270 lines
7.8 KiB
Go
270 lines
7.8 KiB
Go
package main
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import (
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"context"
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"fmt"
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"go-desk/internal/api"
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"go-desk/internal/database"
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"go-desk/internal/filesystem"
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"go-desk/internal/storage"
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"go-desk/internal/system"
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"os"
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"github.com/wailsapp/wails/v2/pkg/runtime"
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)
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// App 应用结构体
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type App struct {
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ctx context.Context
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db *database.DB
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connectionAPI *api.ConnectionAPI
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sqlAPI *api.SqlAPI
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tabAPI *api.TabAPI
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}
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// NewApp 创建新的应用实例
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func NewApp() *App {
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return &App{}
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}
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// startup 应用启动时调用
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func (a *App) startup(ctx context.Context) {
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a.ctx = ctx
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// 初始化 SQLite 本地存储（核心依赖，必须成功）
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// 如果失败，应用无法正常工作，应该 panic
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_, err := storage.Init()
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if err != nil {
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panic(fmt.Sprintf("SQLite 初始化失败，应用无法启动: %v", err))
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}
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// 初始化数据库连接（可选，用于测试功能）
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// 失败不影响核心功能，只记录日志
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appDB, err := database.Init()
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if err != nil {
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println("数据库连接失败（可选功能）:", err.Error())
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} else {
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a.db = appDB
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}
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// 初始化 API 层（依赖 storage）
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// 如果失败，应用无法正常工作，应该 panic
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if err := a.initAPIs(); err != nil {
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panic(fmt.Sprintf("API 初始化失败，应用无法启动: %v", err))
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}
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}
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// QueryUsers 查询用户列表
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func (a *App) QueryUsers(keyword string, status int, role int, organid int, page int, pageSize int, sortField string, sortOrder string) (map[string]interface{}, error) {
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if a.db == nil {
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return map[string]interface{}{
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"rows": []interface{}{},
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"total": 0,
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}, nil
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}
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return a.db.QueryUsers(keyword, status, role, organid, page, pageSize, sortField, sortOrder)
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}
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// Greet 测试方法
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func (a *App) Greet(name string) string {
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return "Hello " + name + ", It's show time!"
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}
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// GetSystemInfo 获取系统信息
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func (a *App) GetSystemInfo() (map[string]interface{}, error) {
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return system.GetSystemInfo()
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}
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// GetCPUInfo 获取 CPU 信息
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func (a *App) GetCPUInfo() (map[string]interface{}, error) {
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return system.GetCPUInfo()
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}
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// GetMemoryInfo 获取内存信息
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func (a *App) GetMemoryInfo() (map[string]interface{}, error) {
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return system.GetMemoryInfo()
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}
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// GetDiskInfo 获取磁盘信息
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func (a *App) GetDiskInfo() ([]map[string]interface{}, error) {
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return system.GetDiskInfo()
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}
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// ReadFile 读取文件
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func (a *App) ReadFile(path string) (string, error) {
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return filesystem.ReadFile(path)
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}
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// WriteFile 写入文件
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func (a *App) WriteFile(path, content string) error {
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return filesystem.WriteFile(path, content)
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}
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// ListDir 列出目录
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func (a *App) ListDir(path string) ([]map[string]interface{}, error) {
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return filesystem.ListDir(path)
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}
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// CreateDir 创建目录
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func (a *App) CreateDir(path string) error {
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return filesystem.CreateDir(path)
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}
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// DeletePath 删除文件或目录
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func (a *App) DeletePath(path string) error {
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return filesystem.DeletePath(path)
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}
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// GetFileInfo 获取文件信息
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func (a *App) GetFileInfo(path string) (map[string]interface{}, error) {
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return filesystem.GetFileInfo(path)
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}
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// GetEnvVars 获取环境变量
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func (a *App) GetEnvVars() (map[string]string, error) {
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envVars := make(map[string]string)
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for _, env := range os.Environ() {
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parts := splitEnv(env)
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if len(parts) == 2 {
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envVars[parts[0]] = parts[1]
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}
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}
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return envVars, nil
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}
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// splitEnv 分割环境变量字符串（key=value）
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func splitEnv(env string) []string {
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for i := 0; i < len(env); i++ {
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if env[i] == '=' {
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return []string{env[:i], env[i+1:]}
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}
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}
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return []string{env}
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}
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// ========== 数据库连接管理接口 ==========
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// initAPIs 初始化所有API（在startup中调用）
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func (a *App) initAPIs() error {
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var err error
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a.connectionAPI, err = api.NewConnectionAPI()
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if err != nil {
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return err
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}
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a.sqlAPI, err = api.NewSqlAPI()
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if err != nil {
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return err
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}
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a.tabAPI, err = api.NewTabAPI()
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return err
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}
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// SaveDbConnection 保存数据库连接配置
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func (a *App) SaveDbConnection(req api.SaveConnectionRequest) error {
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return a.connectionAPI.SaveDbConnection(req)
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}
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// ListDbConnections 获取连接列表
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func (a *App) ListDbConnections() ([]map[string]interface{}, error) {
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return a.connectionAPI.ListDbConnections()
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}
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// DeleteDbConnection 删除连接配置
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func (a *App) DeleteDbConnection(id uint) error {
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return a.connectionAPI.DeleteDbConnection(id)
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}
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// TestDbConnection 测试连接（通过已保存的连接ID）
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func (a *App) TestDbConnection(id uint) error {
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return a.connectionAPI.TestDbConnection(id)
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}
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// TestDbConnectionWithParams 测试数据库连接（直接传入参数，不保存数据）
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func (a *App) TestDbConnectionWithParams(req api.TestConnectionRequest) error {
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return a.connectionAPI.TestDbConnectionWithParams(req)
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}
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// ExecuteSQL 执行 SQL 语句
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// 注意：SQL 语句应该已经包含分页信息（LIMIT 和 OFFSET），由客户端添加
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func (a *App) ExecuteSQL(connectionId uint, sqlStr string, database string) (map[string]interface{}, error) {
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return a.sqlAPI.ExecuteSQL(connectionId, sqlStr, database)
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}
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// GetDatabases 获取数据库列表
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func (a *App) GetDatabases(connectionId uint) ([]string, error) {
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return a.sqlAPI.GetDatabases(connectionId)
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}
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// GetTables 获取表列表
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func (a *App) GetTables(connectionId uint, database string) ([]string, error) {
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return a.sqlAPI.GetTables(connectionId, database)
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}
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// GetTableStructure 获取表结构
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func (a *App) GetTableStructure(connectionId uint, database, tableName string) (map[string]interface{}, error) {
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return a.sqlAPI.GetTableStructure(connectionId, database, tableName)
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}
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// GetIndexes 获取索引列表
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func (a *App) GetIndexes(connectionId uint, database, tableName string) ([]map[string]interface{}, error) {
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return a.sqlAPI.GetIndexes(connectionId, database, tableName)
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}
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// PreviewTableStructure 预览表结构变更
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func (a *App) PreviewTableStructure(connectionId uint, database, tableName string, structure map[string]interface{}) ([]string, error) {
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return a.sqlAPI.PreviewTableStructure(connectionId, database, tableName, structure)
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}
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// UpdateTableStructure 更新表结构
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func (a *App) UpdateTableStructure(connectionId uint, database, tableName string, structure map[string]interface{}) ([]string, error) {
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return a.sqlAPI.UpdateTableStructure(connectionId, database, tableName, structure)
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}
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// SaveResult 手动保存执行结果
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func (a *App) SaveResult(connectionId uint, database, sql string, resultType string, data interface{}, columns []string, rowsAffected int, executionTime int64) (map[string]interface{}, error) {
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return a.sqlAPI.SaveResult(connectionId, database, sql, resultType, data, columns, rowsAffected, executionTime)
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}
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// GetResultHistory 获取结果历史
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func (a *App) GetResultHistory(connectionId *uint, keyword string, limit, offset int) (map[string]interface{}, error) {
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return a.sqlAPI.GetResultHistory(connectionId, keyword, limit, offset)
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}
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// GetResultHistoryByID 根据ID获取结果历史
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func (a *App) GetResultHistoryByID(id uint) (map[string]interface{}, error) {
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return a.sqlAPI.GetResultHistoryByID(id)
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}
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// DeleteResultHistory 删除结果历史
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func (a *App) DeleteResultHistory(id uint) error {
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return a.sqlAPI.DeleteResultHistory(id)
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}
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// Reload 重新加载窗口（用于菜单项）
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func (a *App) Reload() {
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if a.ctx != nil {
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runtime.WindowReload(a.ctx)
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}
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}
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// ClearCache 清理本地缓存（用于菜单项）
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func (a *App) ClearCache() {
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if a.ctx != nil {
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// 发送事件到前端，让前端清理 localStorage
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runtime.EventsEmit(a.ctx, "clear-cache")
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}
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}
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// ========== SQL 标签页管理接口 ==========
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// SaveSqlTabs 保存 SQL 标签页列表
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func (a *App) SaveSqlTabs(tabs []map[string]interface{}) error {
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return a.tabAPI.SaveSqlTabs(tabs)
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}
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// ListSqlTabs 获取 SQL 标签页列表
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func (a *App) ListSqlTabs() ([]map[string]interface{}, error) {
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return a.tabAPI.ListSqlTabs()
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}
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