feat: add models scan and fallbacks

src/commands/models/aliases.ts

@@ -0,0 +1,89 @@
+import {
+  CONFIG_PATH_CLAWDBOT,
+  loadConfig,
+} from "../../config/config.js";
+import type { RuntimeEnv } from "../../runtime.js";
+import {
+  ensureFlagCompatibility,
+  normalizeAlias,
+  resolveModelTarget,
+  updateConfig,
+} from "./shared.js";
+
+export async function modelsAliasesListCommand(
+  opts: { json?: boolean; plain?: boolean },
+  runtime: RuntimeEnv,
+) {
+  ensureFlagCompatibility(opts);
+  const cfg = loadConfig();
+  const aliases = cfg.agent?.modelAliases ?? {};
+
+  if (opts.json) {
+    runtime.log(JSON.stringify({ aliases }, null, 2));
+    return;
+  }
+  if (opts.plain) {
+    for (const [alias, target] of Object.entries(aliases)) {
+      runtime.log(`${alias} ${target}`);
+    }
+    return;
+  }
+
+  runtime.log(`Aliases (${Object.keys(aliases).length}):`);
+  if (Object.keys(aliases).length === 0) {
+    runtime.log("- none");
+    return;
+  }
+  for (const [alias, target] of Object.entries(aliases)) {
+    runtime.log(`- ${alias} -> ${target}`);
+  }
+}
+
+export async function modelsAliasesAddCommand(
+  aliasRaw: string,
+  modelRaw: string,
+  runtime: RuntimeEnv,
+) {
+  const alias = normalizeAlias(aliasRaw);
+  const updated = await updateConfig((cfg) => {
+    const resolved = resolveModelTarget({ raw: modelRaw, cfg });
+    const nextAliases = { ...(cfg.agent?.modelAliases ?? {}) };
+    nextAliases[alias] = `${resolved.provider}/${resolved.model}`;
+    return {
+      ...cfg,
+      agent: {
+        ...cfg.agent,
+        modelAliases: nextAliases,
+      },
+    };
+  });
+
+  runtime.log(`Updated ${CONFIG_PATH_CLAWDBOT}`);
+  runtime.log(`Alias ${alias} -> ${updated.agent?.modelAliases?.[alias]}`);
+}
+
+export async function modelsAliasesRemoveCommand(
+  aliasRaw: string,
+  runtime: RuntimeEnv,
+) {
+  const alias = normalizeAlias(aliasRaw);
+  const updated = await updateConfig((cfg) => {
+    const nextAliases = { ...(cfg.agent?.modelAliases ?? {}) };
+    if (!nextAliases[alias]) {
+      throw new Error(`Alias not found: ${alias}`);
+    }
+    delete nextAliases[alias];
+    return {
+      ...cfg,
+      agent: {
+        ...cfg.agent,
+        modelAliases: nextAliases,
+      },
+    };
+  });
+
+  runtime.log(`Updated ${CONFIG_PATH_CLAWDBOT}`);
+  if (!updated.agent?.modelAliases || Object.keys(updated.agent.modelAliases).length === 0) {
+    runtime.log("No aliases configured.");
+  }
+}