Completed
Push — master ( 359f1a...4c3194 )
by Bret R.
01:15
created

MongoDbCheck::listDatabaseNames()   A

Complexity

Conditions 2
Paths 2

Size

Total Lines 9

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
dl 0
loc 9
rs 9.9666
c 0
b 0
f 0
cc 2
nc 2
nop 0
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<?php
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namespace BretRZaun\StatusPage\Check;
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use MongoDB\Client;
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use BretRZaun\StatusPage\Result;
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class MongoDbCheck extends AbstractCheck
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{
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    private $client;
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    private $databases = [];
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    private $collections = [];
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    public function __construct(string $label, Client $client)
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    {
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        parent::__construct($label);
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        $this->client = $client;
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    }
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    public function ensureDatabaseExists(string $database)
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    {
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        $this->databases[] = $database;
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    }
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    public function ensureDatabaseHasCollection(string $database, string $collection)
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    {
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        $this->ensureDatabaseExists($database);
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        if (!isset($this->collections[$database])) {
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            $this->collections[$database] = [];
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        }
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        $this->collections[$database][] = $collection;
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    }
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    public function checkStatus(): Result
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    {
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        $result = new Result($this->label);
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        try {
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            $databases = $this->listDatabaseNames();
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            if (count($this->databases) > 0) {
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                $this->checkDatabases($databases);
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            }
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            if (count($this->collections) > 0) {
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                $this->checkCollections($databases);
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            }
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        } catch(\Exception $e) {
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            $result->setError($e->getMessage());
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        }
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        return $result;
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    }
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    private function listDatabaseNames(): array
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    {
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        $databaseNames = [];
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        $iterator = $this->client->listDatabases();
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        foreach ($iterator as $dbInfo) {
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            $databaseNames[] = $dbInfo->getName();
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        }
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        return $databaseNames;
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    }
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    private function listCollectionNames(string $databaseName): array
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    {
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        $database = $this->client->selectDatabase($databaseName);
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        $collectionNames = [];
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        $iterator = $database->listCollections();
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        foreach ($iterator as $collectionInfo) {
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            $collectionNames[] = $collectionInfo->getName();
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        }
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        return $collectionNames;
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    }
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    private function checkDatabases($databases)
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    {
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        foreach($this->databases as $database) {
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            if (!in_array($database, $databases)) {
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                throw new \RuntimeException('Database '.$database.' does not exist');
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            }
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        }
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    }
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    private function checkCollections(array $databases)
0 ignored issues
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Unused Code introduced by
The parameter $databases is not used and could be removed.

This check looks from parameters that have been defined for a function or method, but which are not used in the method body.

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    {
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        foreach ($this->collections as $databaseName => $collections) {
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            $collectionNames = $this->listCollectionNames($databaseName);
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            foreach ($collections as $collection) {
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                if (!in_array($collection, $collectionNames)) {
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                    throw new \RuntimeException('Collection '.$collection.' does not exist in database '.$databaseName);
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                }
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            }
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        }
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    }
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}