package report

import (
	"fmt"
	"path/filepath"
	"strings"
	"time"

	"auto-check/pkg/config"
	"auto-check/pkg/model"
	"auto-check/pkg/stress"
)

// BuildDeviceReport 由压测结果构建设备报告（MAC 唯一标识）
func BuildDeviceReport(dev *model.Device, rpt *stress.Report) *Report {
	b := NewBuilder(ConfigSummary{})
	b.StartPhase("压力测试")
	b.AddHost(HostResult{MAC: dev.MAC, IP: dev.IP})
	for _, res := range rpt.Results {
		b.AddStressResult(dev.MAC, StressResult{
			Type:     string(res.Type),
			Status:   res.Status,
			Duration: res.Duration.String(),
			Error:    res.Error,
			Output:   res.Output,
		})
	}
	b.EndPhase(rpt.Summary())
	return b.Build()
}

// SaveDeviceReport 保存设备报告（文件名含 MAC/IP/时间戳）
func SaveDeviceReport(dev *model.Device, rpt *stress.Report, dir string) error {
	if dir == "" {
		dir = "reports"
	}
	ts := time.Now().Format("20060102-150405")
	name := strings.ReplaceAll(dev.MAC, ":", "")
	path := filepath.Join(dir, fmt.Sprintf("report-%s-%s-%s.txt", name, dev.IP, ts))
	return BuildDeviceReport(dev, rpt).SaveFile(path, "text")
}

// PrintDeviceReport 渲染 80mm 模板并送打印机
func PrintDeviceReport(dev *model.Device, rpt *stress.Report, cfg config.PrintConfig) error {
	width := cfg.Width
	if width <= 0 {
		width = 42
	}

	text, err := BuildDeviceReport(dev, rpt).Render80mmWithConfig(TemplateConfig{Width: width})
	if err != nil {
		return err
	}

	printer, err := NewPrinter(config.PrintConfig{Enabled: true, Backend: cfg.Backend, Device: cfg.Device, Width: width})
	if err != nil {
		return err
	}
	defer printer.Close()

	return printer.Print(text)
}

// SaveAndPrintDeviceReport 保存报告并（启用时）打印，含错误输出（一站式业务入口）
func SaveAndPrintDeviceReport(dev *model.Device, rpt *stress.Report, dir string, printCfg config.PrintConfig) {
	if err := SaveDeviceReport(dev, rpt, dir); err != nil {
		fmt.Printf("  [报告] %s 保存失败: %v\n", dev.IP, err)
	}

	if printCfg.Enabled {
		if err := PrintDeviceReport(dev, rpt, printCfg); err != nil {
			fmt.Printf("  [打印] %s 失败: %v\n", dev.IP, err)
		} else {
			fmt.Printf("  [打印] %s 已送出 (%s)\n", dev.IP, printCfg.Backend)
		}
	}
}