fix: close sms scheduling and billing gaps

api/src/send-chain/client-send-chain.controller.ts

@@ -1,7 +1,7 @@
 import { Body, Controller, Get, Param, Post, Query } from '@nestjs/common';
 import { ApiTags } from '@nestjs/swagger';
 import { TenantId } from '../common/tenant-id.decorator';
-import { CreateBatchTaskDto, SendChainService } from './send-chain.service';
+import { ConfirmImportDto, CreateBatchTaskDto, ImportPreviewDto, SendChainService } from './send-chain.service';
 
 @ApiTags('client-send-chain')
 @Controller('client/send')
@@ -13,6 +13,16 @@ export class ClientSendChainController {
     return this.sendChain.createBatchTask(body);
   }
 
+  @Post('imports/preview')
+  previewImport(@Body() body: ImportPreviewDto) {
+    return this.sendChain.previewImport(body);
+  }
+
+  @Post('imports/confirm')
+  confirmImport(@Body() body: ConfirmImportDto) {
+    return this.sendChain.confirmImport(body);
+  }
+
   @Get('batch-tasks')
   listBatchTasks(@TenantId() tenantId?: string, @Query('status') status?: string) {
     return this.sendChain.listBatchTasks(tenantId, status);
@@ -27,5 +37,9 @@ export class ClientSendChainController {
   listTaskMessages(@Param('id') taskId: string) {
     return this.sendChain.listMessages(taskId);
   }
-}
 
+  @Post('batch-tasks/:id/cancel')
+  cancelBatchTask(@Param('id') taskId: string) {
+    return this.sendChain.cancelBatchTask(taskId);
+  }
+}