package api

import (
	"ssq-desk/internal/service"
)

// PackageAPI 离线数据包 API
type PackageAPI struct {
	packageService *service.PackageService
}

// NewPackageAPI 创建数据包 API
func NewPackageAPI() (*PackageAPI, error) {
	packageService, err := service.NewPackageService()
	if err != nil {
		return nil, err
	}

	return &PackageAPI{
		packageService: packageService,
	}, nil
}

// DownloadPackage 下载数据包
func (api *PackageAPI) DownloadPackage(downloadURL string) (map[string]interface{}, error) {
	if api.packageService == nil {
		newAPI, err := NewPackageAPI()
		if err != nil {
			return nil, err
		}
		api.packageService = newAPI.packageService
	}

	result, err := api.packageService.DownloadPackage(downloadURL, nil)
	if err != nil {
		return nil, err
	}

	return map[string]interface{}{
		"file_path": result.FilePath,
		"file_size": result.FileSize,
		"duration":  result.Duration,
	}, nil
}

// ImportPackage 导入数据包
func (api *PackageAPI) ImportPackage(packagePath string) (map[string]interface{}, error) {
	if api.packageService == nil {
		newAPI, err := NewPackageAPI()
		if err != nil {
			return nil, err
		}
		api.packageService = newAPI.packageService
	}

	result, err := api.packageService.ImportPackage(packagePath)
	if err != nil {
		return nil, err
	}

	return map[string]interface{}{
		"imported_count": result.ImportedCount,
		"updated_count":  result.UpdatedCount,
		"error_count":    result.ErrorCount,
		"duration":       result.Duration,
	}, nil
}

// CheckPackageUpdate 检查数据包更新
func (api *PackageAPI) CheckPackageUpdate(remoteURL string) (map[string]interface{}, error) {
	if api.packageService == nil {
		newAPI, err := NewPackageAPI()
		if err != nil {
			return nil, err
		}
		api.packageService = newAPI.packageService
	}

	info, err := api.packageService.CheckPackageUpdate(remoteURL)
	if err != nil {
		return nil, err
	}

	if info == nil {
		return map[string]interface{}{
			"need_update": false,
		}, nil
	}

	return map[string]interface{}{
		"need_update":  true,
		"version":      info.Version,
		"total_count":  info.TotalCount,
		"latest_issue": info.LatestIssue,
		"package_size": info.PackageSize,
		"download_url": info.DownloadURL,
		"release_date": info.ReleaseDate,
		"checksum":     info.CheckSum,
	}, nil
}

// ListLocalPackages 列出本地数据包
func (api *PackageAPI) ListLocalPackages() (map[string]interface{}, error) {
	if api.packageService == nil {
		newAPI, err := NewPackageAPI()
		if err != nil {
			return nil, err
		}
		api.packageService = newAPI.packageService
	}

	packages, err := api.packageService.ListLocalPackages()
	if err != nil {
		return nil, err
	}

	return map[string]interface{}{
		"packages": packages,
		"count":    len(packages),
	}, nil
}