<?php

require_once("constants.php");

require_once("utilsFunctions.php");

require_once("dbFunctions.php");

function getRenkan($renkanId) {

    $resRenkan = selectProject($renkanId);

    header('Content-Type: application/json');

    echo($resRenkan[0]['renkan']);

    die();

}

function saveRenkan($renkanId, $renkanStr) {

    $renkanJson = json_decode($renkanStr, true);

    if(array_key_exists("title", $renkanJson)) {

        $title = $renkanJson["title"];

    }

    else {

        $title = "";

    }

    $res = updateProject($renkanId, $title, $renkanStr);

    //TODO: return error when fail.

    http_response_code(200);

    echo("RES:");

    print_r($res);

    die();

}

function emptyRenkan($title, $description, $renkanId = NULL) {

    if(is_null($renkanId) || trim($renkanId) === '' ) {

        $renkanId = genUuid4();

    }

    $now = new DateTime('NOW');

    $renkan_array = [

        'id' => $renkanId,

        'title' => $title,

        'description' => $description,

        'uri' => NULL,

        'color' => NULL,

        'created' => $now->format("c"),

        'updated' => $now->format("c"),

        'schema_version' => RENKAN_SCHEMA_VERSION,

        'nodes' => [],

        'edges' => [],

        'users' => [],

        'views' => []

    ];

    return json_encode($renkan_array);

}