chore: Add logic for put and get by id handler

backend/internal/handlers/post_handlers.go

@@ -5,6 +5,7 @@ import (
 	"gitea.d3m0k1d.ru/d3m0k1d/d3m0k1d.ru/backend/internal/repositories"
 	"gitea.d3m0k1d.ru/d3m0k1d/d3m0k1d.ru/backend/internal/storage"
 	"github.com/gin-gonic/gin"
+	"strconv"
 )
 
 type PostHandlers struct {
@@ -41,11 +42,28 @@ func (h *PostHandlers) GetPosts(c *gin.Context) {
 // @Description Get post by id
 // @Tags posts
 // @Accept  json
+// @Param id path int true "Post ID"
 // @Produce  json
 // @Success 200 {object} storage.PostReq
+// @Failure 400 {object} map[string]string "Invalid ID format"
+// @Failure 500 {object} map[string]string "Internal server error"
 // @Router /posts/{id} [get]
-func GetPost(c *gin.Context) {
-	log.Info("GetPost")
+func (h *PostHandlers) GetPost(c *gin.Context) {
+	var result storage.PostReq
+	id_p := c.Param("id")
+	id, err := strconv.Atoi(id_p)
+	if err != nil {
+		log.Error("error request: " + err.Error())
+		c.Status(500)
+	}
+	result, err = h.repo.GetByID(c.Request.Context(), id)
+	if err != nil {
+		log.Error("error request: " + err.Error())
+		c.Status(500)
+	}
+	log.Info("200 OK GET /posts/" + id_p)
+	c.JSON(200, result)
+	// TODO: added validaton for 400 response
 }
 
 // CreatePost godoc
@@ -84,11 +102,31 @@ func (h *PostHandlers) CreatePost(c *gin.Context) {
 // @Description Update post
 // @Tags posts
 // @Accept  json
+// @Param id path int true "Post ID"
+// @Param post body storage.PostCreate true "Post data"
 // @Produce  json
-// @Success 200 {object} storage.Post
+// @Success 200 {object} storage.PostCreate
 // @Router /posts/{id} [put]
-func UpdatePost(c *gin.Context) {
-	log.Info("UpdatePost")
+func (h *PostHandlers) UpdatePost(c *gin.Context) {
+	id_p := c.Param("id")
+	id, err := strconv.Atoi(id_p)
+	if err != nil {
+		log.Error("error request: " + err.Error())
+		c.Status(500)
+	}
+	var req storage.Post
+	if err := c.ShouldBindJSON(&req); err != nil {
+		c.JSON(400, gin.H{"error": err.Error()})
+		return
+	}
+	err = h.repo.Update(c.Request.Context(), id, req)
+	if err != nil {
+		c.JSON(500, gin.H{"error": err.Error()})
+		return
+	}
+
+	c.JSON(200, req)
+	log.Info("200 OK PUT /posts/" + id_p)
 }
 
 // DeletePost godoc

backend/internal/handlers/registry_handlers.go

@@ -13,9 +13,9 @@ func Register(router *gin.Engine, db *sql.DB) {
 	posts := v1.Group("posts")
 	{
 		posts.GET("/", handler_posts.GetPosts)
-		posts.GET("/:id", GetPost)
+		posts.GET("/:id", handler_posts.GetPost)
 		posts.POST("/", handler_posts.CreatePost)
-		posts.PUT("/:id", UpdatePost)
+		posts.PUT("/:id", handler_posts.UpdatePost)
 		posts.DELETE("/:id", DeletePost)
 	}
 }

backend/internal/repositories/post_repository.go

@@ -21,7 +21,7 @@ func NewPostRepository(db *sql.DB) PostRepository {
 }
 func (p *postRepository) GetAll(ctx context.Context) ([]storage.PostReq, error) {
 	var result []storage.PostReq
-	rows, err := p.db.Query("SELECT title content FROM posts")
+	rows, err := p.db.Query("SELECT id, title, content FROM posts")
 	if err != nil {
 		p.logger.Error(err.Error())
 		return nil, err
@@ -29,11 +29,13 @@ func (p *postRepository) GetAll(ctx context.Context) ([]storage.PostReq, error)
 	for rows.Next() {
 		var title string
 		var content string
-		err := rows.Scan(&title, &content)
+		var id int
+		err := rows.Scan(&id, &title, &content)
 		if err != nil {
 			p.logger.Error("error scan: " + err.Error())
 		}
 		result = append(result, storage.PostReq{
+			ID:      id,
 			Title:   title,
 			Content: content,
 		})
@@ -43,7 +45,7 @@ func (p *postRepository) GetAll(ctx context.Context) ([]storage.PostReq, error)
 
 func (p *postRepository) GetByID(ctx context.Context, id int) (storage.PostReq, error) {
 	var result storage.PostReq
-	row := p.db.QueryRow("SELECT title content FROM posts WHERE id = ?", id)
+	row := p.db.QueryRow("SELECT title, content FROM posts WHERE id = ?", id)
 	var title string
 	var content string
 	err := row.Scan(&title, &content)
@@ -51,6 +53,7 @@ func (p *postRepository) GetByID(ctx context.Context, id int) (storage.PostReq,
 		p.logger.Error("error scan: " + err.Error())
 	}
 	result = storage.PostReq{
+		ID:      id,
 		Title:   title,
 		Content: content,
 	}
@@ -75,7 +78,16 @@ func (p *postRepository) Create(ctx context.Context, post storage.Post) error {
 }
 
 func (p *postRepository) Update(ctx context.Context, id int, post storage.Post) error {
-
+	_, err := p.db.Exec(
+		"UPDATE posts SET title = ?, content = ? WHERE id = ?",
+		post.Title,
+		post.Content,
+		id,
+	)
+	if err != nil {
+		return err
+	}
+	p.logger.Info("Post updated:", "id", id)
 	return nil
 }
 

backend/internal/storage/models.go

@@ -8,6 +8,7 @@ type Post struct {
 }
 
 type PostReq struct {
+	ID      int    `json:"id"`
 	Title   string `json:"title"`
 	Content string `json:"content"`
 }