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Merge pull request #451 from TheJoeFin/SettingsService
Settings service and Modern Settings
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,108 @@ | ||
| using System; | ||
| using System.IO; | ||
| using System.Threading.Tasks; | ||
| using Windows.Storage; | ||
| using Windows.Storage.Streams; | ||
|
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| namespace Text_Grab.Helpers; | ||
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| // Use these extension methods to store and retrieve local and roaming app data | ||
| // More details regarding storing and retrieving app data at https://docs.microsoft.com/windows/apps/design/app-settings/store-and-retrieve-app-data | ||
| public static class SettingsStorageExtensions | ||
| { | ||
| private const string FileExtension = ".json"; | ||
|
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| public static bool IsRoamingStorageAvailable(this ApplicationData appData) | ||
| { | ||
| return appData.RoamingStorageQuota == 0; | ||
| } | ||
|
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| public static async Task SaveAsync<T>(this StorageFolder folder, string name, T content) | ||
| { | ||
| if (content is null) | ||
| return; | ||
|
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| StorageFile file = await folder.CreateFileAsync(GetFileName(name), CreationCollisionOption.ReplaceExisting); | ||
| string fileContent = await Json.StringifyAsync(content); | ||
|
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| await FileIO.WriteTextAsync(file, fileContent); | ||
| } | ||
|
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| public static async Task<T?> ReadAsync<T>(this StorageFolder folder, string name) | ||
| { | ||
| if (!File.Exists(Path.Combine(folder.Path, GetFileName(name)))) | ||
| { | ||
| return default; | ||
| } | ||
|
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| StorageFile file = await folder.GetFileAsync($"{name}.json"); | ||
| string fileContent = await FileIO.ReadTextAsync(file); | ||
|
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| return await Json.ToObjectAsync<T>(fileContent); | ||
| } | ||
|
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| public static async Task SaveAsync<T>(this ApplicationDataContainer settings, string key, T? value) | ||
| { | ||
| if (value is null) | ||
| return; | ||
|
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| settings.SaveString(key, await Json.StringifyAsync(value)); | ||
| } | ||
|
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| public static void SaveString(this ApplicationDataContainer settings, string key, string value) | ||
| { | ||
| settings.Values[key] = value; | ||
| } | ||
|
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| public static async Task<T?> ReadAsync<T>(this ApplicationDataContainer settings, string key) | ||
| { | ||
| if (settings.Values.TryGetValue(key, out object? obj)) | ||
| return await Json.ToObjectAsync<T>((string)obj); | ||
|
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| return default; | ||
| } | ||
|
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| public static async Task<StorageFile> SaveFileAsync(this StorageFolder folder, byte[] content, string fileName, CreationCollisionOption options = CreationCollisionOption.ReplaceExisting) | ||
| { | ||
| ArgumentNullException.ThrowIfNull(content); | ||
|
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| if (string.IsNullOrEmpty(fileName)) | ||
| throw new ArgumentException("File name is null or empty. Specify a valid file name", nameof(fileName)); | ||
|
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| StorageFile storageFile = await folder.CreateFileAsync(fileName, options); | ||
| await FileIO.WriteBytesAsync(storageFile, content); | ||
| return storageFile; | ||
| } | ||
|
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| public static async Task<byte[]?> ReadFileAsync(this StorageFolder folder, string fileName) | ||
| { | ||
| IStorageItem item = await folder.TryGetItemAsync(fileName).AsTask().ConfigureAwait(false); | ||
|
|
||
| if ((item != null) && item.IsOfType(StorageItemTypes.File)) | ||
| { | ||
| StorageFile storageFile = await folder.GetFileAsync(fileName); | ||
| byte[]? content = await storageFile.ReadBytesAsync(); | ||
| return content; | ||
| } | ||
|
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| return null; | ||
| } | ||
|
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| public static async Task<byte[]?> ReadBytesAsync(this StorageFile file) | ||
| { | ||
| if (file == null) | ||
| return null; | ||
|
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| using IRandomAccessStream stream = await file.OpenReadAsync(); | ||
| using DataReader reader = new(stream.GetInputStreamAt(0)); | ||
| await reader.LoadAsync((uint)stream.Size); | ||
| byte[] bytes = new byte[stream.Size]; | ||
| reader.ReadBytes(bytes); | ||
| return bytes; | ||
| } | ||
|
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||
| private static string GetFileName(string name) | ||
| { | ||
| return string.Concat(name, FileExtension); | ||
| } | ||
| } |
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