Files
sub2api/backend/internal/service/gemini_token_refresher.go
ianshaw dc109827b7 feat(service): 实现 Gemini OAuth 和 Token 管理服务
- 实现 OAuth 授权流程服务
- 添加 Token 提供者和自动刷新机制
- 实现 Gemini Messages API 兼容层
- 更新服务容器注册
2025-12-26 00:09:04 -08:00

54 lines
1.4 KiB
Go

package service
import (
"context"
"strconv"
"time"
"github.com/Wei-Shaw/sub2api/internal/model"
)
type GeminiTokenRefresher struct {
geminiOAuthService *GeminiOAuthService
}
func NewGeminiTokenRefresher(geminiOAuthService *GeminiOAuthService) *GeminiTokenRefresher {
return &GeminiTokenRefresher{geminiOAuthService: geminiOAuthService}
}
func (r *GeminiTokenRefresher) CanRefresh(account *model.Account) bool {
return account.Platform == model.PlatformGemini && account.Type == model.AccountTypeOAuth
}
func (r *GeminiTokenRefresher) NeedsRefresh(account *model.Account, refreshWindow time.Duration) bool {
if !r.CanRefresh(account) {
return false
}
expiresAtStr := account.GetCredential("expires_at")
if expiresAtStr == "" {
return false
}
expiresAt, err := strconv.ParseInt(expiresAtStr, 10, 64)
if err != nil {
return false
}
expiryTime := time.Unix(expiresAt, 0)
return time.Until(expiryTime) < refreshWindow
}
func (r *GeminiTokenRefresher) Refresh(ctx context.Context, account *model.Account) (map[string]any, error) {
tokenInfo, err := r.geminiOAuthService.RefreshAccountToken(ctx, account)
if err != nil {
return nil, err
}
newCredentials := r.geminiOAuthService.BuildAccountCredentials(tokenInfo)
for k, v := range account.Credentials {
if _, exists := newCredentials[k]; !exists {
newCredentials[k] = v
}
}
return newCredentials, nil
}