feat: Add delete, drop, insert, truncate, update

build/update.go

@@ -0,0 +1,33 @@
+package build
+
+import (
+	"fmt"
+	"strings"
+
+	"git.secnex.io/secnex/pgson/schema"
+	"git.secnex.io/secnex/pgson/utils"
+)
+
+func UpdateSQL(s *schema.Table, data map[string]any, where string) (string, error) {
+	// Create a map for quick field lookup
+	fieldMap := make(map[string]*schema.Field)
+	for i := range s.Schema {
+		fieldMap[s.Schema[i].Name] = &s.Schema[i]
+	}
+
+	setClause := make([]string, 0, len(data))
+	for field, value := range data {
+		// Check if field is of type "hash" and needs hashing
+		if schemaField, exists := fieldMap[field]; exists && schemaField.Type == "hash" && schemaField.Algorithm != nil {
+			valueStr := fmt.Sprintf("%v", value)
+			hashed, err := utils.Hash(valueStr, *schemaField.Algorithm)
+			if err != nil {
+				return "", err
+			}
+			value = hashed
+		}
+		setClause = append(setClause, fmt.Sprintf("%s = %s", utils.SQLQuoteIdent(field), utils.SQLQuoteValue(value)))
+	}
+	setClause = append(setClause, "updated_at = CURRENT_TIMESTAMP")
+	return fmt.Sprintf("UPDATE %s SET %s WHERE %s = %s", utils.SQLQuoteIdent(s.Name), strings.Join(setClause, ", "), utils.SQLQuoteIdent(s.PrimaryKey), utils.SQLQuoteValue(where)), nil
+}