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- 在扫描开始时显示详细配置信息(-t, -time, -mt, -gt参数) - 端口扫描进度条显示线程数配置 - 进度条实时显示插件和连接并发状态 - 添加ConcurrencyMonitor并发监控系统 - 提升mt参数默认值从10到50以提高扫描性能 - 移除端口范围限制,支持全端口扫描(1-65535) - 完善中英文国际化支持
329 lines
8.0 KiB
Go
329 lines
8.0 KiB
Go
package common
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import (
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"fmt"
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"os"
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"sync"
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"time"
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"github.com/shadow1ng/fscan/common/i18n"
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)
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/*
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ProgressManager.go - 固定底部进度条管理器
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提供固定在终端底部的进度条显示,与正常输出内容分离。
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使用终端控制码实现位置固定和内容保护。
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*/
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// ProgressManager 进度条管理器
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type ProgressManager struct {
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mu sync.RWMutex
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enabled bool
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total int64
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current int64
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description string
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startTime time.Time
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isActive bool
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terminalHeight int
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reservedLines int // 为进度条保留的行数
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lastContentLine int // 最后一行内容的位置
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// 输出缓冲相关
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outputMutex sync.Mutex
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}
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var (
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globalProgressManager *ProgressManager
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progressMutex sync.Mutex
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)
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// GetProgressManager 获取全局进度条管理器
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func GetProgressManager() *ProgressManager {
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progressMutex.Lock()
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defer progressMutex.Unlock()
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if globalProgressManager == nil {
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globalProgressManager = &ProgressManager{
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enabled: true,
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reservedLines: 2, // 保留2行:进度条 + 空行
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terminalHeight: getTerminalHeight(),
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}
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}
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return globalProgressManager
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}
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// InitProgress 初始化进度条
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func (pm *ProgressManager) InitProgress(total int64, description string) {
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if !ShowProgress || Silent {
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pm.enabled = false
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return
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}
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pm.mu.Lock()
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defer pm.mu.Unlock()
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pm.total = total
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pm.current = 0
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pm.description = description
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pm.startTime = time.Now()
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pm.isActive = true
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pm.enabled = true
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// 为进度条保留空间
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pm.setupProgressSpace()
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// 初始显示进度条
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pm.renderProgress()
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}
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// UpdateProgress 更新进度
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func (pm *ProgressManager) UpdateProgress(increment int64) {
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if !pm.enabled || !pm.isActive {
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return
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}
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pm.mu.Lock()
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defer pm.mu.Unlock()
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pm.current += increment
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if pm.current > pm.total {
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pm.current = pm.total
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}
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pm.renderProgress()
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}
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// =============================================================================================
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// 已删除的死代码(未使用):SetProgress 设置当前进度
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// =============================================================================================
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// FinishProgress 完成进度条
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func (pm *ProgressManager) FinishProgress() {
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if !pm.enabled || !pm.isActive {
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return
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}
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pm.mu.Lock()
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defer pm.mu.Unlock()
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pm.current = pm.total
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pm.renderProgress()
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// 显示完成信息
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pm.showCompletionInfo()
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// 清理进度条区域,恢复正常输出
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pm.clearProgressArea()
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pm.isActive = false
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}
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// setupProgressSpace 设置进度条空间
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func (pm *ProgressManager) setupProgressSpace() {
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// 简化设计:进度条在原地更新,不需要预留额外空间
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// 只是标记进度条开始的位置
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pm.lastContentLine = 0
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}
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// =============================================================================================
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// 已删除的死代码(未使用):moveToContentArea 和 moveToProgressLine 方法
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// =============================================================================================
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// renderProgress 渲染进度条(使用锁避免输出冲突)
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func (pm *ProgressManager) renderProgress() {
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pm.outputMutex.Lock()
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defer pm.outputMutex.Unlock()
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pm.renderProgressUnsafe()
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}
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// generateProgressBar 生成进度条字符串
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func (pm *ProgressManager) generateProgressBar() string {
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if pm.total == 0 {
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return fmt.Sprintf("%s: 等待中...", pm.description)
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}
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percentage := float64(pm.current) / float64(pm.total) * 100
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elapsed := time.Since(pm.startTime)
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// 获取并发状态
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concurrencyStatus := GetConcurrencyMonitor().GetConcurrencyStatus()
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// 计算预估剩余时间
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var eta string
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if pm.current > 0 {
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totalTime := elapsed * time.Duration(pm.total) / time.Duration(pm.current)
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remaining := totalTime - elapsed
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if remaining > 0 {
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eta = fmt.Sprintf(" ETA:%s", formatDuration(remaining))
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}
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}
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// 计算速度
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speed := float64(pm.current) / elapsed.Seconds()
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speedStr := ""
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if speed > 0 {
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speedStr = fmt.Sprintf(" (%.1f/s)", speed)
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}
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// 生成进度条
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barWidth := 30
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filled := int(percentage * float64(barWidth) / 100)
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bar := ""
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if NoColor {
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// 无颜色版本
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bar = "[" +
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fmt.Sprintf("%s%s",
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string(make([]rune, filled)),
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string(make([]rune, barWidth-filled))) +
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"]"
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for i := 0; i < filled; i++ {
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bar = bar[:i+1] + "=" + bar[i+2:]
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}
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for i := filled; i < barWidth; i++ {
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bar = bar[:i+1] + "-" + bar[i+2:]
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}
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} else {
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// 彩色版本
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bar = "|"
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for i := 0; i < barWidth; i++ {
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if i < filled {
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bar += "#"
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} else {
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bar += "."
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}
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}
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bar += "|"
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}
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// 构建基础进度条
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baseProgress := fmt.Sprintf("%s %6.1f%% %s (%d/%d)%s%s",
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pm.description, percentage, bar, pm.current, pm.total, speedStr, eta)
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// 添加并发状态
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if concurrencyStatus != "" {
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return fmt.Sprintf("%s [%s]", baseProgress, concurrencyStatus)
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}
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return baseProgress
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}
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// showCompletionInfo 显示完成信息
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func (pm *ProgressManager) showCompletionInfo() {
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elapsed := time.Since(pm.startTime)
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// 换行并显示完成信息
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fmt.Print("\n")
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completionMsg := i18n.GetText("progress_scan_completed")
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if NoColor {
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fmt.Printf("[完成] %s %d/%d (耗时: %s)\n",
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completionMsg, pm.total, pm.total, formatDuration(elapsed))
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} else {
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fmt.Printf("\033[32m[完成] %s %d/%d\033[0m \033[90m(耗时: %s)\033[0m\n",
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completionMsg, pm.total, pm.total, formatDuration(elapsed))
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}
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}
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// clearProgressArea 清理进度条区域
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func (pm *ProgressManager) clearProgressArea() {
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// 简单清除当前行
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fmt.Print("\033[2K\r")
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}
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// IsActive 检查进度条是否活跃
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func (pm *ProgressManager) IsActive() bool {
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pm.mu.RLock()
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defer pm.mu.RUnlock()
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return pm.isActive && pm.enabled
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}
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// getTerminalHeight 获取终端高度
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func getTerminalHeight() int {
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// 对于固定底部进度条,我们暂时禁用终端高度检测
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// 因为在不同终端环境中可能会有问题
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// 改为使用相对定位方式
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return 0 // 返回0表示使用简化模式
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}
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// formatDuration 格式化时间间隔
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func formatDuration(d time.Duration) string {
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if d < time.Minute {
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return fmt.Sprintf("%.1fs", d.Seconds())
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} else if d < time.Hour {
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return fmt.Sprintf("%.1fm", d.Minutes())
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} else {
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return fmt.Sprintf("%.1fh", d.Hours())
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}
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}
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// 全局函数,方便其他模块调用
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func InitProgressBar(total int64, description string) {
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GetProgressManager().InitProgress(total, description)
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}
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func UpdateProgressBar(increment int64) {
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GetProgressManager().UpdateProgress(increment)
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}
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// =============================================================================================
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// 已删除的死代码(未使用):SetProgressBar 全局函数
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// =============================================================================================
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func FinishProgressBar() {
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GetProgressManager().FinishProgress()
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}
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func IsProgressActive() bool {
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return GetProgressManager().IsActive()
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}
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// =============================================================================
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// 日志输出协调功能
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// =============================================================================
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// LogWithProgress 在进度条活跃时协调日志输出
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func LogWithProgress(message string) {
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pm := GetProgressManager()
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if !pm.IsActive() {
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// 如果进度条不活跃,直接输出
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fmt.Println(message)
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return
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}
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pm.outputMutex.Lock()
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defer pm.outputMutex.Unlock()
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// 清除当前行(清除进度条)
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fmt.Print("\033[2K\r")
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// 输出日志消息
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fmt.Println(message)
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// 重绘进度条
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pm.renderProgressUnsafe()
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}
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// renderProgressUnsafe 不加锁的进度条渲染(内部使用)
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func (pm *ProgressManager) renderProgressUnsafe() {
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if !pm.enabled || !pm.isActive {
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return
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}
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// 移动到行首并清除当前行
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fmt.Print("\033[2K\r")
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// 生成进度条内容
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progressBar := pm.generateProgressBar()
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// 输出进度条(带颜色,如果启用)
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if NoColor {
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fmt.Print(progressBar)
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} else {
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fmt.Printf("\033[36m%s\033[0m", progressBar) // 青色
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}
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// 刷新输出
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os.Stdout.Sync()
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} |