<?php

class Traininggoal_goal {
        private $id = NULL;
        private $training_goal;
        private $body_part;
        private $initial_value;
        private $current_value;
        private $final_goal;

        function __construct($id = NULL) {
            if ($id) {
                $this->id = $id;
            }
            $this->load($this->id);
        }

        function load($id = NULL) {
            if (is_numeric($id)) {
                $this->id = $id;
            }
            $ret = false;
            if (is_numeric($this->id)) {
                $q = "SELECT * FROM " . DB_PREFIX . "user_goals WHERE id=".$this->id;
                $ret = query_row($q);
            }
            if ( $ret) {
                $this->id = $ret->id;
                $this->setCreator($ret->creator);
                $this->setTrainingGoal($ret->training_goal);
                $this->setBodyPart($ret->body_part);
                $this->setInitialValue($ret->initial_value);
                $this->setCurrentValue($ret->current_value);
                $this->setFinalGoal($ret->final_goal);
            }
        }
        
        function getId() {
            return $this->id;
        }

        function create() {
            $this->setCreator(get_logged_in_user()->getId());
            $q = "INSERT INTO " . DB_PREFIX . "user_goals (creator, training_goal, body_part, initial_value, current_value, final_goal) values (".$this->getCreator().", ".$this->getTrainingGoal().", '".$this->getBodyPart()."','".$this->getInitialValue()."', '".$this->getInitialValue()."', '".$this->getFinalGoal()."')";
            $uid = query_insert($q);
            if ($uid) return $uid;
            return false;
        }

        function save() {
            $update_query = "UPDATE " . DB_PREFIX . "training_plans SET";
            $update_query .= " title='".mysql_real_escape_string($this->getTitle())."',";
            $update_query .= " keywords='".mysql_real_escape_string($this->getKeywords())."',";
            $update_query .= " duration='".mysql_real_escape_string($this->getDuration())."',";
            $update_query .= " frequency='".$this->getFrequency()."',";
            $update_query .= " notes='".mysql_real_escape_string($this->getNotes())."',";
            $update_query .= " status='".$this->getStatus()."',";
            $update_query .= " security='".$this->getSecurity()."',";
            $update_query .= " type='".$this->getType()."',";
            $update_query .= " modified=NOW()";
            $update_query .= " WHERE id=".$this->getId();
            $update = query_update($update_query);
            return $this->getId();
        }

        function updateCurrentValue($current_value) {
            $this->setCurrentValue($current_value);
            $update_query = "UPDATE " . DB_PREFIX . "user_goals SET current_value='".$this->getCurrentValue()."' WHERE id=".$this->getId();
            $update = query_update($update_query);
            return $update;
        }
    
        function isBuildValuesEmpty($data) {
            if (empty($data["initial_value"]) && empty($data["final_goal"])) {
                return true;
            }
            return false;
        }
        
        function build($data) {
            if ($this->isBuildValuesEmpty($data)) {
                return false;
            }
            $this->setBodyPart($data["body_part"]);
            $this->setInitialValue($data["initial_value"]);
            $this->setFinalGoal($data["final_goal"]);
            if ($this->getId() > 0) {
                return $this->save();
            } else {
                return $this->create();
            }
        }

        function delete() {
            global $TeKe;
            if (is_numeric($this->getId()) && $this->getId() > 0) {
                if ($TeKe->is_logged_in() && ($TeKe->is_admin() || get_logged_in_user()->getId() == $this->getCreator())) {
                    return query("DELETE FROM " . DB_PREFIX . "training_plans WHERE id=".$this->getId());
                }
            }
            return false;
        }

        function getCreator() {
            return $this->creator;
        }

        function setCreator($creator) {
            $this->creator = $creator;
        }

        function getTrainingGoal() {
            return $this->training_goal;
        }

        function setTrainingGoal($training_goal) {
            $this->training_goal = $training_goal;
        }

        function getBodyPart() {
            return $this->body_part;
        }

        function setBodyPart($body_part) {
            $this->body_part = $body_part;
        }

        function getInitialValue() {
            return $this->initial_value;
        }

        function setInitialValue($initial_value) {
            $this->initial_value = $initial_value;
        }

        function getCurrentValue() {
            return $this->current_value;
        }

        function setCurrentValue($current_value) {
            $this->current_value = $current_value;
        }

        function getFinalGoal() {
            return $this->final_goal;
        }

        function setFinalGoal($final_goal) {
            $this->final_goal = $final_goal;
        }

        function getPercent() {
            $length = $this->getDifference();
            if ($length == 0)
                return 0;
            $accompliced = $this->getAccompliced();
            $percent = ($accompliced / $length) * 100;
            if ($percent > 100)
                return 100;
            if ($percent < 0)
                return 0;
            return $percent;
        }

        function getDifference() {
            if ($this->getInitialValue() > $this->getFinalGoal()) {
                return $this->getInitialValue() - $this->getFinalGoal(); 
            }
            return $this->getFinalGoal() - $this->getInitialValue();
        }

        function getAccompliced() {
            if ($this->getInitialValue() > $this->getFinalGoal()) {
                return $this->getInitialValue() - $this->getCurrentValue(); 
            }
            return $this->getCurrentValue() - $this->getInitialValue();
        }
    }

?>