From 9cf613955775fdf0b27e5e7497b647b48be907d7 Mon Sep 17 00:00:00 2001
From: Victor Shyba <victor.shyba@gmail.com>
Date: Fri, 15 Oct 2021 03:39:36 -0300
Subject: [PATCH] fix and test main api

---
 lbry/extras/daemon/components.py                  | 10 ++++++----
 .../integration/datanetwork/test_file_commands.py | 15 +++++++++++++++
 2 files changed, 21 insertions(+), 4 deletions(-)

diff --git a/lbry/extras/daemon/components.py b/lbry/extras/daemon/components.py
index c27cb3e09..e9fdb0573 100644
--- a/lbry/extras/daemon/components.py
+++ b/lbry/extras/daemon/components.py
@@ -388,6 +388,7 @@ class BackgroundDownloader(Component):
         self.status = {'pending': 0, 'ongoing': 0}
         self.task: typing.Optional[asyncio.Task] = None
         self.download_loop_delay_seconds = 60
+        self.finished_iteration = asyncio.Event()
 
     @property
     def component(self) -> 'BackgroundDownloader':
@@ -398,7 +399,6 @@ class BackgroundDownloader(Component):
         return self.status
 
     async def loop(self):
-        return
         db: SQLiteStorage = self.component_manager.get_component(DATABASE_COMPONENT)
         while True:
             for channel_id, download_latest, download_all in await db.get_subscriptions():
@@ -406,6 +406,8 @@ class BackgroundDownloader(Component):
                 if not amount:
                     continue
                 await self.ensure_download(channel_id, amount)
+            self.finished_iteration.set()
+            self.finished_iteration.clear()
             await asyncio.sleep(self.download_loop_delay_seconds)
 
     async def ensure_download(self, channel_id, amount):
@@ -414,9 +416,10 @@ class BackgroundDownloader(Component):
         ledger = wallet.ledger
         claims, _, _, _ = await ledger.claim_search(
             ledger.accounts, channel_id=channel_id, order_by=['release_time', '^height'])
-        page = 0
+        offset = 0
         while claims and amount > 0:
             for claim in claims:
+                offset += 1
                 if not claim.script.source or claim.has_price:
                     continue
                 stream = await file_manager.download_from_uri(
@@ -427,9 +430,8 @@ class BackgroundDownloader(Component):
                 amount -= 1
                 if amount == 0:
                     break
-            page += 1
             claims, _, _, _ = await ledger.claim_search(
-                ledger.accounts, channel_id=channel_id, order_by=['release_time', '^height'], page=page)
+                ledger.accounts, channel_id=channel_id, order_by=['release_time', '^height'], offset=offset)
 
     async def start(self):
         self.task = asyncio.create_task(self.loop())
diff --git a/tests/integration/datanetwork/test_file_commands.py b/tests/integration/datanetwork/test_file_commands.py
index c8d333cf1..4f8108163 100644
--- a/tests/integration/datanetwork/test_file_commands.py
+++ b/tests/integration/datanetwork/test_file_commands.py
@@ -603,3 +603,18 @@ class TestProactiveDownloaderComponent(CommandTestCase):
         # ignores reposts
         await proactive_downloader.ensure_download(channel_id, 4)
         await self.assertFileList(content1, content2)
+
+        await self.daemon.jsonrpc_file_delete(delete_all=True)
+        self.assertEqual(0, len(await self.file_list()))
+        await proactive_downloader.stop()
+        await self.daemon.jsonrpc_channel_subscribe(channel_id, 1)
+        await proactive_downloader.start()
+        await proactive_downloader.finished_iteration.wait()
+        await self.assertFileList(content1)
+        await self.daemon.jsonrpc_file_delete(delete_all=True)
+
+        await self.daemon.jsonrpc_channel_subscribe(channel_id, download_all=True)
+        await proactive_downloader.stop()
+        await proactive_downloader.start()
+        await proactive_downloader.finished_iteration.wait()
+        await self.assertFileList(content1, content2)