V3 version with backward comp

backend/internal/handler/sync.go

@@ -0,0 +1,56 @@
+package handler
+
+import (
+	"net/http"
+
+	"github.com/gin-gonic/gin"
+	"github.com/vaultdrop/backend/internal/service"
+	"github.com/vaultdrop/backend/pkg/api"
+)
+
+type SyncHandler struct {
+	sync *service.SyncService
+}
+
+func (h *SyncHandler) Pull(c *gin.Context) {
+	var body struct {
+		LocationID string `json:"location_id"`
+	}
+	c.ShouldBindJSON(&body)
+
+	var err error
+	var items interface{}
+	if body.LocationID != "" {
+		items, err = h.sync.ListPending(body.LocationID)
+	} else {
+		items, err = h.sync.ListAllPending()
+	}
+
+	if err != nil {
+		api.Error(c, http.StatusInternalServerError, "DB_ERROR", "Failed to list pending sync items")
+		return
+	}
+
+	api.Success(c, items)
+}
+
+func (h *SyncHandler) Push(c *gin.Context) {
+	var body struct {
+		LocationID string `json:"location_id" binding:"required"`
+	}
+	if err := c.ShouldBindJSON(&body); err != nil {
+		api.Error(c, http.StatusBadRequest, "INVALID_BODY", "location_id is required")
+		return
+	}
+
+	items, err := h.sync.ListPending(body.LocationID)
+	if err != nil {
+		api.Error(c, http.StatusInternalServerError, "DB_ERROR", "Failed to list pending sync items")
+		return
+	}
+
+	api.Created(c, gin.H{
+		"pending": len(items),
+		"message": "Push initiated",
+	})
+}