<?php

declare(strict_types=1);

use App\GraphQL\Schema\Schemas\V1Schema;
use App\GraphQL\Schema\Types\Base\PaginationInfoType;
use App\Http\Middleware\GraphQL\RateLimitPerQuery;
use App\Http\Middleware\GraphQL\SetServingGraphQL;

return [
    'domain' => env('GRAPHQL_URL', env('APP_URL')),

    'rate_limit' => (int) env('GRAPHQL_RATE_LIMIT', 80),

    'route' => [
        // The prefix for routes; do NOT use a leading slash!
        'prefix' => env('GRAPHQL_PATH', '/'),

        // Also supported array syntax: `[\Rebing\GraphQL\GraphQLController::class, 'query']`
        'controller' => Rebing\GraphQL\GraphQLController::class.'@query',

        // This middleware will apply to all schemas
        'middleware' => [
            // Set the serving context to graphql.
            SetServingGraphQL::class,
            // Rate limiting GraphQL to prevent abuse.
            RateLimitPerQuery::class,
        ],

        // Additional route group attributes
        // 'group_attributes' => ['guard' => 'api']
        //
        'group_attributes' => [
            'guard' => 'web',
        ],
    ],

    // The name of the default schema
    // Used when the route group is directly accessed
    'default_schema' => 'v1',

    'batching' => [
        // Whether to support GraphQL batching or not.
        // See e.g. https://www.apollographql.com/blog/batching-client-graphql-queries-a685f5bcd41b/
        // for pro and con
        'enable' => true,
    ],

    // The schemas for query and/or mutation. It expects an array of schemas to provide
    // both the 'query' fields and the 'mutation' fields.
    //
    // Example:
    //
    //  'schemas' => [
    //      'default' => [
    //          'controller' => MyController::class . '@method',
    //          'query' => [
    //              App\GraphQL\Queries\UsersQuery::class,
    //          ],
    //          'mutation' => [
    //
    //          ]
    //      ],
    //      'user/me' => [
    //          'query' => [
    //              App\GraphQL\Queries\MyProfileQuery::class,
    //          ],
    //          'mutation' => [
    //
    //          ],
    //          'middleware' => ['auth'],
    //      ],
    //  ]
    //
    'schemas' => [
        'v1' => V1Schema::class,
    ],

    // The global types available to all schemas.
    'types' => [
        // Pagination
        PaginationInfoType::class,
    ],

    // This callable will be passed the Error object for each errors GraphQL catch.
    // The method should return an array representing the error.
    // Typically:
    // [
    //     'message' => '',
    //     'locations' => []
    // ]
    'error_formatter' => [Rebing\GraphQL\GraphQL::class, 'formatError'],

    /*
     * Custom Error Handling
     *
     * Expected handler signature is: function (array $errors, callable $formatter): array
     *
     * The default handler will pass exceptions to laravel Error Handling mechanism
     */
    'errors_handler' => [App\GraphQL\Handler\ErrorHandler::class, 'handleErrors'],

    /*
     * Options to limit the query complexity and depth. See the doc
     * @ https://webonyx.github.io/graphql-php/security
     * for details. Disabled by default.
     */
    'security' => [
        'query_max_complexity' => 0, // 250 in GraphQLServiceProvider
        'query_max_depth' => 13,
        'disable_introspection' => false,
    ],

    // Custom array
    'pagination_values' => [
        'default_count' => 15,
        'max_count' => 100,
        'relation' => [
            'default_count' => 1000000,
            'max_count' => null,
        ],
    ],

    /*
     * Reference \Rebing\GraphQL\Support\PaginationType::class
     */
    'pagination_type' => App\GraphQL\Schema\Types\Base\PaginationType::class,

    /*
     * Reference \Rebing\GraphQL\Support\SimplePaginationType::class
     */
    'simple_pagination_type' => Rebing\GraphQL\Support\SimplePaginationType::class,

    /*
     * Reference Rebing\GraphQL\Support\CursorPaginationType::class
     */
    'cursor_pagination_type' => Rebing\GraphQL\Support\CursorPaginationType::class,

    /*
     * Overrides the default field resolver
     * See http://webonyx.github.io/graphql-php/data-fetching/#default-field-resolver
     *
     * Example:
     *
     * ```php
     * 'defaultFieldResolver' => function ($root, $args, $context, $info) {
     * },
     * ```
     * or
     * ```php
     * 'defaultFieldResolver' => [SomeKlass::class, 'someMethod'],
     * ```
     */
    'defaultFieldResolver' => null,

    /*
     * Any headers that will be added to the response returned by the default controller
     */
    'headers' => [],

    /*
     * Any JSON encoding options when returning a response from the default controller
     * See http://php.net/manual/function.json-encode.php for the full list of options
     */
    'json_encoding_options' => 0,

    /*
     * Automatic Persisted Queries (APQ)
     * See https://www.apollographql.com/docs/apollo-server/performance/apq/
     *
     * Note 1: this requires the `AutomaticPersistedQueriesMiddleware` being enabled
     *
     * Note 2: even if APQ is disabled per configuration and, according to the "APQ specs" (see above),
     *         to return a correct response in case it's not enabled, the middleware needs to be active.
     *         Of course if you know you do not have a need for APQ, feel free to remove the middleware completely.
     */
    'apq' => [
        // Enable/Disable APQ - See https://www.apollographql.com/docs/apollo-server/performance/apq/#disabling-apq
        'enable' => env('GRAPHQL_APQ_ENABLE', false),

        // The cache driver used for APQ
        'cache_driver' => env('GRAPHQL_APQ_CACHE_DRIVER', config('cache.default')),

        // The cache prefix
        'cache_prefix' => config('cache.prefix').':graphql.apq',

        // The cache ttl in seconds - See https://www.apollographql.com/docs/apollo-server/performance/apq/#adjusting-cache-time-to-live-ttl
        'cache_ttl' => 300,
    ],

    'execution_middleware' => [
        Rebing\GraphQL\Support\ExecutionMiddleware\ValidateOperationParamsMiddleware::class,
        // AutomaticPersistedQueriesMiddleware listed even if APQ is disabled, see the docs for the `'apq'` configuration
        Rebing\GraphQL\Support\ExecutionMiddleware\AutomaticPersistedQueriesMiddleware::class,
        Rebing\GraphQL\Support\ExecutionMiddleware\AddAuthUserContextValueMiddleware::class,
        // \Rebing\GraphQL\Support\ExecutionMiddleware\UnusedVariablesMiddleware::class,
    ],

    'resolver_middleware_append' => null,
];