package syncer

import (
	"fmt"
	"strings"
	"time"

	"xk-hy-transit-go/internal/fileauth"
	"xk-hy-transit-go/internal/hyfile"
)

// UploadTestResult Web 测试上传结果（含本次 FileAuth.java token 分步信息）。
type UploadTestResult struct {
	FileID   string
	Filename string
	Scope    string
	Parts    fileauth.UploadTokenParts
}

// uploadTokenPartsForUpload 生成 FileAuth.java upload profile token（scope=仅 bucket）。
func (r *Runner) uploadTokenPartsForUpload() (fileauth.UploadTokenParts, error) {
	r.configMu.RLock()
	key := strings.TrimSpace(r.hyAppKey)
	secret := strings.TrimSpace(r.hyAppSecret)
	bucket := strings.TrimSpace(r.fileBucket)
	r.configMu.RUnlock()
	if key == "" || secret == "" || bucket == "" {
		return fileauth.UploadTokenParts{}, fmt.Errorf("appKey/appSecret/fileBucket 未配置")
	}
	deadline := time.Now().Unix() + 3600
	return fileauth.BuildUploadTokenPartsForUpload(key, secret, bucket, deadline)
}

// UploadTestPDF 刷新配置后上传测试 PDF，返回 fileId 与本次 token 分步信息。
func (r *Runner) UploadTestPDF(pdf []byte, filename string) (*UploadTestResult, error) {
	if err := r.ReloadCloudConfig(); err != nil {
		return nil, err
	}
	if strings.TrimSpace(filename) == "" {
		filename = "prescription.pdf"
	}
	parts, err := r.uploadTokenPartsForUpload()
	if err != nil {
		return nil, err
	}
	r.configMu.RLock()
	url := r.fileUploadURL
	bucket := strings.TrimSpace(r.fileBucket)
	r.configMu.RUnlock()

	res := &UploadTestResult{
		Filename: filename,
		Scope:    bucket,
		Parts:    parts,
	}
	fileID, err := hyfile.UploadPDF(pdf, filename, url, parts.UploadToken, r.cfg.ForwardSharedSecret)
	if err != nil {
		return res, err
	}
	res.FileID = fileID
	return res, nil
}

// uploadTokenForFile 生产上传凭证（scope=仅 bucket）。
func (r *Runner) uploadTokenForFile(filename string) (string, error) {
	_ = filename
	parts, err := r.uploadTokenPartsForUpload()
	if err != nil {
		return "", err
	}
	return parts.UploadToken, nil
}