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Fix stale Codex autostart shim repair #5

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Fix stale Codex autostart shim repair #5

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35 changes: 26 additions & 9 deletions src/codex-shim.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -102,27 +102,40 @@ function writeState(state: ShimState): void {
writeFileSync(STATE_PATH, JSON.stringify(state, null, 2) + "\n", "utf8");
}

function writeShim(wrapperPath: string, realCodexPath: string): void {
const { bun, cli } = cliEntry();
if (process.platform === "win32") {
writeFileSync(wrapperPath, buildWindowsCodexShim(realCodexPath, bun, cli), "utf8");
} else {
writeFileSync(wrapperPath, buildUnixCodexShim(realCodexPath, bun, cli), "utf8");
chmodSync(wrapperPath, 0o755);
}
}

export function installCodexShim(): { installed: boolean; message: string } {
const existing = readState();
if (existing && existsSync(existing.wrapperPath) && existsSync(existing.backupPath)) {
if (existing && existsSync(existing.wrapperPath) && existsSync(existing.backupPath) && isShim(existing.wrapperPath)) {
return { installed: false, message: `Codex autostart shim already installed at ${existing.wrapperPath}.` };
}
if (existing && existsSync(existing.backupPath) && (!existsSync(existing.wrapperPath) || !isShim(existing.wrapperPath))) {
if (existsSync(existing.wrapperPath)) unlinkSync(existing.wrapperPath);
writeShim(existing.wrapperPath, existing.backupPath);
writeState({ ...existing, platform: process.platform });
return {
installed: true,
message: `Codex autostart shim repaired at ${existing.wrapperPath}. Original remains at ${existing.backupPath}.`,
};
}

const originalPath = findCodexOnPath();
if (!originalPath) return { installed: false, message: "Could not find a codex executable on PATH." };

const backupPath = backupPathFor(originalPath);
if (existsSync(backupPath)) return { installed: false, message: `Refusing to overwrite existing backup: ${backupPath}` };

const { bun, cli } = cliEntry();
const wrapperPath = process.platform === "win32" ? join(dirname(originalPath), "codex.cmd") : originalPath;
renameSync(originalPath, backupPath);
if (process.platform === "win32") {
writeFileSync(wrapperPath, buildWindowsCodexShim(backupPath, bun, cli), "utf8");
} else {
writeFileSync(wrapperPath, buildUnixCodexShim(backupPath, bun, cli), "utf8");
chmodSync(wrapperPath, 0o755);
}
writeShim(wrapperPath, backupPath);
writeState({ platform: process.platform, wrapperPath, originalPath, backupPath });
return { installed: true, message: `Codex autostart shim installed at ${wrapperPath}. Original saved at ${backupPath}.` };
}
Expand All @@ -139,7 +152,11 @@ export function uninstallCodexShim(): { removed: boolean; message: string } {
export function codexShimStatus(): string {
const state = readState();
if (!state) return "Codex autostart shim is not installed.";
const wrapper = existsSync(state.wrapperPath) ? "present" : "missing";
const wrapper = existsSync(state.wrapperPath)
? isShim(state.wrapperPath)
? "shim present"
: "present but not an opencodex shim"
: "missing";
const backup = existsSync(state.backupPath) ? "present" : "missing";
return `Codex autostart shim: wrapper ${wrapper} at ${state.wrapperPath}; original backup ${backup} at ${state.backupPath}.`;
}
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