✨ add transcriptions api

common/client.go

@@ -27,13 +27,13 @@ func init() {
 
 type Client struct {
 	requestBuilder    RequestBuilder
-	createFormBuilder func(io.Writer) FormBuilder
+	CreateFormBuilder func(io.Writer) FormBuilder
 }
 
 func NewClient() *Client {
 	return &Client{
 		requestBuilder: NewRequestBuilder(),
-		createFormBuilder: func(body io.Writer) FormBuilder {
+		CreateFormBuilder: func(body io.Writer) FormBuilder {
 			return NewFormBuilder(body)
 		},
 	}
@@ -46,6 +46,10 @@ type requestOptions struct {
 
 type requestOption func(*requestOptions)
 
+type Stringer interface {
+	GetString() *string
+}
+
 func WithBody(body any) requestOption {
 	return func(args *requestOptions) {
 		args.body = body
@@ -60,6 +64,12 @@ func WithHeader(header map[string]string) requestOption {
 	}
 }
 
+func WithContentType(contentType string) requestOption {
+	return func(args *requestOptions) {
+		args.header.Set("Content-Type", contentType)
+	}
+}
+
 type RequestError struct {
 	HTTPStatusCode int
 	Err            error
@@ -173,6 +183,11 @@ func DecodeResponse(body io.Reader, v any) error {
 	if result, ok := v.(*string); ok {
 		return DecodeString(body, result)
 	}
+
+	if stringer, ok := v.(Stringer); ok {
+		return DecodeString(body, stringer.GetString())
+	}
+
 	return json.NewDecoder(body).Decode(v)
 }
 

common/form_builder.go

@@ -4,12 +4,11 @@ import (
 	"fmt"
 	"io"
 	"mime/multipart"
-	"os"
 	"path"
 )
 
 type FormBuilder interface {
-	CreateFormFile(fieldname string, file *os.File) error
+	CreateFormFile(fieldname string, fileHeader *multipart.FileHeader) error
 	CreateFormFileReader(fieldname string, r io.Reader, filename string) error
 	WriteField(fieldname, value string) error
 	Close() error
@@ -26,8 +25,15 @@ func NewFormBuilder(body io.Writer) *DefaultFormBuilder {
 	}
 }
 
-func (fb *DefaultFormBuilder) CreateFormFile(fieldname string, file *os.File) error {
-	return fb.createFormFile(fieldname, file, file.Name())
+func (fb *DefaultFormBuilder) CreateFormFile(fieldname string, fileHeader *multipart.FileHeader) error {
+	file, err := fileHeader.Open()
+	if err != nil {
+		return err
+	}
+
+	defer file.Close()
+
+	return fb.createFormFile(fieldname, file, fileHeader.Filename)
 }
 
 func (fb *DefaultFormBuilder) CreateFormFileReader(fieldname string, r io.Reader, filename string) error {

common/gin.go

@@ -3,9 +3,10 @@ package common
 import (
 	"bytes"
 	"encoding/json"
-	"github.com/gin-gonic/gin"
 	"io"
 	"strings"
+
+	"github.com/gin-gonic/gin"
 )
 
 func UnmarshalBodyReusable(c *gin.Context, v any) error {
@@ -20,9 +21,9 @@ func UnmarshalBodyReusable(c *gin.Context, v any) error {
 	contentType := c.Request.Header.Get("Content-Type")
 	if strings.HasPrefix(contentType, "application/json") {
 		err = json.Unmarshal(requestBody, &v)
-	} else {
-		// skip for now
-		// TODO: someday non json request have variant model, we will need to implementation this
+	} else if strings.HasPrefix(contentType, "multipart/form-data") {
+		c.Request.Body = io.NopCloser(bytes.NewBuffer(requestBody))
+		err = c.ShouldBind(v)
 	}
 	if err != nil {
 		return err