95 lines
3.9 KiB
C#
95 lines
3.9 KiB
C#
using System;
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using System.IO;
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using System.IO.Compression;
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using System.Linq;
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using System.Threading.Tasks;
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using ColdMint.scripts.database;
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using ColdMint.scripts.database.dataPackEntity;
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using ColdMint.scripts.dataPack.local;
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using ColdMint.scripts.serialization;
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using Microsoft.EntityFrameworkCore;
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namespace ColdMint.scripts.dataPack.entryLoader;
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/// <summary>
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/// <para>Load the manifest file in the zip package and write it to the data table</para>
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/// <para>在zip包内加载清单文件，将其写入数据表</para>
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/// </summary>
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public class DataPackManifestLoader : IEntryLoader
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{
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public string Namespace => _namespace;
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//清单文件的命名空间
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private string _namespace;
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public bool NeedLoad(ZipArchiveEntry archiveEntry)
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{
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return archiveEntry.FullName == Config.DataPackManifestName;
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}
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public async Task ExecutionLoad(string namespaceString, string zipFileName, DataPackDbContext dataPackDbContext,
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ZipArchiveEntry archiveEntry)
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{
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//Do not use namespaceString within the DataPackManifestLoader's ExecutionLoad method, as this value is assigned in the following code.
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//不要在DataPackManifestLoader的ExecutionLoad方法内使用namespaceString，因为这个值是在下面的代码内赋值的。
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var nowDateTime = DateTime.Now;
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IDataPackManifest? dataPackManifest = null;
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//When the manifest file is obtained, load the file information
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//在获取到清单文件时，加载文件信息
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await using (var stream = archiveEntry.Open())
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{
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var localDataPackManifest =
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await JsonSerialization.ReadJsonFileToObj<LocalDataPackManifest>(stream);
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if (localDataPackManifest == null)
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{
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dataPackManifest = EmptyManifest.CreateEmptyManifest(zipFileName);
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}
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else
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{
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dataPackManifest = localDataPackManifest;
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}
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}
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if (dataPackManifest != null)
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{
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var dataPackInfoDbSet = dataPackDbContext.DataPackInfo;
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var dataPackQuery = from dataPack in dataPackInfoDbSet
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where dataPack.ZipFileName == zipFileName
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select dataPack;
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var oldDataPackInfo = await dataPackQuery.FirstOrDefaultAsync();
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if (oldDataPackInfo == null)
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{
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//There was no list to record before, create one.
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//之前没有清单记录，创建一份。
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await dataPackDbContext.DataPackInfo.AddAsync(new DataPackInfo
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{
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ID = dataPackManifest.ID,
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Author = dataPackManifest.Author,
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Description = dataPackManifest.Description,
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Name = dataPackManifest.Name,
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Namespace = dataPackManifest.Namespace,
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VersionCode = dataPackManifest.VersionCode,
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VersionName = dataPackManifest.VersionName,
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ZipFileName = zipFileName,
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UpdateTime = nowDateTime,
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CrateTime = nowDateTime
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});
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}
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else
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{
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//It's already on the record. Update.
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//已经有记录了，更新。
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oldDataPackInfo.Name = dataPackManifest.Name;
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oldDataPackInfo.Author = dataPackManifest.Author;
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oldDataPackInfo.Description = dataPackManifest.Description;
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oldDataPackInfo.Namespace = dataPackManifest.Namespace;
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oldDataPackInfo.VersionCode = dataPackManifest.VersionCode;
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oldDataPackInfo.VersionName = dataPackManifest.VersionName;
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oldDataPackInfo.UpdateTime = nowDateTime;
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dataPackDbContext.DataPackInfo.Update(oldDataPackInfo);
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}
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_namespace = dataPackManifest.Namespace ?? string.Empty;
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}
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}
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} |