GO client for PayPal REST API

Coverage

• POST /v1/oauth2/token
• POST /v1/payments/payment
• GET /v1/payments/payment/ID
• GET /v1/payments/payment
• GET /v1/payments/authorization/ID
• POST /v1/payments/authorization/ID/capture
• POST /v1/payments/authorization/ID/void
• POST /v1/payments/authorization/ID/reauthorize
• GET /v1/payments/sale/ID
• POST /v1/payments/sale/ID/refund
• GET /v1/payments/refund/ID
• GET /v1/payments/orders/ID
• POST /v1/payments/orders/ID/authorize
• POST /v1/payments/orders/ID/capture
• POST /v1/payments/orders/ID/do-void
• POST /v1/identity/openidconnect/tokenservice
• GET /v1/identity/openidconnect/userinfo/?schema=SCHEMA
• POST /v1/payments/payouts
• GET /v1/payments/payouts/ID
• GET /v1/payments/payouts-item/ID
• POST /v1/payments/payouts-item/ID/cancel
• GET /v1/payment-experience/web-profiles
• POST /v1/payment-experience/web-profiles
• GET /v1/payment-experience/web-profiles/ID
• PUT /v1/payment-experience/web-profiles/ID
• DELETE /v1/payment-experience/web-profiles/ID
• POST /v1/vault/credit-cards
• DELETE /v1/vault/credit-cards/ID
• PATCH /v1/vault/credit-cards/ID
• GET /v1/vault/credit-cards/ID
• GET /v1/vault/credit-cards
• POST /v1/payments/billing-plans
• PATCH /v1/payments/billing-plans/ID
• POST /v1/payments/billing-agreements
• POST /v1/payments/billing-agreements/TOKEN/agreement-execute

Missing endpoints

It is possible that some endpoints are missing in this SDK Client, but you can use built-in paypalsdk functions to perform a request: NewClient -> NewRequest -> SendWithAuth

New Client

import "github.com/logpacker/PayPal-Go-SDK"

// Create a client instance
c, err := paypalsdk.NewClient("clientID", "secretID", paypalsdk.APIBaseSandBox)
c.SetLog(os.Stdout) // Set log to terminal stdout

accessToken, err := c.GetAccessToken()

Create direct paypal payment

amount := paypalsdk.Amount{
    Total:    "7.00",
    Currency: "USD",
}
redirectURI := "http://example.com/redirect-uri"
cancelURI := "http://example.com/cancel-uri"
description := "Description for this payment"
paymentResult, err := c.CreateDirectPaypalPayment(amount, redirectURI, cancelURI, description)

Create custom payment

p := paypalsdk.Payment{
    Intent: "sale",
    Payer: &paypalsdk.Payer{
        PaymentMethod: "credit_card",
        FundingInstruments: []paypalsdk.FundingInstrument{paypalsdk.FundingInstrument{
            CreditCard: &paypalsdk.CreditCard{
                Number:      "4111111111111111",
                Type:        "visa",
                ExpireMonth: "11",
                ExpireYear:  "2020",
                CVV2:        "777",
                FirstName:   "John",
                LastName:    "Doe",
            },
        }},
    },
    Transactions: []paypalsdk.Transaction{paypalsdk.Transaction{
        Amount: &paypalsdk.Amount{
            Currency: "USD",
            Total:    "7.00",
        },
        Description: "My Payment",
    }},
    RedirectURLs: &paypalsdk.RedirectURLs{
        ReturnURL: "http://...",
        CancelURL: "http://...",
    },
}
paymentResponse, err := client.CreatePayment(p)

Execute approved payment

paymentID := "PAY-17S8410768582940NKEE66EQ"
payerID := "7E7MGXCWTTKK2"
executeResult, err := c.ExecuteApprovedPayment(paymentID, payerID)

Get payment by ID

payment, err := c.GetPayment("PAY-17S8410768582940NKEE66EQ")

Get list of payments

payments, err := c.GetPayments()

Get authorization by ID

auth, err := c.GetAuthorization("2DC87612EK520411B")

Capture authorization

capture, err := c.CaptureAuthorization(authID, &paypalsdk.Amount{Total: "7.00", Currency: "USD"}, true)

Void authorization

auth, err := c.VoidAuthorization(authID)

Reauthorize authorization

auth, err := c.ReauthorizeAuthorization(authID, &paypalsdk.Amount{Total: "7.00", Currency: "USD"})

Get Sale by ID

sale, err := c.GetSale("36C38912MN9658832")

Refund Sale by ID

// Full
refund, err := c.RefundSale(saleID, nil)
// Partial
refund, err := c.RefundSale(saleID, &paypalsdk.Amount{Total: "7.00", Currency: "USD"})

Get Refund by ID

refund, err := c.GetRefund("O-4J082351X3132253H")

Get Order by ID

order, err := c.GetOrder("O-4J082351X3132253H")

Authorize Order

auth, err := c.AuthorizeOrder(orderID, &paypalsdk.Amount{Total: "7.00", Currency: "USD"})

Capture Order

capture, err := c.CaptureOrder(orderID, &paypalsdk.Amount{Total: "7.00", Currency: "USD"}, true, nil)

Void Order

order, err := c.VoidOrder(orderID)

Identity

token, err := c.GrantNewAccessTokenFromAuthCode("<Authorization-Code>", "http://example.com/myapp/return.php")
// ... or by refresh token
token, err := c.GrantNewAccessTokenFromRefreshToken("<Refresh-Token>")

Retreive user information

userInfo, err := c.GetUserInfo("openid")

Create single payout to email

payout := paypalsdk.Payout{
    SenderBatchHeader: &paypalsdk.SenderBatchHeader{
        EmailSubject: "Subject will be displayed on PayPal",
    },
    Items: []paypalsdk.PayoutItem{
        paypalsdk.PayoutItem{
            RecipientType: "EMAIL",
            Receiver:      "[email protected]",
            Amount: &paypalsdk.AmountPayout{
                Value:    "15.11",
                Currency: "USD",
            },
            Note:         "Optional note",
            SenderItemID: "Optional Item ID",
        },
    },
}

payoutResp, err := c.CreateSinglePayout(payout)

Get payout by ID

payout, err := c.GetPayout("PayoutBatchID")

Get payout item by ID

payoutItem, err := c.GetPayoutItem("PayoutItemID")

Cancel unclaimed payout item by ID

payoutItem, err := c.CancelPayoutItem("PayoutItemID")

Create web experience profile

webprofile := WebProfile{
    Name: "YeowZa! T-Shirt Shop",
    Presentation: Presentation{
        BrandName:  "YeowZa! Paypal",
        LogoImage:  "http://www.yeowza.com",
        LocaleCode: "US",
    },

    InputFields: InputFields{
        AllowNote:       true,
        NoShipping:      NoShippingDisplay,
        AddressOverride: AddrOverrideFromCall,
    },

    FlowConfig: FlowConfig{
        LandingPageType:   LandingPageTypeBilling,
        BankTXNPendingURL: "http://www.yeowza.com",
    },
}

result, err := c.CreateWebProfile(webprofile)

Get web experience profile

webprofile, err := c.GetWebProfile("XP-CP6S-W9DY-96H8-MVN2")

List web experience profile

webprofiles, err := c.GetWebProfiles()

Update web experience profile

webprofile := WebProfile{
    ID: "XP-CP6S-W9DY-96H8-MVN2",
    Name: "Shop YeowZa! YeowZa! ",
}
err := c.SetWebProfile(webprofile)

Delete web experience profile

err := c.DeleteWebProfile("XP-CP6S-W9DY-96H8-MVN2")

Vault

// Store CC
c.StoreCreditCard(paypalsdk.CreditCard{
    Number:      "4417119669820331",
    Type:        "visa",
    ExpireMonth: "11",
    ExpireYear:  "2020",
    CVV2:        "874",
    FirstName:   "Foo",
    LastName:    "Bar",
})

// Delete it
c.DeleteCreditCard("CARD-ID-123")

// Edit it
c.PatchCreditCard("CARD-ID-123", []paypalsdk.CreditCardField{
    paypalsdk.CreditCardField{
        Operation: "replace",
        Path:      "/billing_address/line1",
        Value:     "New value",
    },
})

// Get it
c.GetCreditCard("CARD-ID-123")

// Get all stored credit cards
c.GetCreditCards(nil)

How to Contribute

• Fork a repository
• Add/Fix something
• Check that tests are passing
• Create PR

Tests

• Unit tests: go test
• Integration tests: go test -tags=integration