{"record":{"id":"d6bc9a3ea18fd4d2","repo":"decolua/9router","slug":"provider-xai-paste-the-callback-url-or-co","errorCode":null,"errorMessage":"provider === \"xai\" ? \"Paste the callback URL or copied xAI code\" : provider === \"kimchi\" ? \"No Kimchi token found in URL\" : \"No authorization code found in URL\"","messagePattern":"provider === \"xai\" \\? \"Paste the callback URL or copied xAI code\" : provider === \"kimchi\" \\? \"No Kimchi token found in URL\" : \"No authorization code found in URL\"","errorType":"exception","errorClass":"Error","httpStatus":null,"severity":"warning","filePath":"src/shared/components/OAuthModal.js","lineNumber":639,"sourceCode":"      }\n\n      if (provider === \"kimchi\" && input && !input.includes(\"://\") && !input.includes(\"?\")) {\n        await exchangeTokens(input, null);\n        return;\n      }\n\n      const url = new URL(input);\n      const code = url.searchParams.get(\"code\");\n      const token = url.searchParams.get(\"token\");\n      const state = url.searchParams.get(\"state\");\n      const errorParam = url.searchParams.get(\"error\");\n\n      if (errorParam) {\n        throw new Error(url.searchParams.get(\"error_description\") || errorParam);\n      }\n\n      if (!code && !token) {\n        throw new Error(\n          provider === \"xai\"\n            ? \"Paste the callback URL or copied xAI code\"\n            : provider === \"kimchi\"\n              ? \"No Kimchi token found in URL\"\n              : \"No authorization code found in URL\"\n        );\n      }\n\n      await exchangeTokens(token || code, state);\n    } catch (err) {\n      setError(err.message);\n      setStep(\"error\");\n    }\n  };\n\n  // Clear session on modal close + cleanup proxy\n  const handleClose = useCallback(() => {\n    if (provider === \"codex\") {","sourceCodeStart":621,"sourceCodeEnd":657,"githubUrl":"https://github.com/decolua/9router/blob/90b52e06ffd666b7929554211474d01588f6b1f8/src/shared/components/OAuthModal.js#L621-L657","documentation":"OAuthModal.handleManualSubmit parses the callback URL the user pasted into the manual-input box of the OAuth connect modal. After parsing, if the URL contains neither a `code` nor a `token` query parameter, it throws a provider-specific message telling the user the pasted input had no authorization code. This is a client-side validation error shown in the modal's error step, not a server failure.","triggerScenarios":"Calling handleManualSubmit (submitting the manual input in the OAuth modal) when `callbackUrl` parses to a valid URL but `url.searchParams.get('code')` and `get('token')` are both null — e.g. pasting the provider console's origin URL, the post-logout redirect page, or a callback URL whose query was stripped.","commonSituations":"User pastes the callback URL after the browser already consumed/removed the `code` param; copies the wrong URL (login page instead of callback); pastes a base URL with `?` but no `code=`; for xai pastes a full URL instead of just the copied code so the raw-code branch at line 618 is skipped; trailing-fragment URLs like `#access_token=...` where the token lives in the hash, not searchParams.","solutions":["Re-run the OAuth flow and copy the full callback URL exactly as it appeared in the address bar, including `?code=...`","For xai, paste just the copied xAI code (no `://`, no `?`) so completeXaiManualCode handles it, or a URL containing `code=`","For kimchi, paste the bare token or a URL containing `?token=...`","If the token is a JWT, paste the raw `eyJ...` string so the JWT fast-path (line 613) runs","Check the URL wasn't truncated — hash-based tokens (#access_token) are not visible to this parser; paste the token value directly instead"],"exampleFix":"// before — pasted URL without the code param\nconst input = \"http://localhost:56121/callback\";\n// throws: No authorization code found in URL\n\n// after — full callback URL with code intact\nconst input = \"http://localhost:56121/callback?code=abc123&state=xyz\";","handlingStrategy":"validation","validationCode":"function hasOauthPayload(input) {\n  try {\n    const u = new URL(input);\n    return Boolean(u.searchParams.get(\"code\") || u.searchParams.get(\"token\"));\n  } catch {\n    return /^[A-Za-z0-9_-]+\\.[A-Za-z0-9_-]+\\./.test(input) || /^[^:/?]+$/.test(input);\n  }\n}\nif (!hasOauthPayload(input)) showError(\"Paste the full callback URL containing ?code=...\");","typeGuard":"function isCallbackUrlWithCode(v) {\n  return typeof v === \"string\" && v.includes(\"://\") && new URLSearchParams(v.split(\"?\")[1] || \"\").has(\"code\");\n}","tryCatchPattern":"try {\n  await handleManualSubmit();\n} catch (e) {\n  if (/authorization code|Kimchi token|xAI code/.test(e.message)) {\n    setStep(\"manual\"); // re-prompt for input instead of dead-ending\n  } else {\n    throw e;\n  }\n}","preventionTips":["Always copy the callback URL from the browser address bar right after the provider redirects back, before anything strips the query","Paste the complete URL including ?code=... (or ?token=... for kimchi)","For xai, paste either the bare copied code or a URL with code=; never a bare base URL","Remember hash fragments (#access_token=...) are not parsed — extract and paste the token value itself","Test the pasted string in a URL parser mentally: does it have ?code= or ?token=?"],"tags":["oauth","client-side","validation","input-error"],"backgroundTag":"oauth-authorization-code-missing","analyzedSha":"90b52e06ffd666b7929554211474d01588f6b1f8","analyzedAt":"2026-08-30T21:05:45.952Z","schemaVersion":2},"datasetVersion":"2026-08-30T23:17:21.991Z"}