Add export channel support (#30)

Author: ferhatelmas

README.md

@@ -37,6 +37,8 @@ gem install stream-chat-ruby
 - User devices
 - User search
 - Channel search
+- Blocklists
+- Export channels
 
 ### Import
 
@@ -152,6 +154,31 @@ client.get_devices('jane-77')
 client.remove_device(jane_phone['id'], jane_phone['user_id'])
 ```
 
+### Blocklists
+```ruby
+# Create a blocklist
+client.create_blocklist('my_blocker', %w[fudge cream sugar])
+
+# Enable it on messaging channel type
+client.update_channel_type('messaging', blocklist: 'my_blocker', blocklist_behavior: 'block')
+
+# Get the details of the blocklist
+client.get_blocklist('my_blocker')
+
+# Delete the blocklist
+client.delete_blocklist('my_blocker')
+```
+
+### Export Channels
+```ruby
+# Register an export
+response = client.export_channels({type: 'messaging', id: 'jane'})
+
+# Check completion
+status_response = client.get_export_channel_status(response['task_id'])
+# status_response['status'] == 'pending', 'completed'
+```
+
 ### Example Rails application
 
 See [an example rails application using the Ruby SDK](https://github.com/GetStream/rails-chat-example).

lib/stream-chat/client.rb

@@ -264,6 +264,14 @@ def delete_blocklist(name)
       delete("blocklists/#{name}")
     end
 
+    def export_channels(*channels)
+      post('export_channels', data: { "channels": channels })
+    end
+
+    def get_export_channel_status(task_id)
+      get("export_channels/#{task_id}")
+    end
+
     def put(relative_url, params: nil, data: nil)
       make_http_request(:put, relative_url, params: params, data: data)
     end

spec/client_spec.rb

@@ -316,4 +316,42 @@
       )
     end
   end
+
+  it 'check status for a task that does not exist' do
+    expect do
+      @client.get_export_channel_status(SecureRandom.uuid)
+    end.to raise_error(
+      /Can't find task with id/
+    )
+  end
+
+  it 'request the export for a channel that does not exist' do
+    expect do
+      @client.export_channels({ type: 'messaging', id: SecureRandom.uuid })
+    end.to raise_error
+  end
+
+  it 'request the channel export' do
+    ch = @client.channel('messaging', channel_id: SecureRandom.uuid)
+    ch.create(@random_user[:id])
+    ch.send_message({ text: 'Hey Joni' }, @random_user[:id])
+
+    resp = @client.export_channels({ type: ch.channel_type, id: ch.id })
+    expect(resp['task_id']).not_to be_empty
+
+    task_id = resp['task_id']
+    loop do
+      resp = @client.get_export_channel_status(task_id)
+      expect(resp['status']).not_to be_empty
+      expect(resp['created_at']).not_to be_empty
+      expect(resp['updated_at']).not_to be_empty
+      if resp['status'] == 'completed'
+        expect(resp['result']).not_to be_empty
+        expect(resp['result']['url']).not_to be_empty
+        expect(resp['error']).not_to be_empty
+        break
+      end
+      sleep(0.5)
+    end
+  end
 end