重构: 死代码清理 + 拷贝优化 + 滚动条修复

app.go

@@ -6,16 +6,13 @@ import (
 	"net/http"
 	"os"
 	"path/filepath"
-	"regexp"
 	stdruntime "runtime"
 	"strings"
 	"time"
 
-	"github.com/jung-kurt/gofpdf"
 	"golang.org/x/sys/windows/registry"
 	"u-desk/internal/api"
 	"u-desk/internal/common"
-	"u-desk/internal/database"
 	"u-desk/internal/filesystem"
 	"u-desk/internal/service"
 	"u-desk/internal/storage"
@@ -24,13 +21,9 @@ import (
 	"github.com/wailsapp/wails/v2/pkg/runtime"
 )
 
-// PDF 有序列表正则（包级变量，避免循环内重复编译）
-var orderedListRe = regexp.MustCompile(`^\d+\.\s+`)
-
 // App 应用结构体
 type App struct {
 	ctx             context.Context
-	db              *database.DB
 	connectionAPI   *api.ConnectionAPI
 	sqlAPI          *api.SqlAPI
 	tabAPI          *api.TabAPI
@@ -229,36 +222,6 @@ func (a *App) Shutdown(ctx context.Context) {
 	}
 }
 
-// QueryUsers 查询用户列表
-func (a *App) QueryUsers(keyword string, status int, role int, organid int, page int, pageSize int, sortField string, sortOrder string) (map[string]interface{}, error) {
-	db, err := a.getDB()
-	if err != nil {
-		return nil, err
-	}
-	return db.QueryUsers(keyword, status, role, organid, page, pageSize, sortField, sortOrder)
-}
-
-// getDB 获取数据库连接（延迟加载，按需初始化）
-func (a *App) getDB() (*database.DB, error) {
-	if a.db != nil {
-		return a.db, nil
-	}
-
-	// 首次调用时才连接数据库
-	db, err := database.Init()
-	if err != nil {
-		return nil, fmt.Errorf("数据库连接失败: %v", err)
-	}
-
-	a.db = db
-	return db, nil
-}
-
-// Greet 测试方法
-func (a *App) Greet(name string) string {
-	return "Hello " + name + ", It's show time!"
-}
-
 // GetSystemInfo 获取系统信息
 func (a *App) GetSystemInfo() (map[string]interface{}, error) {
 	return system.GetSystemInfo()
@@ -992,70 +955,3 @@ func (a *App) SelectPDFSaveDirectory() (string, error) {
 	return a.pdfAPI.SelectDirectory()
 }
 
-// ExportMarkdownToPDF 使用gofpdf导出Markdown为PDF
-func (a *App) ExportMarkdownToPDF(markdownContent string) (string, error) {
-	// 1. 弹出保存对话框
-	savePath, err := runtime.SaveFileDialog(a.ctx, runtime.SaveDialogOptions{
-		Title: "保存 PDF",
-		DefaultFilename: "document.pdf",
-		Filters: []runtime.FileFilter{
-			{DisplayName: "PDF 文件", Pattern: "*.pdf"},
-		},
-	})
-	if err != nil || savePath == "" {
-		return "", err
-	}
-	
-	// 2. 创建PDF
-	pdf := gofpdf.New("P", "mm", "A4", "")
-	pdf.AddPage()
-	pdf.SetAutoPageBreak(true, 15)
-	
-	// 3. 解析Markdown并写入PDF
-	lines := strings.Split(markdownContent, "\n")
-	for _, line := range lines {
-		if strings.HasPrefix(line, "# ") {
-			// H1 标题
-			pdf.SetFont("Arial", "B", 24)
-			pdf.Cell(40, 10, strings.TrimPrefix(line, "# "))
-			pdf.Ln(12)
-		} else if strings.HasPrefix(line, "## ") {
-			// H2 标题
-			pdf.SetFont("Arial", "B", 18)
-			pdf.Cell(40, 10, strings.TrimPrefix(line, "## "))
-			pdf.Ln(10)
-		} else if strings.HasPrefix(line, "### ") {
-			// H3 标题
-			pdf.SetFont("Arial", "B", 14)
-			pdf.Cell(40, 10, strings.TrimPrefix(line, "### "))
-			pdf.Ln(8)
-		} else if strings.HasPrefix(line, "- ") || strings.HasPrefix(line, "* ") {
-			// 无序列表
-			pdf.SetFont("Arial", "", 12)
-			pdf.Cell(10, 7, "•")
-			pdf.Cell(0, 7, strings.TrimPrefix(line, "- "))
-			pdf.Ln(7)
-	} else if orderedListRe.MatchString(line) {
-			// 有序列表
-			pdf.SetFont("Arial", "", 12)
-			pdf.Cell(10, 7, strings.TrimSpace(strings.SplitN(line, ".", 2)[0]) + ".")
-			pdf.Cell(0, 7, strings.TrimSpace(strings.SplitN(line, ".", 2)[1]))
-			pdf.Ln(7)
-		} else if line == "" {
-			// 空行
-			pdf.Ln(7)
-		} else {
-			// 普通文本
-			pdf.SetFont("Arial", "", 12)
-			pdf.MultiCell(190, 7, line, "", "", false)
-		}
-	}
-	
-	// 4. 保存文件
-	err = pdf.OutputFileAndClose(savePath)
-	if err != nil {
-		return "", fmt.Errorf("保存PDF文件失败: %v", err)
-	}
-	
-	return savePath, nil
-}