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LightWeight option for iOS

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This commit is contained in:
Kwanwoo Kim 2023-06-25 22:41:36 -07:00
parent 9fc637fa50
commit cbe3150ef0
1 changed files with 21 additions and 3 deletions
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24
ios/Classes/SwiftPhotoGalleryPlugin.swift
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@ -25,7 +25,8 @@ public class SwiftPhotoGalleryPlugin: NSObject, FlutterPlugin {
let newest = arguments["newest"] as! Bool let newest = arguments["newest"] as! Bool
let skip = arguments["skip"] as? NSNumber let skip = arguments["skip"] as? NSNumber
let take = arguments["take"] as? NSNumber let take = arguments["take"] as? NSNumber
result(listMedia(albumId: albumId, mediumType: mediumType, newest: newest, skip: skip, take: take)) let lightWeight = arguments["lightWeight"] as? Bool
result(listMedia(albumId: albumId, mediumType: mediumType, newest: newest, skip: skip, take: take, lightWeight: lightWeight))
} }
else if(call.method == "getMedium") { else if(call.method == "getMedium") {
let arguments = call.arguments as! Dictionary<String, AnyObject> let arguments = call.arguments as! Dictionary<String, AnyObject>
@ -182,7 +183,7 @@ public class SwiftPhotoGalleryPlugin: NSObject, FlutterPlugin {
return PHAsset.fetchAssets(in: collection ?? PHAssetCollection.init(), options: options).count return PHAsset.fetchAssets(in: collection ?? PHAssetCollection.init(), options: options).count
} }
private func listMedia(albumId: String, mediumType: String?, newest: Bool, skip: NSNumber?, take: NSNumber?) -> NSDictionary { private func listMedia(albumId: String, mediumType: String?, newest: Bool, skip: NSNumber?, take: NSNumber?, lightWeight: Bool? = false) -> NSDictionary {
let fetchOptions = PHFetchOptions() let fetchOptions = PHFetchOptions()
fetchOptions.predicate = predicateFromMediumType(mediumType: mediumType) fetchOptions.predicate = predicateFromMediumType(mediumType: mediumType)
fetchOptions.sortDescriptors = [ fetchOptions.sortDescriptors = [
@ -203,7 +204,11 @@ public class SwiftPhotoGalleryPlugin: NSObject, FlutterPlugin {
var items = [[String: Any?]]() var items = [[String: Any?]]()
for index in start..<end { for index in start..<end {
let asset = fetchResult.object(at: index) as PHAsset let asset = fetchResult.object(at: index) as PHAsset
items.append(getMediumFromAsset(asset: asset)) if(lightWeight == true) {
items.append(getMediumFromAssetLightWeight(asset: asset))
} else {
items.append(getMediumFromAsset(asset: asset))
}
} }
return [ return [
@ -469,6 +474,19 @@ public class SwiftPhotoGalleryPlugin: NSObject, FlutterPlugin {
] ]
} }
private func getMediumFromAssetLightWeight(asset: PHAsset) -> [String: Any?] {
return [
"id": asset.localIdentifier,
"mediumType": toDartMediumType(value: asset.mediaType),
"height": asset.pixelHeight,
"width": asset.pixelWidth,
"duration": NSInteger(asset.duration * 1000),
"creationDate": (asset.creationDate != nil) ? NSInteger(asset.creationDate!.timeIntervalSince1970 * 1000) : nil,
"modifiedDate": (asset.modificationDate != nil) ? NSInteger(asset.modificationDate!.timeIntervalSince1970 * 1000) : nil
]
}
private func getMediumFromAssetAsync(asset: PHAsset, completion: @escaping ([String : Any?]?, Error?) -> Void) -> Void { private func getMediumFromAssetAsync(asset: PHAsset, completion: @escaping ([String : Any?]?, Error?) -> Void) -> Void {
let mimeType = self.extractMimeTypeFromAsset(asset: asset) let mimeType = self.extractMimeTypeFromAsset(asset: asset)
let filename = self.extractFilenameFromAsset(asset: asset) let filename = self.extractFilenameFromAsset(asset: asset)