integrated crop image for iOS and handle logic response

Author: baronha

example/src/App.js

@@ -29,6 +29,7 @@ export default function App() {
         maxVideo: 1,
         // singleSelectedMode: true,
         // isCrop: true,
+        doneTitle: 'Xong',
       });
       // console.log(response);
       setImages(response);

ios/MediaResponse.swift

@@ -15,7 +15,7 @@ public struct MediaResponse {
         case image, video
     }
 
-    public var data: NSDictionary? = nil
+    public var data: NSMutableDictionary? = nil
 
 
     init(filePath: String?, mime: String?, withTLAsset TLAsset: TLPHAsset, isExportThumbnail: Bool = false) {
@@ -51,10 +51,26 @@ public struct MediaResponse {
                 }
             }
 
-            self.data = NSDictionary(dictionary: media)
+            self.data = NSMutableDictionary(dictionary: media)
         }
     }
 
+}
+
+
+func getImagePathFromUIImage(uiImage: UIImage, prefix: String? = "thumb") -> String {
+    // save to temp directory
+    let tempDirectory = FileManager.default.urls(
+        for: .cachesDirectory,
+        in: .userDomainMask).map(\.path).last
+    
+    let data = uiImage.jpegData(compressionQuality: 1.0)
+    let fileManager = FileManager.default
+    let fullPath = URL(fileURLWithPath: tempDirectory ?? "").appendingPathComponent("\(prefix ?? "thumb")-\(ProcessInfo.processInfo.globallyUniqueString).jpg").path
+    
+    fileManager.createFile(atPath: fullPath, contents: data, attributes: nil)
+    
+    return fullPath;
 
 }
 
@@ -78,18 +94,13 @@ func getThumbnail(from moviePath: String, in seconds: Double) -> String? {
     } catch _ {
     }
     var thumbnail: UIImage? = nil
+    
     if let imgRef = imgRef {
         thumbnail = UIImage(cgImage: imgRef)
     }
-    // save to temp directory
-    let tempDirectory = FileManager.default.urls(
-        for: .cachesDirectory,
-        in: .userDomainMask).map(\.path).last
 
-    let data = thumbnail?.jpegData(compressionQuality: 1.0)
-    let fileManager = FileManager.default
-    let fullPath = URL(fileURLWithPath: tempDirectory ?? "").appendingPathComponent("thumb-\(ProcessInfo.processInfo.globallyUniqueString).jpg").path
-    fileManager.createFile(atPath: fullPath, contents: data, attributes: nil)
+    let fullPath = getImagePathFromUIImage(uiImage: thumbnail!, prefix: "thumb")
+
     return fullPath;
 
 }

ios/MultipleImagePicker.swift

@@ -208,11 +208,39 @@ class MultipleImagePicker: NSObject, TLPhotosPickerViewControllerDelegate,UINavi
 
     func cropViewController(_ cropViewController: CropViewController, didCropToImage image: UIImage, withRect cropRect: CGRect, angle: Int) {
 
+        let TLAsset = self.selectedAssets.first;
+        let filePath = getImagePathFromUIImage(uiImage: image, prefix: "crop")
+                
+        TLAsset?.phAsset?.setValue(image.size.width, forKey: "pixelWidth")
+        TLAsset?.phAsset?.setValue(image.size.height, forKey: "pixelHeight")
+        
+        let object = MediaResponse(filePath: filePath, mime: "image/jpeg", withTLAsset: TLAsset!)
+        
+        if(object.data != nil){
+            object.data!["isCrop"] = true
+            resolve([object.data])
+        }else{
+            resolve([])
+        }
+                
+        DispatchQueue.main.async {
+            self.getTopMostViewController()?.dismiss(animated: true, completion: {
+                self.getTopMostViewController()?.dismiss(animated: true, completion: nil)
+            })
+        }
+//
+//        self.dismissComplete()
+//        self.dismissComplete()
     }
 
     func presentCropViewController(image: UIImage) {
         let cropViewController = CropViewController(image: image)
         cropViewController.delegate = self
+        cropViewController.doneButtonTitle = MultipleImagePickerConfigure.doneTitle
+        cropViewController.doneButtonColor = MultipleImagePickerConfigure.selectedColor
+        
+        cropViewController.cancelButtonTitle = MultipleImagePickerConfigure.cancelTitle
+        
         self.getTopMostViewController()?.present(cropViewController, animated: true, completion: nil)
     }
 
@@ -237,23 +265,34 @@ class MultipleImagePicker: NSObject, TLPhotosPickerViewControllerDelegate,UINavi
             return;
         }
 
-        // count
+        // define count
         let withTLPHAssetsCount = withTLPHAssets.count;
         let selectedAssetsCount = self.selectedAssets.count;
 
+        // check logic code for isCrop
+        let cropCondition = (options["singleSelectedMode"] as! Bool) && (options["isCrop"] as! Bool) &&  withTLPHAssets.first?.type == .photo
+        
         // check difference
-        if(withTLPHAssetsCount == selectedAssetsCount && withTLPHAssets[withTLPHAssetsCount - 1].phAsset?.localIdentifier == self.selectedAssets[selectedAssetsCount-1].phAsset?.localIdentifier){
-            // if diff => close
+        if(withTLPHAssetsCount == selectedAssetsCount && withTLPHAssets[withTLPHAssetsCount - 1].phAsset?.localIdentifier == self.selectedAssets[selectedAssetsCount-1].phAsset?.localIdentifier && !cropCondition){
             dismissComplete()
             return;
         }
+
 
-        let selections = NSMutableArray.init(array: withTLPHAssets);
         self.selectedAssets = withTLPHAssets
-        //imageRequestOptions
-
 
-        //add loading view
+        if(cropCondition){
+            let uiImage = withTLPHAssets.first?.fullResolutionImage
+            if(uiImage != nil){
+                presentCropViewController(image: (withTLPHAssets.first?.fullResolutionImage)!)
+                return
+            }
+        }
+        
+        
+        let selections = NSMutableArray.init(array: withTLPHAssets);
+        
+        // add loading view
         let alert = UIAlertController(title: nil, message: "Please wait...", preferredStyle: .alert)
 
         let loadingIndicator = UIActivityIndicatorView(frame: CGRect(x: 10, y: 5, width: 50, height: 50))
@@ -271,6 +310,7 @@ class MultipleImagePicker: NSObject, TLPhotosPickerViewControllerDelegate,UINavi
 
         alert.view.addSubview(loadingIndicator)
 
+        // handle controller
         self.getTopMostViewController()?.present(alert, animated: true, completion: {
 
             let group = DispatchGroup()

src/index.js

@@ -64,6 +64,7 @@ export const openPicker = (optionsPicker) => {
   return new Promise(async (resolve, reject) => {
     try {
       const response = await MultipleImagePicker.openPicker(options);
+      console.log('response: ', response);
       if (response?.length) {
         if (isSingle) {
           resolve(response[0]);