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// Package codex provides authentication and token management functionality
// for OpenAI's Codex AI services. It handles OAuth2 token storage, serialization,
// and retrieval for maintaining authenticated sessions with the Codex API.
package codex
import (
"encoding/json"
"fmt"
"os"
"path/filepath"
"github.com/router-for-me/CLIProxyAPI/v6/internal/misc"
)
// CodexTokenStorage stores OAuth2 token information for OpenAI Codex API authentication.
// It maintains compatibility with the existing auth system while adding Codex-specific fields
// for managing access tokens, refresh tokens, and user account information.
type CodexTokenStorage struct {
// IDToken is the JWT ID token containing user claims and identity information.
IDToken string `json:"id_token"`
// AccessToken is the OAuth2 access token used for authenticating API requests.
AccessToken string `json:"access_token"`
// RefreshToken is used to obtain new access tokens when the current one expires.
RefreshToken string `json:"refresh_token"`
// AccountID is the OpenAI account identifier associated with this token.
AccountID string `json:"account_id"`
// LastRefresh is the timestamp of the last token refresh operation.
LastRefresh string `json:"last_refresh"`
// Email is the OpenAI account email address associated with this token.
Email string `json:"email"`
// Type indicates the authentication provider type, always "codex" for this storage.
Type string `json:"type"`
// Expire is the timestamp when the current access token expires.
Expire string `json:"expired"`
}
// SaveTokenToFile serializes the Codex token storage to a JSON file.
// This method creates the necessary directory structure and writes the token
// data in JSON format to the specified file path for persistent storage.
//
// Parameters:
// - authFilePath: The full path where the token file should be saved
//
// Returns:
// - error: An error if the operation fails, nil otherwise
func (ts *CodexTokenStorage) SaveTokenToFile(authFilePath string) error {
misc.LogSavingCredentials(authFilePath)
ts.Type = "codex"
if err := os.MkdirAll(filepath.Dir(authFilePath), 0700); err != nil {
return fmt.Errorf("failed to create directory: %v", err)
}
f, err := os.Create(authFilePath)
if err != nil {
return fmt.Errorf("failed to create token file: %w", err)
}
defer func() {
_ = f.Close()
}()
if err = json.NewEncoder(f).Encode(ts); err != nil {
return fmt.Errorf("failed to write token to file: %w", err)
}
return nil
}
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