Rename projects to FileShare

2026-05-22 14:29:22 +08:00
parent 8270cf198b
commit 9f8da2c063
154 changed files with 394 additions and 398 deletions
@@ -0,0 +1,104 @@
+using Microsoft.EntityFrameworkCore.Design;
+
+namespace FileShare_EFCore.Database
+{
+    /// <summary>
+    /// 设计时 DbContext 工厂，用于 EF Core 迁移工具生成迁移代码。
+    /// </summary>
+    public class AppDataContextFactory : IDesignTimeDbContextFactory<AppDataContext>
+    {
+        /// <summary>
+        /// 创建用于设计时的 AppDataContext 实例，默认使用 SQLite 提供程序。
+        /// </summary>
+        /// <param name="args">命令行参数。</param>
+        /// <returns>配置好的数据上下文实例。</returns>
+        public AppDataContext CreateDbContext(string[] args)
+        {
+            return new AppDataContext(DesignTimeDatabaseConfiguration.Create(args));
+        }
+    }
+
+    /// <summary>
+    /// SQLite 迁移设计时工厂。
+    /// </summary>
+    public sealed class SqliteAppDataContextFactory : IDesignTimeDbContextFactory<SqliteAppDataContext>
+    {
+        /// <inheritdoc />
+        public SqliteAppDataContext CreateDbContext(string[] args)
+            => new(DesignTimeDatabaseConfiguration.Create(args, DatabaseProvider.SQLite));
+    }
+
+    /// <summary>
+    /// SQL Server 迁移设计时工厂。
+    /// </summary>
+    public sealed class SqlServerAppDataContextFactory : IDesignTimeDbContextFactory<SqlServerAppDataContext>
+    {
+        /// <inheritdoc />
+        public SqlServerAppDataContext CreateDbContext(string[] args)
+            => new(DesignTimeDatabaseConfiguration.Create(args, DatabaseProvider.SqlServer));
+    }
+
+    /// <summary>
+    /// PostgreSQL 迁移设计时工厂。
+    /// </summary>
+    public sealed class PostgreSqlAppDataContextFactory : IDesignTimeDbContextFactory<PostgreSqlAppDataContext>
+    {
+        /// <inheritdoc />
+        public PostgreSqlAppDataContext CreateDbContext(string[] args)
+            => new(DesignTimeDatabaseConfiguration.Create(args, DatabaseProvider.PostgreSQL));
+    }
+
+    /// <summary>
+    /// MySQL 迁移设计时工厂。
+    /// </summary>
+    public sealed class MySqlAppDataContextFactory : IDesignTimeDbContextFactory<MySqlAppDataContext>
+    {
+        /// <inheritdoc />
+        public MySqlAppDataContext CreateDbContext(string[] args)
+            => new(DesignTimeDatabaseConfiguration.Create(args, DatabaseProvider.MySQL));
+    }
+
+    internal static class DesignTimeDatabaseConfiguration
+    {
+        public static DatabaseConfiguration Create(string[] args, DatabaseProvider defaultProvider = DatabaseProvider.SQLite)
+        {
+            DatabaseProviderRegistry.RegisterDefaults();
+
+            var provider = GetProvider(args) ?? defaultProvider;
+            return provider switch
+            {
+                DatabaseProvider.SQLite => DatabaseConfiguration.ForSQLite("fileshare-api.db"),
+                DatabaseProvider.SqlServer => DatabaseConfiguration.ForSqlServer("(localdb)\\MSSQLLocalDB", "FileShareApi"),
+                DatabaseProvider.PostgreSQL => DatabaseConfiguration.ForPostgreSQL("localhost", "fileshare_api", "postgres", "postgres"),
+                DatabaseProvider.MySQL => DatabaseConfiguration.ForMySQL("localhost", "fileshare_api", "root", "root"),
+                _ => DatabaseConfiguration.ForSQLite("fileshare-api.db"),
+            };
+        }
+
+        private static DatabaseProvider? GetProvider(string[] args)
+        {
+            for (var i = 0; i < args.Length; i++)
+            {
+                var arg = args[i];
+                string? value = null;
+
+                if (arg.Equals("--provider", StringComparison.OrdinalIgnoreCase) && i + 1 < args.Length)
+                {
+                    value = args[i + 1];
+                }
+                else if (arg.StartsWith("--provider=", StringComparison.OrdinalIgnoreCase))
+                {
+                    value = arg["--provider=".Length..];
+                }
+
+                if (!string.IsNullOrWhiteSpace(value)
+                    && Enum.TryParse<DatabaseProvider>(value, ignoreCase: true, out var provider))
+                {
+                    return provider;
+                }
+            }
+
+            return null;
+        }
+    }
+}