adds support for video files

android/src/main/java/com/mr/flutter/plugin/filepicker/FilePickerPlugin.java

@@ -136,6 +136,8 @@ public class FilePickerPlugin implements MethodCallHandler {
     switch (type){
       case "PDF":
         return "application/pdf";
+      case "VIDEO":
+        return "video/*";
       case "ANY":
         return "*/*";
       default:

example/lib/main.dart

@@ -29,12 +29,6 @@ class _MyAppState extends State<MyApp> {
     });
   }
 
-  // Platform messages are asynchronous, so we initialize in an async method.
-
-  // If the widget was removed from the tree while the asynchronous platform
-  // message was in flight, we want to discard the reply rather than calling
-  // setState to update our non-existent appearance.
-
   @override
   Widget build(BuildContext context) {
     return new MaterialApp(
@@ -64,15 +58,21 @@ class _MyAppState extends State<MyApp> {
                     child: new Text('FROM PDF'),
                     value: FileType.PDF,
                   ),
+                  new DropdownMenuItem(
+                    child: new Text('VIDEO'),
+                    value: FileType.VIDEO,
+                  ),
                   new DropdownMenuItem(
                     child: new Text('ANY'),
                     value: FileType.ANY,
                   )
                 ],
                 onChanged: (value) {
-                  setState(() {
-                    _pickingType = value;
-                  });
+                  setState(
+                    () {
+                      _pickingType = value;
+                    },
+                  );
                 },
               ),
             ),

ios/Classes/FilePickerPlugin.h

@@ -1,4 +1,6 @@
 #import <Flutter/Flutter.h>
+#import <UIKit/UIKit.h>
+#import <MobileCoreServices/MobileCoreServices.h>
 
-@interface FilePickerPlugin : NSObject<FlutterPlugin, UIDocumentPickerDelegate>
+@interface FilePickerPlugin : NSObject<FlutterPlugin, UIDocumentPickerDelegate, UITabBarDelegate, UINavigationControllerDelegate,UIImagePickerControllerDelegate>
 @end

ios/Classes/FilePickerPlugin.m

@@ -1,4 +1,5 @@
 #import "FilePickerPlugin.h"
+#import "FileUtils.h"
 
 @interface FilePickerPlugin()
 @property (nonatomic) FlutterResult result;
@@ -24,30 +25,18 @@
 
 - (instancetype)initWithViewController:(UIViewController *)viewController {
     self = [super init];
-    if(self){
+    if(self) {
         self.viewController = viewController;
-        
     }
+    
     return self;
 }
 
-- (NSString*) resolveType:(NSString*)type {
-    
-    if ([type isEqualToString:@"PDF"]) {
-        return @"com.adobe.pdf";
-    }
-    else if ([type isEqualToString:@"ANY"])  {
-        return @"public.item";
-    } else {
-        return nil;
-    }
-    
-}
-
 - (void)initPicker {
+    
     self.pickerController = [[UIDocumentPickerViewController alloc]
-                         initWithDocumentTypes:@[self.fileType]
-                         inMode:UIDocumentPickerModeImport];
+                             initWithDocumentTypes:@[self.fileType]
+                             inMode:UIDocumentPickerModeImport];
     
     self.pickerController.modalPresentationStyle = UIModalPresentationCurrentContext;
     self.pickerController.delegate = self;
@@ -61,20 +50,26 @@
         _result = nil;
     }
     
-    self.fileType = [self resolveType:call.method];
+    _result = result;
     
-    if(self.fileType == nil){
-        result(FlutterMethodNotImplemented);
-    } else {
-        
-        [self initPicker];
-        _result = result;
-        [_viewController presentViewController:self.pickerController animated:YES completion:^{
-            if (@available(iOS 11.0, *)) {
-                self.pickerController.allowsMultipleSelection = NO;
-            }
-        }];
+    
+    if([call.method isEqualToString:@"VIDEO"]) {
+        [self resolvePickVideo];
+    }
+    else {
+        self.fileType = [FileUtils resolveType:call.method];
         
+        if(self.fileType == nil){
+            result(FlutterMethodNotImplemented);
+        } else {
+            [self initPicker];
+            [_viewController presentViewController:self.pickerController animated:YES completion:^{
+                if (@available(iOS 11.0, *)) {
+                    self.pickerController.allowsMultipleSelection = NO;
+                }
+            }];
+            
+        }
     }
     
 }
@@ -83,35 +78,32 @@
 didPickDocumentsAtURLs:(NSArray<NSURL *> *)urls{
     
     [self.pickerController dismissViewControllerAnimated:YES completion:nil];
-    
-    NSString * uri;
-    
-    for (NSURL *url in urls) {
-        uri = (NSString *)[url path];
-    }
-    
-    _result(uri);
+    _result([FileUtils resolvePath:urls]);
 }
 
-// DocumentInteractionController delegate
 
-- (void)documentInteractionControllerDidEndPreview:(UIDocumentInteractionController *)controller {
-    _result(@"Finished");
-}
+// VideoPicker delegate
 
-- (UIViewController *)documentInteractionControllerViewControllerForPreview:(UIDocumentInteractionController *)controller {
-    NSLog(@"Finished");
-    return  _viewController;
-}
-
-- (void)documentInteractionController:(UIDocumentInteractionController *)controller willBeginSendingToApplication:(NSString *)application {
+- (void) resolvePickVideo{
     
-    NSLog(@"Starting to send this puppy to %@", application);
+    UIImagePickerController *videoPicker = [[UIImagePickerController alloc] init];
+    videoPicker.delegate = self;
+    videoPicker.modalPresentationStyle = UIModalPresentationCurrentContext;
+    videoPicker.mediaTypes = @[(NSString*)kUTTypeMovie, (NSString*)kUTTypeAVIMovie, (NSString*)kUTTypeVideo, (NSString*)kUTTypeMPEG4];
+    videoPicker.videoQuality = UIImagePickerControllerQualityTypeHigh;
+    
+    [self.viewController presentViewController:videoPicker animated:YES completion:nil];
 }
 
-- (void)documentInteractionController:(UIDocumentInteractionController *)controller didEndSendingToApplication:(NSString *)application {
+- (void)imagePickerController:(UIImagePickerController *)picker didFinishPickingMediaWithInfo:(NSDictionary *)info {
     
-    NSLog(@"We're done sending the document.");
+    NSURL *videoURL = [info objectForKey:UIImagePickerControllerMediaURL];
+    [picker dismissViewControllerAnimated:YES completion:NULL];
+    _result([videoURL path]);
+}
+
+- (void)imagePickerControllerDidCancel:(UIImagePickerController *)picker {
+    [picker dismissViewControllerAnimated:YES completion:NULL];
 }
 
 @end

ios/Classes/FileUtils.h

@@ -0,0 +1,13 @@
+//
+//  FileUtils.h
+//  Pods
+//
+//  Created by Miguel Ruivo on 05/12/2018.
+//
+@interface FileUtils : NSObject 
++ (NSString*) resolveType:(NSString*)type;
++ (NSString*) resolvePath:(NSArray<NSURL *> *)urls;
+@end
+
+
+

ios/Classes/FileUtils.m

@@ -0,0 +1,35 @@
+//
+//  FileUtils.m
+//  file_picker
+//
+//  Created by Miguel Ruivo on 05/12/2018.
+//
+
+#import "FileUtils.h"
+
+@implementation FileUtils
+
++ (NSString*) resolveType:(NSString*)type {
+    
+    if ([type isEqualToString:@"PDF"]) {
+        return @"com.adobe.pdf";
+    }
+    else if ([type isEqualToString:@"ANY"])  {
+        return @"public.item";
+    } else {
+        return nil;
+    }
+}
+
+
++ (NSString*) resolvePath:(NSArray<NSURL *> *)urls{
+    NSString * uri;
+    
+    for (NSURL *url in urls) {
+        uri = (NSString *)[url path];
+    }
+    
+    return uri;
+}
+
+@end

lib/file_picker.dart

@@ -7,6 +7,7 @@ enum FileType {
   ANY,
   PDF,
   IMAGE,
+  VIDEO,
   CAPTURE,
 }
 
@@ -23,12 +24,14 @@ class FilePicker {
 
   static Future<String> getFilePath({FileType type = FileType.ANY}) async {
     switch (type) {
-      case FileType.PDF:
-        return _getPath('PDF');
       case FileType.IMAGE:
         return _getImage(ImageSource.gallery);
       case FileType.CAPTURE:
         return _getImage(ImageSource.camera);
+      case FileType.PDF:
+        return _getPath('PDF');
+      case FileType.VIDEO:
+        return _getPath('VIDEO');
       default:
         return _getPath('ANY');
     }