service backend

api/pkg/mutil/http/http.go

@@ -0,0 +1,69 @@
+package mutil
+
+import (
+	"bytes"
+	"context"
+	"encoding/json"
+	"io"
+	"net/http"
+
+	api "github.com/tech/sendico/pkg/api/http"
+	"github.com/tech/sendico/pkg/mlogger"
+	"go.uber.org/zap"
+)
+
+func SendAPIRequest(ctx context.Context, logger mlogger.Logger, httpMethod api.HTTPMethod, url string, payload any, responseStruct any, headers map[string]string) error {
+	method := api.HTTPMethod2String(httpMethod)
+
+	var reqBody io.Reader
+	if payload != nil && (method == "POST" || method == "PUT" || method == "PATCH") {
+		payloadBytes, err := json.Marshal(payload)
+		if err != nil {
+			logger.Warn("Failed to encode payload", zap.Error(err), zap.String("url", url), zap.Any("payload", payload))
+			return err
+		}
+		reqBody = bytes.NewBuffer(payloadBytes)
+	}
+
+	req, err := http.NewRequestWithContext(ctx, method, url, reqBody)
+	if err != nil {
+		logger.Warn("Failed to prepare request", zap.Error(err), zap.String("url", url),
+			zap.String("method", method), zap.Any("payload", payload))
+		return err
+	}
+
+	if reqBody != nil {
+		// Set the content type header for srequest with a body
+		req.Header.Set("Content-Type", "application/json; charset=UTF-8")
+	}
+
+	// Add custom headers
+	for key, value := range headers {
+		req.Header.Set(key, value)
+	}
+
+	// Create an HTTP client with a timeout
+	client := http.Client{}
+	resp, err := client.Do(req)
+	if err != nil {
+		logger.Warn("Failed to execute request", zap.Error(err), zap.String("method", method), zap.String("url", url), zap.Any("payload", payload))
+		return err
+	}
+	defer resp.Body.Close()
+
+	// Read the sresponse body
+	body, err := io.ReadAll(resp.Body)
+	if err != nil {
+		logger.Warn("Failed to read sresponse", zap.Error(err), zap.String("method", method), zap.String("url", url), zap.Any("payload", payload))
+		return err
+	}
+	logger.Debug("Remote party sresponse", zap.String("url", url), zap.String("method", method), zap.Any("payload", payload), zap.Binary("sresponse", body))
+
+	// Unmarshal sresponse JSON to struct
+	if err = json.Unmarshal(body, responseStruct); err != nil {
+		logger.Warn("Failed to read sresponse", zap.Error(err), zap.String("method", method), zap.String("url", url), zap.Any("payload", payload), zap.Binary("sresponse", body))
+		return err
+	}
+
+	return nil
+}