first commit

app/blog/handlers/category_view_handler.go

@@ -0,0 +1,111 @@
+package handlers
+
+import (
+	"gobeyhan/app/blog/services"
+	"net/http"
+	"strconv"
+
+	"github.com/gin-gonic/gin"
+)
+
+type CategoryViewHandler struct {
+	service *services.CategoryViewService
+}
+
+func NewCategoryViewHandler(service *services.CategoryViewService) *CategoryViewHandler {
+	return &CategoryViewHandler{service: service}
+}
+
+// TrackCategoryView godoc
+// @Summary Track a category view
+// @Description Record a view event for a category (public endpoint)
+// @Tags category-views
+// @Accept json
+// @Produce json
+// @Param id path int true "Category ID"
+// @Success 200 {object} map[string]string
+// @Router /api/v1/categories/{id}/view [post]
+func (h *CategoryViewHandler) TrackCategoryView(c *gin.Context) {
+	idStr := c.Param("id")
+	categoryID, err := strconv.ParseUint(idStr, 10, 64)
+	if err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "Invalid category ID"})
+		return
+	}
+
+	ipAddress := c.ClientIP()
+	userAgent := c.Request.UserAgent()
+
+	if err := h.service.TrackCategoryView(categoryID, ipAddress, userAgent); err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	c.JSON(http.StatusOK, gin.H{"message": "View tracked successfully"})
+}
+
+// AdminGetAllCategoryViews godoc
+// @Summary Get all category views (Admin)
+// @Description Get paginated list of all category views
+// @Tags admin,category-views
+// @Accept json
+// @Produce json
+// @Security BearerAuth
+// @Param page query int false "Page number" default(1)
+// @Param limit query int false "Items per page" default(10)
+// @Success 200 {object} map[string]interface{}
+// @Router /api/v1/admin/category-views [get]
+func (h *CategoryViewHandler) AdminGetAllCategoryViews(c *gin.Context) {
+	page, _ := strconv.Atoi(c.DefaultQuery("page", "1"))
+	limit, _ := strconv.Atoi(c.DefaultQuery("limit", "10"))
+
+	if page < 1 {
+		page = 1
+	}
+	if limit < 1 || limit > 100 {
+		limit = 10
+	}
+
+	views, total, err := h.service.GetAllCategoryViews(page, limit)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	c.JSON(http.StatusOK, gin.H{
+		"data":  views,
+		"total": total,
+		"page":  page,
+		"limit": limit,
+	})
+}
+
+// GetCategoryViewStats godoc
+// @Summary Get view stats for a category (Admin)
+// @Description Get view count and details for a specific category
+// @Tags admin,category-views
+// @Accept json
+// @Produce json
+// @Security BearerAuth
+// @Param id path int true "Category ID"
+// @Success 200 {object} map[string]interface{}
+// @Router /api/v1/admin/categories/{id}/views [get]
+func (h *CategoryViewHandler) GetCategoryViewStats(c *gin.Context) {
+	idStr := c.Param("id")
+	categoryID, err := strconv.ParseUint(idStr, 10, 64)
+	if err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "Invalid category ID"})
+		return
+	}
+
+	count, err := h.service.GetCategoryViewCount(categoryID)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	c.JSON(http.StatusOK, gin.H{
+		"category_id": categoryID,
+		"view_count":  count,
+	})
+}