测试
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using System.Data;
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using MySql.Data.MySqlClient;
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using HardwarePerformance.Core.Entities;
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namespace HardwarePerformance.Infrastructure.Data;
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public class SimpleAppDbContext
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{
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private readonly string _connectionString;
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public SimpleAppDbContext(IConfiguration configuration)
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{
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_connectionString = configuration.GetConnectionString("DefaultConnection");
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}
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public async Task<bool> TestConnectionAsync()
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{
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try
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{
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using var connection = new MySqlConnection(_connectionString);
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await connection.OpenAsync();
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return connection.State == ConnectionState.Open;
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}
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catch
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{
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return false;
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}
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}
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public async Task InitializeDatabaseAsync()
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{
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using var connection = new MySqlConnection(_connectionString);
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await connection.OpenAsync();
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// 创建Categories表
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var createCategoriesTable = @"
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CREATE TABLE IF NOT EXISTS Categories (
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Id INT AUTO_INCREMENT PRIMARY KEY,
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Name VARCHAR(100) NOT NULL,
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Description TEXT,
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CreatedAt DATETIME DEFAULT CURRENT_TIMESTAMP
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)";
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using var cmd = new MySqlCommand(createCategoriesTable, connection);
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await cmd.ExecuteNonQueryAsync();
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// 创建Products表
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var createProductsTable = @"
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CREATE TABLE IF NOT EXISTS Products (
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Id INT AUTO_INCREMENT PRIMARY KEY,
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Name VARCHAR(200) NOT NULL,
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Model VARCHAR(100),
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Manufacturer VARCHAR(100),
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ImageUrl VARCHAR(500),
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ReleaseDate DATE,
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CategoryId INT,
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CurrentRank INT,
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CreatedAt DATETIME DEFAULT CURRENT_TIMESTAMP,
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FOREIGN KEY (CategoryId) REFERENCES Categories(Id)
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)";
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cmd.CommandText = createProductsTable;
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await cmd.ExecuteNonQueryAsync();
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// 创建PerformanceScores表
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var createPerformanceScoresTable = @"
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CREATE TABLE IF NOT EXISTS PerformanceScores (
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Id INT AUTO_INCREMENT PRIMARY KEY,
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ProductId INT NOT NULL,
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BenchmarkType VARCHAR(50) NOT NULL,
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Score INT NOT NULL,
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TestDate DATETIME DEFAULT CURRENT_TIMESTAMP,
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DataSourceId INT,
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FOREIGN KEY (ProductId) REFERENCES Products(Id)
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)";
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cmd.CommandText = createPerformanceScoresTable;
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await cmd.ExecuteNonQueryAsync();
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// 创建DataSources表
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var createDataSourcesTable = @"
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CREATE TABLE IF NOT EXISTS DataSources (
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Id INT AUTO_INCREMENT PRIMARY KEY,
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Name VARCHAR(100) NOT NULL,
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Description TEXT,
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WebsiteUrl VARCHAR(500),
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CreatedAt DATETIME DEFAULT CURRENT_TIMESTAMP
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)";
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cmd.CommandText = createDataSourcesTable;
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await cmd.ExecuteNonQueryAsync();
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// 创建Specifications表
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var createSpecificationsTable = @"
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CREATE TABLE IF NOT EXISTS Specifications (
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Id INT AUTO_INCREMENT PRIMARY KEY,
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ProductId INT NOT NULL,
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Name VARCHAR(100) NOT NULL,
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Value TEXT NOT NULL,
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Unit VARCHAR(50),
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FOREIGN KEY (ProductId) REFERENCES Products(Id)
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)";
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cmd.CommandText = createSpecificationsTable;
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await cmd.ExecuteNonQueryAsync();
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// 创建RankingHistories表
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var createRankingHistoriesTable = @"
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CREATE TABLE IF NOT EXISTS RankingHistories (
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Id INT AUTO_INCREMENT PRIMARY KEY,
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ProductId INT NOT NULL,
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Rank INT NOT NULL,
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CategoryId INT NOT NULL,
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RecordedAt DATETIME DEFAULT CURRENT_TIMESTAMP,
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FOREIGN KEY (ProductId) REFERENCES Products(Id),
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FOREIGN KEY (CategoryId) REFERENCES Categories(Id)
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)";
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cmd.CommandText = createRankingHistoriesTable;
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await cmd.ExecuteNonQueryAsync();
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}
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public async Task SeedInitialDataAsync()
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{
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using var connection = new MySqlConnection(_connectionString);
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await connection.OpenAsync();
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// 检查是否已有数据
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var checkCategoriesCmd = new MySqlCommand("SELECT COUNT(*) FROM Categories", connection);
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var categoryCount = Convert.ToInt32(await checkCategoriesCmd.ExecuteScalarAsync());
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if (categoryCount > 0)
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{
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return; // 已有数据，不需要种子数据
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}
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// 插入Categories
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var insertCategories = @"
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INSERT INTO Categories (Name, Description) VALUES
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('手机CPU', '移动设备处理器'),
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('手机GPU', '移动设备图形处理器'),
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('电脑CPU', '桌面和笔记本处理器'),
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('电脑GPU', '桌面和笔记本图形处理器')";
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using var cmd = new MySqlCommand(insertCategories, connection);
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await cmd.ExecuteNonQueryAsync();
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// 插入DataSources
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var insertDataSources = @"
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INSERT INTO DataSources (Name, Description, WebsiteUrl) VALUES
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('Geekbench', '处理器和内存性能测试', 'https://www.geekbench.com'),
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('3DMark', '图形和游戏性能测试', 'https://www.3dmark.com'),
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('AnTuTu', '移动设备综合性能测试', 'https://www.antutu.com')";
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cmd.CommandText = insertDataSources;
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await cmd.ExecuteNonQueryAsync();
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// 插入示例产品
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var insertProducts = @"
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INSERT INTO Products (Name, Model, Manufacturer, ReleaseDate, CategoryId, CurrentRank) VALUES
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('Apple A17 Pro', 'A17 Pro', 'Apple', '2023-09-12', 1, 1),
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('Snapdragon 8 Gen 3', 'SM8650-AB', 'Qualcomm', '2023-10-24', 1, 2),
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('Intel Core i9-13900K', 'Core i9-13900K', 'Intel', '2022-10-20', 3, 1),
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('AMD Ryzen 9 7950X', 'Ryzen 9 7950X', 'AMD', '2022-09-27', 3, 2),
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('NVIDIA GeForce RTX 4090', 'RTX 4090', 'NVIDIA', '2022-10-12', 4, 1),
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('AMD Radeon RX 7900 XTX', 'RX 7900 XTX', 'AMD', '2022-12-13', 4, 2)";
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cmd.CommandText = insertProducts;
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await cmd.ExecuteNonQueryAsync();
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// 插入性能分数
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var insertPerformanceScores = @"
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INSERT INTO PerformanceScores (ProductId, BenchmarkType, Score, DataSourceId) VALUES
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(1, 'Geekbench Single-Core', 2900, 1),
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(1, 'Geekbench Multi-Core', 7200, 1),
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(2, 'Geekbench Single-Core', 2300, 1),
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(2, 'Geekbench Multi-Core', 7400, 1),
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(3, 'Geekbench Single-Core', 3200, 1),
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(3, 'Geekbench Multi-Core', 24000, 1),
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(4, 'Geekbench Single-Core', 2600, 1),
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(4, 'Geekbench Multi-Core', 26000, 1)";
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cmd.CommandText = insertPerformanceScores;
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await cmd.ExecuteNonQueryAsync();
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// 插入规格参数
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var insertSpecifications = @"
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INSERT INTO Specifications (ProductId, Name, Value, Unit) VALUES
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(1, '工艺', '3nm', null),
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(1, '核心数', '6', '个'),
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(1, '线程数', '6', '个'),
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(2, '工艺', '4nm', null),
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(2, '核心数', '8', '个'),
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(2, '线程数', '8', '个'),
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(3, '工艺', 'Intel 7', null),
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(3, '核心数', '24', '个'),
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(3, '线程数', '32', '个'),
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(4, '工艺', '5nm', null),
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(4, '核心数', '16', '个'),
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(4, '线程数', '32', '个')";
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cmd.CommandText = insertSpecifications;
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await cmd.ExecuteNonQueryAsync();
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}
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}
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