85 lines
2.4 KiB
Go
85 lines
2.4 KiB
Go
package repository
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import (
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"context"
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"fmt"
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"net/url"
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"time"
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"github.com/Wei-Shaw/sub2api/internal/config"
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"github.com/Wei-Shaw/sub2api/internal/pkg/geminicli"
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"github.com/Wei-Shaw/sub2api/internal/service/ports"
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"github.com/imroc/req/v3"
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)
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type geminiOAuthClient struct {
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tokenURL string
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cfg *config.Config
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}
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func NewGeminiOAuthClient(cfg *config.Config) ports.GeminiOAuthClient {
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return &geminiOAuthClient{
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tokenURL: geminicli.TokenURL,
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cfg: cfg,
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}
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}
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func (c *geminiOAuthClient) ExchangeCode(ctx context.Context, code, codeVerifier, redirectURI, proxyURL string) (*geminicli.TokenResponse, error) {
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client := createGeminiReqClient(proxyURL)
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formData := url.Values{}
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formData.Set("grant_type", "authorization_code")
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formData.Set("client_id", c.cfg.Gemini.OAuth.ClientID)
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formData.Set("client_secret", c.cfg.Gemini.OAuth.ClientSecret)
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formData.Set("code", code)
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formData.Set("code_verifier", codeVerifier)
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formData.Set("redirect_uri", redirectURI)
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var tokenResp geminicli.TokenResponse
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resp, err := client.R().
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SetContext(ctx).
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SetFormDataFromValues(formData).
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SetSuccessResult(&tokenResp).
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Post(c.tokenURL)
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if err != nil {
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return nil, fmt.Errorf("request failed: %w", err)
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}
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if !resp.IsSuccessState() {
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return nil, fmt.Errorf("token exchange failed: status %d, body: %s", resp.StatusCode, geminicli.SanitizeBodyForLogs(resp.String()))
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}
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return &tokenResp, nil
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}
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func (c *geminiOAuthClient) RefreshToken(ctx context.Context, refreshToken, proxyURL string) (*geminicli.TokenResponse, error) {
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client := createGeminiReqClient(proxyURL)
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formData := url.Values{}
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formData.Set("grant_type", "refresh_token")
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formData.Set("refresh_token", refreshToken)
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formData.Set("client_id", c.cfg.Gemini.OAuth.ClientID)
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formData.Set("client_secret", c.cfg.Gemini.OAuth.ClientSecret)
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var tokenResp geminicli.TokenResponse
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resp, err := client.R().
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SetContext(ctx).
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SetFormDataFromValues(formData).
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SetSuccessResult(&tokenResp).
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Post(c.tokenURL)
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if err != nil {
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return nil, fmt.Errorf("request failed: %w", err)
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}
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if !resp.IsSuccessState() {
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return nil, fmt.Errorf("token refresh failed: status %d, body: %s", resp.StatusCode, geminicli.SanitizeBodyForLogs(resp.String()))
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}
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return &tokenResp, nil
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}
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func createGeminiReqClient(proxyURL string) *req.Client {
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client := req.C().SetTimeout(60 * time.Second)
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if proxyURL != "" {
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client.SetProxyURL(proxyURL)
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}
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return client
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}
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