drop table context menu

packages/tools/src/alterPlan.ts

@@ -246,6 +246,16 @@ export class AlterPlan {
         return res;
       }
 
+      if (op.operationType == 'dropTable') {
+        return [
+          ...(op.oldObject.dependencies || []).map(oldObject => ({
+            operationType: 'dropConstraint',
+            oldObject,
+          })),
+          op,
+        ];
+      }
+
       return [op];
     });
 
@@ -371,6 +381,9 @@ export function runAlterOperation(op: AlterOperation, processor: AlterProcessor)
     case 'dropColumn':
       processor.dropColumn(op.oldObject);
       break;
+    case 'dropTable':
+      processor.dropTable(op.oldObject);
+      break;
     case 'changeConstraint':
       processor.changeConstraint(op.oldObject, op.newObject);
       break;

packages/tools/src/diffTools.ts

@@ -285,6 +285,34 @@ export function createAlterTablePlan(
   return plan;
 }
 
+export function createAlterDatabasePlan(
+  oldDb: DatabaseInfo,
+  newDb: DatabaseInfo,
+  opts: DbDiffOptions,
+  db: DatabaseInfo,
+  driver: EngineDriver
+): AlterPlan {
+  const plan = new AlterPlan(db, driver.dialect);
+
+  for (const objectTypeField of ['tables']) {
+    for (const oldobj of oldDb[objectTypeField]) {
+      const newobj = newDb[objectTypeField].find(x => x.pairingId == oldobj.pairingId);
+      if (objectTypeField == 'tables') {
+        if (newobj == null) plan.dropTable(oldobj);
+        else planAlterTable(plan, oldobj, newobj, opts);
+      }
+    }
+    for (const newobj of newDb[objectTypeField]) {
+      const oldobj = oldDb[objectTypeField].find(x => x.pairingId == newobj.pairingId);
+      if (objectTypeField == 'tables') {
+        if (newobj == null) plan.createTable(newobj);
+      }
+    }
+  }
+  plan.transformPlan();
+  return plan;
+}
+
 export function getAlterTableScript(
   oldTable: TableInfo,
   newTable: TableInfo,
@@ -294,6 +322,19 @@ export function getAlterTableScript(
 ): string {
   const plan = createAlterTablePlan(oldTable, newTable, opts, db, driver);
   const dmp = driver.createDumper();
-  plan.run(dmp );
+  plan.run(dmp);
+  return dmp.s;
+}
+
+export function getAlterDatabaseScript(
+  oldDb: DatabaseInfo,
+  newDb: DatabaseInfo,
+  opts: DbDiffOptions,
+  db: DatabaseInfo,
+  driver: EngineDriver
+): string {
+  const plan = createAlterDatabasePlan(oldDb, newDb, opts, db, driver);
+  const dmp = driver.createDumper();
+  plan.run(dmp);
   return dmp.s;
 }