<?php
defined( 'ABSPATH' ) || die( 'Cheatin\' uh?' );

abstract class SQ_Models_Abstract_Assistant {

	/**
	 * @var object API audit for this page
	 */
	protected $_audit;
	/**
	 * @var SQ_Models_Domain_Post The local data about the post
	 */
	protected $_post;
	/**
	 * @var array Current Category tasks
	 */
	protected $_tasks;
	/**
	 * @var string Task Category Name
	 */
	protected $_category;
	/**
	 * @var array DB tasks signals
	 */
	protected $_dbtasks;
	/**
	 * @var bool task statuses
	 */
	protected $_error = false;
	protected $_completed = true;
	protected $_pattern = false;
	protected $_error_message = false;
	/**
	 * @var boolean post indexed
	 */
	protected $_indexed = false;

	/**
	 * @var string Task colors
	 */
	const TASK_COMPLETE = '#4CAF50';
	const TASK_INCOMPLETE = '#D32F2F';
	const TASK_OBSCURE = '#F9A825';
	const TASK_ERROR = '#dddddd';
	const TASK_PATTERN = '#4CAF50';

	public function setAudit( $audit ) {
		$this->_audit = $audit;

		return $this;
	}

	public function setPost( $post ) {
		$this->_post = $post;

		return $this;
	}

	/**
	 * Get all the focus pages data
	 */
	public function init() {
		//get data from DB with the completed tasks
		$this->_dbtasks = json_decode( get_option( SQ_TASKS ), true );

		if ( isset( $this->_audit->data->serp_checker->position ) && $this->_audit->data->serp_checker->position > 0 && $this->_audit->data->serp_checker->position <= 10 ) {
			$this->_indexed = true;
		} elseif ( isset( $this->_audit->data->sq_analytics_gsc->position ) && $this->_audit->data->sq_analytics_gsc->position > 0 && $this->_audit->data->sq_analytics_gsc->position <= 10 ) {
			$this->_indexed = true;
		}

		//Add filters for tasks, color and value
		add_filter( 'sq_assistant_tasks', array( $this, 'parseTasks' ) );

		//parse the category
		add_filter( 'sq_assistant_categories', array( $this, 'parseCategory' ) );

	}

	public function getCurrentURL( $url ) {
		$html = '';
		$html .= '<div class="font-weight-bold text-black-50 mb-1">' . esc_html__( "Current URL", 'squirrly-seo' ) . ': </div>';
		$html .= '<a href="' . $url . '" target="_blank" style="word-break: break-word;">' . urldecode( $url ) . '</a>';

		return $html;
	}

	/**
	 * Get the keywords used in the Focus Page
	 *
	 * @return string
	 */
	public function getUsedKeywords() {
		$html = '';
		if ( isset( $this->_audit->data ) && isset( $this->_audit->data->sq_seo_briefcase ) && ! empty( $this->_audit->data->sq_seo_briefcase ) ) {

			$html .= '<div class="sq_keywords">';
			$html .= '<table class="table m-0">';
			$html .= '<tr><th>' . esc_html__( "Keywords", 'squirrly-seo' ) . '</th><th title="' . esc_html__( "Squirrly Live Assistant Optimization", 'squirrly-seo' ) . '">' . esc_html__( "SLA", 'squirrly-seo' ) . '</th></tr>';
			foreach ( $this->_audit->data->sq_seo_briefcase as $lsikeyword ) {
				$html .= '<tr><td class="text-black-50 mb-2 text-left" onclick="jQuery(\'.sq_main_keyword_dialog_' . $this->_post->ID . '\').modal(\'show\')"><span class="text-dark">' . $lsikeyword->keyword . '</span></td><td style="white-space: nowrap;">' . ( $lsikeyword->main ? '<i class="fa-solid fa-star small" style="display: inline; color: #F9A825;"></i>' : '' ) . '' . $lsikeyword->optimized . '%' . '</td></tr>';
			}
			$html .= '</table>';
			$html .= '</div>';

		} elseif ( isset( $this->_keyword ) && $this->_keyword <> '' ) {
			$html .= '<div class="text-black-50 mb-2 text-left">' . esc_html__( "Keyword", 'squirrly-seo' ) . ':</div><div class="text-dark">' . $this->_keyword . '</div>';
		} else {
			$html .= '<div class="font-weight-bold  m-0  text-center">' . esc_html__( "No Meta Keyword Found", 'squirrly-seo' ) . '</div>';
		}

		return $html;
	}

	/**
	 * Set all Tasks from all Assistant Classes
	 * Extend and add the current assistant tasks
	 *
	 * @param  $tasks
	 *
	 * @return mixed
	 */
	public function setTasks( $tasks ) {
		return $this->_tasks = $tasks;
	}

	/**
	 * Get all tasks
	 *
	 * @return mixed
	 */
	public function getTasks() {
		return $this->_tasks;
	}

	/**
	 * Get all saved statuses from database
	 *
	 * @return array
	 */
	public function getDbTasks() {
		return $this->_dbtasks;
	}

	/**
	 * Get the task value if exists
	 * Set false by default
	 *
	 * @return bool
	 */
	public function getValue() {
		return false;
	}

	/**
	 * If data integrity is affected, return error
	 *
	 * @return bool
	 */
	public function isError() {
		return $this->_error;
	}

	/**
	 * Get the task color
	 *
	 * @param  $completed
	 *
	 * @return string
	 */
	public function getColor( $completed ) {
		if ( $this->_error ) {
			return self::TASK_ERROR;
		} elseif ( ! $completed ) {
			if ( $this->_indexed ) {
				return self::TASK_OBSCURE;
			}

			return self::TASK_INCOMPLETE;
		} elseif ( $this->_pattern ) {
			return self::TASK_PATTERN;
		} else {
			return self::TASK_COMPLETE;
		}


		return self::TASK_INCOMPLETE;
	}

	public function getTitle( $title ) {
		if ( $this->_error ) {
			$title = esc_html__( "We are gathering data for this category", 'squirrly-seo' );
		} elseif ( ! $this->_completed ) {
			if ( $this->_indexed ) {
				return esc_html__( "Congratulations for ranking with this keyword, but it will require special attention from you to keep it within TOP 10 positions", 'squirrly-seo' );
			}
		}

		return $title;
	}

	/**
	 * Parse tasks for each category
	 *
	 * @param  $tasks
	 * @param  $category
	 *
	 * @return mixed
	 */
	public function parseTasks( $tasks, $category = null ) {

		if ( ! isset( $category ) ) {
			$category = $this->_category;
		}

		$this->setTasks( $tasks );

		if ( isset( $this->_tasks[ $category ] ) ) {
			foreach ( $this->_tasks[ $category ] as $name => &$task ) {

				$task['completed'] = true;
				$task['pattern']   = $task['error'] = $task['error_message'] = false;

				//Set task status from DB or active
				$task['active'] = true;
				if ( isset( $this->_dbtasks[ $category ][ $name ]['active'] ) ) {
					$task['active'] = $this->_dbtasks[ $category ][ $name ]['active'];
				}
				///

				//set the current task
				if ( $task['active'] ) {
					if ( method_exists( $this, 'check' . ucfirst( $name ) ) ) {
						$task = call_user_func_array( array( $this, 'check' . ucfirst( $name ) ), array( $task ) );

						//Check if the task has errors
						if ( $task['error'] ) {
							$task['completed']     = false;
							$task['error_message'] = ( isset( $task['error_message'] ) && $task['error_message'] <> '' ? $task['error_message'] : esc_html__( "Not enough data to process this task", 'squirrly-seo' ) );
						} else {
							//If the task has value
							if ( isset( $task['value'] ) ) {
								$task['description'] = '<div class="py-3 mb-3 border-bottom text-primary font-italic" style="word-break: break-word !important;">' . ( isset( $task['value_title'] ) ? $task['value_title'] : esc_html__( "Current", 'squirrly-seo' ) ) . ': <strong>' . $task['value'] . '</strong></div>' . $task['description'];
							}

							//Check if the task has patterns
							if ( $task['pattern'] ) {
								$this->_pattern = true;
							}
						}

					}
				} else {
					//set complete if task inactive
					$task['completed']     = true;
					$this->_error          = $task['error'] = $task['pattern'] = false;
					$task['error_message'] = esc_html__( "You chose to ignore this task. Click to activate it.", 'squirrly-seo' );
				}


				if ( ! isset( $task['status'] ) ) {
					$task['status'] = ( $task['active'] ? ( $task['error'] ? ' error' : ( $task['completed'] ? ( $task['pattern'] ? 'pattern' : 'completed' ) : '' ) ) : 'ignore' );
				}

			}

		}

		//Save the completed Tasks in DB
		$this->saveDBTasks();

		//Get the DbTasks
		add_filter( 'sq_assistant_dbtasks', array( $this, 'getDbTasks' ) );


		//return all tasks
		return $this->getTasks();

	}


	/**
	 * Parse all the categories for this page
	 * Get status data for each category
	 *
	 * @param  $categories
	 *
	 * @return mixed
	 */
	public function parseCategory( $categories ) {
		if ( ! isset( $categories[ $this->_category ] ) ) {
			$categories[ $this->_category ]['completed'] = true;
			$categories[ $this->_category ]['title']     = '';
			$categories[ $this->_category ]['penalty']   = 0; //initialize the category penalty to 0

			foreach ( $this->_tasks[ $this->_category ] as $task ) {
				if ( $task['active'] ) {
					if ( ! $task['completed'] ) {
						$categories[ $this->_category ]['completed'] = false;
						$this->_completed                            = false;
					}
					if ( $task['error'] ) {
						$categories[ $this->_category ]['error'] = true;
						$this->_error                            = true;
						break;
					}

					if ( ! $task['completed'] && ! $task['error'] && isset( $task['penalty'] ) ) {
						$categories[ $this->_category ]['penalty'] += (int) $task['penalty'];
					}
				}
			}
			$categories[ $this->_category ]['color'] = $this->getColor( $categories[ $this->_category ]['completed'] );
			$categories[ $this->_category ]['title'] = $this->getTitle( $categories[ $this->_category ]['title'] );
			$categories[ $this->_category ]['value'] = $this->getValue();
			$categories[ $this->_category ]['error'] = $this->isError();

			if ( method_exists( $this, 'getHeader' ) ) {
				$categories[ $this->_category ]['header'] = call_user_func( array( $this, 'getHeader' ) );
			}

		}

		return $categories;
	}

	/**
	 * Modify task for best practice
	 *
	 * @param  $content
	 * @param  $task
	 *
	 * @return string
	 */
	public function getPractice( $content, $task ) {
		return '<li class="sq_task sq_practice row completed"   data-category="' . $this->_category . '" data-name="practice" data-active="' . $task['active'] . '" data-completed="' . $task['completed'] . '" data-dismiss="modal">
                            <i class="fa-solid fa-warning"></i>
                            <h4>' . $task['title'] . '</h4>
                            <div class="description" style="display: none">' . $task['description'] . '</li>';
	}

	/**
	 * Save the completed tasks in DB
	 */
	public function saveDBTasks() {
		update_option( SQ_TASKS, wp_json_encode( $this->_dbtasks ) );
	}

}