1 files changed, 44 insertions, 0 deletions
diff --git a/dropped/docker/crupest-api/CrupestApi/CrupestApi.Commons/Crud/Migrations/DatabaseMigrator.cs b/dropped/docker/crupest-api/CrupestApi/CrupestApi.Commons/Crud/Migrations/DatabaseMigrator.cs
new file mode 100644
index 0000000..f1ae616
--- /dev/null
+++ b/dropped/docker/crupest-api/CrupestApi/CrupestApi.Commons/Crud/Migrations/DatabaseMigrator.cs
@@ -0,0 +1,44 @@
+using System.Data;
+
+namespace CrupestApi.Commons.Crud.Migrations;
+
+public class TableColumn
+{
+    public TableColumn(string name, string type, bool notNull, int primaryKey)
+    {
+        Name = name;
+        Type = type;
+        NotNull = notNull;
+        PrimaryKey = primaryKey;
+    }
+
+    public string Name { get; set; }
+    public string Type { get; set; }
+    public bool NotNull { get; set; }
+
+    /// <summary>
+    /// 0 if not primary key. 1-based index if in primary key.
+    /// </summary>
+    public int PrimaryKey { get; set; }
+}
+
+public class Table
+{
+    public Table(string name)
+    {
+        Name = name;
+    }
+
+    public string Name { get; set; }
+    public List<TableColumn> Columns { get; set; } = new List<TableColumn>();
+}
+
+public interface IDatabaseMigrator
+{
+    Table? GetTable(IDbConnection dbConnection, string tableName);
+    Table ConvertTableInfoToTable(TableInfo tableInfo);
+    string GenerateCreateTableColumnSqlSegment(TableColumn column);
+    string GenerateCreateTableSql(string tableName, IEnumerable<TableColumn> columns);
+    bool NeedMigrate(IDbConnection dbConnection, TableInfo tableInfo);
+    void AutoMigrate(IDbConnection dbConnection, TableInfo tableInfo);
+}