99 lines
2.6 KiB
Go
99 lines
2.6 KiB
Go
package chapa
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import (
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"bytes"
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"context"
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"encoding/json"
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"fmt"
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"io"
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"net/http"
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"github.com/SamuelTariku/FortuneBet-Backend/internal/domain"
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)
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type ChapaClient interface {
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IssuePayment(ctx context.Context, payload domain.ChapaTransferPayload) (bool, error)
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InitPayment(ctx context.Context, req domain.InitPaymentRequest) (string, error)
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}
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type Client struct {
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BaseURL string
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SecretKey string
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HTTPClient *http.Client
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}
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func NewClient(baseURL, secretKey string) *Client {
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return &Client{
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BaseURL: baseURL,
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SecretKey: secretKey,
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HTTPClient: http.DefaultClient,
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}
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}
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func (c *Client) IssuePayment(ctx context.Context, payload domain.ChapaTransferPayload) (bool, error) {
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payloadBytes, err := json.Marshal(payload)
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if err != nil {
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return false, fmt.Errorf("failed to serialize payload: %w", err)
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}
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req, err := http.NewRequestWithContext(ctx, "POST", c.BaseURL+"/transfers", bytes.NewBuffer(payloadBytes))
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if err != nil {
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return false, fmt.Errorf("failed to create HTTP request: %w", err)
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}
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req.Header.Set("Authorization", "Bearer "+c.SecretKey)
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req.Header.Set("Content-Type", "application/json")
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resp, err := c.HTTPClient.Do(req)
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if err != nil {
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return false, fmt.Errorf("chapa HTTP request failed: %w", err)
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}
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defer resp.Body.Close()
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body, _ := io.ReadAll(resp.Body)
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if resp.StatusCode >= 200 && resp.StatusCode < 300 {
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return true, nil
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}
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return false, fmt.Errorf("chapa error: status %d, body: %s", resp.StatusCode, string(body))
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}
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// service/chapa_service.go
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func (c *Client) InitPayment(ctx context.Context, req domain.InitPaymentRequest) (string, error) {
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payloadBytes, err := json.Marshal(req)
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if err != nil {
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return "", fmt.Errorf("failed to serialize payload: %w", err)
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}
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httpReq, err := http.NewRequestWithContext(ctx, "POST", c.BaseURL+"/transaction/initialize", bytes.NewBuffer(payloadBytes))
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if err != nil {
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return "", fmt.Errorf("failed to create HTTP request: %w", err)
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}
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httpReq.Header.Set("Authorization", "Bearer "+c.SecretKey)
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httpReq.Header.Set("Content-Type", "application/json")
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resp, err := c.HTTPClient.Do(httpReq)
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if err != nil {
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return "", fmt.Errorf("chapa HTTP request failed: %w", err)
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}
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defer resp.Body.Close()
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body, _ := io.ReadAll(resp.Body)
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if resp.StatusCode < 200 || resp.StatusCode >= 300 {
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return "", fmt.Errorf("chapa error: status %d, body: %s", resp.StatusCode, string(body))
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}
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var response struct {
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Data struct {
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CheckoutURL string `json:"checkout_url"`
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} `json:"data"`
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}
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if err := json.Unmarshal(body, &response); err != nil {
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return "", fmt.Errorf("failed to parse chapa response: %w", err)
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}
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return response.Data.CheckoutURL, nil
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}
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