<?php

class DJ
{

    private int $id = -1;
    private string $name = "";
    private string $bio = "";
    private string $slug = "";
    private string $img = "img/no-image1.png";
    private bool $active = false;
    private bool $claimed = false;
    private string $email = "";
    private array $socials = [];

    private string $created = "";
    private string $updated = "";
    private string $claimed_by = "";
    private mysqli $db;
    private array $mixes = [];


    public function __construct($value, $db)
    {
        $this->db = $db;
        if (ctype_digit((string)$value)) {
            $this->id = (int)$value;
            return $this->load_from_id();

        } else {
            $this->slug = $value;
            return $this->load_from_slug();
        }
    }

    private function load_from_id(): bool
    {
        $socials = [];
        $dj = $this->get_dj_by_id($this->id);
        return $this->build_dj($dj);
    }

    private function get_dj_by_id()
    {
        $stmt = $this->db->prepare("SELECT * FROM djs WHERE id = ?");
        $stmt->bind_param("i", $this->id);
        $stmt->execute();
        $result = $stmt->get_result();
        $dj = $result->fetch_assoc();
        $stmt->close();
        return $dj;
    }

    /**
     * @param $dj
     * @return bool
     */
    private function build_dj($dj): bool
    {
        if ($dj) {
            if (isset($dj['id'])) {
                $this->id = $dj['id'];
            }
            if (isset($dj['name'])) {
                $this->name = $dj['name'];
            }
            if (isset($dj['bio'])) {
                $this->bio = $dj['bio'];
            }
            if (isset($dj['slug'])) {
                $this->slug = $dj['slug'];
            }

            if (isset($dj['img'])) {

                // is this legacy code?
                // the code is legacy if it starts with /dj/,
                // if it does, prefix with https://www.utahsdjs.com
                if (substr($dj['img'], 0, 5) == "/djs/") {
                    // remove /djs/ from the string
                    $dj['img'] = substr($dj['img'], 4);
                    $this->img = "https://cdn.utahsdjs.com" . $dj['img'];
                } else {
                    $this->img = $dj['img'];
                }
            }
            if (isset($dj['email'])) {
                $this->email = $dj['email'];
            }

            if (isset($dj['facebook_url'])) {
                $this->socials['facebook'] = $dj['facebook_url'];
            }
            if (isset($dj['instagram_url'])) {
                $this->socials['instagram'] = $dj['instagram_url'];
            }
            if (isset($dj['twitter_url'])) {
                $this->socials['twitter'] = $dj['twitter_url'];
            }

            if (isset($dj['myspace_url'])) {
                $this->socials['myspace'] = $dj['myspace_url'];
            }
            if (isset($dj['soundcloud_url'])) {
                $this->socials['soundcloud'] = $dj['soundcloud_url'];
            }
            if (isset($dj['mixcloud_url'])) {
                $this->socials['mixcloud'] = $dj['mixcloud_url'];
            }
            if (isset($dj['spotify_url'])) {
                $this->socials['spotify'] = $dj['spotify_url'];
            }

            if (isset($dj['active'])) {
                $this->active = $dj['active'];
            }


            if (isset($dj['claimed_by']) && $dj['claimed_by'] != null) {
                // TODO: pull some quick data on the user who claimed this DJ
                $this->claimed = true;
            }

            if (isset($dj['created'])) {
                $this->created = $dj['created'];
            }
            if (isset($dj['lastupdated'])) {
                $this->updated = $dj['lastupdated'];
            }

           $this->load_dj_mixes();

            return true;
        } else {
            return false;
        }
    }

    private function load_from_slug(): bool
    {
        $socials = [];
        $dj = $this->get_dj_by_slug($this->slug);
        return $this->build_dj($dj);
    }

    private function get_dj_by_slug($slug)
    {
        $stmt = $this->db->prepare("SELECT * FROM djs WHERE slug = ?");
        $stmt->bind_param("s", $slug);
        $stmt->execute();
        $result = $stmt->get_result();
        $dj = $result->fetch_assoc();
        $stmt->close();
        return $dj;
    }

    public function get_slug(): string
    {
        return $this->slug;
    }

    public function get_id(): int
    {
        return $this->id;
    }

    public function get_name(): string
    {
        return $this->name;
    }

    public function get_bio(): string
    {
        return $this->bio;
    }

    public function get_img(): string
    {
        return $this->img;
    }

    public function get_active(): bool
    {
        return $this->active;
    }

    public function get_email(): string
    {
        return $this->email;
    }

    public function get_socials(): array
    {
        return $this->socials;
    }

    public function get_created(): string
    {
        return $this->created;
    }

    public function get_updated(): string
    {
        return $this->updated;
    }

    public function get_claimed(): bool
    {
        return $this->claimed;
    }

    private function load_dj_mixes(): void
    {
        $stmt = $this->db->prepare("SELECT * FROM mix WHERE dj1 = ? OR dj2 = ? OR dj3 = ?");
        $stmt->bind_param("iii", $this->id, $this->id, $this->id);
        $stmt->execute();
        $result = $stmt->get_result();
        $mixes = [];
        while ($mix = $result->fetch_assoc()) {
            $mixes[] = $mix;
        }
        $stmt->close();
        $this->mixes = $mixes;


    }

    public function get_dj_mixes()
    {
        return $this->mixes;
    }
}