<?php

namespace WPParsidate\Settings;

defined( 'ABSPATH' ) || exit;

use WPParsidate\Helper\{Cache, Validating};

class Settings {
  public static function addToArray( $key, $value, $optionsName = null, $reverse = false ): bool {
    $optionValue = self::get( $key, [], $optionsName );
    $optionValue = is_array( $optionValue ) ? $optionValue : [];
    if ( $reverse ) {
      $optionValue = array_values( array_reverse( $optionValue ) );
    }
    $optionValue[] = $value;

    if ( $reverse ) {
      $optionValue = array_values( array_reverse( $optionValue ) );
    }

    return self::save( $key, $optionValue, $optionsName );
  }

  public static function deleteFromArray( $key, $index, $optionsName = null ): bool {
    $optionValue = self::get( $key, [], $optionsName );
    $optionValue = is_array( $optionValue ) ? $optionValue : [];

    if ( isset( $optionValue[ $index ] ) ) {
      unset( $optionValue[ $index ] );
      $optionValue = array_values( $optionValue );
    } else {
      return false;
    }

    return self::save( $key, $optionValue, $optionsName );
  }

  public static function save( $key, $value, $optionsName = null ): bool {
    return self::saves( [ $key => $value ], $optionsName );
  }

  public static function saves( $options, $optionsName = null ): bool {
    if ( ! is_array( $options ) || empty( $options ) ) {
      return false;
    }

    $optionsName  = is_string( $optionsName ) ? WP_PARSI_KEY . '_' . $optionsName : WP_PARSI_KEY;
    $savedOptions = get_option( $optionsName, [] );
    $savedOptions = is_array( $savedOptions ) ? $savedOptions : [];
    $now          = current_time( 'timestamp' );

    $newOptions = wp_parse_args( $options, $savedOptions );
    // Prevent from save option error
    $newOptions['save_options_time_123456'] = ( Validating::isTimeStamp( $now ) ? $now : time() ) + random_int( 999, 9999 );

    Cache::delete( 'options_' . $optionsName );

    return update_option( $optionsName, $newOptions, false );
  }

  public static function get( ?string $key = null, $default = null, $optionsName = null, bool $useCache = true ) {
    $optionsName = is_string( $optionsName ) ? WP_PARSI_KEY . '_' . $optionsName : WP_PARSI_KEY;
    $options     = Cache::get( 'options_' . $optionsName, false );

    if ( ! $useCache || ! is_array( $options ) ) {
      $options = get_option( $optionsName, [] );
      $options = is_array( $options ) ? $options : [];
      Cache::set( 'options_' . $optionsName, $options );
    }

    if ( $key !== null ) {
      return apply_filters( 'wp_parsidate_get_setting', wp_unslash( $options[ $key ] ?? $default ), $key, $default, $options, $optionsName );
    }

    return apply_filters( 'wp_parsidate_get_settings', $options ?: $default, $optionsName );
  }

  public static function delete( string $key, $optionsName = null ): bool {
    $optionsName  = is_string( $optionsName ) ? WP_PARSI_KEY . '_' . $optionsName : WP_PARSI_KEY;
    $savedOptions = get_option( $optionsName, [] );
    $savedOptions = is_array( $savedOptions ) ? $savedOptions : [];

    if ( isset( $savedOptions[ $key ] ) ) {
      unset( $savedOptions[ $key ] );
    }

    Cache::delete( 'options_' . $optionsName );

    return update_option( $optionsName, $savedOptions, false );
  }
}