<?php

class Machine {

    private $machineid = "";
    private $machine = [];
    private $history = [];
    private $components = [];

    public function __construct($machineid) {
        global $database;
        if ($database->has('machines', ['machineid' => $machineid])) {
            $this->machineid = $machineid;
            $this->machine = $database->get('machines', ['machineid', 'notes', 'model', 'condition', 'price'], ['machineid' => $machineid]);
            $this->history = $database->select('history', ['[>]event_types' => 'eventid'], ['historyid', 'date', 'eventname', 'notes'], ['machineid' => $machineid]);
            $this->components = $database->select('components', ['[>]component_types' => 'typeid'], ['compid', 'serial', 'typename', 'tested', 'notes', 'capacity', 'model'], ['machineid' => $machineid]);
        } else {
            throw new Exception("No machine with that ID number could be found.");
        }
    }

    public function getHistory() {
        return $this->history;
    }

    public function getMachineInfo() {
        $info = [];
        $info['machineid'] = $this->machineid;
        if (!empty($this->machine['model'])) {
            $info['model'] = $this->machine['model'];
        }
        if (!empty($this->machine['condition'])) {
            $info['condition'] = $this->machine['condition'];
        }
        if (!empty($this->machine['price'])) {
            $info['price'] = $this->machine['price'];
        }
        $info['notes'] = $this->machine['notes'];
        return $info;
    }

    public function getComponents() {
        $info = [];
        foreach ($this->components as $c) {
            $info[$c['compid']] = [
                'serial' => $c['serial'],
                'type' => $c['typename'],
                'notes' => $c['notes']
            ];
            if (!empty($c['tested'])) {
                $info[$c['compid']]['tested'] = $c['tested'];
            }
            if (!empty($c['capacity'])) {
                $info[$c['compid']]['capacity'] = $c['capacity'];
            }
            if (!empty($c['model'])) {
                $info[$c['compid']]['model'] = $c['model'];
            }
        }
        return $info;
    }
}