Ant-Browser/backend/internal/browser/core_info.go

package browser

import (
	"encoding/json"
	"os"
	"path/filepath"
	"strings"
)

// GetChromeVersion 从 manifest.json 读取 Chrome 版本号
func (m *Manager) GetChromeVersion(corePath string) string {
	corePath = strings.TrimSpace(corePath)
	if corePath == "" {
		return ""
	}

	baseDir := m.ResolveRelativePath(corePath)

	// 尝试读取 manifest.json 或 *.manifest 文件
	manifestPath := filepath.Join(baseDir, "manifest.json")
	data, err := os.ReadFile(manifestPath)
	if err != nil {
		// 尝试查找 *.manifest 文件
		matches, _ := filepath.Glob(filepath.Join(baseDir, "*.manifest"))
		if len(matches) > 0 {
			// 从文件名提取版本号，如 "142.0.7444.175.manifest"
			baseName := filepath.Base(matches[0])
			version := strings.TrimSuffix(baseName, ".manifest")
			if version != "" {
				return version
			}
		}
		return ""
	}

	// 解析 JSON
	var manifest struct {
		Version string `json:"version"`
	}
	if err := json.Unmarshal(data, &manifest); err != nil {
		return ""
	}

	return manifest.Version
}

// CountInstancesByCore 统计使用指定内核的实例数量
func (m *Manager) CountInstancesByCore(coreId string) int {
	coreId = strings.TrimSpace(coreId)
	count := 0
	countByCoreID := func(profileCoreId string) {
		// 如果实例的 CoreId 为空，则使用默认内核
		if profileCoreId == "" {
			defaultCore, found := m.GetDefaultCore()
			if found && strings.EqualFold(defaultCore.CoreId, coreId) {
				count++
			}
		} else if strings.EqualFold(profileCoreId, coreId) {
			count++
		}
	}

	if len(m.Profiles) > 0 {
		for _, profile := range m.Profiles {
			countByCoreID(normalizeProfileCoreID(profile.CoreId))
		}
		return count
	}

	for _, profile := range m.Config.Browser.Profiles {
		countByCoreID(normalizeProfileCoreID(profile.CoreId))
	}
	return count
}

// GetCoresExtendedInfo 获取所有内核的扩展信息
func (m *Manager) GetCoresExtendedInfo() []CoreExtendedInfo {
	cores := m.ListCores()
	result := make([]CoreExtendedInfo, 0, len(cores))
	for _, core := range cores {
		info := CoreExtendedInfo{
			CoreId:        core.CoreId,
			ChromeVersion: m.GetChromeVersion(core.CorePath),
			InstanceCount: m.CountInstancesByCore(core.CoreId),
		}
		result = append(result, info)
	}
	return result
}