Various improvements

submodules/LocationUI/Sources/LocationPickerController.swift

@@ -363,4 +363,38 @@ public final class LocationPickerController: ViewController, AttachmentContainab
         self.interaction?.dismissSearch()
         self.scrollToTop?()
     }
+    
+    public var mediaPickerContext: AttachmentMediaPickerContext? {
+        return LocationPickerContext()
+    }
+}
+
+private final class LocationPickerContext: AttachmentMediaPickerContext {
+    var selectionCount: Signal<Int, NoError> {
+        return .single(0)
+    }
+    
+    var caption: Signal<NSAttributedString?, NoError> {
+        return .single(nil)
+    }
+    
+    public var loadingProgress: Signal<CGFloat?, NoError> {
+        return .single(nil)
+    }
+    
+    public var mainButtonState: Signal<AttachmentMainButtonState?, NoError> {
+        return .single(nil)
+    }
+            
+    func setCaption(_ caption: NSAttributedString) {
+    }
+    
+    func send(silently: Bool, mode: AttachmentMediaPickerSendMode) {
+    }
+    
+    func schedule() {
+    }
+    
+    func mainButtonAction() {
+    }
 }