[server] Minor bug fixes in embedding/files API

server/pkg/api/embedding.go

@@ -53,7 +53,7 @@ func (h *EmbeddingHandler) GetDiff(c *gin.Context) {
 // GetFilesEmbedding returns the embeddings for the files
 func (h *EmbeddingHandler) GetFilesEmbedding(c *gin.Context) {
 	var request ente.GetFilesEmbeddingRequest
-	if err := c.ShouldBindQuery(&request); err != nil {
+	if err := c.ShouldBindJSON(&request); err != nil {
 		handler.Error(c,
 			stacktrace.Propagate(ente.ErrBadRequest, fmt.Sprintf("Request binding failed %s", err)))
 		return

server/pkg/repo/embedding/repository.go

@@ -4,6 +4,7 @@ import (
 	"context"
 	"database/sql"
 	"fmt"
+	"github.com/lib/pq"
 
 	"github.com/ente-io/museum/ente"
 	"github.com/ente-io/stacktrace"
@@ -58,7 +59,7 @@ func (r *Repository) GetDiff(ctx context.Context, ownerID int64, model ente.Mode
 func (r *Repository) GetFilesEmbedding(ctx context.Context, ownerID int64, model ente.Model, fileIDs []int64) ([]ente.Embedding, error) {
 	rows, err := r.DB.QueryContext(ctx, `SELECT file_id, model, encrypted_embedding, decryption_header, updated_at
 										FROM embeddings
-										WHERE owner_id = $1 AND model = $2 AND file_id = ANY($3)`, ownerID, model, fileIDs)
+										WHERE owner_id = $1 AND model = $2 AND file_id = ANY($3)`, ownerID, model, pq.Array(fileIDs))
 	if err != nil {
 		return nil, stacktrace.Propagate(err, "")
 	}

server/pkg/utils/array/array.go

@@ -71,7 +71,7 @@ func FindMissingElementsInSecondList(sourceList []int64, targetList []int64) []i
 		targetSet[item] = struct{}{}
 	}
 
-	var missingElements []int64
+	var missingElements = make([]int64, 0)
 	for _, item := range sourceList {
 		if _, found := targetSet[item]; !found {
 			missingElements = append(missingElements, item)