feat: streamline wizard selection prompts

src/commands/auth-choice-prompt.ts

@@ -0,0 +1,63 @@
+import type { AuthProfileStore } from "../agents/auth-profiles.js";
+import type { WizardPrompter } from "../wizard/prompts.js";
+import { buildAuthChoiceGroups } from "./auth-choice-options.js";
+import type { AuthChoice } from "./onboard-types.js";
+
+const BACK_VALUE = "__back";
+
+export async function promptAuthChoiceGrouped(params: {
+  prompter: WizardPrompter;
+  store: AuthProfileStore;
+  includeSkip: boolean;
+  includeClaudeCliIfMissing?: boolean;
+  platform?: NodeJS.Platform;
+}): Promise<AuthChoice> {
+  const { groups, skipOption } = buildAuthChoiceGroups(params);
+  const availableGroups = groups.filter((group) => group.options.length > 0);
+
+  while (true) {
+    const providerOptions = [
+      ...availableGroups.map((group) => ({
+        value: group.value,
+        label: group.label,
+        hint: group.hint,
+      })),
+      ...(skipOption ? [skipOption] : []),
+    ];
+
+    const providerSelection = (await params.prompter.select({
+      message: "Model/auth provider",
+      options: providerOptions,
+    })) as string;
+
+    if (providerSelection === "skip") {
+      return "skip";
+    }
+
+    const group = availableGroups.find(
+      (candidate) => candidate.value === providerSelection,
+    );
+
+    if (!group || group.options.length === 0) {
+      await params.prompter.note(
+        "No auth methods available for that provider.",
+        "Model/auth choice",
+      );
+      continue;
+    }
+
+    const methodSelection = (await params.prompter.select({
+      message: `${group.label} auth method`,
+      options: [
+        ...group.options,
+        { value: BACK_VALUE, label: "Back" },
+      ],
+    })) as string;
+
+    if (methodSelection === BACK_VALUE) {
+      continue;
+    }
+
+    return methodSelection as AuthChoice;
+  }
+}