Fixes for not found records

pkg/resolvespec/handler.go

@@ -2,6 +2,7 @@ package resolvespec
 
 import (
 	"context"
+	"database/sql"
 	"encoding/json"
 	"fmt"
 	"net/http"
@@ -957,7 +958,29 @@ func (h *Handler) handleDelete(ctx context.Context, w common.ResponseWriter, id
 		return
 	}
 
-	query := h.db.NewDelete().Table(tableName).Where(fmt.Sprintf("%s = ?", common.QuoteIdent(reflection.GetPrimaryKeyName(model))), id)
+	// Get primary key name
+	pkName := reflection.GetPrimaryKeyName(model)
+
+	// First, fetch the record that will be deleted
+	modelType := reflect.TypeOf(model)
+	if modelType.Kind() == reflect.Ptr {
+		modelType = modelType.Elem()
+	}
+	recordToDelete := reflect.New(modelType).Interface()
+
+	selectQuery := h.db.NewSelect().Model(recordToDelete).Where(fmt.Sprintf("%s = ?", common.QuoteIdent(pkName)), id)
+	if err := selectQuery.ScanModel(ctx); err != nil {
+		if err == sql.ErrNoRows {
+			logger.Warn("Record not found for delete: %s = %s", pkName, id)
+			h.sendError(w, http.StatusNotFound, "not_found", "Record not found", err)
+			return
+		}
+		logger.Error("Error fetching record for delete: %v", err)
+		h.sendError(w, http.StatusInternalServerError, "fetch_error", "Error fetching record", err)
+		return
+	}
+
+	query := h.db.NewDelete().Table(tableName).Where(fmt.Sprintf("%s = ?", common.QuoteIdent(pkName)), id)
 
 	result, err := query.Exec(ctx)
 	if err != nil {
@@ -966,14 +989,16 @@ func (h *Handler) handleDelete(ctx context.Context, w common.ResponseWriter, id
 		return
 	}
 
+	// Check if the record was actually deleted
 	if result.RowsAffected() == 0 {
-		logger.Warn("No record found to delete with ID: %s", id)
-		h.sendError(w, http.StatusNotFound, "not_found", "Record not found", nil)
+		logger.Warn("No rows deleted for ID: %s", id)
+		h.sendError(w, http.StatusNotFound, "not_found", "Record not found or already deleted", nil)
 		return
 	}
 
 	logger.Info("Successfully deleted record with ID: %s", id)
-	h.sendResponse(w, nil, nil)
+	// Return the deleted record data
+	h.sendResponse(w, recordToDelete, nil)
 }
 
 func (h *Handler) applyFilter(query common.SelectQuery, filter common.FilterOption) common.SelectQuery {

pkg/restheadspec/handler.go

@@ -2,6 +2,7 @@ package restheadspec
 
 import (
 	"context"
+	"database/sql"
 	"encoding/json"
 	"fmt"
 	"net/http"
@@ -661,6 +662,14 @@ func (h *Handler) handleRead(ctx context.Context, w common.ResponseWriter, id st
 		return
 	}
 
+	// Check if a specific ID was requested but no record was found
+	resultCount := reflection.Len(modelPtr)
+	if id != "" && resultCount == 0 {
+		logger.Warn("Record not found for ID: %s", id)
+		h.sendError(w, http.StatusNotFound, "not_found", "Record not found", nil)
+		return
+	}
+
 	limit := 0
 	if options.Limit != nil {
 		limit = *options.Limit
@@ -675,7 +684,7 @@ func (h *Handler) handleRead(ctx context.Context, w common.ResponseWriter, id st
 
 	metadata := &common.Metadata{
 		Total:    int64(total),
-		Count:    int64(reflection.Len(modelPtr)),
+		Count:    int64(resultCount),
 		Filtered: int64(total),
 		Limit:    limit,
 		Offset:   offset,
@@ -1247,7 +1256,7 @@ func (h *Handler) handleUpdate(ctx context.Context, w common.ResponseWriter, id
 		}
 
 		// Create update query using Model() to preserve custom types and driver.Valuer interfaces
-		query := tx.NewUpdate().Model(modelInstance).Table(tableName)
+		query := tx.NewUpdate().Model(modelInstance)
 		query = query.Where(fmt.Sprintf("%s = ?", common.QuoteIdent(pkName)), targetID)
 
 		// Execute BeforeScan hooks - pass query chain so hooks can modify it
@@ -1514,7 +1523,34 @@ func (h *Handler) handleDelete(ctx context.Context, w common.ResponseWriter, id
 	}
 
 	// Single delete with URL ID
-	// Execute BeforeDelete hooks
+	if id == "" {
+		h.sendError(w, http.StatusBadRequest, "missing_id", "ID is required for delete", nil)
+		return
+	}
+
+	// Get primary key name
+	pkName := reflection.GetPrimaryKeyName(model)
+
+	// First, fetch the record that will be deleted
+	modelType := reflect.TypeOf(model)
+	if modelType.Kind() == reflect.Ptr {
+		modelType = modelType.Elem()
+	}
+	recordToDelete := reflect.New(modelType).Interface()
+
+	selectQuery := h.db.NewSelect().Model(recordToDelete).Where(fmt.Sprintf("%s = ?", common.QuoteIdent(pkName)), id)
+	if err := selectQuery.ScanModel(ctx); err != nil {
+		if err == sql.ErrNoRows {
+			logger.Warn("Record not found for delete: %s = %s", pkName, id)
+			h.sendError(w, http.StatusNotFound, "not_found", "Record not found", err)
+			return
+		}
+		logger.Error("Error fetching record for delete: %v", err)
+		h.sendError(w, http.StatusInternalServerError, "fetch_error", "Error fetching record", err)
+		return
+	}
+
+	// Execute BeforeDelete hooks with the record data
 	hookCtx := &HookContext{
 		Context:   ctx,
 		Handler:   h,
@@ -1525,6 +1561,7 @@ func (h *Handler) handleDelete(ctx context.Context, w common.ResponseWriter, id
 		ID:        id,
 		Writer:    w,
 		Tx:        h.db,
+		Data:      recordToDelete,
 	}
 
 	if err := h.hooks.Execute(BeforeDelete, hookCtx); err != nil {
@@ -1534,13 +1571,7 @@ func (h *Handler) handleDelete(ctx context.Context, w common.ResponseWriter, id
 	}
 
 	query := h.db.NewDelete().Table(tableName)
-
-	if id == "" {
-		h.sendError(w, http.StatusBadRequest, "missing_id", "ID is required for delete", nil)
-		return
-	}
-
-	query = query.Where(fmt.Sprintf("%s = ?", common.QuoteIdent(reflection.GetPrimaryKeyName(model))), id)
+	query = query.Where(fmt.Sprintf("%s = ?", common.QuoteIdent(pkName)), id)
 
 	// Execute BeforeScan hooks - pass query chain so hooks can modify it
 	hookCtx.Query = query
@@ -1562,11 +1593,15 @@ func (h *Handler) handleDelete(ctx context.Context, w common.ResponseWriter, id
 		return
 	}
 
-	// Execute AfterDelete hooks
-	responseData := map[string]interface{}{
-		"deleted": result.RowsAffected(),
+	// Check if the record was actually deleted
+	if result.RowsAffected() == 0 {
+		logger.Warn("No rows deleted for ID: %s", id)
+		h.sendError(w, http.StatusNotFound, "not_found", "Record not found or already deleted", nil)
+		return
 	}
-	hookCtx.Result = responseData
+
+	// Execute AfterDelete hooks with the deleted record data
+	hookCtx.Result = recordToDelete
 	hookCtx.Error = nil
 
 	if err := h.hooks.Execute(AfterDelete, hookCtx); err != nil {
@@ -1575,7 +1610,8 @@ func (h *Handler) handleDelete(ctx context.Context, w common.ResponseWriter, id
 		return
 	}
 
-	h.sendResponse(w, responseData, nil)
+	// Return the deleted record data
+	h.sendResponse(w, recordToDelete, nil)
 }
 
 // mergeRecordWithRequest merges a database record with the original request data
@@ -2088,7 +2124,7 @@ func (h *Handler) sendResponseWithOptions(w common.ResponseWriter, data interfac
 // Returns the single element if data is a slice/array with exactly one element, otherwise returns data unchanged
 func (h *Handler) normalizeResultArray(data interface{}) interface{} {
 	if data == nil {
-		return nil
+		return map[string]interface{}{}
 	}
 
 	// Use reflection to check if data is a slice or array
@@ -2097,10 +2133,15 @@ func (h *Handler) normalizeResultArray(data interface{}) interface{} {
 		dataValue = dataValue.Elem()
 	}
 
-	// Check if it's a slice or array with exactly one element
-	if (dataValue.Kind() == reflect.Slice || dataValue.Kind() == reflect.Array) && dataValue.Len() == 1 {
-		// Return the single element
-		return dataValue.Index(0).Interface()
+	// Check if it's a slice or array
+	if dataValue.Kind() == reflect.Slice || dataValue.Kind() == reflect.Array {
+		if dataValue.Len() == 1 {
+			// Return the single element
+			return dataValue.Index(0).Interface()
+		} else if dataValue.Len() == 0 {
+			// Return empty object instead of empty array
+			return map[string]interface{}{}
+		}
 	}
 
 	return data