second commit

internal/handler/api/v1/notification_subscription_handler.go

@@ -0,0 +1,74 @@
+package v1
+
+import (
+	"net/http"
+
+	"github.com/gin-gonic/gin"
+	"github.com/gochat/gochat/internal/service"
+)
+
+// NotificationSubscriptionHandler handles notification subscription API endpoints.
+// Reference: Chatwoot app/controllers/api/v1/notification_subscriptions_controller.rb
+// Routes: resource :notification_subscriptions, only: [:create, :destroy]
+type NotificationSubscriptionHandler struct {
+	svc *service.NotificationSubscriptionService
+}
+
+func NewNotificationSubscriptionHandler(svc *service.NotificationSubscriptionService) *NotificationSubscriptionHandler {
+	return &NotificationSubscriptionHandler{svc: svc}
+}
+
+// Create adds a new notification subscription.
+// POST /api/v1/notification_subscriptions
+// Chatwoot: requires identifier, subscription_attributes, subscription_type
+func (h *NotificationSubscriptionHandler) Create(c *gin.Context) {
+	userID, exists := c.Get("current_user_id")
+	if !exists {
+		c.JSON(http.StatusUnauthorized, gin.H{"error": "unauthorized"})
+		return
+	}
+
+	var req service.CreateSubscriptionRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
+		return
+	}
+
+	// Validate subscription_attributes based on type
+	if err := service.ValidateSubscriptionAttributes(req.SubscriptionType, req.SubscriptionAttributes); err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
+		return
+	}
+
+	sub, err := h.svc.Create(c.Request.Context(), userID.(uint), &req)
+	if err != nil {
+		c.JSON(http.StatusUnprocessableEntity, gin.H{"error": err.Error()})
+		return
+	}
+
+	c.JSON(http.StatusOK, sub)
+}
+
+// Destroy removes a notification subscription.
+// DELETE /api/v1/notification_subscriptions/:identifier
+// Chatwoot: finds by identifier and deletes
+func (h *NotificationSubscriptionHandler) Destroy(c *gin.Context) {
+	userID, exists := c.Get("current_user_id")
+	if !exists {
+		c.JSON(http.StatusUnauthorized, gin.H{"error": "unauthorized"})
+		return
+	}
+
+	identifier := c.Param("identifier")
+	if identifier == "" {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "identifier is required"})
+		return
+	}
+
+	if err := h.svc.Destroy(c.Request.Context(), userID.(uint), identifier); err != nil {
+		c.JSON(http.StatusNotFound, gin.H{"error": err.Error()})
+		return
+	}
+
+	c.JSON(http.StatusOK, gin.H{})
+}