first commit
This commit is contained in:
Beyhan Oğur
306
app/blog/handlers/post_handler.go
Normal file
306
app/blog/handlers/post_handler.go
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package handlers
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import (
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"gobeyhan/app/blog/services"
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"gobeyhan/database/models"
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"net/http"
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"strconv"
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"github.com/gin-gonic/gin"
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)
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type PostHandler struct {
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service *services.PostService
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}
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func NewPostHandler(service *services.PostService) *PostHandler {
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return &PostHandler{service: service}
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}
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// GetAllPosts godoc
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// @Summary Get all active posts
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// @Description Get paginated list of active posts (public endpoint)
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// @Tags posts
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// @Accept json
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// @Produce json
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// @Param page query int false "Page number" default(1)
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// @Param limit query int false "Items per page" default(10)
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// @Success 200 {object} map[string]interface{}
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// @Router /api/v1/posts [get]
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func (h *PostHandler) GetAllPosts(c *gin.Context) {
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page, _ := strconv.Atoi(c.DefaultQuery("page", "1"))
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limit, _ := strconv.Atoi(c.DefaultQuery("limit", "10"))
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if page < 1 {
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page = 1
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}
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if limit < 1 || limit > 100 {
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limit = 10
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}
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posts, total, err := h.service.GetAllPosts(page, limit, true)
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if err != nil {
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c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
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return
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}
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c.JSON(http.StatusOK, gin.H{
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"data": posts,
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"total": total,
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"page": page,
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"limit": limit,
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})
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}
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// GetPostBySlug godoc
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// @Summary Get post by slug
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// @Description Get a single post by its slug (public endpoint)
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// @Tags posts
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// @Accept json
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// @Produce json
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// @Param slug path string true "Post Slug"
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// @Success 200 {object} models.Post
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// @Router /api/v1/posts/{slug} [get]
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func (h *PostHandler) GetPostBySlug(c *gin.Context) {
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slug := c.Param("slug")
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post, err := h.service.GetPostBySlug(slug)
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if err != nil {
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c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
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return
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}
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if post == nil {
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c.JSON(http.StatusNotFound, gin.H{"error": "Post not found"})
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return
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}
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c.JSON(http.StatusOK, gin.H{"data": post})
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}
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// AdminGetAllPosts godoc
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// @Summary Get all posts (Admin)
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// @Description Get paginated list of all posts including inactive
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// @Tags admin,posts
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// @Accept json
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// @Produce json
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// @Security BearerAuth
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// @Param page query int false "Page number" default(1)
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// @Param limit query int false "Items per page" default(10)
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// @Success 200 {object} map[string]interface{}
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// @Router /api/v1/admin/posts [get]
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func (h *PostHandler) AdminGetAllPosts(c *gin.Context) {
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page, _ := strconv.Atoi(c.DefaultQuery("page", "1"))
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limit, _ := strconv.Atoi(c.DefaultQuery("limit", "10"))
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if page < 1 {
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page = 1
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}
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if limit < 1 || limit > 100 {
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limit = 10
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}
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posts, total, err := h.service.GetAllPosts(page, limit, false)
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if err != nil {
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c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
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return
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}
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c.JSON(http.StatusOK, gin.H{
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"data": posts,
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"total": total,
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"page": page,
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"limit": limit,
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})
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}
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// GetPostByID godoc
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// @Summary Get post by ID (Admin)
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// @Description Get a single post by ID
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// @Tags admin,posts
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// @Accept json
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// @Produce json
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// @Security BearerAuth
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// @Param id path int true "Post ID"
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// @Success 200 {object} models.Post
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// @Router /api/v1/admin/posts/{id} [get]
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func (h *PostHandler) GetPostByID(c *gin.Context) {
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idStr := c.Param("id")
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id, err := strconv.ParseUint(idStr, 10, 64)
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if err != nil {
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c.JSON(http.StatusBadRequest, gin.H{"error": "Invalid post ID"})
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return
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}
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post, err := h.service.GetPostByID(id)
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if err != nil {
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c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
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return
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}
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if post == nil {
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c.JSON(http.StatusNotFound, gin.H{"error": "Post not found"})
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return
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}
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c.JSON(http.StatusOK, gin.H{"data": post})
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}
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// CreatePost godoc
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// @Summary Create a new post (Admin)
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// @Description Create a new post
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// @Tags admin,posts
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// @Accept json
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// @Produce json
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// @Security BearerAuth
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// @Param post body models.Post true "Post object"
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// @Success 201 {object} models.Post
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// @Router /api/v1/admin/posts [post]
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func (h *PostHandler) CreatePost(c *gin.Context) {
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var input struct {
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Title string `json:"title" binding:"required"`
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UserID *uint64 `json:"user_id"`
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Content string `json:"content"`
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Keywords string `json:"keywords"`
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Image string `json:"image"`
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Thumb string `json:"thumb"`
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Video string `json:"video"`
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Slug string `json:"slug"`
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IsActive *bool `json:"is_active"`
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IsFront *bool `json:"is_front"`
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ParentID *uint64 `json:"parent_id"`
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Categories []uint64 `json:"categories"`
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Tags []uint64 `json:"tags"`
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}
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if err := c.ShouldBindJSON(&input); err != nil {
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c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
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return
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}
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post := &models.Post{
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Title: input.Title,
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UserID: input.UserID,
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Content: input.Content,
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Keywords: input.Keywords,
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Image: input.Image,
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Thumb: input.Thumb,
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Video: input.Video,
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Slug: input.Slug,
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ParentID: input.ParentID,
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}
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if input.IsActive != nil {
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post.IsActive = *input.IsActive
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} else {
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post.IsActive = true
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}
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if input.IsFront != nil {
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post.IsFront = *input.IsFront
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} else {
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post.IsFront = true
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}
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// Create post first
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if err := h.service.CreatePost(post); err != nil {
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c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
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return
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}
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// Add categories and tags if provided
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if len(input.Categories) > 0 || len(input.Tags) > 0 {
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updates := make(map[string]interface{})
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if len(input.Categories) > 0 {
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var categories []*models.Category
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for _, catID := range input.Categories {
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categories = append(categories, &models.Category{ID: catID})
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}
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updates["categories"] = categories
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}
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if len(input.Tags) > 0 {
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var tags []*models.Tag
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for _, tagID := range input.Tags {
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tags = append(tags, &models.Tag{ID: tagID})
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}
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updates["tags"] = tags
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}
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if err := h.service.UpdatePost(post.ID, updates); err != nil {
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c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
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return
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}
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}
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// Fetch created post with relationships
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createdPost, _ := h.service.GetPostByID(post.ID)
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c.JSON(http.StatusCreated, gin.H{"data": createdPost})
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}
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// UpdatePost godoc
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// @Summary Update a post (Admin)
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// @Description Update an existing post
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// @Tags admin,posts
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// @Accept json
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// @Produce json
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// @Security BearerAuth
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// @Param id path int true "Post ID"
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// @Param post body models.Post true "Post object"
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// @Success 200 {object} models.Post
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// @Router /api/v1/admin/posts/{id} [put]
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func (h *PostHandler) UpdatePost(c *gin.Context) {
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idStr := c.Param("id")
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id, err := strconv.ParseUint(idStr, 10, 64)
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if err != nil {
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c.JSON(http.StatusBadRequest, gin.H{"error": "Invalid post ID"})
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return
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}
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var input map[string]interface{}
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if err := c.ShouldBindJSON(&input); err != nil {
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c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
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return
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}
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if err := h.service.UpdatePost(id, input); err != nil {
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c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
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return
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}
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// Fetch updated post
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post, err := h.service.GetPostByID(id)
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if err != nil {
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c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
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return
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}
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c.JSON(http.StatusOK, gin.H{"data": post})
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}
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// DeletePost godoc
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// @Summary Delete a post (Admin)
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// @Description Delete a post by ID
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// @Tags admin,posts
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// @Accept json
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// @Produce json
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// @Security BearerAuth
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// @Param id path int true "Post ID"
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// @Success 200 {object} map[string]string
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// @Router /api/v1/admin/posts/{id} [delete]
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func (h *PostHandler) DeletePost(c *gin.Context) {
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idStr := c.Param("id")
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id, err := strconv.ParseUint(idStr, 10, 64)
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if err != nil {
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c.JSON(http.StatusBadRequest, gin.H{"error": "Invalid post ID"})
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return
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}
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if err := h.service.DeletePost(id); err != nil {
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c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
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return
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}
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c.JSON(http.StatusOK, gin.H{"message": "Post deleted successfully"})
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}
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