composer require amirsanni/paystack-lib

require 'vendor/autoload.php';
use amirsanni\paystacklib\Paystack;

$paystack = new Paystack([
    'secret_key'=>'YOUR_PAYSTACK_SECRET_KEY'
]);

$paystack->transaction->make([
    'ref'=>md5('dsef'),
    'amount_in_kobo'=>20000,
    'email'=>'[email protected]',
    'metadata'=>[
        'name'=>"Amir Olalekan",
        'ID'=>"AMS10",
        "Phone"=>"07045567890"
    ],
    'callback_url'=>'http://localhost/paystack-lib/examples/callback.php'
]);

$paystack->transaction->verify(TRANSACTION_REFERENCE);

$single = $paystack->transaction->getOne(TRANSACTION_ID);

$paystack->transaction->per_page = 25;//set number of items to return
$paystack->transaction->page_number = 3;//set page number

$multiple = $paystack->transaction->getMany();

$paystack->transaction->per_page = 20;//set number of items to return
$paystack->transaction->page_number = 1;//set page number

$by_status = $paystack->transaction->whereStatus('success');

$between_dates = $paystack->transaction->betweenDates($from_date, $to_date);

$cust_trans = $paystack->transaction->whereCustomer(CUSTOMER_ID);

$trans_timeline = $paystack->transaction->timeline(TRANSACTION_ID_OR_REFERENCE);

$all_time = $paystack->transaction->allTime();

$total_between_dates = $paystack->transaction->totalBetweenDates(FROM_DATE, TO_DATE);

$paystack->transaction->export();//file will be downloaded in csv format

$paystack->transaction->chargeReturningCustomer($auth_code, $amount_in_kobo, $email, $transaction_ref, $metadata_array);

$created = $paystack->customer->create('[email protected]', 'Foo', 'Bar', '0703xxxxxxx', [
    'company'=>"Foo Bar"
]);

$one = $paystack->customer->getOne(96992);

$many = $paystack->customer->getMany();