Components/ProfileSaver.razor.cs

@@ -25,6 +25,7 @@ public partial class ProfileSaver
     [Parameter] public string? DestinationTable { get; set; }
     [Parameter] public string? DestinationEndpoint { get; set; }
     [Parameter] public List<FieldMappingDto>? FieldMappings { get; set; }
+    [Parameter] public Dictionary<string, (object? Value, string? Type)>? DefaultValues { get; set; }
     [Parameter] public List<ExternalIdRelationshipDto>? ExternalIdRelationships { get; set; }
     [Parameter] public string? SourceKeyField { get; set; }
     [Parameter] public bool UseRecordAssociations { get; set; }
@@ -79,6 +80,7 @@ public partial class ProfileSaver
                 DestinationTable = DestinationTable,
                 DestinationEndpoint = DestinationEndpoint,
                 FieldMappings = FieldMappings,
+                DefaultValues = DefaultValues,
                 ExternalIdRelationships = ExternalIdRelationships,
                 SourceKeyField = SourceKeyField,
                 UseRecordAssociations = UseRecordAssociations

CredentialManager/Data/Migrations/20260216113009_AddDefaultValuesJsonToProfile.Designer.cs

@@ -0,0 +1,601 @@
+// <auto-generated />
+using System;
+using CredentialManager.Data;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+
+#nullable disable
+
+namespace CredentialManager.Data.Migrations
+{
+    [DbContext(typeof(CredentialDbContext))]
+    [Migration("20260216113009_AddDefaultValuesJsonToProfile")]
+    partial class AddDefaultValuesJsonToProfile
+    {
+        /// <inheritdoc />
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder.HasAnnotation("ProductVersion", "9.0.6");
+
+            modelBuilder.Entity("CredentialManager.Models.CredentialEntity", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("AdditionalParameters")
+                        .HasMaxLength(2000)
+                        .HasColumnType("TEXT");
+
+                    b.Property<int>("CommandTimeout")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER")
+                        .HasDefaultValue(30);
+
+                    b.Property<string>("ConnectionString")
+                        .HasMaxLength(500)
+                        .HasColumnType("TEXT");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("CreatedBy")
+                        .HasMaxLength(100)
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("DatabaseName")
+                        .HasMaxLength(100)
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("DatabaseType")
+                        .HasMaxLength(50)
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("EncryptedApiKey")
+                        .HasMaxLength(500)
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("EncryptedAuthToken")
+                        .HasMaxLength(500)
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("EncryptedPassword")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("Headers")
+                        .HasMaxLength(2000)
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("Host")
+                        .HasMaxLength(200)
+                        .HasColumnType("TEXT");
+
+                    b.Property<bool>("IgnoreSslErrors")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER")
+                        .HasDefaultValue(false);
+
+                    b.Property<bool>("IsActive")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER")
+                        .HasDefaultValue(true);
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(100)
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("OdbcDsnName")
+                        .HasMaxLength(100)
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("OdbcMode")
+                        .HasMaxLength(20)
+                        .HasColumnType("TEXT");
+
+                    b.Property<int?>("Port")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("RestServiceType")
+                        .HasMaxLength(50)
+                        .HasColumnType("TEXT");
+
+                    b.Property<int>("TimeoutSeconds")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER")
+                        .HasDefaultValue(100);
+
+                    b.Property<string>("Type")
+                        .IsRequired()
+                        .HasMaxLength(50)
+                        .HasColumnType("TEXT");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("Username")
+                        .HasMaxLength(100)
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("DatabaseType");
+
+                    b.HasIndex("IsActive");
+
+                    b.HasIndex("Name")
+                        .IsUnique();
+
+                    b.HasIndex("Type");
+
+                    b.ToTable("Credentials", (string)null);
+                });
+
+            modelBuilder.Entity("CredentialManager.Models.DataCouplerProfile", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("TEXT")
+                        .HasDefaultValueSql("CURRENT_TIMESTAMP");
+
+                    b.Property<string>("CreatedBy")
+                        .HasMaxLength(100)
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("DefaultValuesJson")
+                        .HasMaxLength(4000)
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("DeletionAction")
+                        .HasMaxLength(20)
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("DeletionMarkField")
+                        .HasMaxLength(200)
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("DeletionMarkValue")
+                        .HasMaxLength(100)
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("Description")
+                        .HasMaxLength(500)
+                        .HasColumnType("TEXT");
+
+                    b.Property<int?>("DestinationCredentialId")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("DestinationEndpoint")
+                        .HasMaxLength(500)
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("DestinationSchema")
+                        .HasMaxLength(200)
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("DestinationTable")
+                        .HasMaxLength(200)
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("DestinationType")
+                        .IsRequired()
+                        .HasMaxLength(20)
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("ExternalIdRelationshipsJson")
+                        .HasMaxLength(4000)
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("FieldMappingJson")
+                        .HasMaxLength(4000)
+                        .HasColumnType("TEXT");
+
+                    b.Property<bool>("IsActive")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER")
+                        .HasDefaultValue(true);
+
+                    b.Property<DateTime?>("LastUsedAt")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(100)
+                        .HasColumnType("TEXT");
+
+                    b.Property<int?>("SourceCredentialId")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("SourceCustomQuery")
+                        .HasMaxLength(2000)
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("SourceDatabaseName")
+                        .HasMaxLength(200)
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("SourceFilePath")
+                        .HasMaxLength(500)
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("SourceKeyField")
+                        .HasMaxLength(200)
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("SourceSchema")
+                        .HasMaxLength(200)
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("SourceTable")
+                        .HasMaxLength(200)
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("SourceType")
+                        .IsRequired()
+                        .HasMaxLength(20)
+                        .HasColumnType("TEXT");
+
+                    b.Property<bool>("SyncDeletions")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<bool>("UseRecordAssociations")
+                        .HasColumnType("INTEGER");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("CreatedAt");
+
+                    b.HasIndex("DestinationCredentialId");
+
+                    b.HasIndex("DestinationType");
+
+                    b.HasIndex("IsActive");
+
+                    b.HasIndex("LastUsedAt");
+
+                    b.HasIndex("Name")
+                        .IsUnique();
+
+                    b.HasIndex("SourceCredentialId");
+
+                    b.HasIndex("SourceType");
+
+                    b.ToTable("DataCouplerProfiles", (string)null);
+                });
+
+            modelBuilder.Entity("CredentialManager.Models.KeyAssociation", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("AdditionalInfo")
+                        .HasMaxLength(2000)
+                        .HasColumnType("TEXT");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("Data_Hash")
+                        .HasMaxLength(64)
+                        .HasColumnType("TEXT");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("TEXT");
+
+                    b.Property<bool>("DeletionSynced")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<DateTime?>("DeletionSyncedAt")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("DestinationEntity")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("DestinationId")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("DestinationKeyField")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("TEXT");
+
+                    b.Property<bool>("IsActive")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER")
+                        .HasDefaultValue(true);
+
+                    b.Property<bool>("IsSourceDeleted")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("KeyValue")
+                        .IsRequired()
+                        .HasMaxLength(500)
+                        .HasColumnType("TEXT");
+
+                    b.Property<DateTime?>("LastVerifiedAt")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("MappedDestinationField")
+                        .HasMaxLength(200)
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("RestCredentialName")
+                        .IsRequired()
+                        .HasMaxLength(100)
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("SourceKeyField")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("SourcesInfo")
+                        .HasMaxLength(2000)
+                        .HasColumnType("TEXT");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("CreatedAt");
+
+                    b.HasIndex("DestinationEntity");
+
+                    b.HasIndex("IsActive");
+
+                    b.HasIndex("KeyValue")
+                        .HasDatabaseName("IX_KeyAssociations_KeyValue");
+
+                    b.HasIndex("LastVerifiedAt");
+
+                    b.HasIndex("RestCredentialName");
+
+                    b.HasIndex("KeyValue", "DestinationEntity", "RestCredentialName")
+                        .IsUnique()
+                        .HasDatabaseName("IX_KeyAssociations_Unique");
+
+                    b.ToTable("KeyAssociations", (string)null);
+                });
+
+            modelBuilder.Entity("CredentialManager.Models.ProfileSchedule", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("CreatedBy")
+                        .HasMaxLength(100)
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("DailyTime")
+                        .HasMaxLength(10)
+                        .HasColumnType("TEXT");
+
+                    b.Property<int?>("DayOfMonth")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<int?>("DayOfWeek")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("Description")
+                        .HasMaxLength(500)
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("DestinationDatabaseOverride")
+                        .HasMaxLength(100)
+                        .HasColumnType("TEXT");
+
+                    b.Property<bool>("EnableDeletionSync")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<int>("ExecutionCount")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("IntervalUnit")
+                        .HasMaxLength(20)
+                        .HasColumnType("TEXT");
+
+                    b.Property<int?>("IntervalValue")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<bool>("IsActive")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<bool>("IsEnabled")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("LastExecutionMessage")
+                        .HasMaxLength(1000)
+                        .HasColumnType("TEXT");
+
+                    b.Property<int?>("LastExecutionRecordCount")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("LastExecutionStatus")
+                        .IsRequired()
+                        .HasMaxLength(20)
+                        .HasColumnType("TEXT");
+
+                    b.Property<DateTime?>("LastExecutionTime")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(100)
+                        .HasColumnType("TEXT");
+
+                    b.Property<DateTime?>("NextExecutionTime")
+                        .HasColumnType("TEXT");
+
+                    b.Property<int>("ProfileId")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("ScheduleType")
+                        .IsRequired()
+                        .HasMaxLength(20)
+                        .HasColumnType("TEXT");
+
+                    b.Property<DateTime?>("ScheduledDateTime")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("SourceDatabaseOverride")
+                        .HasMaxLength(100)
+                        .HasColumnType("TEXT");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ProfileId");
+
+                    b.ToTable("ProfileSchedules");
+                });
+
+            modelBuilder.Entity("CredentialManager.Models.ScheduleExecutionHistory", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("AdditionalInfo")
+                        .HasMaxLength(2000)
+                        .HasColumnType("TEXT");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("DestinationInfo")
+                        .HasMaxLength(500)
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("DestinationType")
+                        .HasMaxLength(50)
+                        .HasColumnType("TEXT");
+
+                    b.Property<DateTime?>("EndTime")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("ErrorDetails")
+                        .HasMaxLength(5000)
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("Message")
+                        .HasMaxLength(2000)
+                        .HasColumnType("TEXT");
+
+                    b.Property<int>("ProfileId")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("ProfileName")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("TEXT");
+
+                    b.Property<int>("RecordsProcessed")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<int?>("RecordsWithErrors")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<int>("ScheduleId")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("SourceInfo")
+                        .HasMaxLength(500)
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("SourceType")
+                        .HasMaxLength(50)
+                        .HasColumnType("TEXT");
+
+                    b.Property<DateTime>("StartTime")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("Status")
+                        .IsRequired()
+                        .HasMaxLength(20)
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("TriggerType")
+                        .IsRequired()
+                        .HasMaxLength(20)
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("TriggeredBy")
+                        .HasMaxLength(100)
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ProfileId");
+
+                    b.HasIndex("ScheduleId");
+
+                    b.HasIndex("StartTime");
+
+                    b.HasIndex("Status");
+
+                    b.HasIndex("TriggerType");
+
+                    b.ToTable("ScheduleExecutionHistories", (string)null);
+                });
+
+            modelBuilder.Entity("CredentialManager.Models.DataCouplerProfile", b =>
+                {
+                    b.HasOne("CredentialManager.Models.CredentialEntity", "DestinationCredential")
+                        .WithMany()
+                        .HasForeignKey("DestinationCredentialId")
+                        .OnDelete(DeleteBehavior.SetNull);
+
+                    b.HasOne("CredentialManager.Models.CredentialEntity", "SourceCredential")
+                        .WithMany()
+                        .HasForeignKey("SourceCredentialId")
+                        .OnDelete(DeleteBehavior.SetNull);
+
+                    b.Navigation("DestinationCredential");
+
+                    b.Navigation("SourceCredential");
+                });
+
+            modelBuilder.Entity("CredentialManager.Models.ProfileSchedule", b =>
+                {
+                    b.HasOne("CredentialManager.Models.DataCouplerProfile", "Profile")
+                        .WithMany()
+                        .HasForeignKey("ProfileId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Profile");
+                });
+
+            modelBuilder.Entity("CredentialManager.Models.ScheduleExecutionHistory", b =>
+                {
+                    b.HasOne("CredentialManager.Models.ProfileSchedule", "Schedule")
+                        .WithMany()
+                        .HasForeignKey("ScheduleId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Schedule");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

CredentialManager/Data/Migrations/20260216113009_AddDefaultValuesJsonToProfile.cs

@@ -0,0 +1,29 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace CredentialManager.Data.Migrations
+{
+    /// <inheritdoc />
+    public partial class AddDefaultValuesJsonToProfile : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<string>(
+                name: "DefaultValuesJson",
+                table: "DataCouplerProfiles",
+                type: "TEXT",
+                maxLength: 4000,
+                nullable: true);
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropColumn(
+                name: "DefaultValuesJson",
+                table: "DataCouplerProfiles");
+        }
+    }
+}

CredentialManager/Migrations/CredentialDbContextModelSnapshot.cs

@@ -146,6 +146,10 @@ namespace CredentialManager.Migrations
                         .HasMaxLength(100)
                         .HasColumnType("TEXT");
 
+                    b.Property<string>("DefaultValuesJson")
+                        .HasMaxLength(4000)
+                        .HasColumnType("TEXT");
+
                     b.Property<string>("DeletionAction")
                         .HasMaxLength(20)
                         .HasColumnType("TEXT");

CredentialManager/Models/DataCouplerProfile.cs

@@ -60,6 +60,11 @@ public class DataCouplerProfile
     [MaxLength(4000)]
     public string? FieldMappingJson { get; set; }
     
+    // Default values per i campi di destinazione salvati come JSON
+    // Formato: { "DestinationField": { "Value": "defaultValue", "Type": "string" } }
+    [MaxLength(4000)]
+    public string? DefaultValuesJson { get; set; }
+    
     // External ID Relationships per Salesforce salvate come JSON
     [MaxLength(4000)]
     public string? ExternalIdRelationshipsJson { get; set; }

CredentialManager/Models/DataCouplerProfileDto.cs

@@ -30,6 +30,9 @@ public class DataCouplerProfileDto
     // Mapping dei campi
     public List<FieldMappingDto>? FieldMappings { get; set; }
     
+    // Default values per campi destinazione (FieldName -> (Value, Type))
+    public Dictionary<string, (object? Value, string? Type)>? DefaultValues { get; set; }
+    
     // External ID Relationships per Salesforce
     public List<ExternalIdRelationshipDto>? ExternalIdRelationships { get; set; }
     
@@ -83,8 +86,15 @@ public class ExternalIdRelationshipDto
     public string SourceField { get; set; } = string.Empty;
 }
 
-/// <summary>
+/// <summary>/// DTO per i valori di default
-/// DTO per la visualizzazione di un profilo nella lista
+/// </summary>
+public class DefaultValueDto
+{
+    public object? Value { get; set; }
+    public string? Type { get; set; }
+}
+
+/// <summary>/// DTO per la visualizzazione di un profilo nella lista
 /// </summary>
 public class DataCouplerProfileSummaryDto
 {

CredentialManager/Models/MappingModels.cs

@@ -0,0 +1,174 @@
+using System;
+using System.Collections.Generic;
+using System.Text.Json.Serialization;
+
+namespace CredentialManager.Models
+{
+    /// <summary>
+    /// Tipo di mapping field
+    /// </summary>
+    public enum MappingType
+    {
+        /// <summary>
+        /// Mapping da campo sorgente a campo destinazione
+        /// </summary>
+        FieldMapping,
+        
+        /// <summary>
+        /// Valore di default per campo destinazione
+        /// </summary>
+        DefaultValue
+    }
+
+    /// <summary>
+    /// Rappresenta una voce di mapping che può essere:
+    /// - Un mapping da campo sorgente a campo destinazione
+    /// - Un valore di default per un campo destinazione
+    /// </summary>
+    public class FieldMappingEntry
+    {
+        /// <summary>
+        /// Tipo di mapping
+        /// </summary>
+        [JsonPropertyName("type")]
+        public MappingType Type { get; set; }
+
+        /// <summary>
+        /// Nome del campo sorgente (solo per FieldMapping)
+        /// </summary>
+        [JsonPropertyName("sourceField")]
+        public string? SourceField { get; set; }
+
+        /// <summary>
+        /// Nome del campo destinazione
+        /// </summary>
+        [JsonPropertyName("destinationField")]
+        public string DestinationField { get; set; } = string.Empty;
+
+        /// <summary>
+        /// Valore di default (solo per DefaultValue)
+        /// </summary>
+        [JsonPropertyName("defaultValue")]
+        public object? DefaultValue { get; set; }
+
+        /// <summary>
+        /// Tipo di dato del valore di default (per conversioni corrette)
+        /// Esempi: "string", "int", "decimal", "boolean", "datetime"
+        /// </summary>
+        [JsonPropertyName("defaultValueType")]
+        public string? DefaultValueType { get; set; }
+
+        /// <summary>
+        /// Crea un mapping da campo sorgente a campo destinazione
+        /// </summary>
+        public static FieldMappingEntry CreateFieldMapping(string sourceField, string destinationField)
+        {
+            return new FieldMappingEntry
+            {
+                Type = MappingType.FieldMapping,
+                SourceField = sourceField,
+                DestinationField = destinationField
+            };
+        }
+
+        /// <summary>
+        /// Crea un valore di default per un campo destinazione
+        /// </summary>
+        public static FieldMappingEntry CreateDefaultValue(string destinationField, object defaultValue, string? valueType = null)
+        {
+            return new FieldMappingEntry
+            {
+                Type = MappingType.DefaultValue,
+                DestinationField = destinationField,
+                DefaultValue = defaultValue,
+                DefaultValueType = valueType ?? InferValueType(defaultValue)
+            };
+        }
+
+        /// <summary>
+        /// Determina automaticamente il tipo del valore
+        /// </summary>
+        private static string InferValueType(object? value)
+        {
+            if (value == null) return "string";
+
+            return value switch
+            {
+                string _ => "string",
+                int _ => "int",
+                long _ => "long",
+                decimal _ => "decimal",
+                double _ => "double",
+                float _ => "float",
+                bool _ => "boolean",
+                DateTime _ => "datetime",
+                DateTimeOffset _ => "datetimeoffset",
+                _ => "string"
+            };
+        }
+
+        /// <summary>
+        /// Ottiene una descrizione user-friendly del mapping
+        /// </summary>
+        public string GetDescription()
+        {
+            return Type switch
+            {
+                MappingType.FieldMapping => $"{SourceField} → {DestinationField}",
+                MappingType.DefaultValue => $"{DestinationField} = {DefaultValue ?? "null"} ({DefaultValueType})",
+                _ => "Unknown"
+            };
+        }
+    }
+
+    /// <summary>
+    /// Helper per la conversione tra vecchio formato (Dictionary) e nuovo formato (FieldMappingEntry)
+    /// </summary>
+    public static class MappingConverter
+    {
+        /// <summary>
+        /// Converte il vecchio formato Dictionary in lista di FieldMappingEntry
+        /// </summary>
+        public static List<FieldMappingEntry> FromDictionary(Dictionary<string, string> oldMappings)
+        {
+            var entries = new List<FieldMappingEntry>();
+            
+            foreach (var mapping in oldMappings)
+            {
+                entries.Add(FieldMappingEntry.CreateFieldMapping(mapping.Key, mapping.Value));
+            }
+            
+            return entries;
+        }
+
+        /// <summary>
+        /// Converte una lista di FieldMappingEntry nel vecchio formato Dictionary (solo field mappings)
+        /// </summary>
+        public static Dictionary<string, string> ToDictionary(List<FieldMappingEntry> entries)
+        {
+            var dictionary = new Dictionary<string, string>();
+            
+            foreach (var entry in entries.Where(e => e.Type == MappingType.FieldMapping && !string.IsNullOrEmpty(e.SourceField)))
+            {
+                dictionary[entry.SourceField!] = entry.DestinationField;
+            }
+            
+            return dictionary;
+        }
+
+        /// <summary>
+        /// Ottiene solo i valori di default da una lista di entries
+        /// </summary>
+        public static Dictionary<string, (object? Value, string? Type)> GetDefaultValues(List<FieldMappingEntry> entries)
+        {
+            var defaults = new Dictionary<string, (object?, string?)>();
+            
+            foreach (var entry in entries.Where(e => e.Type == MappingType.DefaultValue))
+            {
+                defaults[entry.DestinationField] = (entry.DefaultValue, entry.DefaultValueType);
+            }
+            
+            return defaults;
+        }
+    }
+}

CredentialManager/Services/DataCouplerProfileService.cs

@@ -216,6 +216,7 @@ public class DataCouplerProfileService : IDataCouplerProfileService
         });
     }
 
+    /// <summary>
     /// <summary>
     /// Deserializza il JSON delle External ID Relationships
     /// </summary>
@@ -236,6 +237,64 @@ public class DataCouplerProfileService : IDataCouplerProfileService
             return new List<ExternalIdRelationshipDto>();
         }
     }
+    
+    /// <summary>
+    /// Serializza i default values in JSON
+    /// </summary>
+    public string SerializeDefaultValues(Dictionary<string, (object? Value, string? Type)>? defaultValues)
+    {
+        if (defaultValues == null || !defaultValues.Any())
+            return string.Empty;
+
+        // Converti in un formato serializzabile (Dictionary<string, DefaultValueDto>)
+        var serializable = new Dictionary<string, DefaultValueDto>();
+        foreach (var entry in defaultValues)
+        {
+            serializable[entry.Key] = new DefaultValueDto
+            {
+                Value = entry.Value.Value,
+                Type = entry.Value.Type
+            };
+        }
+
+        return JsonSerializer.Serialize(serializable, new JsonSerializerOptions 
+        { 
+            PropertyNamingPolicy = JsonNamingPolicy.CamelCase 
+        });
+    }
+
+    /// <summary>
+    /// Deserializza il JSON dei default values
+    /// </summary>
+    public Dictionary<string, (object? Value, string? Type)> DeserializeDefaultValues(string? json)
+    {
+        if (string.IsNullOrWhiteSpace(json))
+            return new Dictionary<string, (object?, string?)>();
+
+        try
+        {
+            var deserialized = JsonSerializer.Deserialize<Dictionary<string, DefaultValueDto>>(json, new JsonSerializerOptions 
+            { 
+                PropertyNamingPolicy = JsonNamingPolicy.CamelCase 
+            });
+
+            if (deserialized == null)
+                return new Dictionary<string, (object?, string?)>();
+
+            // Converti nel formato tuple
+            var result = new Dictionary<string, (object?, string?)>();
+            foreach (var entry in deserialized)
+            {
+                result[entry.Key] = (entry.Value.Value, entry.Value.Type);
+            }
+
+            return result;
+        }
+        catch
+        {
+            return new Dictionary<string, (object?, string?)>();
+        }
+    }
 
     /// <summary>
     /// Converte un DataCouplerProfile in DTO
@@ -262,6 +321,7 @@ public class DataCouplerProfileService : IDataCouplerProfileService
             DestinationTable = profile.DestinationTable,
             DestinationEndpoint = profile.DestinationEndpoint,
             FieldMappings = DeserializeFieldMappings(profile.FieldMappingJson),
+            DefaultValues = DeserializeDefaultValues(profile.DefaultValuesJson),
             ExternalIdRelationships = DeserializeExternalIdRelationships(profile.ExternalIdRelationshipsJson),
             SourceKeyField = profile.SourceKeyField,
             UseRecordAssociations = profile.UseRecordAssociations
@@ -291,6 +351,7 @@ public class DataCouplerProfileService : IDataCouplerProfileService
             DestinationTable = dto.DestinationTable,
             DestinationEndpoint = dto.DestinationEndpoint,
             FieldMappingJson = SerializeFieldMappings(dto.FieldMappings),
+            DefaultValuesJson = SerializeDefaultValues(dto.DefaultValues),
             ExternalIdRelationshipsJson = SerializeExternalIdRelationships(dto.ExternalIdRelationships),
             SourceKeyField = dto.SourceKeyField,
             UseRecordAssociations = dto.UseRecordAssociations,

Data_Coupler/Pages/DataCoupler.razor

@@ -920,23 +920,80 @@
                             <!-- Colonna Centrale: Controlli Mapping -->
                             <div class="col-2 text-center">
                                 <div class="d-flex flex-column justify-content-center h-100">
-                                    <button class="btn btn-success mb-2" @onclick="CreateMapping" 
+                                    <!-- Toggle tra Mapping e Default Value -->
-                                            disabled="@(string.IsNullOrEmpty(selectedDbColumn) || string.IsNullOrEmpty(selectedRestProperty))">
+                                    <div class="btn-group mb-3" role="group">
-                                        <i class="fas fa-arrow-right"></i>
+                                        <button type="button" 
-                                        <small class="d-block">Map</small>
+                                                class="btn btn-sm @(isAddingDefaultValue ? "btn-outline-primary" : "btn-primary")"
-                                    </button>
+                                                @onclick="@(() => isAddingDefaultValue = false)">
-                                    <button class="btn btn-danger mb-2" @onclick="RemoveMapping"
+                                            <i class="fas fa-arrows-alt-h"></i>
-                                            disabled="@(string.IsNullOrEmpty(selectedDbColumn) || !fieldMappings.ContainsKey(selectedDbColumn))">
+                                            <small class="d-block">Mapping</small>
-                                        <i class="fas fa-times"></i>
+                                        </button>
-                                        <small class="d-block">Remove</small>
+                                        <button type="button" 
-                                    </button>
+                                                class="btn btn-sm @(isAddingDefaultValue ? "btn-warning" : "btn-outline-warning")"
-                                    <button class="btn btn-warning mb-2" @onclick="AutoMapFields">
+                                                @onclick="@(() => isAddingDefaultValue = true)">
-                                        <i class="fas fa-magic"></i>
+                                            <i class="fas fa-file-alt"></i>
-                                        <small class="d-block">Auto</small>
+                                            <small class="d-block">Default</small>
-                                    </button>
+                                        </button>
+                                    </div>
+                                    
+                                    <!-- Controlli per Mapping Normale -->
+                                    @if (!isAddingDefaultValue)
+                                    {
+                                        <button class="btn btn-success mb-2" @onclick="CreateMapping" 
+                                                disabled="@(string.IsNullOrEmpty(selectedDbColumn) || string.IsNullOrEmpty(selectedRestProperty))">
+                                            <i class="fas fa-arrow-right"></i>
+                                            <small class="d-block">Map</small>
+                                        </button>
+                                        <button class="btn btn-danger mb-2" @onclick="RemoveMapping"
+                                                disabled="@(string.IsNullOrEmpty(selectedDbColumn) || !fieldMappings.ContainsKey(selectedDbColumn))">
+                                            <i class="fas fa-times"></i>
+                                            <small class="d-block">Remove</small>
+                                        </button>
+                                        <button class="btn btn-warning mb-2" @onclick="AutoMapFields">
+                                            <i class="fas fa-magic"></i>
+                                            <small class="d-block">Auto</small>
+                                        </button>
+                                    }
+                                    else
+                                    {
+                                        <!-- Controlli per Default Value -->
+                                        <div class="mb-2">
+                                            <small class="text-muted d-block mb-1">Tipo Valore:</small>
+                                            <select class="form-select form-select-sm mb-2" @bind="defaultValueType">
+                                                <option value="string">String</option>
+                                                <option value="int">Integer</option>
+                                                <option value="decimal">Decimal</option>
+                                                <option value="boolean">Boolean</option>
+                                                <option value="datetime">DateTime</option>
+                                            </select>
+                                            <input type="text" class="form-control form-control-sm mb-2" 
+                                                   placeholder="Valore default..." 
+                                                   @bind="defaultValueInput" />
+                                            <small class="text-muted d-block mb-2">
+                                                @if (defaultValueType == "datetime")
+                                                {
+                                                    <span>Es: @DateTime.Now.ToString("yyyy-MM-dd")</span>
+                                                }
+                                                else if (defaultValueType == "boolean")
+                                                {
+                                                    <span>Es: true o false</span>
+                                                }
+                                                else if (defaultValueType == "decimal")
+                                                {
+                                                    <span>Es: 100.50</span>
+                                                }
+                                            </small>
+                                        </div>
+                                        <button class="btn btn-warning mb-2" @onclick="CreateDefaultValue" 
+                                                disabled="@(string.IsNullOrEmpty(selectedRestProperty) || string.IsNullOrEmpty(defaultValueInput))">
+                                            <i class="fas fa-check"></i>
+                                            <small class="d-block">Set Default</small>
+                                        </button>
+                                    }
+                                    
                                     <button class="btn btn-secondary" @onclick="ClearAllMappings">
                                         <i class="fas fa-trash"></i>
-                                        <small class="d-block">Clear</small>
+                                        <small class="d-block">Clear All</small>
                                     </button>
                                 </div>
                             </div>
@@ -965,6 +1022,10 @@
                                                         {
                                                             <span class="badge bg-success">Mapped</span>
                                                         }
+                                                        @if (defaultValues.ContainsKey(property.Name))
+                                                        {
+                                                            <span class="badge bg-warning text-dark">Default</span>
+                                                        }
                                                     </div>
                                                 </div>
                                             </a>
@@ -1087,11 +1148,11 @@
                             </div>
                         }
                         
-                        <!-- Sezione Mappature Correnti -->                        @if (fieldMappings.Any())
+                        <!-- Sezione Mappature Correnti -->                        @if (fieldMappings.Any() || defaultValues.Any())
                         {
                             <div class="mt-4">
                                 <div class="d-flex justify-content-between align-items-center">
-                                    <h6>Mappature Correnti (@fieldMappings.Count)</h6>
+                                    <h6>Configurazione Mapping (@(fieldMappings.Count + defaultValues.Count) totali)</h6>
                                     @if (keyFields.Any())
                                     {
                                         <small class="text-info">
@@ -1099,44 +1160,101 @@
                                         </small>
                                     }
                                 </div>
-                                <div class="table-responsive">
+                                
-                                    <table class="table table-sm table-striped">
+                                <!-- Tabella Mapping Campi -->
-                                        <thead>
+                                @if (fieldMappings.Any())
-                                            <tr>
+                                {
-                                                <th>Campo Database</th>
+                                    <div class="card mb-3">
-                                                <th>Tipo DB</th>
+                                        <div class="card-header bg-light">
-                                                <th>→</th>
+                                            <i class="fas fa-arrows-alt-h"></i> <strong>Field Mappings</strong> (@fieldMappings.Count)
-                                                <th>Proprietà REST</th>
+                                        </div>
-                                                <th>Tipo REST</th>
+                                        <div class="card-body p-0">
-                                                <th>Azioni</th>
+                                            <div class="table-responsive">
-                                            </tr>
+                                                <table class="table table-sm table-striped mb-0">
-                                        </thead>
+                                                    <thead>
-                                        <tbody>
+                                                        <tr>
-                                            @foreach (var mapping in fieldMappings)
+                                                            <th>Campo Sorgente</th>
-                                            {
+                                                            <th>Tipo Sorgente</th>
-                                                DbColumnInfo? dbColumn = null;
+                                                            <th>→</th>
-                                                if (selectedSourceType == "database" && !string.IsNullOrEmpty(selectedTable))
+                                                            <th>Campo Destinazione</th>
-                                                {
+                                                            <th>Tipo Destinazione</th>
-                                                    dbColumn = databaseTables.ContainsKey(selectedTable) ? 
+                                                            <th>Azioni</th>
-                                                        databaseTables[selectedTable].FirstOrDefault(c => c.Name == mapping.Key) : null;
+                                                        </tr>
-                                                }
+                                                    </thead>
-                                                var restProperty = restEntityDetails?.Properties.FirstOrDefault(p => p.Name == mapping.Value);
+                                                    <tbody>
-                                                <tr>
+                                                        @foreach (var mapping in fieldMappings)
-                                                    <td><strong>@mapping.Key</strong></td>
+                                                        {
-                                                    <td><small class="text-muted">@(dbColumn?.DataType ?? (selectedSourceType == "file" ? "Text" : "Unknown"))</small></td>
+                                                            DbColumnInfo? dbColumn = null;
-                                                    <td><i class="fas fa-arrow-right text-success"></i></td>
+                                                            if (selectedSourceType == "database" && !string.IsNullOrEmpty(selectedTable))
-                                                    <td><strong>@mapping.Value</strong></td>
+                                                            {
-                                                    <td><small class="text-muted">@(restProperty?.Type ?? "Unknown")</small></td>
+                                                                dbColumn = databaseTables.ContainsKey(selectedTable) ? 
-                                                    <td>
+                                                                    databaseTables[selectedTable].FirstOrDefault(c => c.Name == mapping.Key) : null;
-                                                        <button class="btn btn-sm btn-danger" @onclick="@(() => RemoveSpecificMapping(mapping.Key))">
+                                                            }
-                                                            <i class="fas fa-trash"></i>
+                                                            var restProperty = restEntityDetails?.Properties.FirstOrDefault(p => p.Name == mapping.Value);
-                                                        </button>
+                                                            <tr>
-                                                    </td>
+                                                                <td><strong>@mapping.Key</strong></td>
-                                                </tr>
+                                                                <td><small class="text-muted">@(dbColumn?.DataType ?? (selectedSourceType == "file" ? "Text" : "Unknown"))</small></td>
-                                            }
+                                                                <td><i class="fas fa-arrow-right text-success"></i></td>
-                                        </tbody>
+                                                                <td><strong>@mapping.Value</strong></td>
-                                    </table>
+                                                                <td><small class="text-muted">@(restProperty?.Type ?? "Unknown")</small></td>
-                                </div>
+                                                                <td>
+                                                                    <button class="btn btn-sm btn-danger" @onclick="@(() => RemoveSpecificMapping(mapping.Key))">
+                                                                        <i class="fas fa-trash"></i>
+                                                                    </button>
+                                                                </td>
+                                                            </tr>
+                                                        }
+                                                    </tbody>
+                                                </table>
+                                            </div>
+                                        </div>
+                                    </div>
+                                }
+                                
+                                <!-- Tabella Default Values -->
+                                @if (defaultValues.Any())
+                                {
+                                    <div class="card mb-3">
+                                        <div class="card-header bg-warning text-dark">
+                                            <i class="fas fa-file-alt"></i> <strong>Default Values</strong> (@defaultValues.Count)
+                                        </div>
+                                        <div class="card-body p-0">
+                                            <div class="table-responsive">
+                                                <table class="table table-sm table-striped mb-0">
+                                                    <thead>
+                                                        <tr>
+                                                            <th>Campo Destinazione</th>
+                                                            <th>Valore Default</th>
+                                                            <th>Tipo Valore</th>
+                                                            <th>Tipo Campo REST</th>
+                                                            <th>Azioni</th>
+                                                        </tr>
+                                                    </thead>
+                                                    <tbody>
+                                                        @foreach (var defaultValue in defaultValues)
+                                                        {
+                                                            var restProperty = restEntityDetails?.Properties.FirstOrDefault(p => p.Name == defaultValue.Key);
+                                                            var (value, valueType) = defaultValue.Value;
+                                                            <tr>
+                                                                <td><strong>@defaultValue.Key</strong></td>
+                                                                <td><code>@(value?.ToString() ?? "null")</code></td>
+                                                                <td>
+                                                                    <span class="badge bg-info">@valueType</span>
+                                                                </td>
+                                                                <td><small class="text-muted">@(restProperty?.Type ?? "Unknown")</small></td>
+                                                                <td>
+                                                                    <button class="btn btn-sm btn-danger" @onclick="@(() => RemoveDefaultValue(defaultValue.Key))">
+                                                                        <i class="fas fa-trash"></i>
+                                                                    </button>
+                                                                </td>
+                                                            </tr>
+                                                        }
+                                                    </tbody>
+                                                </table>
+                                            </div>
+                                        </div>
+                                    </div>
+                                }
                             </div>
                         }
 
@@ -1314,6 +1432,7 @@
                                                   DestinationCredentialName="@selectedRestCredential"
                                                   DestinationEndpoint="@selectedRestEntity?.Name"
                                                   FieldMappings="@GetCurrentFieldMappings()"
+                                                  DefaultValues="@defaultValues"
                                                   ExternalIdRelationships="@externalIdRelationships"
                                                   SourceKeyField="@sourceKeyField"
                                                   UseRecordAssociations="@useRecordAssociations"

Data_Coupler/Pages/DataCoupler.razor.cs

@@ -51,10 +51,18 @@ public partial class DataCoupler : ComponentBase
         (int)Math.Ceiling((double)fileData[sheetName].Count / pageSize) : 0;
 
     // Mapping campi
-    private Dictionary<string, string> fieldMappings = new(); // DbColumn -> RestProperty
+    private Dictionary<string, string> fieldMappings = new(); // DbColumn -> RestProperty (legacy)
+    private List<FieldMappingEntry> fieldMappingEntries = new(); // New system: supporta sia mapping che default values
+    private Dictionary<string, (object? Value, string? Type)> defaultValues = new(); // DestinationField -> (DefaultValue, Type)
     private HashSet<string> keyFields = new(); // REST properties marked as keys
     private string selectedDbColumn = "";
     
+    // UI per configurazione mapping/default value
+    private bool isAddingDefaultValue = false; // Toggle tra mapping normale e default value
+    private string defaultValueField = ""; // Campo destinazione per default value
+    private string defaultValueInput = ""; // Input utente per default value
+    private string defaultValueType = "string"; // Tipo del default value (string, int, decimal, boolean, datetime)
+    
     // External ID Relationships (Salesforce)
     private List<ExternalIdRelationshipDto> externalIdRelationships = new();
     private string selectedRelationshipObject = "";
@@ -345,11 +353,13 @@ public partial class DataCoupler : ComponentBase
 
                     // Applica i mapping
                     fieldMappings.Clear();
+                    fieldMappingEntries.Clear();
                     keyFields.Clear();
 
                     foreach (var mapping in mappings)
                     {
                         fieldMappings[mapping.SourceField] = mapping.DestinationField;
+                        fieldMappingEntries.Add(FieldMappingEntry.CreateFieldMapping(mapping.SourceField, mapping.DestinationField));
                         if (mapping.IsKey)
                         {
                             keyFields.Add(mapping.DestinationField);
@@ -370,6 +380,42 @@ public partial class DataCoupler : ComponentBase
             {
                 Logger.LogInformation("Nessun mapping campi da applicare");
             }
+            
+            // Step 4.5: Applica default values se disponibili
+            if (!string.IsNullOrEmpty(profile.DefaultValuesJson))
+            {
+                Logger.LogInformation("Step 4.5 - Applicazione default values...");
+                try
+                {
+                    var deserializedDefaults = System.Text.Json.JsonSerializer.Deserialize<Dictionary<string, DefaultValueDto>>(
+                        profile.DefaultValuesJson,
+                        new System.Text.Json.JsonSerializerOptions { PropertyNamingPolicy = System.Text.Json.JsonNamingPolicy.CamelCase });
+
+                    if (deserializedDefaults != null)
+                    {
+                        defaultValues.Clear();
+                        
+                        foreach (var entry in deserializedDefaults)
+                        {
+                            defaultValues[entry.Key] = (entry.Value.Value, entry.Value.Type);
+                            fieldMappingEntries.Add(FieldMappingEntry.CreateDefaultValue(entry.Key, entry.Value.Value, entry.Value.Type));
+                            
+                            Logger.LogInformation("Default value applicato: {Field} = {Value} ({Type})",
+                                entry.Key, entry.Value.Value, entry.Value.Type);
+                        }
+                        
+                        Logger.LogInformation("Default values applicati - Totale: {Count}", defaultValues.Count);
+                    }
+                }
+                catch (Exception ex)
+                {
+                    Logger.LogWarning(ex, "Errore nel caricamento dei default values dal profilo");
+                }
+            }
+            else
+            {
+                Logger.LogInformation("Nessun default value da applicare");
+            }
 
             // Step 5: Applica configurazione chiave sorgente
             if (!string.IsNullOrEmpty(profile.SourceKeyField))
@@ -721,6 +767,8 @@ public partial class DataCoupler : ComponentBase
         ResetSourceState();
         ResetDestinationState();
         fieldMappings.Clear();
+        fieldMappingEntries.Clear();
+        defaultValues.Clear();
         keyFields.Clear();
         externalIdRelationships.Clear(); // Reset relazioni
         transferResults.Clear();
@@ -1328,6 +1376,17 @@ public partial class DataCoupler : ComponentBase
         // Crea il nuovo mapping
         fieldMappings[selectedDbColumn] = selectedRestProperty;
 
+        // Aggiorna anche la lista FieldMappingEntries
+        var existingEntry = fieldMappingEntries.FirstOrDefault(e => 
+            e.Type == CredentialManager.Models.MappingType.FieldMapping && e.SourceField == selectedDbColumn);
+        
+        if (existingEntry != null)
+        {
+            fieldMappingEntries.Remove(existingEntry);
+        }
+        
+        fieldMappingEntries.Add(FieldMappingEntry.CreateFieldMapping(selectedDbColumn, selectedRestProperty));
+
         Logger.LogInformation("Creato mapping: {DbColumn} -> {RestProperty}", selectedDbColumn, selectedRestProperty);
 
         // Deseleziona i campi
@@ -1335,14 +1394,108 @@ public partial class DataCoupler : ComponentBase
         selectedRestProperty = "";
     }
 
+    private void CreateDefaultValue()
+    {
+        if (string.IsNullOrEmpty(selectedRestProperty) || string.IsNullOrEmpty(defaultValueInput))
+            return;
+
+        try
+        {
+            // Converti il valore nel tipo appropriato
+            object? convertedValue = ConvertDefaultValue(defaultValueInput, defaultValueType);
+
+            // Rimuovi eventuale default value esistente per questo campo
+            if (defaultValues.ContainsKey(selectedRestProperty))
+            {
+                defaultValues.Remove(selectedRestProperty);           
+            }
+
+            // Rimuovi anche dalla lista entries
+            var existingEntry = fieldMappingEntries.FirstOrDefault(e => 
+                e.Type == CredentialManager.Models.MappingType.DefaultValue && e.DestinationField == selectedRestProperty);
+            
+            if (existingEntry != null)
+            {
+                fieldMappingEntries.Remove(existingEntry);
+            }
+
+            // Aggiungi il nuovo default value
+            defaultValues[selectedRestProperty] = (convertedValue, defaultValueType);
+            fieldMappingEntries.Add(FieldMappingEntry.CreateDefaultValue(selectedRestProperty, convertedValue, defaultValueType));
+
+            Logger.LogInformation("Creato default value: {RestProperty} = {Value} ({Type})", 
+                selectedRestProperty, convertedValue, defaultValueType);
+
+            // Reset campi
+            selectedRestProperty = "";
+            defaultValueInput = "";
+            isAddingDefaultValue = false;
+        }
+        catch (Exception ex)
+        {
+            Logger.LogError(ex, "Errore nella conversione del valore di default");
+            transferMessage = $"Errore: {ex.Message}";
+            transferMessageType = "error";
+        }
+    }
+
+    private object? ConvertDefaultValue(string input, string type)
+    {
+        if (string.IsNullOrEmpty(input))
+            return null;
+
+        return type.ToLower() switch
+        {
+            "string" => input,
+            "int" => int.Parse(input),
+            "long" => long.Parse(input),
+            "decimal" => decimal.Parse(input, System.Globalization.CultureInfo.InvariantCulture),
+            "double" => double.Parse(input, System.Globalization.CultureInfo.InvariantCulture),
+            "float" => float.Parse(input, System.Globalization.CultureInfo.InvariantCulture),
+            "boolean" => bool.Parse(input),
+            "datetime" => DateTime.Parse(input),
+            "datetimeoffset" => DateTimeOffset.Parse(input),
+            _ => input
+        };
+    }
+
     private void RemoveMapping()
     {
         if (string.IsNullOrEmpty(selectedDbColumn) || !fieldMappings.ContainsKey(selectedDbColumn))
             return;
 
         fieldMappings.Remove(selectedDbColumn);
+        
+        // Rimuovi anche dalla lista entries
+        var entry = fieldMappingEntries.FirstOrDefault(e => 
+            e.Type == CredentialManager.Models.MappingType.FieldMapping && e.SourceField == selectedDbColumn);
+        if (entry != null)
+        {
+            fieldMappingEntries.Remove(entry);
+        }
+        
         Logger.LogInformation("Rimosso mapping per campo: {DbColumn}", selectedDbColumn);
     }
+    
+    private void RemoveDefaultValue(string destinationField)
+    {
+        if (defaultValues.ContainsKey(destinationField))
+        {
+            defaultValues.Remove(destinationField);
+            
+            // Rimuovi anche dalla lista entries
+            var entry = fieldMappingEntries.FirstOrDefault(e => 
+                e.Type == CredentialManager.Models.MappingType.DefaultValue && e.DestinationField == destinationField);
+            if (entry != null)
+            {
+                fieldMappingEntries.Remove(entry);
+            }
+            
+            Logger.LogInformation("Rimosso default value per campo: {Field}", destinationField);
+            StateHasChanged();
+        }
+    }
+
     private void RemoveSpecificMapping(string dbColumn)
     {
         if (fieldMappings.ContainsKey(dbColumn))
@@ -1351,20 +1504,22 @@ public partial class DataCoupler : ComponentBase
             Logger.LogInformation("Rimosso mapping specifico per campo: {DbColumn}", dbColumn);
         }
     }
-            Logger.LogInformation("Rimosso mapping specifico per campo: {DbColumn}", dbColumn);
-        }
-    }
 
     private void ClearAllMappings()
     {
         fieldMappings.Clear();
+        fieldMappingEntries.Clear();
+        defaultValues.Clear();
         selectedDbColumn = "";
         selectedRestProperty = "";
         sourceKeyField = "";
         transferMessage = "";
         transferMessageType = "";
+        isAddingDefaultValue = false;
+        defaultValueField = "";
+        defaultValueInput = "";
         externalIdRelationships.Clear(); // Pulisce anche le relazioni
-        Logger.LogInformation("Tutti i mapping e le configurazioni sono stati cancellati");
+        Logger.LogInformation("Tutti i mapping, default values e le configurazioni sono stati cancellati");
     }
     
     // External ID Relationships Methods
@@ -2108,6 +2263,7 @@ public partial class DataCoupler : ComponentBase
             .Select(r => r.SourceField)
             .ToHashSet();
 
+        // STEP 1: Applica i mapping normali (campo sorgente -> campo destinazione)
         foreach (var mapping in fieldMappings)
         {
             string dbColumn = mapping.Key;
@@ -2134,7 +2290,29 @@ public partial class DataCoupler : ComponentBase
             }
         }
 
-        // Aggiungi External ID Relationships (per Salesforce)
+        // STEP 2: Applica i valori di default per i campi NON ancora popolati
+        foreach (var defaultValue in defaultValues)
+        {
+            string destinationField = defaultValue.Key;
+            var (value, valueType) = defaultValue.Value;
+
+            // Applica il default value solo se il campo non è già stato popolato dal mapping
+            if (!restData.ContainsKey(destinationField))
+            {
+                if (value != null)
+                {
+                    restData[destinationField] = value;
+                    Logger.LogDebug("Applicato default value: {Field} = {Value} ({Type})", 
+                        destinationField, value, valueType);
+                }
+            }
+            else
+            {
+                Logger.LogDebug("Campo {Field} già popolato da mapping, default value ignorato", destinationField);
+            }
+        }
+
+        // STEP 3: Aggiungi External ID Relationships (per Salesforce)
         if (externalIdRelationships.Any())
         {
             foreach (var relationship in externalIdRelationships)
@@ -2163,9 +2341,10 @@ public partial class DataCoupler : ComponentBase
             }
         }
 
-        Logger.LogDebug("Record trasformato: {DbColumns} → {RestProperties}",
+        Logger.LogDebug("Record trasformato: {DbColumns} → {RestProperties} (inclusi {DefaultCount} default values)",
             string.Join(", ", dbRecord.Keys),
-            string.Join(", ", restData.Keys));
+            string.Join(", ", restData.Keys),
+            defaultValues.Count(dv => restData.ContainsKey(dv.Key)));
 
         return restData;
     }