Add payment examples

examples/apis/payment/cancel/main.go

@@ -0,0 +1,27 @@
+package main
+
+import (
+	"context"
+	"fmt"
+
+	"github.com/mercadopago/sdk-go/pkg/config"
+	"github.com/mercadopago/sdk-go/pkg/payment"
+)
+
+func main() {
+	at := "TEST-640110472259637-071923-a761f639c4eb1f0835ff7611f3248628-793910800"
+	c, err := config.New(at)
+	if err != nil {
+		fmt.Println(err)
+		return
+	}
+
+	client := payment.NewClient(c)
+	result, err := client.Cancel(context.Background(), 123)
+	if err != nil {
+		fmt.Println(err)
+		return
+	}
+
+	fmt.Println(result)
+}

examples/apis/payment/capture/main.go

@@ -0,0 +1,47 @@
+package main
+
+import (
+	"context"
+	"fmt"
+
+	"github.com/google/uuid"
+	"github.com/mercadopago/sdk-go/pkg/config"
+	"github.com/mercadopago/sdk-go/pkg/payment"
+)
+
+func main() {
+	at := "TEST-640110472259637-071923-a761f639c4eb1f0835ff7611f3248628-793910800"
+	c, err := config.New(at)
+	if err != nil {
+		fmt.Println(err)
+		return
+	}
+
+	// Create payment.
+	dto := payment.Request{
+		TransactionAmount: 105.1,
+		PaymentMethodID:   "visa",
+		Payer: &payment.PayerRequest{
+			Email: fmt.Sprintf("gabs_%[email protected]", uuid.New()),
+		},
+		Token:        "cdec5028665c41976be212a7981437d6",
+		Installments: 1,
+		Capture:      false,
+	}
+
+	client := payment.NewClient(c)
+	result, err := client.Create(context.Background(), dto)
+	if err != nil {
+		fmt.Println(err)
+		return
+	}
+
+	// Capture.
+	result, err = client.Capture(context.Background(), result.ID)
+	if err != nil {
+		fmt.Println(err)
+		return
+	}
+
+	fmt.Println(result)
+}

examples/apis/payment/capture_amount/main.go

@@ -0,0 +1,47 @@
+package main
+
+import (
+	"context"
+	"fmt"
+
+	"github.com/google/uuid"
+	"github.com/mercadopago/sdk-go/pkg/config"
+	"github.com/mercadopago/sdk-go/pkg/payment"
+)
+
+func main() {
+	at := "TEST-640110472259637-071923-a761f639c4eb1f0835ff7611f3248628-793910800"
+	c, err := config.New(at)
+	if err != nil {
+		fmt.Println(err)
+		return
+	}
+
+	// Create payment.
+	dto := payment.Request{
+		TransactionAmount: 105.1,
+		PaymentMethodID:   "visa",
+		Payer: &payment.PayerRequest{
+			Email: fmt.Sprintf("gabs_%[email protected]", uuid.New()),
+		},
+		Token:        "cdec5028665c41976be212a7981437d6",
+		Installments: 1,
+		Capture:      false,
+	}
+
+	client := payment.NewClient(c)
+	result, err := client.Create(context.Background(), dto)
+	if err != nil {
+		fmt.Println(err)
+		return
+	}
+
+	// Capture amount.
+	result, err = client.CaptureAmount(context.Background(), result.ID, 100.1)
+	if err != nil {
+		fmt.Println(err)
+		return
+	}
+
+	fmt.Println(result)
+}

examples/apis/payment/create/main.go

@@ -0,0 +1,38 @@
+package main
+
+import (
+	"context"
+	"fmt"
+
+	"github.com/google/uuid"
+	"github.com/mercadopago/sdk-go/pkg/config"
+	"github.com/mercadopago/sdk-go/pkg/payment"
+)
+
+func main() {
+	at := "TEST-640110472259637-071923-a761f639c4eb1f0835ff7611f3248628-793910800"
+	c, err := config.New(at)
+	if err != nil {
+		fmt.Println(err)
+		return
+	}
+
+	dto := payment.Request{
+		TransactionAmount: 105.1,
+		PaymentMethodID:   "visa",
+		Payer: &payment.PayerRequest{
+			Email: fmt.Sprintf("gabs_%[email protected]", uuid.New()),
+		},
+		Token:        "cdec5028665c41976be212a7981437d6",
+		Installments: 1,
+	}
+
+	client := payment.NewClient(c)
+	result, err := client.Create(context.Background(), dto)
+	if err != nil {
+		fmt.Println(err)
+		return
+	}
+
+	fmt.Println(result)
+}

examples/apis/payment/get/main.go

@@ -0,0 +1,27 @@
+package main
+
+import (
+	"context"
+	"fmt"
+
+	"github.com/mercadopago/sdk-go/pkg/config"
+	"github.com/mercadopago/sdk-go/pkg/payment"
+)
+
+func main() {
+	at := "TEST-640110472259637-071923-a761f639c4eb1f0835ff7611f3248628-793910800"
+	c, err := config.New(at)
+	if err != nil {
+		fmt.Println(err)
+		return
+	}
+
+	client := payment.NewClient(c)
+	result, err := client.Get(context.Background(), 123)
+	if err != nil {
+		fmt.Println(err)
+		return
+	}
+
+	fmt.Println(result)
+}

examples/apis/payment/search/main.go

@@ -0,0 +1,33 @@
+package main
+
+import (
+	"context"
+	"fmt"
+
+	"github.com/mercadopago/sdk-go/pkg/config"
+	"github.com/mercadopago/sdk-go/pkg/payment"
+)
+
+func main() {
+	at := "TEST-640110472259637-071923-a761f639c4eb1f0835ff7611f3248628-793910800"
+	c, err := config.New(at)
+	if err != nil {
+		fmt.Println(err)
+		return
+	}
+
+	dto := payment.SearchRequest{
+		Filters: map[string]string{
+			"external_reference": "abc_def_ghi_123_456123",
+		},
+	}
+
+	client := payment.NewClient(c)
+	result, err := client.Search(context.Background(), dto)
+	if err != nil {
+		fmt.Println(err)
+		return
+	}
+
+	fmt.Println(result)
+}

pkg/payment/search_request.go

@@ -33,10 +33,18 @@ func (s SearchRequest) Parameters() string {
 	}
 
 	if !limitKey {
-		params.Add("limit", s.Limit)
+		limit := "30"
+		if s.Limit != "" {
+			limit = s.Limit
+		}
+		params.Add("limit", limit)
 	}
 	if !offsetKey {
-		params.Add("offset", s.Offset)
+		offset := "0"
+		if s.Limit != "" {
+			offset = s.Limit
+		}
+		params.Add("offset", offset)
 	}
 
 	return params.Encode()