v0.0.5 Добавлена логика создания поста и загрузки изображения

internal/service/post_service.go

@@ -2,9 +2,15 @@ package service
 
 import (
 	"context"
+	"encoding/base64"
 	"errors"
+	"fmt"
+	"log"
+	"os"
+	"strings"
 	"tailly_back_v2/internal/domain"
 	"tailly_back_v2/internal/repository"
+	"tailly_back_v2/internal/utils"
 	"time"
 )
 
@@ -30,6 +36,9 @@ func NewPostService(postRepo repository.PostRepository) PostService {
 
 // Создание нового поста
 func (s *postService) Create(ctx context.Context, authorID int, title, content string) (*domain.Post, error) {
+
+	const op = "service/postService.Create"
+
 	// Валидация данных
 	if title == "" {
 		return nil, errors.New("post title cannot be empty")
@@ -38,9 +47,36 @@ func (s *postService) Create(ctx context.Context, authorID int, title, content s
 		return nil, errors.New("post content cannot be empty")
 	}
 
+	if strings.HasPrefix(content, "data:image/jpeg;base64,") {
+		content = strings.TrimPrefix(content, "data:image/jpeg;base64,")
+	}
+
+	imgBase64, err := base64.StdEncoding.DecodeString(content)
+	if err != nil {
+		log.Println("failed to decode image base64", op, err)
+		return nil, err
+	}
+	randName := utils.GenerateId()
+
+	upPath := fmt.Sprintf("./uploads/posts/images/%d", authorID)
+
+	err = os.MkdirAll(upPath, os.ModePerm)
+	if err != nil {
+		log.Println("failed to create directory", op, err)
+		return nil, err
+	}
+
+	fileName := fmt.Sprintf("%s/%s.jpg", upPath, randName)
+
+	err = os.WriteFile(fileName, imgBase64, os.ModePerm)
+	if err != nil {
+		log.Println("failed to write file", op, err)
+		return nil, err
+	}
+
 	post := &domain.Post{
 		Title:     title,
-		Content:   content,
+		Content:   fileName,
 		AuthorID:  authorID,
 		CreatedAt: time.Now(),
 		UpdatedAt: time.Now(),

internal/utils/rand_name.go

@@ -0,0 +1,12 @@
+package utils
+
+import (
+	"crypto/rand"
+	"fmt"
+)
+
+func GenerateId() string {
+	b := make([]byte, 16)
+	rand.Read(b)
+	return fmt.Sprintf("%x", b)
+}