sql tree refactor

packages/sqltree/src/dumpSqlCommand.ts

@@ -0,0 +1,29 @@
+import { SqlDumper } from "@dbgate/types";
+import { Command, Select } from "./types";
+
+export function dumpSqlSelect(dmp: SqlDumper, select: Select) {
+  dmp.put("^select ");
+  if (select.topRecords) {
+    dmp.put("^top %s ", select.topRecords);
+  }
+  if (select.distinct) {
+    dmp.put("^distinct ");
+  }
+  if (select.selectAll) {
+    dmp.put("* ");
+  } else {
+    // TODO
+  }
+  dmp.put("^from %f ", select.from);
+  if (select.range) {
+    dmp.put("^limit %s ^offset %s ", select.range.limit, select.range.offset);
+  }
+}
+
+export function dumpSqlCommand(dmp: SqlDumper, command: Command) {
+  switch (command.commandType) {
+    case "select":
+      dumpSqlSelect(dmp, command as Select);
+      break;
+  }
+}