardano_wire_options_validate($input) {
	//logs("input = ".print_r($input, true). "<br />");
	return $input;
}

?>